Prototyping is a process used to quickly create a model of a product or prototype in order to examine its key features before proceeding with production. Prototyping enables development teams to explore various solutions, rapidly generate multiple designs and refine them into the best possible solution. This method helps to save time, secure a budget and secure interest during the presentation. Through prototyping, a client can test different designs and make quick changes without the costly process of creating a 3D model as a proof of concept or creating an actual product pre-release.

A Prototyping Expert can assist clients in turning concept or sketches into interactive prototypes and wireframes that showcase the design of the product with details. This way, clients gain a better understanding of their product’s potential look and feel at an early stage, keep their project on budget and reach their desired outcomes while verifying along the way its usability characteristics.

Here's some projects that our expert Prototyping Experts made real:

  • Developed interactive prototypes for web apps, software, mobile apps and websites.
  • Created beautiful high-fidelity wireframes for products for review by users and stakeholders.
  • Designed 3D models for complex products as proof of concept or pre-release before launch.
  • Designed pixel tree illustrations for client's product.
  • Translated powerpoints into different formats such as MS Word Typing Masters.

At Freelancer, we have experts who can help you take your idea from concept to completion through rapid prototyping. Our professionals have the skills necessary to create prototypes from sketches, make them interactive, customize them with style and create useful wireframes. Contact us now to get started on your prototype project and hire a dedicated Freelancer Prototyping expert today!

From 23,426 reviews, clients rate our Prototyping Experts 4.9 out of 5 stars.
Hire Prototyping Experts

Prototyping is a process used to quickly create a model of a product or prototype in order to examine its key features before proceeding with production. Prototyping enables development teams to explore various solutions, rapidly generate multiple designs and refine them into the best possible solution. This method helps to save time, secure a budget and secure interest during the presentation. Through prototyping, a client can test different designs and make quick changes without the costly process of creating a 3D model as a proof of concept or creating an actual product pre-release.

A Prototyping Expert can assist clients in turning concept or sketches into interactive prototypes and wireframes that showcase the design of the product with details. This way, clients gain a better understanding of their product’s potential look and feel at an early stage, keep their project on budget and reach their desired outcomes while verifying along the way its usability characteristics.

Here's some projects that our expert Prototyping Experts made real:

  • Developed interactive prototypes for web apps, software, mobile apps and websites.
  • Created beautiful high-fidelity wireframes for products for review by users and stakeholders.
  • Designed 3D models for complex products as proof of concept or pre-release before launch.
  • Designed pixel tree illustrations for client's product.
  • Translated powerpoints into different formats such as MS Word Typing Masters.

At Freelancer, we have experts who can help you take your idea from concept to completion through rapid prototyping. Our professionals have the skills necessary to create prototypes from sketches, make them interactive, customize them with style and create useful wireframes. Contact us now to get started on your prototype project and hire a dedicated Freelancer Prototyping expert today!

From 23,426 reviews, clients rate our Prototyping Experts 4.9 out of 5 stars.
Hire Prototyping Experts

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    44 jobs found

    I need a simple, single-board PCB layout created from an already completed and fully tested Fritzing (.fzz) project. The circuit logic, components, and pin mappings are 100% verified on a physical breadboard. This is a very quick micro-task for an experienced electronics engineer. The design is an ultra-low-power Smart Irrigation Sensing Node using an all-3.3V power architecture. Key Specifications & Pin Mapping: • Microcontroller: Arduino Pro Mini (3.3V variant) • Radio Module: LoRa Ra-01 (Antenna area must be kept completely clear of copper traces and ground planes). Pin connections required: NSS to D10, RST to D9, DIO0 to D2, plus standard hardware SPI lines (D11, D12, D13). • Power Input: Direct 3.2V LiFePO4 Battery connection to the Arduino VCC rail (Bypassing the ...

    $37 Average bid
    $37 Avg Bid
    9 bids

    I'm looking for an autonomous mobile robot design specifically for delivering medicines within a dynamic hospital environment. The primary goals of this robot are to ensure safety during transport and to allow for quick access to medicines via open compartments. Key Requirements: - Lidar-based navigation system - Safety of transport as the primary objective - Design should include open compartments for quick access to medicines Ideal Skills and Experience: - Expertise in robotics design, particularly for autonomous mobile robots - Strong knowledge of Lidar navigation systems - Experience in designing for safety in dynamic environments, particularly in healthcare settings - Ability to create user-friendly, efficient access points for delivery systems If you have a background in robo...

    $58 Average bid
    $58 Avg Bid
    5 bids

    Sefadinbadhasoo is the working title for a brand-new initiative I want to bring from rough concept to concrete reality. At this stage the idea is still fluid, so the first task is a structured discovery sprint that defines the project’s purpose, ideal audience, and the most effective medium—be it a responsive website, a lightweight mobile app, or a distinctive visual identity. During our initial collaboration you will: • Deliver a concise discovery report that captures objectives, audience insights, and recommended direction. • Propose a phased roadmap with realistic timelines, core milestones, and the tools or stacks best suited to each step (React, Flutter, Figma, or any alternatives you deem fit). • Provide an early-stage wireframe or mood board to conve...

    $11032 Average bid
    $11032 Avg Bid
    157 bids

    Prototype Fabrication / Electronics Technician Prototype Fabrication & Electronics Technician - Smart Hardware Build Project Description: HappyMat(TM) is seeking a highly capable Prototype Fabrication / Electronics Technician to physically assemble and help troubleshoot HappyMat Prototype #1. This position is for someone who enjoys hands-on hardware work - soldering, wiring, assembling, fabricating, modifying parts, troubleshooting, and turning engineering designs into a working prototype. Primary Responsibilities: • Assemble the physical prototype according to the team's engineering designs. • Perform soldering, wiring, connector installation, and electronics assembly. • Install sensors, LED lighting, display, and other electronic/mechanical components. •...

    $919 Average bid
    $919 Avg Bid
    61 bids

    I already mapped every screen in a detailed Canva presentation and even have a very simple live build, so the functional flow is crystal-clear. What I now need is a polished, production-ready Figma file that elevates the look and tightens the user experience for a mobile application. You will translate each Canva slide into pixel-perfect frames, refine the UI where it feels rough, and build reusable components, styles, and auto-layout so the dev team can work straight from the file. The current visuals give you colours, icons, and copy to start from; feel free to suggest subtle improvements as long as the core brand remains intact. Deliverables: • A neatly organised Figma project with all screens, components, and styles named and grouped logically • A clickable prototype that...

    $290 Average bid
    $290 Avg Bid
    150 bids

    I have a straightforward job: design 5–6 clean, responsive screens in Figma that will look great on both mobile phones and tablets. Each screen is mostly text-based—think H1/H2 headings, short paragraphs, a form field or two, and clear call-to-action buttons. No complex dashboards or animations, just polished layout, good hierarchy, and consistent spacing. Here’s what I need from you: • A single Figma file with all screens organised in frames for mobile and their tablet counterparts. • Styles and components set up so I can tweak colours or text later without breaking the layout. • Export instructions or assets only if any custom icons or illustrations are added. No agencies please. Budget is 1200 rupees.

    $59 Average bid
    $59 Avg Bid
    87 bids

    I am searching for a fresh, actionable idea for a biomedical device, clinical instrument, or machine that targets a clear gap in today’s practice. My focus is General Biomedicine / dentistry / any medical field, yet the problem you tackle may be diagnostic, therapeutic, or preventative—whichever area you believe most urgently needs a smarter solution. What I need from you is a concise, well-reasoned concept that can be developed in the real world, feasible and really novel. Please send a detailed project proposal that: • briefly outlines your professional background (dentist, biomedical engineer, physician, etc.) • defines the clinical problem and why current options fall short • explains your innovative mechanism or workflow improvement • highlights...

    $7 - $14 / hr
    $7 - $14 / hr
    0 bids

    I'm looking for a skilled speaker designer and maker to help build a Bluetooth speaker primarily for indoor use. I am the designer of the speaker, I am looking to make the design into a workable speaker. Key requirements: - High-fidelity sound quality - Long battery life Ideal skills and experience: - Expertise in acoustics and audio engineering - Experience in arduino, coding and electrical knowledge for speakers - Knowledge of prototyping, battery technology.

    $1264 Average bid
    $1264 Avg Bid
    26 bids

    I need an experienced hardware designer to develop a vibration sensor for machinery monitoring. Essential Requirements: - Design a robust vibration sensor - Ensure accuracy and reliability for industrial environments - Provide a detailed technical specification Ideal Skills and Experience: - Background in sensor hardware design - Experience with industrial application requirements - Proficiency in relevant design software and tools Please share your portfolio and relevant experience in your bids.

    $892 Average bid
    $892 Avg Bid
    53 bids

    I’m building an information-rich platform and need a clean, contemporary interface that feels effortless for visitors from the very first click. The heart of the experience will be an intuitive search bar, so the entire layout should guide users naturally toward quick, precise discovery of content while staying visually fresh and trustworthy. Here’s what I’d like you to craft in Figma: • Low-fidelity wireframes that map out core pages and user flows • High-fidelity screens with a consistent design system (colour, typography, grid) • An interactive Figma prototype that demonstrates real-world navigation, focused on the search-first journey • Responsive variations so the design shines on desktop, tablet, and mobile • Handoff-ready assets a...

    $252 Average bid
    $252 Avg Bid
    208 bids

    I’m starting this project from a blank canvas and need a skilled PCB designer who can take my functional requirements (which I’ll share once we kick off) and turn them into clean, production-ready documentation. The board must be a double-layer design populated exclusively with surface-mount parts, so tidy routing, tight footprints and thoughtful component placement are essential. Your first task is to build the full schematic from scratch, validating part choices along the way. Once the schematic is locked, translate it into a compact two-layer layout that respects standard DFM guidelines and any component-specific recommendations in the datasheets. Deliverables I expect: • Complete, well-annotated schematic file (Altium, KiCad or Eagle—whichever you work fastest ...

    $142 Average bid
    $142 Avg Bid
    31 bids

    I’m ready to commission a small, playable prototype in Roblox Studio that teaches kids one essential skill: how to report unsafe or predatory behavior online. The working title is “SAFEGUARD — Think. Spot. Report.” and the entire experience should revolve around guiding players through realistic, age-appropriate scenarios that culminate in them using Roblox’s native reporting tools correctly and confidently. Here’s the core vision: • The game opens with a brief, story-driven scene that places the player in a typical social setting (chat, trade, or mini-game). • Suspicious behavior is introduced organically; the player must recognise it and choose the in-game “Report” path. • Immediate feedback shows the consequences of a...

    $62 / hr Average bid
    $62 / hr Avg Bid
    45 bids

    I'm seeking a skilled artisan to create a custom zinc antique draw handle with the following specifications: - Finish: Aged/Antique - Style: Victorian - Dimensions: To be provided by me Ideal skills and experience: - Expertise in working with zinc and antique finishes - Strong understanding of Victorian design elements - Ability to create custom dimensions based on client input I can provide a sample. I have 3 draws and 2 have broken handles. Please provide samples of previous work and an estimated timeline for completion. Also a price.

    $34 Average bid
    $34 Avg Bid
    14 bids

    I am looking for a UI/UX designer for ongoing part time work on a mobile app that is already live on Android and iOS. It has real users, so this is design for a product in use, not a concept from scratch. You would design in Figma and hand off to our in-house Flutter developers. You are not writing code, but you will be coordinating closely with them, so designs need to be clear enough that handoff is smooth and questions are rare. This is a long term engagement. I want someone who stays with the product for months and gets to know it, not one quick project. Schedule: this role runs in the evening. I need availability roughly 7 pm to 11 or 12 pm, IST, most working days. Total commitment is 10 to 15 hours a week. What we are looking for: 1. Mandatory: • Strong, conversational Eng...

    $428 Average bid
    $428 Avg Bid
    94 bids

    I'm looking for an experienced PCB designer to create a board for a weather station. The station will display barometric pressure, temperature, and humidity using digital sensors. Requirements: - Use of I2C digital sensors - Integration of sensors for pressure, temperature, and humidity - Experience with PCB design software - Understanding of sensor data interpretation and circuit design - Ability to provide a schematic and Gerber files Ideal Skills and Experience: - Proficiency in I2C communication - Previous PCB design projects - Knowledge of environmental sensors Please provide examples of similar work and a timeline for completion.

    $258 Average bid
    $258 Avg Bid
    78 bids

    Request for Proposals (RFP) / Freelance Job Specification: Custom Bipedal Humanoid Platform Role Type: Contract / Freelance (Full-system or Module-specific) Location: Remote (Hardware prototyping local or shipped) Engagement: Milestone-based contract 1. Project Overview We are designing and fabricating a custom open-architecture bipedal humanoid robot. The goal is to build a functional, anthropomorphic platform capable of dynamic balance, stable bipedal locomotion, and compliant interaction. Because building a complete humanoid spans multiple disciplines, we are hiring specialized engineers and domain experts. Applicants may bid on the full lifecycle or submit proposals for individual tracks aligned with their core expertise. 2. Specialized Tracks & Scope of Work Track A: Mechanical En...

    $11 / hr Average bid
    $11 / hr Avg Bid
    11 bids

    Hi there, I am looking for an experienced PCB design engineer to lay out a small, high-power LED strobe controller board and prepare the manufacturing files for JLCPCB Economic PCBA (surface-mount assembly) [1.2]. The design is completely finalized conceptually, and I have attached the Engineering Requirements Document (ERD) and the Final Schematic Pinout Map below to serve as your definitive layout blueprint. Project Deliverables Required: Complete schematic and 2-layer PCB layout using EasyEDA (preferred) Verified BOM (.csv) matched to standard, low-cost components from the JLCPCB parts catalog. Formatted component placement centroid file (). Production-ready Gerber Fabrication Bundle (.zip) [1.2]. Core Structural Criteria: Form Factor:...

    $149 Average bid
    $149 Avg Bid
    58 bids

    I have completed design sketches for a women’s PJ / loungewear / sleepwear collection and now need expert guidance on pairing each silhouette with the perfect fabric. Comfort, durability, and sustainability all matter to me, but every piece must ultimately feel soft, breathable, smooth, and undeniably luxurious against the skin. What I’m prioritizing: • Softness • Breathability • Sustainability Here’s what I need from you: 1. Analyse my design (tops, bottoms, robes and slips) and recommend the ideal knit or woven options for each, noting GSM, composition and finishing. 2. Present at least three mill-ready fabric suggestions per style, complete with supplier references, MOQ, lead times and indicative cost. 3. Flag eco-preferred or certified a...

    $213 Average bid
    $213 Avg Bid
    31 bids

    I’m ready to move an industrial-grade project from concept to a fully routed, production-ready multi-layer PCB. The board will sit inside rugged equipment, so clean signal integrity, controlled impedance where needed, and rock-solid power distribution are critical. Here’s what I will hand over: • Finished schematic (updated from my draft, or created from your netlist). • Optimized multi-layer stack-up with clear documentation of dielectric thicknesses and copper weights. • Complete routing in Altium Designer or KiCad—your choice—adhering to IPC standards. • DRC-clean Gerber, drill, pick-and-place, and IPC-356 netlist files. • An accurate BOM with manufacturer part numbers and alternates. • Assembly drawings and 3D STEP model ...

    $20 / hr Average bid
    $20 / hr Avg Bid
    25 bids

    I need a small working prototype of a water-responsive anti-slip surface for outdoor stairs, ramps, and walkways. This surface should remain smooth when dry, but develop raised ridges/textures to increase grip when wet, returning to flat as it dries. I am based in Ghaziabad, Uttar Pradesh, so I am specifically looking for a freelancer based in or around Ghaziabad/Delhi-NCR who can work with me on the physical prototype. Key Requirements: - Water responsiveness - Flexibility - Wet grip - Recovery after drying Ideal Skills and Experience: - Material science expertise - Experience with adaptive or responsive surfaces - Prototyping skills - Knowledge of anti-slip technologies

    $135 Average bid
    $135 Avg Bid
    3 bids

    I have a steady pipeline of mechanical projects and need a reliable engineer I can turn to on an ongoing basis. The workload ranges from early-stage concept sketches all the way through detailed CAD models, analysis, prototype tweaks and production documentation. Some weeks may focus on refining a single component; other times you might help optimise an entire assembly or advise on manufacturability and cost. Solid proficiency in mainstream CAD packages (SolidWorks, Inventor, or similar) is essential, and the ability to back up designs with sound calculations or simulation results will make collaboration smoother. Clear communication and prompt iteration are just as important as technical skill, since most projects move quickly and I often need fast turnarounds or minor revisions within a...

    $5 / hr Average bid
    $5 / hr Avg Bid
    19 bids

    We are looking for an experienced UI/UX designer to complete the website design for Pure Azores, a local tour operator in São Miguel, Azores. The project will be designed entirely in Figma. One desktop page (About Us) has already been designed and approved and will be provided as the visual reference. The selected designer will extend this direction into a consistent design system and complete the remaining desktop and mobile layouts. Pages / templates to design: - Home - Our Tours - Private Tours - Individual Tour Page template - Sustainability - Reviews - FAQs - Blog listing - Blog Article template - Legal / Text Page template The website should feel clean, premium, natural and authentic, with strong photography, excellent mobile UX and a clear focus on direct tour bookings. ...

    $1370 Average bid
    $1370 Avg Bid
    361 bids

    This project strictly requires hands-on prototyping, including physical assembly and testing—design-only services will not be considered I already have detailed winding diagrams, coil counts, wire gauges, and a full wiring schematic for three compact electromagnets—each under 10 cm in any direction. Your task is to turn these drawings into a tangible proof-of-concept and ship it to me. The magnets will sit in a custom harness. I’m leaning toward a light alloy or other metal solution, but I’m open to your recommendations once you see the design constraints. All electronic components, fasteners, and raw materials will be reimbursed at cost; please keep receipts. Power can come from batteries, a small AC supply, or a rechargeable pack—I’m happy with which...

    $21 / hr Average bid
    $21 / hr Avg Bid
    13 bids

    I'm looking for a skilled product packaging designer to create a stand-up pouch using foil material. Key requirements: - Design a visually appealing and functional stand-up foil pouch - Consider structural integrity and ease of use - Create graphics that align with brand identity Ideal skills and experience: - Expertise in packaging design, particularly with stand-up pouches - Proficiency in working with foil as a material - Strong graphic design skills - Experience with structural design and prototyping Please provide a portfolio showcasing similar projects. Looking forward to your bids!

    $91 Average bid
    $91 Avg Bid
    40 bids

    ## Senior Product Designer / UX Architect for Early-Stage Digital Product I’m looking for a senior freelance **Product Designer / UX Designer / UX Architect** to help shape the product architecture and final interface of an early-stage digital platform. This is **not just a UI design project**, but UI design is an important part of the scope. The main challenge is to first think deeply about the product itself, define the most intuitive structure and interaction model, and then turn that work into a polished, modern UI. ### What I need help with The work will include: - defining the product’s core mental model - information architecture - navigation structure - core objects/entities and their relationships - primary user journeys - interaction patterns - onboarding and en...

    $542 Average bid
    $542 Avg Bid
    193 bids

    I’m developing a fully automatic device that keeps both residential and commercial rooftop solar arrays spotless by pairing a belt-driven carriage, a soft brush and a sparing water-spray line. The core objectives are clear: cut manual labour to near-zero, use as little water as practical and achieve faster, more uniform cleaning ­– all while making the unit simple enough for a single technician to clip in place during installation. Here’s what I need help with: • Complete mechanical and control-system design for the belt mechanism that can travel the length of typical rooftop strings and return to a docking station automatically. • Soft-bristle brush selection and drive layout that won’t abrade panel coatings yet removes stubborn dust. • Lo...

    $18 Average bid
    $18 Avg Bid
    3 bids

    This project strictly requires hands-on prototyping, including physical assembly and testing—design-only services will not be considered I already have detailed winding diagrams, coil counts, wire gauges, and a full wiring schematic for three compact electromagnets—each under 10 cm in any direction. Your task is to turn these drawings into a tangible proof-of-concept and ship it to me. The magnets will sit in a custom harness. I’m leaning toward a light alloy or other metal solution, but I’m open to your recommendations once you see the design constraints. All electronic components, fasteners, and raw materials will be reimbursed at cost; please keep receipts. Power can come from batteries, a small AC supply, or a rechargeable pack—I’m happy with which...

    $20 / hr Average bid
    $20 / hr Avg Bid
    4 bids

    We are building a mobile-first consumer platform that combines social networking, real-world experiences, discovery and transactional features. We are looking for a senior Product Designer / UI-UX expert to work with our product team on a project basis. Product scope The platform includes multiple interconnected experiences such as: Social profiles and connections Content creation and sharing Messaging and communication Discovery and personalized recommendations Real-world experiences and activities Scheduling and participation Location and venue-related experiences Communities and groups Marketplace functionality Short-form video and social content Business/partner-facing experiences The product has a large and interconnected UX, so we're looking for someone who can th...

    $1010 Average bid
    $1010 Avg Bid
    109 bids

    I have a patent-pending product that now needs a ground-up redesign and full production documentation. My top priority is improved functionality, with particular attention to: • Durability • Ease of use • Performance efficiency What I need from you: complete CAD files, detailed part and assembly drawings, material specs, and a ready-for-tooling package suitable for immediate release to a factory. Once the digital and print assets are locked, I’d also like your help sourcing or introducing a reliable manufacturer capable of handling short-run prototyping followed by full-scale production. An NDA is required before we share existing files or discuss proprietary features.

    $688 Average bid
    $688 Avg Bid
    106 bids

    I need two different size plastic rollers for industrial use. Requirements: - Durable plastic material - Two different sizes Ideal Skills & Experience: - Experience with industrial-grade plastic fabrication - Ability to create custom sizes and designs

    $52 Average bid
    $52 Avg Bid
    22 bids

    Lead Mechatronics / Product Development Engineer Lead Mechatronics Engineer - Smart Interactive Hardware Prototype Project Description: We are developing HappyMat(TM) Prototype #1, a smart interactive doormat incorporating sensors, a digital display, addressable LED lighting, wireless connectivity, camera/audio components, embedded electronics, and a custom physical structure. We are seeking an experienced Lead Mechatronics / Product Development Engineer to serve as the technical lead and primary system integrator. You will collaborate with other HappyMat specialists, including embedded/firmware, mechanical/CAD, prototype fabrication/electronics, and IoT/interface development. Primary Responsibilities: • Define the overall prototype architecture. • Coordinate technical decis...

    $912 Average bid
    $912 Avg Bid
    50 bids

    I'm seeking an experienced product developer to create a home-use exercise equipment specifically designed to complement Mat Pilates, to work on flexibility and stretching. Requirements: - Design a safe and effective equipment - Ensure compactness for home use - Materials should be durable and user-friendly Ideal Skills and Experience: - Background in fitness equipment design - Knowledge of materials and ergonomics - Experience with home fitness product development Please include your portfolio and relevant experience in your proposal.

    $40 / hr Average bid
    NDA
    $40 / hr Avg Bid
    12 bids

    This project strictly requires hands-on prototyping, including physical assembly and testing—design-only services will not be considered I already have detailed winding diagrams, coil counts, wire gauges, and a full wiring schematic for three compact electromagnets—each under 10 cm in any direction. Your task is to turn these drawings into a tangible proof-of-concept and ship it to me. The magnets will sit in a custom harness. I’m leaning toward a light alloy or other metal solution, but I’m open to your recommendations once you see the design constraints. All electronic components, fasteners, and raw materials will be reimbursed at cost; please keep receipts. Power can come from batteries, a small AC supply, or a rechargeable pack—I’m happy with which...

    $1314 Average bid
    Featured
    $1314 Avg Bid
    54 bids
    LMS Figma UI/UX Overhaul
    1 day left
    Verified

    I am building a full-featured Learning Management System and need a seasoned Figma designer to craft a classic, professional interface that feels familiar yet polished. The scope covers three core screens: the student dashboard, the instructor dashboard, and the course content layout. Each view should guide users intuitively, encourage engagement, and keep administrative actions effortless so tutors can focus on teaching and learners can focus on progress. Clear visual hierarchies, consistent components, and accessible colour choices are essential because the end goal is to lift student engagement, streamline routine admin tasks, and ultimately boost learning outcomes. Deliverables • High-fidelity Figma mock-ups for the three screens, including all states and key interactions ...

    $226 Average bid
    $226 Avg Bid
    106 bids

    I'm looking for a custom suitcase designed to hold a thermos and two cups. The suitcase should be durable and functional, with a preference for polycarbonate, although I'm open to other materials. Key requirements: - Size: Small (fits one thermos and two cups) - Material: Preferably polycarbonate, but open to alternatives - Detailed project proposal Ideal skills and experience: - Experience in designing and constructing durable cases or luggage - Knowledge of different materials and their properties - Ability to create detailed and functional design proposals ***my idea is an outside layer for the suitcase can be of your choosing, but EVA foam for the inside reliefs, which will be the size and shape of the thermos*** Please include a detailed project proposal in your applicat...

    $208 Average bid
    $208 Avg Bid
    94 bids

    Our new 5G SIM brand, View, is about to go live and I need a crystal-clear, end-to-end experience drafted before development begins. The entire flow spans a mobile-first marketing site plus native iOS and Android apps, and it must feel seamless to the customer from plan purchase to line activation. Customer path to document 1. Website: visitor selects a 5G plan on a responsive site. 2. Checkout: personal details + IBAN are captured for SEPA Direct Debit and processed through Stripe’s subscription API. 3. Credentials: on successful payment the system emails a welcome letter that includes username and password. 4. App: user logs in, registers the physical SIM number, then photographs and submits passport/ID for legal verification; once approved, the line becomes active. What ...

    $201 Average bid
    $201 Avg Bid
    97 bids
    KiCad PCB Routing Completion
    16 hours left
    Verified

    ### What this is I have three KiCad 10 boards for a telecom cabinet monitoring and access-control product. Schematic capture, part selection, footprints, placement, design rules, BOM and fabrication output are all finished. One board is fully routed. The other two have a short list of connections that two autorouters could not place, and I need an experienced layout engineer to close them by hand. This is **not** a "design my PCB" job. It is a well-defined finishing task on a board that is already DRC-clean, with every remaining connection documented and its obstacle identified. ### Current state, measured | Board | Size | Layers | DRC errors | Connections open | |---|---|---|---|---| | Base | 155 × 90 mm | 4 | 0 | 23 | | Cellular module | 80 × 85 mm | 4 | 0 | 0 &...

    $126 Average bid
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    15 bids

    I need a durable exterior box to hold a speaker bracket mount. The box will be used outdoors and should withstand occasional harsh weather conditions. Requirements: - Made of plastic (material choice is flexible, but should be weather-resistant) - Should securely hold a speaker bracket mount - Designed for outdoor use, so durability is key Ideal Skills and Experience: - Experience working with plastics - Knowledge of outdoor durability requirements - Ability to design secure mounting solutions Please provide samples of similar work.

    $48 Average bid
    $48 Avg Bid
    22 bids
    Model koncepcyjny Fusion 360
    5 days left
    Verified

    Szukam osoby, która w Autodesk Fusion 360 przygotuje dla mnie model koncepcyjny o średnim poziomie szczegółowości. Model będzie służył do prototypowania, dlatego zależy mi na: • poprawnej geometrii 3D gotowej do szybkiego wydruku lub frezowania, • logicznej strukturze komponentów i podzespołów, • plikach źródłowych .f3d oraz wyeksportowanych STEP/IGES. Oczekuję płynnej komunikacji, krótkich konsultacji online oraz terminowego oddania plików. Jeśli masz doświadczenie w Fusion 360 i potrafisz sprawnie zamieniać wstępny pomysł w model nadający się do prototypu, napisz kilka zdań o podobnych realizacjach i podaj szacowany czas wykonania.

    $169 Average bid
    $169 Avg Bid
    15 bids

    Desarrollo de prototipo de convertidor de frecuencia para probar un asiento aeronáutico motorizado Buscamos un profesional con experiencia en electrónica de potencia, variadores de frecuencia y transformadores para diseñar, montar y verificar un prototipo que permita alimentar un asiento aeronáutico motorizado desde la red eléctrica convencional. Especificaciones requeridas: Entrada: 220–230 V CA monofásica, 50 Hz. Salida: 115 V fase-neutro / 200 V entre fases, trifásica, 400 Hz. Capacidad mínima: 1,5 A por fase. Salida con tres fases, neutro y tierra de protección. Alimentación adecuada para los motores, frenos electromagnéticos y circuitos de control del asiento, incluyendo los picos de arranque. Q...

    $843 Average bid
    $843 Avg Bid
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    Ich brauche eine kompakte Ladeelektronik für eine selbst gedruckte iPad-Halterung, die künftig in kleiner Serie gefertigt werden soll. Worum es geht • Grüne LED soll anzeigen, dass an der KFZ-Versorgungsleitung stabile 12 V anliegen. • Zweite LED signalisiert, dass das iPad tatsächlich lädt. • Es genügt die reine Basis-Elektronik; ein externes Gehäuse ist nicht nötig, da die Halterung bereits eine passgenaue Aussparung besitzt (Muster liefere ich). • Standard-LEDs sind vollkommen ausreichend. • Ein integrierter Kurzschlussschutz und Sicherung ist zwingend erforderlich, weitere Zusatzfunktionen werden gegebenenfalls besprochen. Liefererwartung 1. Schaltplan und durchdachte Bauteilauswahl (BOM) mit mar...

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    Tôi đang phát triển một thiết bị AI điều khiển bằng giọng nói và cần một freelancer có kinh nghiệm về ESP32/IoT để làm prototype phần cứng đầu tiên. Thiết bị cần có: ESP32 / ESP32-S3 Micro thu âm Loa Wi-Fi LED báo trạng thái Nút bấm Nguồn USB Công việc: Tư vấn và lựa chọn linh kiện Lắp ráp prototype Lập trình firmware cơ bản Kiểm tra microphone, loa, Wi-Fi, LED và nút bấm Kết nối thử với server/API bên ngoài Bàn giao sơ đồ mạch, BOM và source code Lưu ý: Phần AI/ChatGPT, nhận diện giọng nói và chuyển văn bản thành giọng nói sẽ do một freelancer khác phụ trách. Prototype ban đầu có thể ...

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    Sizdən həm əyləncə, həm də iş məhsuldarlığı funksiyalarını birləşdirən masaüstü tətbiq hazırlamağımı istəyirsiniz. Tətbiq Windows və macOS sistemlərində rahat işləməli, istifadəçinin gündəlik tapşırıqlarını asanlaşdırarkən kiçik oyun-modullarla motivasiya qatmalıdır. Gözlədiyim əsas mərhələlər: • Funksiya xəritəsi – to-do siyahısı, qeydlər, vaxt menecmenti və qısa istirahət üçün mini-oyunlar. • UX/UI çertyojları – sadə, diqqəti yayındırmayan dizayn. • Çoxplatformalı masaüstü texnologiya (məsələn, Electron, .NET MAUI və ya Qt) ilə ilkin prototip. • Lokal verilənlər bazası və sinxronizasiya modulunun inteqrasiyası. • Kod, qurulum faylları və qısa istifadə təlimatı. ...

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