The ultimate guide to hiring a web developer in 2021
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
API stands for Application Programming Interface, and it is an layer of interface that allows programs to interact with each other. An experienced API developer can build complex interactions between applications, making them faster, more reliable, and accurate. Whether you need a second opinion on your existing application or you want to create an entirely new application for your business, an expert API Developer can do the job for you.
An API Developer's job does not stop at developing. They can also work on design and implementation testing, guide through the entire architect process from prototyping to implementation, create custom system integration solution based on the project requirements, and collaborate with other teams to develop systems that meet customer expectations.
When hiring an API Developer through Freelancer.com, rest assured that they are as competent as any hired onsite software engineer.
Here’s some projects our experts have worked on:
No matter what your business needs are in terms of API development, our expert freelancers are ready to take on the challenge and provide support whenever you need it. With expertise in debugging applications and web development, you're guaranteed to find the right developer for your project! So why wait? Post your project today at Freelancers.com and reap the benefits of working with an expert API Developer now!
From 176,482 reviews, clients rate our API Developers 4.9 out of 5 stars.API stands for Application Programming Interface, and it is an layer of interface that allows programs to interact with each other. An experienced API developer can build complex interactions between applications, making them faster, more reliable, and accurate. Whether you need a second opinion on your existing application or you want to create an entirely new application for your business, an expert API Developer can do the job for you.
An API Developer's job does not stop at developing. They can also work on design and implementation testing, guide through the entire architect process from prototyping to implementation, create custom system integration solution based on the project requirements, and collaborate with other teams to develop systems that meet customer expectations.
When hiring an API Developer through Freelancer.com, rest assured that they are as competent as any hired onsite software engineer.
Here’s some projects our experts have worked on:
No matter what your business needs are in terms of API development, our expert freelancers are ready to take on the challenge and provide support whenever you need it. With expertise in debugging applications and web development, you're guaranteed to find the right developer for your project! So why wait? Post your project today at Freelancers.com and reap the benefits of working with an expert API Developer now!
From 176,482 reviews, clients rate our API Developers 4.9 out of 5 stars.I'm seeking a professional who can assist me in collecting Open Interest (OI) data for all 150+ Futures and Options (FnO) stocks every 15 minutes. This data should be fetched from an API service to either Excel or Google Sheets. The analysis will involve the entire option chain(net OI, Change in OI), including calculations of max pain,PCR, open interest changes and implied volatility analysis. Skills and Experience Required: -Stock market knowledge and option chain reading knowledge is a must - Proficiency in using various API services, particularly Zerodha, Angel One, or Upstox. - Strong skills in Excel or Google Sheets. - Experience in performing option chain analysis. - Familiarity with financial concepts such as IV,PCR, max pain and implied volatility.
We are looking for someone to create a connection / plugin between the ExpoPlatform API & Wordpress, so we can use the data in Elementor. Its a REST-API and a full documentation is available.
I need a skilled developer to create a system that fetches real-time case data from the eCourtServices platform and securely stores it in Firebase. Requirements: - Integrate with official APIs or replicate mobile app's API calls - Retrieve: - Case Details (All) - Case status - Hearing dates - Party details - Set up a backend service to continuously fetch and update data - Implement: - Error handling - Data deduplication - Logging mechanisms - Avoid web scraping; use authorized, API-driven access Deliverables: - Clean, well-documented code - Adherence to data security standards Ideal Skills: - API integration - Firebase - Backend development - Error handling mechanisms
I need to update the Stripe integration on my PHPProBid website. The site currently uses the deprecated Sources API, which is now causing non-card payments to fail. In addition to fixing that, I want to add support for recurring payments, with the ability to toggle the feature ON or OFF from the admin panel. Currently if I try to make stripe payment for non-card options like iDeal, SEPA I get the error: "The Sources API has reached end of life. In order to continue processing your non-card payments, you will need to migrate to the Payment Intents and Payment Methods API." I will provide access to the script through azure Repo. You can make your changes and commit to the repo. Changes in the repo is automatically deployed to a test site setup for this work. Can also provide ftp...
I'm looking to develop a comprehensive Workato training boot camp for my learning. The focus will be on advanced integrations and techniques, targeting intermediate users who already have some experience with the platform. The training materials should include: - Written guides and manuals - Interactive simulations Hands on training and simulations integrations Ideal Skills and Experience: - Expertise in Workato, especially in advanced integrations SQL server Crud operations, SFDC. Smartheet, IDP intelligence document processing CSV and excel connectors, on prem files JSON files processing API third party integrations Looking for a tutor
I need a Python expert to automate adding courses and modules to Learndash. Requirements: - Use Python to interface with Learndash API. - Add courses, modules, and provide embed codes for self-hosted videos. - Content includes videos and documents (PDFs, Word files). - Work with my existing course/module template. Ideal Skills: - Experience with Learndash and its API. - Proficient in Python. - Familiarity with self-hosted video embedding. - Detail-oriented and able to follow a set template. Don’t have experience with Learndash API ?
I need a Java expert to update legacy code. The task is to modify existing code to display device configuration properties in the new UI. Requirements: - Display config element like device specifications when a device is loaded - Ensure changes are visible in the new UI Ideal Skills: - Proficiency in Java - Experience with UI integration and legacy code modification Please provide a brief overview of your experience and approach.
I'm looking for an app developer to create an application similar to the one found at : Key Features: - The app should be accessible on an Android devices. - and a web interface. It will showcase real-time global data including time zones, sunlight/shadow movement, live weather patterns, and geopolitical borders. - The app should allow for zooming and panning, animating between layers. Additionally, a backend is needed for managing users and data sources. The ideal candidate will have experience with interactive app development, knowledge of real-time data integration, and skills in creating user-friendly interfaces. Budget to be agreed with candidate/s who can clearly demonstrate an ability in this area, more details to be provided to candidates who can demonstra...
Design and develop a scalable Magento 2 ecommerce platform to handle thousands of products efficiently. Implement and manage API integrations to import and synchronize product data from external sources. Configure and optimize shipping methods, including multi-carrier support and dynamic shipping rates. Integrate and manage secure payment gateways, ensuring compliance with PCI DSS standards. Customize Magento 2 themes and modules to meet business requirements. Optimize website performance, including page load times, database queries, and caching strategies. Troubleshoot and resolve issues related to functionality, performance, and integrations. Collaborate with cross-functional teams, including designers, marketers, and project managers. Ensure the platform adheres ...
Hi - I need sb to create custom bridge between Klaviyo and my Froonze Wishlist and Loyality app mapping certain triggers like added to the basket etc. Unfortunately the work is urgent. Regards
Summary I'm in the process of planning a fully automated trading bot for crypto and/or stock markets. While I won't be doing the coding myself, I’m managing this as a serious project and want to get the architecture and roadmap right from the beginning. I'm looking for an experienced consultant who has built or worked on similar trading automation systems and can help me understand the best way to approach the project from both a technical and strategic perspective. This is not a coding task — it’s a consultation to plan out the right tools, technologies, and structure for the project before hiring developers. What I’d Like to Discuss: What programming languages and technologies are most commonly used for trading bots (and why)? How to connect the...
I need an automation system for WhatsApp to streamline delivery inquiries. Key Requirements: - Respond to customer inquiries using custom responses based on keywords. - Collect user feedback through automated prompts. - Provide predefined answers for sea freight and air freight inquiries. Ideal Skills: - Experience with WhatsApp Business API - Proficiency in automation tools (e.g., Zapier, Integromat) - Strong understanding of keyword-based response systems - Familiarity with logistics and freight terminology
I'm looking for someone to help me set up to connect with my Discord server and manage my Discord permission settings. Key Tasks Include: - Creating 1-2 subscription products on Whop - Setting up payment gateways, creating subscription tiers, and managing user subscriptions - Configuring access permissions for Discord bots (using free options) - Setting up basic channels and role permissions. Channels are created, but need organization and refinement Ideal Skills and Experience: - Experience with - Familiarity with Discord server management and permissions - Knowledge of setting up payment gateways - Ability to create and manage subscription tiers
I need a skilled web developer to build a frontend website (Website B) that replicates login/register functionality of an existing platform . I own Website A's backend and its API — but I will not be sharing backend code or direct access. You will build Website B using a frontend framework (React, Vue, or standard HTML/JS) All API interactions should go through a custom proxy server you will set up to handle CORS restrictions. What You Will Do: Frontend Development (Website B) Clone or redesign the login/register pages based on a reference (provided) Ensure responsive, modern layout using Bootstrap, Tailwind, or equivalent Handle form validation and basic UI logic Create Proxy Layer (Node.js or PHP preferred) Build a proxy server that receives frontend requests (e.g.,...
I run a small winery in Niagara-on-the-Lake and need a freelance Power BI consultant to set up and maintain our reporting dashboards. We currently use WineDirect as our POS and will be migrating to Commerce7 in November. Our data needs are straightforward, primarily involving exported columns and simple pivots. Key Requirements: - Sales reports, inventory management, KPI dashboards, and forecasting - Integrate data from WineDirect, Commerce7, Excel/CSV files, and APIs Ideal Skills and Experience: - Proficient in Power BI - Experience with WineDirect and Commerce7 is a plus - Strong data integration skills - Ontario-based (remote is fine) - Available to start ASAP - Open to an ongoing retainer arrangement Looking forward to your expertise!
Job Post: Integrate Claude AI with Apify for Seamless Actor Interaction Project Title: Seeking Developer to Connect Claude AI with Apify Platform via MCP Project Description: We are looking to enhance our workflow by integrating our Claude AI account with the Apify platform. The primary goal is to enable Claude to act as a natural language interface for interacting with Apify actors. This will allow us to trigger Apify actors, send them inputs, and receive their results directly through conversations or interactions within Claude. We envision a system where a user can, for example, ask Claude to "Run the Apify actor 'my-web-scraper' with the URL '' and summarize the results." Claude would then interface with the Apify platform (likely via the Model Context ...
Project Description: I’m looking for an experienced developer to build a Telegram bot that can automatically recognize and extract data from both text messages and screenshots. The bot will store these details in a predefined “data scheme” within a database. Additionally, the bot should have a “learning” feature based on corrections, continuously improving its accuracy in interpreting screenshot content. Scope of Work: 1. Message Processing - Reading data from text messages and screenshots within the chat. - Organizing collected information into a predefined “data scheme” (Date, Amount, Transaction Description, Transaction Direction, Payment Method, etc.). 2. Saving the Data Scheme to a Database - Implementing the saving of extracted data to a da...
UDesign – AI Design Companion Requirement Specification Document 1. Over view UDesign is an AI-powered design assistant t hat enables users to command and generate UI designs using natural language. Inspired by tools like UXPilot and UiZard, it suppor ts Figma integration, connects to a design system, and allows seamless design-to-code translation. It is a standalone tool t hat accepts LLM API keys to operate independent ly. 2. Core Features 2.1. LLM API Key Integratio b Users must be able to input and store t heir own LLM (Large Language Model) API key> b The tool must suppor t API key management and encr yption> b Compatible wit h OpenAI and ot her common LLM APIs. 2.2. Standalone and Command-based Operatio b No dependency on ot her platforms for core functionality> b User...
Project Title: Python Developer Needed for Automated Options Trading Strategy using Dhan/Angel One API Project Description: I have a ready intraday options buying strategy based on price action. I want to automate this strategy using Python. The key features and requirements are: Strategy Highlights: Only ATM CALL option buying (CE&PE) Entry based on price action logic (I will explain) Fixed trading windows: 9:15 AM – 12:00 PM and 1:00 PM – 3:00 PM Entry logic, Stop Loss, and Trailing Stop Loss must be coded Execute trades via Angel One API Proper logging and error handling Basic UI or console dashboard to monitor trades is a plus Developer Requirements: Experience with Indian brokers' APIs ( Angel One) Strong Python skills Knowledge of options tradin...
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Location: Remote / India Type: Full-time (Contract or Founding Team Role) Experience: 5–10 years (DevOps + Backend) About the Role: We are building a global-grade Email Service Provider (ESP) platform — reliable, secure, and optimized for inbox deliverability — to compete with the likes of MXroute and Inframail. We’re looking for a hands-on Lead Engineer / Technical Architect to design, build, and launch the complete infrastructure and customer-facing platform. You’ll work closely with the founder to own the technical roadmap, choose the right stack, and lead all core engineering efforts from Day 1. Responsibilities: Architect and deploy a scalable, secure email hosting infrastructure using Postfix, Dovecot, Rspamd, and Docker (Mailcow or cust...
Job Title: Full Stack Developer – Email Marketing SaaS Product Location: Remote (Bangalore, Chennai or Within India) Type: Full-Time Experience: 3–7 years About the Role: We're building a next-generation Email Marketing SaaS platform that enables businesses to launch, manage, and analyze email campaigns directly through their Gmail, Outlook 365, or custom SMTP/IMAP accounts. As a Full Stack Developer, you will play a critical role in building and scaling the entire product — from the user-facing interface to backend services and integration with email infrastructure. This is an exciting opportunity to join early, take ownership, and help shape the future of email marketing automation. Key Responsibilities: End-to-End Development: Design, develop, and maintain a ...
Explicit Filtering Phase project as discussed in chat for phrase detection and resultant redirect.
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
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