Best app developer freelancer site jobs

I'm in need of a skilled Web3 developer to assist with a range of tasks. Your main responsibilities will include: - Developing smart contracts - Building decentralized applications - Integrating blockchain technology You should be proficient in the following programming languages: - Solidity - JavaScript - Python Your experience with blockchain platforms such as Ethereum and Polkadot is essential. Specific experience with Binance Smart Chain is a bonus. You must also have familiarity with additional languages such as Go, Rust, Java, and Node.js. The ideal candidate should have a deep understanding of the Web3 ecosystem and be able to contribute to a variety of projects. Experience in full stack development and an understanding of blockchain security would be highly benefici...

I'm looking for a skilled developer to aid in setting up game APIs on my website. Specifically, I'm interested in incorporating betting games. Here are a few specifics maintaining to the project: - Skills and Experience: The developer should understand how to integrate APIs, preferably someone with a background in gaming, and has a clear concept on user interface. Experience with betting games APIs will surely set you apart. - Games: Although I was reluctant on ticking a few boxes, I'm particularly interested in integrating betting games into the site. If you have selections or demos to propose, please don't hold back. The more ideas, the better! - Features: Although I skipped the features question, any suggestions you might have regarding user a...

We are seeking an experienced Course Content Developer to craft detailed and engaging materials for our newly accredited diploma program. The ideal candidate will have a strong background in curriculum development and instructional design in the education sector. This role requires a creative and innovative mindset to develop high-quality course content that aligns with the program's learning objectives. The Course Content Developer will collaborate with subject matter experts to ensure accurate and up-to-date content. Excellent writing and editing skills are essential, along with the ability to organize complex information into easily understandable modules. Skills needed for this role include: - Curriculum development - Instructional design - Subject matter expertis...

he developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools

I am seeking a skilled React Native Developer, with a background in backend development, to create an event booking app. The project operates on a tight budget. The ideal candidate will work with a Figma design I have already prepared. Key Features: - User registration and login - Integrated booking and payment system - Notifications for booking updates - More will be shared once we start discussing. The perfect candidate would have previous experience building similar applications and a solid grasp of user interface design. Skills: React Native, Backend Development, Figma, Payment Gateway Integration(Razorpay escrow).

I'm in need of a Full Stack Web App Developer who can deliver a comprehensive web application. The ideal candidate will have experience with user authentication, database integration, payment gateway integration, instant messaging and push notifications. Key Requirements: - Proficient in Full Stack development - Strong understanding of User Authentication - Experience with Database Integration - Previous work with Payment Gateway Integration - Familiarity with Instant Messaging features - Ability to implement Push Notifications Your responsibilities will include: - Developing a user-friendly interface with secure user authentication. - Integrating a robust database system to ensure seamless data management. - Implementing a secure payment gateway for seamless transacti...

...user-friendly e-commerce website developed using Magento open source, integrated with a mobile application built with Kotlin for Android and Swift for iOS. Key Aspects: - The main goal of this website and app is to sell physical products such as clothing, electronics and accessories online. - Both platforms must accept a variety of payment methods, including credit cards and PayPal, while also offering a cash on delivery option. Ideal Freelancer: - Extensive experience with Magento open source for e-commerce websites. - Proven proficiency in Kotlin for Android and Swift for iOS mobile app development. - Familiarity with incorporating diverse payment gateways. Your bid should clearly outline estimated timelines, proposed solutions and similar projects completed ...

I am in need of a fully responsive website that will compile news stories from different sources, specifically catered for industry professionals. It needs to evoke the user-friendly link navigation found on sites like drudgereport.com. Key Objectives: - Provide a centralized, reliable resource for industry-specific news. - Curate content from variouis websites, maintaining high standards of relevance and credibility. - Generate ad revenue without hampering user experience. Functional Requirements: - User friendly link navigation: Essential for facilitating ease of access to various news stories - Effective ad placements: Ads should be strategically placed to generate revenue, without obstructing the user's navigation or distract from the news content Ideal Skills: - Proficie...

I am in need of an experienced ASP.NET MVC C# developer to create a web application that connects to AWS RDS OpenSearch. The project is focused on a read-only dashboard. The key requirements for this project are: - User Login: The application should allow for user to login, with different roles such as Admin, Regular User, and Guest. - Dashboard: The dashboard should be read-only and include elements such as charts and graphs, recent activities, notifications, reports, and filters. The ideal freelancer for this project should have: - Proven experience with ASP.NET MVC C# - Strong understanding of AWS RDS and OpenSearch DB - Experience with login systems and user policies - Previous work involving the creation of read-only dashboards If you have the necessary skills and ...

I worked incredibly hard for over a year to bring you a top-notch learning program with Freelancer.com that was never revealed before… It's no...strategies, tools and much more! (199 USD, INCLUDED!) ➡️ Dive into biweekly live streams with the masters, ask anything you want, and pick up secrets they don't just share with anyone. (100 USD per hour, INCLUDED!) ➡️ An overview with my thoughts of all newsletters I'm subscribed to in freelancing/AI/Digital, giving you the edge you need. (99 a month, INCLUDED!) ➡️ ️Personal guidance & mentoring from best freelancers (From 80-120 USD per hour, INCLUDED!) Worth THOUSANDS of dollars, it’s yours for only 129 USD a year.. Be quick, as the price can go up at any moment.. I’m looking forward to seeing y...

...() is a Singapore-based business information provider specializing in connecting businesses with global capabilities; comprised of industry veterans, Confirmis business model is designed to overcome perennial lack of data (let alone quality data) to support effective decision making, particularly in developing economies. As a Site Verifier, you will be responsible for verifying a company’s existence through visual data by conducting a site visit to ensure that we provide reliable and accurate information to our client. JOB DESCRIPTION: • Conduct basic verification with the subject company’s authorized representative, such as line of business, key executives' name, etc. • Take pictures of the subject company and its vicinity, as per Confirmis&...

I'm urgently seeking a skilled Flutter developer who specializes in payment gateway integration. Your task involves incorporating Mercado Pago/Mercado Pago Bricks into a towing service app akin to uber. Both Android and iOS platforms are expected for development. I want to reassure you that UI/UX designs are already in place and will be made available to you once we commence the project. Your responsibilities will include, but may not be limited to: - Implementing payment for services - Integrating functionality for processing refunds - Enabling feature for viewing payment history Ideally, you will have strong experience in Flutter and a track record in successful integrations of payment gateways, specifically Mercado Pago/Mercado Pago Bricks, within mobile applicatio...

Job Description: We are looking for a skilled and detail-oriented freelancer to modify the color design of our existing racing simulator model to align with our specific branding guidelines. The task involves changing the colors of the 3D files provided for the simulator to match the colors specified in our branding guide. The primary color will be black, and the secondary color will be green. This project requires precision, attention to detail, and adherence to our brand's color scheme. Responsibilities: -Review our branding guidelines and understand the specified color palette and design principles. Use provided 3D files of the racing simulator model to modify the color scheme according to the branding guide. -Ensure that all components of the simulator, including the fra...

...currently have my site hosted on a Virtual Private Server (VPS) and it operates on Magento 2. The task includes the following: - Comprehensive understanding of what exactly needs to be backed up in a Magento website. - Creating backup files that encompass all necessary aspects of my website. - Completing a full site transfer using the created backup files to preserve integrity and functionality. You must have: - Expertise in website migration, particularly Magento sites. - Proficient knowledge in creating and using backup files. - Familiarity with hosting environments, specifically VPS. - Strong understanding of Magento 2. I am open to guidance on best practices for site transfers and backup file creation. This project requires a careful and knowledgeab...

I'm currently on the search for a proficient Civil Engineer with an expertise in site planning, particularly for commercial buildings. Given that the purpose of the commercial building was not stated, the ideal candidate should showcase versatility in creating designs fitting for various purposes such as retail stores, office spaces or restaurants. The potential freelancer should: - Have a rich background in site planning for commercial buildings - Exhibit adaptability and creativity in engineering planning - Showcase previous work samples related to commercial building projects Although not mandatory, previous experience in infrastructure planning for different types of commercial establishments—retail stores, office spaces, restaurants—will be...

Need Urgent. Will start working now hourly basis. I need an expert Laravel developer to jump on board urgently to support enhancements on our existing application. The core tasks to be performed include frontend and backend development as well as bug fixing. This role requires experience in: - Backend development: We need an expert who can work on complex server-side code, solve performance problems, and architectural challenges. - Frontend development: The right candidate should be proficient in developing clean, efficient frontend design, ensuring superb user experience. - Bug fixing: Need a detail-oriented coder to troubleshoot and clear out potential bugs in our website to ensure a smooth, efficient function. Candidates need to have solid experience dealing with Laravel and...

...an on-camera video question where you must show your face and speak so I can hear your English. Pay range is $1,500 -$2,500 a month. The best candidate with the cheapest hourly rate will win the job. There will be a coding test to screen your skills. ****You MUST pass the coding test first before talking with me about next steps. **** If you pass the coding test you will get a 1-1 video call with me, where I will explain the rest of the job. Here is the test. You may send me a message after you complete it. Test will take ~50 min Basic job description: I'm in need of a skilled full-stack developer to work on a long-term project. The ideal candidate will have expertise in React, Node.JS, PostgreSQL, and TypeScript. Main Functionalities:

I'm in need of a highly skilled Laravel developer with a strong background in backend development. Your key responsibilities will include: - Implementing, refining, and maintaining the server-side logic of our web applications - Developing secure, high-performance APIs - Integrating authentication and authorization packages We're looking for an Expert level Laravel developer who can hit the ground running. You should be comfortable working with Laravel's backend functionalities and have a keen eye for efficiency and security. Skills and Experience: - Proven experience in Laravel backend development - Expertise in integrating authentication and authorization packages - Proficiency in developing and optimizing APIs - Previous experience with API development t...

I am in need of a WordPress developer who can design and create two types of websites for me. For the online store, I require specific features like a payment system, inventory management, and a live chat function. For the corporate site, I'd like a few additional features such as a contact form, service pages, and an image gallery. Ideal Skills: - Proficient in WordPress development - E-commerce website development experience - Familiarity with payment gateways - Excellent UI/UX design capabilities - Ability to create user-friendly admin interfaces for inventory management - Experience with incorporating and customizing live chat features in a website - Strong understanding of modern web design and user experience trends - Proven track record in creating visually ...

I'm looking for an app developer who can create an alumni database application that will run on both iOS and Android platforms. The primary function of the app will be to provide a comprehensive database of our alumni. Our existing alumni database will need to be integrated into the app. This will require a good level of understanding of database management and integration. I'm seeking a developer who has experience in developing apps for both iOS and Android, and who is also comfortable with integrating and managing large databases. Experience with database management systems and good UI/UX design skills are desirable. Skills Required: - Proficiency in app development for both iOS and Android - Experience with database management ...

My existing app has been fully developed, and now I'm looking for a skilled Flutter developer to assist in uploading it on the iOS platform and integrating in-app purchases. Key requirements and scope of work: - Fully developed iOS app upload: The app is complete and functional, so the primary goal is to ensure a smooth and successful upload to the iOS platform. - In-app purchase integration: Implementing in-app purchases within the app is crucial. This includes setting up the necessary mechanisms for users to make purchases within the app. I am looking for someone who: - Has extensive experience in Flutter and iOS app development - Is proficient in in-app purchase implementations - Understands the process...

I am in need of a talented PHP developer with solid experience in integrating SMTP email with Outlook. The project's main objective is to enhance our mailing system, making it more user-friendly and effective. Key Project Requirements: - Implementing the ability to send email notifications from our system through Outlook. - Enabling tracking of email delivery status, ensuring transparency in our communication process. - Developing a user-friendly way to manage email templates, specifically focusing on basic text formatting like bold or italics. Ideal Skills and Experience: - Proficiency in PHP development. - Prior experience with integrating SMTP email, particularly using Outlook. - Strong understanding of email delivery tracking. - Ability to create a simplistic yet effecti...

I'm looking for a seasoned full stack developer with a solid background in AI and mobile development. As the platforms for deployment will be iOS and Android, proficiency in programming languages that support these platforms is required. Responsibilities: - Develop an AI psychologist application for iOS and Android platforms. - Apply machine learning techniques. - Build an efficient, testable, and reusable code. Ideal Skills: - Experience with AI, Machine Learning, iOS, and Android app development. - Proficiency in Python, JavaScript, and Java would be ideal but it's not required. - Deep understanding of mobile development frameworks. Don't hesitate to apply if you are experienced with building AI apps for mobile platforms. I look forward to a successful co...

I'm in need of a skilled web developer who can create a fully responsive e-commerce site for me. It's very important that the site looks great and functions well on all devices, so I need the design to be fully responsive. Key Requirements: - E-Commerce Site: The primary function of the site will be to sell products online. - PayPal Integration: I'd like to offer my customers the option to pay with PayPal, so you must be able to integrate this payment method seamlessly. - Mobile Responsiveness: The site must be fully responsive, ensuring that it looks and works great on mobile devices, tablets, and desktops. Ideal Freelancer: - Proficient in HTML and other relevant web development technologies. - Experience in e-commerce ...

Site visit and share picture, Location, Street view, Company logo picture.

...Tamil-speaking developer with solid experience in Flutter to build a utility app. Ideally, the chosen freelancer should have: - Proficiency in building Flutter apps - Eye for intuitive UI/UX Key Job Requirements: - Create a utility application using Flutter - Utilize your native Tamil language proficiency for effective communication Key Application Features: - Product Catalog: An easy-to-navigate user interface for users to browse our offered services/products. - Shopping Cart: A smooth and seamless integration to enable users select and save products/services for eventual purchase. - Payment Gateway: Incorporation of a secure, trusted and user-friendly payment gateway for users to make purchases. Overall, I am seeking a dedicated, passio...

Looking for a proficient Full Stack Web Developer & Designer to breathe life into my vision of creating a state-of-the-art short-term rental & co-living platform. Leveraging your hands-on experience with custom-built solutions, we will endeavor to sculpt an online environment that echoes the user-centered functionality and sharp, engaging design of platforms like Booking.com. Ideal Skills and Experience: - Full stack development expertise including front-end and back-end systems - Proficiency in UI/UX design, employing innovative and intuitive interfaces - Previous experience in creating custom-built websites with referenceable projects - Familiarity with the functionality and design principles of Project Timeline: - The project needs to be completed ASAP. The urgency ...

I need a talented mobile developer with a solid background in both Android and iOS platforms. Design and develop a user-friendly mobile app. Who can Implement features and functionalities based on project requirements. Ensure smooth performance and compatibility across various devices and screen sizes. Conduct thorough testing and debugging to identify and fix issues. Adhere to project timelines and deliverables. Please provide links to your portfolio or previous work.

I'm seeking a Wordpress expert to handle a one-time website maintenance task. The job involves fixing an error on my Wordpress site. Key Responsibilities: - Identifying the root cause of the error. - Implementing the necessary fix to rectify the issue. Ideal Skills and Experience: - Proven experience in resolving Wordpress website errors. - Strong understanding of Wordpress, plugins, themes, and overall website structure. - Excellent troubleshooting skills to quickly identify and resolve the issue. - Ability to work efficiently and deliver the solution promptly.

I need an experienced web designer who can build a clean and functional website for our company. The primary features should be a contact form and a dedicated services page. It's crucial to incorporate my specified color scheme into the design to ensure consistent branding. The ideal candidate must be proficient in aesthetic design and have a keen eye for detail. Familiarity with the latest design trends is a plus.

I need an efficient and experienced developer to create a stock trading app specifically for the Indian stock market. Key Features: - Real-time Stock Prices: The app should have the capability to display the current stock prices accurately and in real-time. - Portfolio Management: A feature that allows users to manage their stock portfolios efficiently. - Buy/Sell Orders: The app should permit users to execute buy and sell orders with convenience. My project needs to be completed urgently. Therefore, I'm looking for a developer who can work promptly, efficiently, and can meet tight deadlines. Key Skills and Experience: - Prior experience in developing stock trading apps, ideally for the Indian Stock Market. - Proficiency in mobile app dev...

I need an expert in mobile-friendly design, specifically proficient in Wordpress's Divi Builder, to enhance the user experience of my website on mobile devices. It consists of one main page and two minor subpages. Freelancer should focus on: - Layout and Design: Create a minimalist design layout that aligns with the website's existing aesthetic. Knowledge in modern mobile-friendly techniques and trends is necessary. - Navigation and Menu: Ensure the website's navigation menu is accessible and user-friendly on mobile. This should include drop-down menus, links, and page transition. - Call-to-Action Buttons: Design and optimize touch-friendly call-to-action buttons, ensuring they are conveniently located and easy to engage with on mobile devices. One particular issu...

Create an LLM based application.

I am looking for a talented web developer to create my paper cup advertising agency's website. The primary goal is to enhance our brand awareness among business owners, our targeted audience. Key Points: - It should primarily feature detailed information about our unique advertisement process and our pricing and packaging options for our paper cups. - It should be modern, user-friendly, and attractively designed to impress our clientele. Ideal Skills: - Proven experience in web development - Proficiency in UI/UX design - Knowledge of SEO best practices to rank the website high in search results - Understanding of the advertising industry would be a bonus.

Need someone to help in simple bug fixing error who has experience in android apps and knowledge about it Requirements are Coding skill Android knowledge

Language Barrier: Looking for a Russian-speaking developer: Есть мобильное приложение, нужно чтобы при переходе с телефона по ссылке открывалась копия приложения в браузере (только пару страниц). Так же необходимо настроить метатеги и чтобы сайт индексировался по SEO. Страницы для подключения: - заглушка - при переходе на другие страницы - страница списка - будет переход на эту страницу. на странице есть кликабельные элементы и данные, которые меняются при свайпе - плейлист - переход со страницы списка - сортировка - переход с плейлиста. при выборе юзера меняется контент на странице списка Так же должны быть анимации при свайпе влево/вправо, вверх/вниз.

I need a developer who is proficient in both the Solana blockchain and Web3. Specifically, I'm looking for the following: - Experience with Solana blockchain: I require someone who has hands-on experience working with Solana, including creating and managing smart contracts on this platform. - Solidity programming: Proficiency in Solidity programming is a must for this project. You should be able to write efficient and secure smart contracts. - integration: I require a developer who is skilled in integrating with the Solana blockchain, enabling seamless interaction with decentralized applications. Additionally, you should be able to communicate and collaborate effectively, keeping me updated on the progress of the project. Your knowledge in both the blockchain and Web...

...() is a Singapore-based business information provider specializing in connecting businesses with global capabilities; comprised of industry veterans, Confirmis business model is designed to overcome perennial lack of data (let alone quality data) to support effective decision making, particularly in developing economies. As a Site Verifier, you will be responsible for verifying a company’s existence through visual data by conducting a site visit to ensure that we provide reliable and accurate information to our client. JOB DESCRIPTION: • Conduct basic verification with the subject company’s authorized representative, such as line of business, key executives' name, etc. • Take pictures of the subject company and its vicinity, as per Confirmis&...

*************IMPORTANT*********** ...your personal Github profile first, we won't check bid without Github profile. ************************************ I'm in need of a talented developer, preferably with a strong background in producing business applications. Here's what I'm looking for: - Expertise: You should be skillful in any of Javascript, Python, Java / Kotlin or Swift / Objective C, Flutter / React Native / Xamarin. - Platforms: Production of a cross-platform app that runs smoothly on both iOS and Android is essential. - Experience: Evidence of previous projects in business app development would ideally be shown. By applying these requirements, you will help to create an app that can contribute to the success of my business. Yo...

In search of a seasoned CRM developer with experience in creating over 10 to 15 CRM software. The ideal candidate should have: - Proficiency in building key features and functionalities such as contact management, lead management, and sales pipeline tracking. - The ability to integrate the CRM software with social media platforms and customer support ticketing systems. - Skills to develop both web-based and desktop application versions of the CRM software. If you possess the skills outlined above and are able to meet these requirements, I encourage you to apply.

Project Description: We are seeking a talented MERN Stack Developer to join our team for an exciting project. The successful candidate will play a pivotal role in developing high-quality software solutions that align with our project requirements. Your primary responsibilities will include building robust backend services using Node.js and , as well as creating dynamic user interfaces with React.js. Key Responsibilities: Develop and implement backend services using Node.js and Express.js. Design and develop user-facing features with React.js. Collaborate with the team to understand project requirements and deliver solutions accordingly. Write clean, maintainable, and efficient code. Ensure the technical feasibility of UI/UX designs. Optimize applications for maximum speed and scal...

...looking for a skilled Flutter developer with experience in Laravel and Parse server to work on an existing audio chat room app. The project involves the addition of new features to the app, however, the client has not provided a detailed list of the features required. The ideal freelancer will have the following qualifications: - Proficient in Flutter for mobile app development - Familiar with Laravel for the admin panel - Experience working with Back4app Parse server - Prior experience in integrating audio and video chat services (specifically Agora) into mobile apps Please note that the client has not specified how they would like the new features to be integrated into the existing app. The successful candidate will need to be able to work w...

Project details €25.00 - 300.00 EUR. I am looking for an experienced developer to create a bot (on the telegram platform) capable of instantly buying and selling Solana tokens on Raydium, Jupiter DEX. You will need to develop a bot that will perform transactions fully automatically, without the need for manual approval. Key features: Telegram platform Seamless integration with Raydium. Orca. Jupiter. Phantom wallet import Instant execution of buy/sell orders (swap in less than 1 second) Copytrading Full automation of operations. The ideal candidate should have: Experience in programming trading bots. Excellent knowledge of Solana and its DEX platforms (Serum Dex). High level of accuracy and attention to real-time changes. More details will be provided upon receipt of the as...

I am seeking an experienced Laravel and VueJS developer who can customize an already developed script to fit our specific needs. Although the user chose to skip a few questions outlining the exact changes needed, we expect the developer to be proficient in: - User authentication - Dashboard layout design - Payment integration - Permissions - SaaS Development - Laravel and Vuejs expertise Ideal candidates should be able to confidently handle these listed tasks and possess the ability to suggest and implement improvements. Prior experience customizing these elements and a keen eye for detail are highly desired, to ensure the finished product aligns with our vision. Please approach this task with adaptability and a problem-solving mindset, as specific customization requests...

...Laravel developer who can help me finalize an API for a video chat application. The task involves enhancing the existing API endpoints and developing new functionalities to ensure its smooth operation and seamless integration. Key responsibilities include: - Extending the API to support real-time notifications, user authentication, call recording, file sharing, and a ticket-based system for bugs and issues tracking. - Implementing real-time status updates for the bugs and issues tracking feature. I am particularly keen on someone who has expertise in Laravel, API development, real-time systems, and bug tracking. Your past experience with similar projects will be an added advantage. To avoid the enormous amount of automated proposals, only applicants who write "Mobo Vid...

I'm looking for an experienced Android app developer who can dive in and help launch a puzzle genre gaming app. Key Tasks: * Finalizing game mechanics and performance * Integrating in-app purchases Ideal Candidate: * Fluent in Android app development, with a specific focus on gaming * Experience with puzzle games is a plus * Knowledgeable in in-app purchases setup Please note, there's no need for social media integration and push notifications in this project. However, successful completion of this project could lead to further work developing these features.

I'm in need of an experienced React Native developer who can assist in building an app for both iOS and Android. The primary goal of this app is to allow users to register different parameters, which will be discussed in further detail.(I'm a fullstack developer myself but need help to re-build a current app). So you don't have to come up with stuff from scratch. Key Responsibilities: - Develop a React Native app with Expo for both iOS and Android platforms Your responsibilities will include: - Collaborating with me to reach a scalable React Native app using - Designing a user-friendly interface and implementing necessary features - Ensuring the app is optimized for both iOS and Android platforms Ideal Skills: - Str...

I'm in need of a Unity developer with experience in creating platformer games. The core tasks will involve developing a 3D platformer game that uses the WASD keys where the main character defeats enemies and collects items. Key Requirements: - Proficiency in Unity and C# - Previous experience developing 3D platformer games - Ability to optimize game performance - Knowledge of creating intuitive game controls I have all the 3D assets for this game (files below), so i'm looking forward to working on this small game together. I'm hoping to get this done by the end of today or tomorrow morning since it is a tight deadline.

I'm in need of a Java developer who can promptly handle the addition of new functionality to my existing system. Key Responsibilities: - Integrate new functionality into the system - Potentially debug code and maintain the system Skills and Experience Required: - Proficiency in Java programming - Proven experience with software development - Strong understanding of system maintenance and debugging This is a time-sensitive project, so I need someone who can start right away and work efficiently to complete the task. Any experience with user authentication, payment processing, and file uploading will be a plus, even though specific details on the new functionality to be added are not yet provided.

I need a proficient mobile developer with a solid background in both Android and iOS platforms. This project will involve: - Implementing standard functionalities, such as: - User authentication. - Additionally, I am looking for edits to be made on the existing functionalities in the mobile application. - The add-on requirement for both the Android and iOS applications would be NFC services. Ideally, the mobile developer should have a proven portfolio in both Android and iOS development. Understanding and experience with NFC services are a must. The developer should also have good experience with debugging and improving existing code. Please ensure your bid reflects your experience and skills appropriately, and do include any relevant project samples with goog...