Hire the Best API Developers
Whitney, Texas
โ๏ธ ๐ฎ๐ฎ+ ๐๐ฒ๐ฎ๐ฟ๐ ๐ผ๐ณ ๐ฐ๐๐๐๐ผ๐บ ๐ช๐ผ๐ฟ๐ฑ๐ฃ๐ฟ๐ฒ๐๐ ๐ฝ๐น๐๐ด๐ถ๐ป ๐๐ผ๐น๐๐๐ถ๐ผ๐ป๐. โ ๐ง๐ผ๐ฝ ๐ฌ.๐ญ% ๐จ๐ฝ๐๐ผ๐ฟ๐ธ๐ฒ๐ฟ. ๐๐ ๐ฝ๐ฒ๐ฟ๐ ๐ฉ๐ฒ๐๐๐ฒ๐ฑ. ๐๐ต๐ผ๐ผ๐๐ฒ ๐บ๐ฒ ๐๐ต๐ฒ๐ป ๐๐ผ๐ ๐๐ฎ๐ป๐ ๐ถ๐ ๐ฑ๐ผ๐ป๐ฒ ๐ฟ๐ถ๐ด๐ต๐ ๐๐ต๐ฒ ๐ณ๐ถ๐ฟ๐๐ ๐๐ถ๐บ๐ฒ ๐ผ๐ฟ ๐ป๐ฒ๐ฒ๐ฑ ๐ถ๐ ๐ณ๐ถ๐ ๐ฒ๐ฑ ๐ฝ๐ฟ๐ผ๐ฝ๐ฒ๐ฟ๐น๐! ๐๐ถ๐ด๐ต๐น๐ ๐๐ฝ๐ฒ๐ฐ๐ถ๐ฎ๐น๐ถ๐๐ฒ๐ฑ ๐ช๐ผ๐ฟ๐ฑ๐ฃ๐ฟ๐ฒ๐๐ ๐ฝ๐น๐๐ด๐ถ๐ป ๐๐ผ๐น๐๐๐ถ๐ผ๐ป๐ ๐ฏ๐๐ถ๐น๐ ๐๐ถ๐๐ต ๐ฐ๐น๐ฒ๐ฎ๐ป ๐ฐ๐ผ๐ฑ๐ฒ ๐๐ต๐ฎ๐ ๐บ๐ผ๐๐ ๐ฒ๐ณ๐ณ๐ถ๐ฐ๐ถ๐ฒ๐ป๐๐น๐ ๐๐ผ๐น๐๐ฒ๐ ๐๐ผ๐๐ฟ ๐ฝ๐ฟ๐ผ๐ฏ๐น๐ฒ๐บ. ๐๐ป๐๐ถ๐๐ฒ ๐บ๐ฒ ๐๐ผ ๐๐ผ๐๐ฟ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ or ๐๐ฒ๐ป๐ฑ ๐บ๐ฒ ๐ฎ ๐ฑ๐ถ๐ฟ๐ฒ๐ฐ๐ ๐บ๐ฒ๐๐๐ฎ๐ด๐ฒ. Iโll be happy to schedule a call to chat about your needs, outline a solution and give you a timeline and price to make it happen. โ ๐ ๐ต๐ฎ๐ฑ ๐ฎ ๐ฑ๐ถ๐ณ๐ณ๐ถ๐ฐ๐๐น๐ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐๐ต๐ฎ๐ ๐ป๐ผ ๐ผ๐ป๐ฒ ๐ฐ๐ผ๐๐น๐ฑ ๐ณ๐ถ๐ด๐๐ฟ๐ฒ ๐ผ๐๐โ๐๐ป๐๐ถ๐น ๐ต๐ฒ ๐ฑ๐ถ๐ฑ. ๐ก๐ผ๐ ๐ผ๐ป๐น๐ ๐๐ต๐ฎ๐, ๐ฏ๐๐ ๐ต๐ฒ ๐ฎ๐น๐๐ผ ๐ฐ๐น๐ฒ๐ฎ๐ฟ๐น๐ ๐ฐ๐ผ๐บ๐บ๐๐ป๐ถ๐ฐ๐ฎ๐๐ฒ๐ฑ ๐ฒ๐๐ฒ๐ฟ๐ ๐๐๐ฒ๐ฝ ๐ผ๐ณ ๐๐ต๐ฒ ๐๐ฎ๐. ๐ ๐ต๐ฎ๐ฑ ๐ฎ ๐ฝ๐ต๐ผ๐ป๐ฒ ๐ฐ๐ผ๐ป๐๐ฒ๐ฟ๐๐ฎ๐๐ถ๐ผ๐ป ๐๐ถ๐๐ต ๐ต๐ถ๐บ ๐ฎ๐ป๐ฑ ๐ฎ๐ป๐ผ๐๐ต๐ฒ๐ฟ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ, ๐ฎ๐ป๐ฑ ๐๐ต๐ฒ ๐ผ๐๐ต๐ฒ๐ฟ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ ๐๐ฎ๐ถ๐ฑ, "๐๐๐๐จ ๐๐ช๐ฎ ๐ง๐๐๐ก๐ก๐ฎ ๐ ๐ฃ๐ค๐ฌ๐จ ๐ฌ๐๐๐ฉ ๐๐'๐จ ๐๐ค๐๐ฃ๐" ๐ ๐ต๐ถ๐ด๐ต๐น๐ ๐ฟ๐ฒ๐ฐ๐ผ๐บ๐บ๐ฒ๐ป๐ฑ ๐ต๐ถ๐บ, ๐ฎ๐ป๐ฑ ๐ต๐ฒ'๐ ๐ป๐ผ๐ ๐บ๐ ๐ด๐ผ-๐๐ผ ๐ณ๐ผ๐ฟ ๐ฎ๐ป๐ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐ ๐๐ผ๐ฟ๐ธ. โ ๐ฃ ๐ฃ๐ฎ๐๐น ๐ ๐ฎ๐ฟ๐ธ๐ผ๐ณ๐ณ - ๐ข๐๐ป๐ฒ๐ฟ, ๐๐ฟ. ๐ฃ๐ฒ๐ฝ๐ฝ๐ฒ๐ฟ ๐ฆ๐๐ฎ๐ฟ ๐๐ฒ๐ป๐๐ฒ๐ฟ๐ Highlights my clients appreciate about working together: โ๏ธ ๐๐ผ๐ป๐ฒ๐๐๐ - I only quote exactly whatโs needed and I track every hour using Upworkโs screen capture time tracker on every project โ๏ธ ๐ฅ๐ฒ๐น๐ถ๐ฎ๐ฏ๐น๐ฒ โ I work 7 days a week, responding to messages within 30 minutes to 1 hour during work hours โ๏ธ ๐ฆ๐ฝ๐ฒ๐ฐ๐ถ๐ฎ๐น๐ถ๐๐ฒ๐ฑ ๐๐ ๐ฝ๐ฒ๐ฟ๐๐ถ๐๐ฒ - API Integration & Automation Obsession โ Real Estate - Payment Processing - SaaS โ๏ธ ๐๐น๐ฒ๐ฎ๐ฟ ๐๐ผ๐บ๐บ๐๐ป๐ถ๐ฐ๐ฎ๐๐ถ๐ผ๐ป & ๐๐ผ๐ฐ๐๐บ๐ฒ๐ป๐๐ฎ๐๐ถ๐ผ๐ป โ Youโll always know whatโs happening with your project. Youโll have Loom videos explaining how everything works. โ๏ธ ๐จ๐ฆ ๐ ๐ฎ๐ฟ๐ธ๐ฒ๐ ๐๐น๐ถ๐ฒ๐ป๐ ๐ฆ๐ฝ๐ฒ๐ฐ๐ถ๐ฎ๐น๐ถ๐๐ฎ๐๐ถ๐ผ๐ป - All my experience and solutions are based on American standards, best practices and expectations Hi, Iโm Rick aka Patrick! For more than 22 years my expertise has focused on making third-party applications work flawlessly with WordPress through the use of custom built plugins and API integrations. Iโm the creator of the โWordPress Plugin Dragon Frameworkโ and follow Robert C. Martinโs Clean Code principles (SOLID, DRY, YAGNI) to ensure exceptional quality. ๐๐ถ๐ด๐ต๐น๐ถ๐ด๐ต๐๐ ๐ข๐ณ ๐ ๐ ๐๐ผ๐ฟ๐ฒ ๐๐ ๐ฝ๐ฒ๐ฟ๐๐ถ๐๐ฒ โ Custom WordPress API Integrations - API Development & API Automation - โ Real Estate IDX Plugin & MLS API Solutions - Housecall Pro โ Custom WordPress Plugin Development & WordPress Web Development โ Business Automation Solutions - Zapier - Zapier Workflows - Google Sheets โ WooCommerce API - E-commerce Solutions - SaaS Solutions - Data Synchronization - Stripe - PayPal ๐๐ถ๐ด๐ต๐น๐ถ๐ด๐ต๐๐ ๐ข๐ณ ๐ ๐ ๐ข๐๐ต๐ฒ๐ฟ ๐๐ผ๐บ๐บ๐ผ๐ป๐น๐ ๐จ๐๐ฒ๐ฑ ๐ฆ๐ธ๐ถ๐น๐น๐ โ Senior Developer - Laravel - PHP - React - XML - JSON โ API Expert - RESTful API - Google API - MLS API - RESTful API - RESTful Architecture - SOAP API - Google API - Laravel API - RESO API โ Business Automation Solutions - Zapier - Google Sheets Thanks for learning about me! If youโre looking to get your WordPress plugin integration project done right the first time, ๐ถ๐ป๐๐ถ๐๐ฒ ๐บ๐ฒ ๐๐ผ ๐๐ผ๐๐ฟ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ or ๐๐ฒ๐ป๐ฑ ๐บ๐ฒ ๐ฎ ๐ฑ๐ถ๐ฟ๐ฒ๐ฐ๐ ๐บ๐ฒ๐๐๐ฎ๐ด๐ฒ. Iโll invite you to book a complimentary consultation call together. Talk soon! Rick aka Patrick Mac Gillis โ ๐พ๐ค๐ช๐ก๐๐ฃ'๐ฉ ๐๐๐ซ๐ ๐๐๐๐ฃ ๐๐๐ฅ๐ฅ๐๐๐ง ๐ฌ๐๐ฉ๐ ๐๐๐๐ '๐จ ๐ฌ๐ค๐ง๐ , ๐๐ค๐ข๐ข๐ช๐ฃ๐๐๐๐ฉ๐๐ค๐ฃ, ๐๐ฉ๐ฉ๐๐ฃ๐ฉ๐๐ค๐ฃ ๐ฉ๐ค ๐๐๐ฉ๐๐๐ก๐จ, ๐ง๐๐จ๐ฅ๐ค๐ฃ๐จ๐๐ซ๐๐ฃ๐๐จ๐จ, ๐๐ฃ๐ ๐๐ซ๐๐ง๐ฎ ๐ค๐ฉ๐๐๐ง ๐๐จ๐ฅ๐๐๐ฉ ๐ฎ๐ค๐ช'๐ ๐๐ญ๐ฅ๐๐๐ฉ ๐๐ง๐ค๐ข ๐ ๐ฅ๐ง๐ค๐๐๐จ๐จ๐๐ค๐ฃ๐๐ก ๐๐๐ซ๐๐ก๐ค๐ฅ๐๐ง. ๐๐ ๐ ๐ฃ๐๐๐ ๐๐๐๐๐ฉ๐๐ค๐ฃ๐๐ก ๐ฌ๐ค๐ง๐ ๐ค๐ง ๐๐๐ซ๐ ๐ ๐ฃ๐๐ฌ ๐ฅ๐ง๐ค๐๐๐๐ฉ, ๐๐๐๐ ๐๐จ ๐ฉ๐๐ ๐ค๐ฃ๐ก๐ฎ ๐ค๐ฃ๐ ๐'๐ก๐ก ๐ง๐๐๐๐ ๐ค๐ช๐ฉ ๐ฉ๐ค! โ ๐ฃ ๐๐ค๐ ๐๐ง๐๐๐ค๐ฌ๐จ๐ ๐ - ๐๐ฌ๐ฃ๐๐ง - ๐๐ช๐ฃ๐๐ง๐ค๐ช๐ฅ๐๐
- API Development
- API
- API Integration
- Automation
- Real Estate IDX
- WordPress
- WooCommerce
- MLS Consulting
- WordPress Plugin
- Web Development
- RESTful API
- PHP
- Zapier
- JSON API
- GPT API
Yamunanagar, India
I am Rahul a results-driven Airtable Automation Expert and Full-Stack Developer specializing in Airtable automation, Gravity Forms and JotForm integrations, Twilio SMS/Voice automation, and custom API development using PHP and Laravel. If you need to connect WordPress or WooCommerce to Airtable, automate business workflows, or integrate third-party APIs like Twilio, Stripe, Printful, or PayPal, I can build you a reliable, scalable solution tailored to your exact workflow. โ Core Skills & Expertise ๐ Airtable Development & Automation Airtable base design with linked records, formulas, and interfaces Advanced Airtable automations using scripts, webhooks, and the Airtable API Custom Airtable integrations with CRMs, forms, and eCommerce systems No-code/low-code workflow optimization with Make (Integromat) and Zapier ๐ Form Integrations & Workflow Automation Gravity Forms, WS Form, JotForm, Zoho Forms, Formstack, Fluent Forms & Formidable Forms Form-to-Airtable data pipelines, auto-responders, conditional logic, and lead routing Real-time webhook triggers and Airtable synchronization for lead management ๐ WordPress & WooCommerce Development Custom WordPress theme and plugin development WooCommerce automation for product management and checkout processes API integrations with Printful, Printify, and other third-party services ๐ป PHP & Laravel Development RESTful API design and backend systems using Laravel and PHP Secure Stripe and PayPal payment gateway integrations Custom API development and webhook-based workflow automation ๐ Twilio API & Messaging Automation Twilio SMS, Voice, and IVR flow setup via Twilio Studio Automated lead follow-ups, appointment reminders, and alert systems Twilio API integrations with CRMs, WordPress, and Airtable Tech & Tools: Airtable, Laravel, PHP, WordPress, WooCommerce Gravity Forms, WS Form, JotForm, Zoho Forms, Formstack, Fluent Forms, Formidable Forms Twilio API, Stripe, PayPal, Printful API, Printify โ Why Work With Me? ๐ End-to-end automation expert โ no more manual tasks ๐ Business-first approach โ focused on ROI and user experience ๐งฉ Seamless API integrations โ make all your tools talk to each other ๐ฌ Clear communication & prompt delivery Ready to bring your project to life with smarter workflows and scalable code? ๐ฌ Letโs talk today โ and turn your tech into a competitive advantage. Keyword: Twilio API, Twilio Integration SMS Messaging, Voice Calls, Twilio Functions, Twilio Studio, Twilio Call Center Solutions, center solutions using Twilio, Interactive Voice Response (IVR), Twilio Flex, Twilio Development, API Integration, VoIP Solutions,
- API Development
- Airtable
- Automation
- CRM Software
- CRM Automation
- API Integration
- Jotform
- Gravity Forms
- Google APIs
- Twilio API
- PayPal
- Stripe API
- Printful
- RESTful API
- WordPress Plugin
- WordPress
- System Automation
- Email Automation
Kyiv, Ukraine
Experts in API Integration and Integration Architecture for complex business systems. When business systems must exchange data reliably, simple API connections are rarely enough. We design and build production-grade API integrations connecting ERP, CRM, e-commerce platforms, and internal systems โ focusing on reliability, observability, and long-term maintainability. Our work centers on custom integrations that support real business operations, not fragile scripts or quick automation hacks. ๐งฉ What We Do ๐น API Integration & System Connectivity Design and implementation of reliable API integrations between ERP, CRM, e-commerce, marketing, and internal systems using REST APIs, webhooks, and secure authentication. ๐น Integration Architecture Design of robust integration architectures including data synchronization strategies, retry logic, monitoring, error handling, and long-term maintainability. ๐น On-premise Integration Platforms Custom API integration hubs deployed on your infrastructure (Laravel / PHP), including scheduling, logging, monitoring, and full operational control. ๐น API Development & Consulting End-to-end API development: REST API design, OAuth authentication, webhook processing, multi-system integration strategies, system audits, and integration consulting. ๐น Data Synchronization Reliable data pipelines between ERP, CRM, analytics, and internal systems with validation, monitoring, and recovery mechanisms. โ๏ธ Our Strengths โ Strong focus on API integration for complex business workflows (finance, e-commerce, logistics, marketing operations) โ Production reliability by default โ logging, retries, monitoring, and alerts included โ Security-first architecture suitable for on-premise and private cloud deployments โ End-to-end ownership โ from architecture and API development to deployment and long-term support ๐ง Tech Stack Languages & Frameworks: Laravel / PHP / Node.js / Python Integration Technologies: REST APIs, Webhooks, OAuth, event-driven integrations Platforms & APIs: HubSpot, QuickBooks Online, Xero, Shopify, Acumatica, BigCommerce, Airtable, Slack, Notion, Google Workspace Infrastructure: AWS, DigitalOcean, Docker, Linux ๐ Why Clients Choose QPMSoft ๐ผ $400K+ earned on Upwork | 100% Job Success | 10+ years building integration systems ๐ค Clear communication, fast response times, and realistic expectations ๐ Flexible engagement models โ from focused API integrations to long-term integration platforms Whether you need API Integration, custom API Development, or reliable system integrations between ERP, CRM, and e-commerce platforms, we focus on building systems that are stable, maintainable, and production-ready.
- API Development
- API
- API Integration
- RESTful API
- Automation
- Business Process Automation
- JavaScript
- PHP
- Laravel
- Zapier
- Make.com
- Application Integration
- React
- Python
- Solution Architecture
- REST API
- Node.js
- Marketing API Integration
- WordPress
- MySQL
Dubai, United Arab Emirates
Software Architect & Technical Writer. 16 years of engineering experience. 86 completed projects across 35+ organizations โ Branch, Bright Data, NexHealth, Fonoa, and more. I build API and Product documentation systems that keep pace with fast-moving products. CORE SERVICES: โ API & Developer Documentation โ Turn complex REST, GraphQL, and OpenAPI specs into clean, navigable references developers trust and return to โ Documentation Architecture โ Design docs-as-code pipelines, CI/CD workflows, and multi-environment setups that keep your docs in sync with your codebase automatically โ SaaS & Platform Docs โ Build onboarding flows, help centers, release notes, and internal runbooks that reduce time-to-value for every new user โ API Integrations & Technical Guides โ Build and document the integration layer so your developers have both working code and clear guidance โ AI Agents & Automation Systems โ Design and deploy Claude/OpenAI-powered agents, LLM workflows, and automation pipelines (Make, Zapier, GitHub Actions) that handle real business processes end-to-end Documentation Platforms: ReadMe ยท Mintlify ยท Docusaurus ยท Stoplight ยท GitBook ยท Swagger/OpenAPI 3.0 ยท Redoc ยท Postman ยท Confluence Technical Stack: Claude API ยท OpenAI ยท LangChain ยท Make ยท Supabase ยท Node.js ยท REST ยท GraphQL ยท GitHub Actions ยท JavaScript ยท Python ยท AWS Industries: AI/ML ยท Fintech ยท Healthcare ยท SaaS ยท Developer Tools ยท Maritime ยท E-Commerce Lets connect and I can map out exactly what needs to be built.
- Technical Writing
- API Documentation
- Instruction Manual
- Technical Documentation
- User Manual
- Technical Report
- Swagger
- Report Writing
- Apiary
- Content Writing
- Content Creation
- OpenAPI
- Article Writing
- Software Documentation
Lahore, Pakistan
๐๐ MVP / SAAS Specialist Expertise in | AI Developer | RAG | LLM | AI Integration | Python | OpenAI API Integration | Artificial intelligence | Machine Learning | Langchain | Django React JavaScript | FastAPI | AI agent | AI App Development | AI bot | AI chatbot | AI Agent | Restful API | PostgresSQL | Botpress | PostHog | MCP Server | Multi-Agents/Multiple Agents | Voice AI ๐ ๐ ๐๐ฎ๐ข๐ฅ๐ ๐๐ง๐ ๐๐๐ฉ๐ฅ๐จ๐ฒ ๐๐ฎ๐ฌ๐ญ๐จ๐ฆ ๐ฐ๐๐ ๐๐ฉ๐ฉ๐ฅ๐ข๐๐๐ญ๐ข๐จ๐ง๐ฌ, AI-Powered MVP, AI Healthcare Tools, AI Writing Tool, GPT Clone, Full Stack Application, Multi-Tenant ๐๐ง๐ ๐ข๐ง๐ง๐จ๐ฏ๐๐ญ๐ข๐ฏ๐ ๐๐ ๐ฌ๐ฒ๐ฌ๐ญ๐๐ฆ๐ฌ ๐ญ๐ก๐๐ญ ๐ฌ๐จ๐ฅ๐ฏ๐ ๐๐จ๐ฆ๐ฉ๐ฅ๐๐ฑ ๐ฉ๐ซ๐จ๐๐ฅ๐๐ฆ๐ฌ, ๐๐ซ๐๐๐ญ๐ ๐ง๐๐ฐ ๐ฏ๐๐ฅ๐ฎ๐, ๐๐ง๐ ๐ข๐ฆ๐ฉ๐ซ๐จ๐ฏ๐ ๐ฎ๐ฌ๐๐ซ ๐๐ฑ๐ฉ๐๐ซ๐ข๐๐ง๐๐๐ฌ. ๐ A 100% refund, if I'm unable to meet our agreed commitments. No questions asked! ๐๐๐ฒ ๐ ๐๐๐ญ๐ฌ: ๐งโ๐ป 8+ years of experience as a Full Stack Developer and Artificial Intelligence Specialist ๐ 50+ market-winning projects launched โ Around 600 hours on Upwork ๐ฏ Top-Rated on Upwork ๐๐'๐ฏ๐ ๐ฌ๐จ๐ฅ๐ฏ๐๐ ๐๐ง๐ ๐ข๐ง๐๐๐ซ๐ข๐ง๐ ๐ฉ๐ซ๐จ๐๐ฅ๐๐ฆ๐ฌ ๐๐จ๐ซ ๐ญ๐จ๐ฉ ๐๐จ๐ฆ๐ฉ๐๐ง๐ข๐๐ฌ ๐๐ง๐ ๐ฌ๐ญ๐๐ซ๐ญ๐ฎ๐ฉ๐ฌ ๐๐ซ๐จ๐ฎ๐ง๐ ๐ญ๐ก๐ ๐ ๐ฅ๐จ๐๐ โ๏ธ Under Armour โ๏ธ Snowflake โ๏ธ Estateza โ๏ธ SearchLook โ๏ธ Sparrowcharts ๐ก ๐๐ก๐๐ญ ๐๐๐ง ๐ ๐๐ซ๐ข๐ง๐ ๐ญ๐จ ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐๐๐ฅ๐? โ๏ธ Full Stack Development for robust and scalable web applications, including both front-end and back-end technologies โ๏ธ Custom Web and Application Development utilizing frameworks like Python, React, Django, React.js / Angular / Next.js / Nest / Nust / Golang and Node.js โ๏ธ Expertise in LLMs and ChatGPT integration to enhance application functionalities โ๏ธ Proficiency in RESTful APIs, GraphQL, and database management โ๏ธ Experience with cloud services like AWS, Azure, and Google Cloud for deployment and scaling โ๏ธ Strong problem-solving skills and ability to optimize user experiences and application performance ๐๐๐๐ซ๐'๐ฌ ๐ฐ๐ก๐๐ญ ๐๐ฅ๐ข๐๐ง๐ญ๐ฌ ๐ก๐๐ฏ๐ ๐ญ๐จ ๐ฌ๐๐ฒ ๐๐๐จ๐ฎ๐ญ ๐ฆ๐: ๐ Ali Hamza is in the top tier of software developers and data engineers. He is far more than an implementer; he is a strong architect. During this project set, Usama worked on data from major US corporations ๐ One of the best developers I have ever worked with. He is always on time and does exactly what he says he will do. I could not recommend him enough. ๐ฏ ๐ ๐ฉ๐จ๐ฌ๐ฌ๐๐ฌ ๐๐ฑ๐ฉ๐๐ซ๐ญ๐ข๐ฌ๐ ๐ข๐ง ๐ญ๐ก๐ ๐๐จ๐ฅ๐ฅ๐จ๐ฐ๐ข๐ง๐ ๐๐จ๐ฆ๐๐ข๐ง๐ฌ โ๏ธ Full Stack Development: โ๏ธ Backend: โ๏ธ Python โ๏ธ Django โ๏ธ Flask โ๏ธ NodeJs, Express.js โ๏ธ Rest API, SOAP โ๏ธ Websocket โ๏ธ Third party integration โ๏ธ Frontend: โ๏ธ Html5, Css3, Bootstrap โ๏ธ Javascript โ๏ธ ReactJs, Angular โ๏ธ VueJs โ๏ธ NextJs, NuxtJs โ๏ธ Ajax, JSON, XML, XHTML, SVG, Canvas โ๏ธ API integration, OpenAI API โ๏ธ DevOps: โ๏ธ CI/CD Pipelines โ๏ธ IaC โ๏ธ Docker โ๏ธ Kubernetes / Terraform โ๏ธ Elasticsearch โ๏ธ Cloud Computing (Azure, AWS, Google Cloud) โ๏ธ Version Control (Git, GitHub) โ๏ธ Containerization + Orchestration (Docker, Kubernetes) โ๏ธ Spring Boot / Java, Microservices Architecture โ๏ธ Real-time / Streaming / Event-driven architectures โ๏ธ Session Recordings / Session Replays โ๏ธ GraphQL / gRPC โ๏ธ Kafka / Redpanda (real-time streaming) โ๏ธ Generative Artificial Intelligence (GenAI) โ๏ธ Large Language Models (LLMs) โ๏ธ Natural Language Processing (NLP) โ๏ธ ChatBots and Virtual Assistants โ๏ธ Text to Image Modelling โ๏ธ Vector Databases โ๏ธ Retrieval-Augmented Generation (RAG) โ๏ธ ChatGPT โ๏ธ OpenAI โ๏ธ AI/ML (Artificial Intelligence + Machine Learning) โ๏ธ Multimodal AI / NLP โ๏ธ Agentic AI / Autonomous Agents โ๏ธ โVibe Codingโ / AI-first / prompt-driven dev workflows โ๏ธ Explainable AI / Ethical, Sustainable AI โ๏ธ Edge AI / On-device / Federated Learning โ๏ธ Web Scraping โ๏ธ Data Extraction โ๏ธ Data Scraping โ๏ธ Scrapy โ๏ธ Selenium โ๏ธ Beautiful Soup โ๏ธ Requests โ๏ธ Deployment and scheduling the scraping scripts on server โ๏ธ PostHog / Mixpanel / Amplitude / Segment (Twilio Segment) โ๏ธ OpenTelemetry (Datadog / Grafana / Sentry โ๏ธ LaunchDarkly / GrowthBook / VWO / Optimizely / Klaviyo โ๏ธ Airbyte / Fivetran / DBT โ๏ธ Auth0 / Clerk / SuperTokens / Google Auth โ๏ธ Stripe / Paddle โ๏ธ Plaid AI + Analytics Integrations โ๏ธ LangSmith / LangFuse โ Observability and evaluation layer for LLM apps. โ๏ธ Weaviate / Pinecone / Qdrant โ Vector DBs for AI features with analytics hooks. โ๏ธ Whylabs / Arize AI โ ML observability & monitoring (similar to PostHog but for models). I am a Fullstack AI Developer - Python Django, React, Flask, API Integration I can help you to build: โก Fast MVP Development (AI-Powered) โ โก AI Powered SAAS Applications โ โก AI Agent RAG Systems | AI Chatbots โ โก Open AI API Integrations / LLM โ โก Full stack Development (AI/ML, Django, React) โ โก AI Workflows Automation โก Voice AI tools Thank you for visiting my profile. Looking forward to working with you! I will ๐ฒREFUND ๐ฒ, if your expectation wont meet. For reference, you can see my work and testimonials below. Lets Chat!
- API
- Artificial Intelligence
- Machine Learning
- AI Agent Development
- OpenAI API
- AI Development
- Django
- Python
- Retrieval Augmented Generation
- API Integration
- JavaScript
- React
- PostgreSQL
- Large Language Model
- Chatbot Development
- LangChain
- LLM Prompt Engineering
- Web Application
- AI App Development
- FastAPI
Islamabad, Pakistan
๐ ๐ ๐ญ๐ฌ๐ฌ% ๐ฟ๐ฒ๐ณ๐๐ป๐ฑ ๐ถ๐ณ ๐ ๐๐ฒ๐ ๐๐ต๐ฒ ๐๐ฟ๐ผ๐ป๐ด ๐ฒ๐ ๐ฝ๐ฒ๐ฐ๐๐ฎ๐๐ถ๐ผ๐ป ๐ฎ๐ป๐ฑ ๐ฐ๐ฎ๐ปโ๐ ๐ฑ๐ฒ๐น๐ถ๐๐ฒ๐ฟ. ๐ก๐ผ ๐พ๐๐ฒ๐๐๐ถ๐ผ๐ป๐ ๐ฎ๐๐ธ๐ฒ๐ฑ! I architect the AI systems other developers can't ship production RAG pipelines, multi-agent LLM apps and chatbots on a full-stack React, Next.js and Node.js base. ๐ฃ๐ฟ๐ฒ๐๐ถ๐ผ๐๐๐น๐ ๐ง๐ผ๐ฝ ๐ฅ๐ฎ๐๐ฒ๐ฑ ๐ฃ๐น๐๐ (๐๐ผ๐ฝ ๐ญ% ๐ผ๐ป ๐จ๐ฝ๐๐ผ๐ฟ๐ธ) ๐ 100% Job Success ๐ About I architect production AI agent systems multi-tenant LLM orchestration, agentic RAG, voice AI, and MCP servers for SaaS founders and agencies who need real systems, not chatbot demos. 15+ years of full-stack engineering means your AI doesn't just work in a Loom video; it scales, bills, and survives real traffic. ๐ What I Deliver โ AI Agent Platforms Multi-tenant orchestration with multi-LLM execution (OpenAI, Anthropic, Gemini), agentic RAG, MCP servers, embeddable widgets, LangSmith tracing, cost/KPI analytics โ Voice AI & Conversational Agents Production voice with VAPI, ElevenLabs, Twilio inbound/outbound calling, transcription, workflow triggers, per-call cost attribution โ AI Workflow Automation n8n-powered agentic workflows connecting LLMs, CRMs, payments, and 70+ APIs into autonomous business processes โ Multi-Tenant SaaS Infrastructure Laravel/Node backends with per-tenant isolation, subscription billing, role-based access, React frontends scaling 100 to 100K users โ Enterprise AI Integrations Stripe, Salesforce, HubSpot, Go High Levek (GHL) ,Shopify, OpenAI, Anthropic, Gemini, ElevenLabs, VAPI, Twilio webhook routing, async queues, full observability ๐๏ธ What I Build AI Agent Orchestration Platforms Production multi-tenant systems that deploy, manage, monitor AI agents at scale: multi-LLM, agentic RAG (Pinecone/MongoDB), streaming chat, cost tracking, KPI dashboards, embeddable widgets. Voice AI & Conversational Automation Voice agents with ElevenLabs, VAPI, Twilio inbound/outbound calls, real-time transcription, post-call analysis, workflow triggers, per-call cost attribution. n8n Workflow Automation Builders No-code automation backed by n8n with drag-and-drop editors, multi-step agentic workflows, webhooks, 20+ tool integrations (Slack, Sheets, Asana, ClickUp, HubSpot). MCP Servers & Agent Tool Integration Custom Model Context Protocol servers giving AI agents tool-use, structured outputs, and secure access to internal data. Multi-Tenant SaaS Backends Laravel backends with per-tenant isolation, subscription billing, role-based permissions, REST APIs built to scale from first customer to thousands. React Frontends at Scale TypeScript React 18 with BLoC, real-time streaming (Socket-io + Pusher), embeddable widgets, browser extensions, visual workflow builders CI/CD deployed. API Integration Systems 70+ integrations across Stripe, Salesforce, HubSpot, Shopify, FedEx, VAPI, Twilio, OpenAI, Anthropic, Gemini webhook routing, async queues (Laravel Horizon), error tracking. ๐ Signature Work ๐ท Studio98-ai AI Workforce Platform (flagship): Multi-tenant AI agent orchestration serving 50+ clients across sales, marketing, ops, support. LangChain orchestration with OpenAI/Anthropic/Gemini, agentic RAG via MongoDB/PostgreSQL, MCP server, n8n workflows, LangSmith tracing. React 18 frontend with 27 modules, embeddable chat widget, browser extension, visual workflow builder, real-time SSE streaming. ๐ท Rave 2.0 Multi-tenant SaaS retail platform with subscription management, analytics, drag-and-drop page builder. ๐ท Enterprise Jira Governance Multi-team Agile system for 50+ developers with workflow automation and executive dashboards. ๐ ๏ธ Core Tech Stack AI & Agents: LangChain ยท LangGraph ยท LangSmith ยท MCP ยท Agentic RAG (Pinecone, MongoDB) ยท OpenAI ยท Anthropic Claude ยท Gemini ยท Prompt Engineering Voice AI: VAPI ยท ElevenLabs ยท Twilio ยท Real-time Transcription Automation: n8n ยท Make ยท Webhooks Backend: Laravel 11 ยท PHP 8.1+ ยท Node.js ยท TypeScript ยท Nova ยท Sanctum ยท Octane ยท Horizon ยท Redis ยท MongoDB ยท PostgreSQL Frontend: React 18 ยท TypeScript ยท Vue.js ยท Inertia.js ยท Socket-io ยท Pusher Infra: Docker ยท AWS ยท GCP ยท Firebase ยท CI/CD Delivery: Scrum (PSM I) ยท Jira ยท Confluence ยท ACP-620 ๐ก Why Clients Choose Me โ AI architecture, not AI demos production multi-tenant platforms that scale โ End-to-end ownership agent architecture to deployment to team handoff โ 15+ years, 50+ AI agents in production, 24,000+ Upwork hours โ Multi-LLM, multi-tenant, multi-channel platform scale, not script scale โ Top Rated Plus with 100% JSS sustained, not seasonal Last updated: 08.06.2026
- API Development
- API
- Laravel
- React
- PHP
- TypeScript
- RESTful API
- Zapier
- Vue.js
- AI Development
- Stripe API
- PayPal Integration
- Vercel
- API Integration
- Node.js
- JavaScript
- AWS Development
- Replit
- Next.js
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API developer hiring guide
API developers design and build the connections that power modern software ecosystems. From enabling real-time data exchange between platforms to creating secure endpoints for mobile apps, these professionals help businesses automate workflows, improve system integration, and unlock new product capabilities.
What does an API developer do?
An API developer builds and maintains application programming interfaces (APIs) that allow software systems to connect, share data, and perform tasks. These professionals focus on designing secure, well-documented, and scalable APIs that enable seamless integration between platforms, mobile apps, and web services.
Companies hire API developers to streamline operations, connect external providers, automate internal workflows, and enable third-party access to their software products.
How to hire an API developer on Upwork
Hiring the right API developer starts with a clear job post and continues through evaluating skills, communication, and compatibility.
Step 1: Craft a targeted job post
A well-crafted job post attracts qualified API developers who match your project requirements.
Share your objectives. Start with a clear job description that outlines your technical needs and goals.
Define your tech stack. Mention if your system uses RESTful APIs, GraphQL, AWS, or specific frameworks like Flask or Express.
List use cases and deliverables. Explain what the API should do and include whether you need documentation, testing, or integration support.
To streamline this step, use the Job Post Generator, powered by Umaโข, Upworkโs Mindful AI, to quickly draft a customized job post for your review.
Step 2: Filter and evaluate candidates
Systematically assess candidates based on technical expertise, project history, and tool proficiency.
Search the talent pool using Upwork's filters for skills, hourly rate, and work history.
Review portfolios. Look for experience building secure APIs with scalable architecture.
Check API design experience. Strong developers demonstrate knowledge in API management, life cycle, and versioning.
Look for relevant tools. Confirm familiarity with Postman, Swagger/OpenAPI, AWS, and authentication systems like OAuth.
You can use Upworkโs instant video interviews to screen applicants for a best-fit shortlist, with Uma providing side-by-side candidate comparisons.
Step 3: Interview your top choices
Direct conversations reveal how candidates approach technical challenges. Consider these common back-end developer interview questions to structure your discussions.
Discuss their process. Ask how they design, test, and deploy APIs and handle edge cases.
Explore documentation standards. Clear API documentation improves developer experience and long-term usability.
Ask about scalability. Confirm the developer understands how to optimize APIs for performance.
Upwork Messages allows you to schedule and conduct live video interviews on the platform, with call transcripts and summaries available after the calls.
Step 4: Agree on scope and begin work
Before starting the work, youโll want a firm contract in place Establishing well-defined project parameters before work begins creates a foundation for successful collaboration.
Define project structure. Choose between a fixed-price or hourly contract based on your project scope.
Outline deliverables and timelines. Break work into sprints or milestones where possible.
Discuss access and security. Ensure safe sharing of API keys, credentials, and runtime environments.
Plan for maintenance. Set terms for ongoing support if needed.
Upwork is not affiliated with and does not sponsor or endorse any of the tools or services discussed in this article. These tools and services are provided only as potential options, and each reader and company should take the time needed to adequately analyze and determine the tools or services that would best fit their specific needs and situation.
The rates and information provided in this article are based on current data and industry sources available at the time of publication. Freelance rates can vary depending on factors such as experience, location, project scope, and market conditions. Readers are encouraged to conduct their own research to confirm current rates and trends, as this information may change over time.
How much does hiring an API developer cost?
Most API developers on Upwork charge $20-$40 per hour, depending on experience, tech stack, and project complexity.
You can use these typical cost ranges to help estimate a budget for your API developer project needs:
Simple integration or endpoint setup
$200-$500 /project
- Single REST endpoint creation
- Basic authentication setup
- Simple third-party API integration
Standard API development
$500-$2,000 /project
- Multiendpoint API with authentication
- Documentation using Swagger/OpenAPI
- Integration with internal tools
Complex or custom API architecture
$2,000-$6,000+ /project
- Full API system design
- Public API with versioning
- Microservices architecture
- Advanced security implementation
Ongoing API maintenance
$800-$3,000 /month
- Performance monitoring
- Bug fixes and endpoint updates
- Documentation maintenance
Strategic API consulting
$3,000-$10,000+ /project
- API strategy and roadmap
- Architecture review
- Developer portal setup
FAQs about API developers
Frequently asked questions
Is hiring an API developer worth it?
Hiring an API developer is a smart investment for projects involving system integrations, third-party access, or workflow automation. A skilled developer can reduce development time and improve product flexibility.
What skills should I look for in an API developer?
When hiring an API developer, look for experience with RESTful API design, versioning, error handling, and authentication protocols like OAuth. Common languages include Python, JavaScript (Node.js), or Java. Familiarity with API testing and documentation tools like Swagger or Postman is also valuable.
What's the difference between an API developer and a back-end developer?
The API developer role is a subset of back-end developers, focusing specifically on creating APIs for system communication. A dedicated API developer is typically more skilled in designing secure, scalable, and well-documented interfaces.
Do I need a full development team, or can one API developer handle the project?
Many API projects can be handled by one experienced professional. However, if the API is part of a larger system overhaul or involves deep coordination with front-end or mobile teams, a broader development team may offer better outcomes.
Are API developers responsible for API documentation?
Yes, in most cases, skilled API developers provide technical documentation covering endpoints, parameters, and authentication methods. For customer-facing APIs, you may also want a technical writer to polish the format.
Which programming languages are commonly used in API development?
Python, JavaScript (Node.js), and Java are the most common languages for API development. Developers may also use frameworks like FastAPI, Express, or Spring Boot. Familiarity with cloud service SDKs like AWS is important for deployment.
How do API developers support AI agents and modern web applications?
API developers build stable, scalable interfaces that allow AI agents and web applications to access data, trigger actions, and interact with external systems in real time.
Whatโs the role of an API developer in managing public APIs?
An API developer builds and maintains connections that power software ecosystems, especially when using or publishing public APIs. They ensure your API's functionality is reliable, well-documented, and secure.
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