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Based on 9,782 client reviews
Vasyl K.

Kyiv, Ukraine

$35/hr
5.0
36 jobs

I'm a full stack developer specializing in AI Application Development with 8+ years of experience building web applications, SaaS platforms, and WordPress solutions. As an App Developer with AI at the core of my stack, and as an AI Integrator who plugs intelligence into existing products, I help startups, agencies, and growing businesses turn ideas into reliable, scalable AI-powered systems. The result: faster time-to-market, lower costs, and software that grows with your business. AI Application Development | App Developer with AI | AI Integrator | Building Powerful, Scalable Applications I've delivered 100+ projects across web, SaaS, and AI Application Development. I've shipped 20+ production web applications and launched 15+ multi-tenant platforms that scale from day one. As an experienced App Developer with AI, I bring the complete package - React, Python, machine learning, and front-end skills, everything needed to launch and grow your product. WHY CHOOSE ME My approach to AI Application Development covers the complete spectrum of building intelligent products, with development cycles up to 3x faster than typical timelines. As an App Developer with AI, I've shipped features that real users rely on every day, and as an AI Integrator I've connected LLMs, APIs, and automation into products that were never designed for them. As a web developer, I've cut load times by up to 60% on the sites I've optimized. FRONTEND EXCELLENCE As a dedicated React developer and front-end developer, I create interfaces users love: • React, Next.js, TypeScript, Redux - dynamic UIs with 2x faster rendering • Component-based architecture - 200+ reusable components • Mobile-first compatibility and web design that converts BACKEND ENGINEERING My backend proficiency ensures secure, scalable apps: • Node.js, Express.js, Python - APIs with 99.9% uptime • MongoDB, PostgreSQL, MySQL - sub-50ms query times • Prisma, Sequelize, Knex.js I make sure the backend matches frontend quality - the foundation every intelligent product needs. AI AND INTELLIGENT FEATURES My AI Application Development work, and my day-to-day as an App Developer with AI, includes: • LLM integration - OpenAI, Anthropic, and open-source models • Natural language processing and chat interfaces • Machine learning pipelines in production • RAG, embeddings, and vector search As an AI Integrator, I specialize in wiring these capabilities into products that already exist, with no rebuild required. MOBILE AND CROSS-PLATFORM As a mobile app developer, I deliver: • React Native for iOS and Android • Progressive Web Apps with offline capabilities • Cross-platform solutions reducing development time by 50% WORDPRESS AND CMS • Custom theme and plugin development • WooCommerce e-commerce solutions • Performance optimization achieving 90+ PageSpeed scores SAAS DEVELOPMENT AND INFRASTRUCTURE I bring scale-ready infrastructure to every build: • Docker and Kubernetes - 75% faster deployment • CI/CD pipelines - catching 90% of issues early • AWS, Vercel, DigitalOcean expertise • Multi-tenant architecture design I've designed multi-tenant systems that handle 10,000+ accounts without a drop in performance, every AI Application Development project built to scale. As an AI Integrator, I keep your AI workloads fast and cost-efficient under real traffic. ADVANCED FEATURES • WebSockets - real-time updates within 100ms • Redis caching - 30x faster response times • Stripe integration, OAuth2, JWT authentication As an AI Integrator, I wire analytics and automation together so growth tracking is intelligent from launch, not bolted on later. SERVICES I OFFER • AI Application Development, intelligent features in production • App Developer with AI, end-to-end product builds • AI Integrator, intelligence added to existing systems • Web and SaaS development, React, WordPress, mobile apps • MVP development, 40% faster time-to-market • API design, 50% faster integration YOUR PROJECT DESERVES COMMITMENT When you hire me, you get: • 2-hour response time during working hours • 100% client satisfaction across 100+ completed projects • A professional App Developer with AI fully invested in your outcome LET'S BUILD SOMETHING EXTRAORDINARY I deliver measurable results in AI Application Development that has helped 50+ clients ship products that grow. As an experienced App Developer with AI and a proven AI Integrator, I'd love to discuss your project.

  • JavaScript
  • Node.js
  • React
  • Web Design
  • Python
  • HTML
  • PHP
  • CSS
  • API Integration
  • MongoDB
  • TypeScript
  • API
  • WordPress
  • Artificial Intelligence
  • HTML5
  • MySQL
  • Tailwind CSS
  • Zapier
  • Machine Learning
  • Laravel
Alex K.

Kharkiv, Ukraine

$40/hr
5.0
22 jobs

What I Actually Deliver: As a senior full-stack developer and team lead with 10+ years of experience, I've built, scaled, and maintained dozens of web projects, from small business sites to complex platforms. What I can do for you: - Full-cycle web development: WordPress (custom themes/plugins, Elementor), Laravel, Symfony, Node.js, React, Vue, Angular; - API integrations: REST, third-party services (payment gateways, CRMs, Google APIs, shipping, etc.); - Frontend: semantic cross-browser markup, responsive layouts, modern JS frameworks; - Backend: architecture, database design, system integrations, migration, optimization; - Technical consulting: audit, planning, code review, and team coordination for complex projects. What makes working with me different: - I don't just complete tasks - I help you choose the right solution for your business goals; - Clear communication, honest timelines, practical advice; - Long-term partnerships: many clients have been working with me for years; - I actively use modern AI tools to speed up delivery without sacrificing quality. Typical engagement: You have a challenge → we discuss goals → I propose a clear plan → I execute or lead the execution → you get a working product that moves your business forward. Check the video above to get a sense of who I am and how I work, and let's begin our cooperation!

  • JavaScript
  • AngularJS
  • jQuery
  • Node.js
  • React
  • Ionic Framework
  • CSS
  • HTML
  • WordPress Plugin
  • Symfony
  • Laravel
  • WordPress
  • Elementor
  • Vue.js
  • WordPress Theme
  • PHP
  • PSD to HTML
  • WordPress Website
  • Bootstrap
  • WordPress Bug Fix
Mykola P.

Rivne, Ukraine

$30/hr
4.9
103 jobs

🚀 𝐀𝐧𝐲𝐨𝐧𝐞 𝐜𝐚𝐧 𝐠𝐞𝐧𝐞𝐫𝐚𝐭𝐞 𝐀𝐈 𝐜𝐨𝐝𝐞. 𝐁𝐮𝐭 𝐈 𝐦𝐚𝐤𝐞 𝐢𝐭 𝐬𝐞𝐜𝐮𝐫𝐞, 𝐫𝐞𝐥𝐢𝐚𝐛𝐥𝐞, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐨𝐧-𝐫𝐞𝐚𝐝𝐲. 🔥 85+ completed projects (40+ SaaS & MVP platforms) delivered as a Full Stack Developer & React Developer 💰 Startup MVP platforms generated $500K+ revenue in their first 6 months 👥 SaaS products supporting 10K–50K active users built by an expert Full Stack Developer 📈 One platform grew from 2K to 7K users through continuous product updates by a Web Developer ⚡ Backend systems processing 300K–500K API requests every month 🚀 Startup MVPs delivered in 2–4 weeks (complex Startup MVP delivered in just 2 days by a Full Stack Developer) ⏱️ Optimized AI dashboard loading times from 2 minutes down to 3 seconds for 10K–50K active users 🎬 Video generation architecture supporting a heavy load of several thousand concurrent users 📊 5+ years building SaaS platforms & Startup MVPs as a professional Full Stack Developer 📦 100+ API integrations completed across production systems by a Full Stack Developer ⚙️ 20+ backend architectures designed from scratch for Mobile App Developer projects 🧠 AI integrations across 30+ commercial projects as a React Developer & Full Stack Developer 💼 I help founders build SaaS platforms, Startup MVPs, AI applications, Customer Portals, Marketplaces, and scalable Web Applications using React, Next.js, Node.js, Supabase, PostgreSQL, Stripe, Redis, and AI APIs as a Full Stack Developer. 🛠️ As a SaaS Developer, MVP Developer, Full Stack Developer, Software Developer, React Developer, WordPress Developer, Mobile App Developer, and Web Developer, I've delivered 85+ production projects (40+ SaaS & MVP platforms). As a Full Stack Developer, I help startups validate ideas, launch products in 2–4 weeks (complex MVP platforms in 2 days), and scale apps supporting 10K–50K active users with $500K+ revenue milestones. 🚀 Many companies hire me as a SaaS Developer, MVP Developer, Full Stack Developer, Startup Developer, React Developer, WordPress Developer, Mobile App Developer, Web Developer, and AI SaaS Developer. As a Full Stack Developer, I build products designed to scale. Systems I've developed as a Full Stack Developer process 300K–500K API requests monthly, integrate 100+ APIs, support 10K–50K active users, and grow years after MVP launch, generating $500K+ revenue. 🎯 Unlike many Software Developers, WordPress Developers, or basic Web Developers, I focus on the entire product lifecycle as a Full Stack Developer—from MVP planning to production infrastructure, subscription systems, customer portals, and SaaS scalability. Whether you need a Full Stack Developer and React Developer for an AI dashboard or a Mobile App Developer for a cross-platform release, I deliver results. 🏆 Why Founders Hire Me as a SaaS Developer & Full Stack Developer: 5+ years working as a SaaS Developer, MVP Developer, React Developer, WordPress Developer, Mobile App Developer, Web Developer, and Full Stack Developer. As a Full Stack Developer, I delivered 85+ projects, including 40+ SaaS & MVP platforms supporting 10K–50K active users. Startup MVP delivered in 2–4 weeks (complex MVP platforms in 2 days) by an expert Full Stack Developer. Production-ready products supporting 10K–50K active users after launch designed by a Full Stack Developer. One Startup MVP built by a Full Stack Developer generated $500K+ revenue during its first 6 months. One SaaS platform grew from 2K to 7K users through feature releases managed by a Full Stack Developer. Backend systems processing 300K–500K API requests every month created by a Full Stack Developer. 100+ API integrations (Stripe, Supabase, OpenAI, CRMs, payment gateways) completed by a Full Stack Developer. As a Full Stack Developer, I optimized AI dashboard loading times from 2 minutes down to 3 seconds for 10K–50K users. Built high-load video generation systems supporting several thousand concurrent users as a Full Stack Developer. Redis optimization reducing database load by 70%+ on high-traffic SaaS platforms supporting 10K–50K active users. React performance optimization improving Lighthouse scores to 90+ and reducing bundle sizes by 40%+ as a dedicated React Developer and Full Stack Developer. Experience building subscription platforms, customer portals, internal business systems, marketplaces, admin dashboards, WordPress Developer setups, Mobile App Developer integrations, and multi-tenant SaaS applications as a Full Stack Developer. Production architecture designed by a Full Stack Developer to support years of growth and generate $500K+ revenue. 📈 🚀 Startup Growth & Production Software with a Full Stack Developer As a SaaS Developer, MVP Developer, React Developer, Web Developer, WordPress Developer, Mobile App Developer, and Full Stack Developer, I help founders launch complex MVPs in 2 days and build scalable software capable of supporting 10K–50K users and generating $500K+ revenue.

  • JavaScript
  • Node.js
  • React
  • Web Design
  • HTML
  • Angular
  • Python
  • CSS
  • SaaS
  • Git
  • Software Development
  • WordPress
  • MySQL
  • Bootstrap
  • PHP
  • Web Application
  • CSS 3
  • HTML5
  • Vue.js
  • Full-Stack Development
Roman Z.

Lviv, Ukraine

$40/hr
5.0
16 jobs

⭐ You get a developer who ships production-ready code, replies within hours, and doesn't disappear mid-project. Simple as that. ✅ Top Rated | 100% Job Success Score 💡 100+ projects delivered over 6 years of commercial JavaScript development ⏱ 23 contracts closed in the last 12 months alone - 736+ hours on Upwork plus direct long-term work ⏱ 736+ hours on Upwork alone, plus long-term direct contracts ⚡ Every production site I ship scores Lighthouse 90+ - check my live projects yourself 🔥 WHAT I DO You're building a SaaS, MVP or a web product. You need a developer who can own the frontend end-to-end (Vue/Nuxt or React/Next), extend it to full stack with NestJS when needed, and write code your future team won't throw away. That's what I do. 🔥 ROLES I TAKE ON ✔ Vue.js / Nuxt 3 Developer - my core stack since 2020 ✔ React / Next.js Developer - App Router, SSR/SSG, TypeScript ✔ Full Stack Developer - NestJS, PostgreSQL, REST APIs ✔ Front End Developer - Figma to pixel-perfect responsive UI ✔ AI Integration - OpenAI / Claude API, chatbots, document processing 🔥 SELECTED PROJECTS ⚖ BigLeap - multi-sided immigration SaaS serving lawyers and their clients: case management, time tracking, payments, messaging (Nuxt, TypeScript, Pinia) 🐎 Equinova - B2B equine health SaaS with AI document processing on Claude API (Next.js, Supabase) 🏥 Big Leap Health - clinic-patient matching application 🏖 Bonny Moon - beach club website in the Cayman Islands: bookings, SSR, SEO (Nuxt 3) 📄 DemToes - content marketplace with strict legal-content fidelity requirements 🔥 RESULTS I DELIVER ✔ 100+ projects over 6 years, 23 in the last 12 months - 14 on Upwork, 9 through direct contracts ✔ 100% Job Success Score - every single engagement rated successfully ✔ Lighthouse 90+ on every production site - performance and SEO are part of my definition of done, not an afterthought ✔ Clients come back - practically every project turns into repeat or long-term work 🔥 HOW I WORK I think in terms of product outcomes, not tickets. Before writing code I align on what the feature should achieve, then ship in small reviewable increments with regular updates. Available on Slack / Telegram, fast turnaround, no disappearing mid-project. 🔥 TECH STACK Frontend: Vue 3, Nuxt 3, React, Next.js, TypeScript, Pinia, Zustand, Tailwind CSS Backend: Node.js, NestJS, REST, PostgreSQL, Prisma, Supabase, Directus AI: OpenAI API, Claude API, LLM integration Infra: AWS, DigitalOcean, Vercel, CI/CD Tools: Git, Figma, Cursor, Claude Code 🚀 Building a SaaS, MVP or AI-powered product? Send me the brief - I'll reply with a concrete plan, not a template.

  • JavaScript
  • jQuery
  • Node.js
  • React
  • Vue.js
  • Nuxt.js
  • Next.js
  • Front-End Development
  • Back-End Development
  • HTML
  • CSS 3
  • HTML5
  • TypeScript
  • Tailwind CSS
  • CSS
  • Web Development
  • GraphQL
  • Redux
  • MongoDB
  • React Native
Mikhail D.

Kharkov, Ukraine

$40/hr
5.0
30 jobs

✅ 50+ SaaS projects successfully completed, 14+ MVP done 2️⃣8️⃣ of them in the payments and fintech space - including PSP platforms, payment orchestration systems, hosted fields & checkout flows, and trading platforms for fintech clients. Hands-on integration experience with Stripe, Apple Pay, iDEAL, PayPal and other major payment gateways. 🏆 TOP RATED PLUS | In Top 3 Laravel Developer | Payment Systems Expert | AI-Powered SaaS Specialist | PHP Laravel Developer 💠 7+ Years Experience | Senior Architect specializing in scalable backend architecture and high-load PHP Laravel Developer ecosystems 💠 AI Strategist | Building AI-powered and AI-assisted workflows, integrating AI solutions for custom SaaS products and No-Code/Low-Code integrations 💠 Rapid MVP Delivery | From concept to production-ready launch in 4-6 weeks as a Full Stack Laravel Vue specialist 💠 Proven Track Record | 100% Job Success with 5-star feedback from enterprise and startup clients in the USA, Europe, and the UAE Hello to my future clients and collaborators! I'm Mike - a Senior Full Stack Laravel Vue Developer and Laravel Developer. As a Laravel consultant and Laravel expert specializing in AI-powered SaaS and Fintech, I build modern web applications combining powerful Laravel backend with clean Vue.js and React interfaces built with HTML5, CSS3, and Bootstrap. I also work with WordPress for content-driven platforms and Ruby on Rails for rapid application development. MY DEVELOPMENT JOURNEY Early in my career, I focused on mastering PHP, clean architecture, security and performance, and the Laravel ecosystem, including WordPress and Ruby on Rails projects. Today, as a PHP Laravel Developer, I lead complex projects using Laravel full stack, Vue, React, and Node-based APIs, delivering scalable and secure applications supporting real business growth. Whether it's a SaaS platform, admin panel, WordPress site, or integrating APIs-driven product, I work as a Laravel Developer who understands both business logic and technical scalability. All code is versioned with Git. WHAT I HELP WITH: 1️⃣. Laravel & Full Stack Web Development I'm a Full Stack Laravel Vue developer who builds everything from Laravel codebase to modern JavaScript interfaces, including WordPress themes and Ruby on Rails applications. As a PHP Laravel Developer and Laravel backend specialist, I specialize in: — Advanced Laravel development with Livewire, Filament, and Symfony — Frontend with Vue.js, React, Alpine.js, Tailwind CSS, Bootstrap, and CSS3 — WordPress custom themes, plugins, and CMS solutions — Ruby on Rails rapid application development — Clean architecture, security and performance-focused PHP — MySQL, PostgreSQL, MariaDB integration — Scalable backend architecture for long-term growth 2️⃣. RESTful & GraphQL API Development As a Laravel Developer and Laravel expert, I build robust backend API systems: — RESTful & GraphQL APIs with Laravel — Backend API and third-party services integrations for modern web applications — WebSockets for real-time Laravel platforms — Stripe integration, Firebase, Google Drive, integrating AI solutions via OpenAI API 3️⃣. SaaS Architecture As a Full Stack Laravel Vue developer, I design scalable and secure applications that scale: — Existing Laravel codebase modernization and extension — Multi-tenant architecture and multi-tenant SaaS dashboards — WordPress multisite and Ruby on Rails SaaS solutions — API-first architecture for React, Vue, and Node frontends 4️⃣. Performance & Code Quality As a Senior PHP Laravel Developer, I focus on: — Optimizing code for performance in Laravel and Ruby on Rails — MySQL and PostgreSQL database tuning — Frontend speed for React and Vue — WordPress performance optimization — Clean architecture, security and performance 5️⃣. Admin Panels & Back-Office Systems As a Laravel Developer, I build modern admin panels that help teams run operations smoothly with dashboards built with HTML5, CSS3, Bootstrap, and jQuery. I also deliver WordPress admin customizations and Ruby on Rails back-office solutions. I can help with: — Filament/Livewire admin panels with role-based access — Custom workflows, approvals, audit logs — PDF reports, analytics views, and operational dashboards 6️⃣. E-commerce, Payments & Subscription Systems If your business relies on payment gateway, subscription product, or checkout flows, I deliver as a Full Stack Laravel Vue expert who understands the full product lifecycle, including WordPress WooCommerce and Ruby on Rails e-commerce solutions: — Stripe integration, subscriptions, invoices, and webhooks in PHP Laravel Developer stack — Customer portals and secure checkout with HTML5 and CSS3 — Integrating APIs-first payment systems compatible with React and Vue Full Stack Specialist in Fintech, Payments, API Integration, Stripe, Payment integration, Payment Gateway, Wallets, API development, Checkout, Saas Fintech, Financial Services, Fintech Platform and Fintech SaaS MVP

  • JavaScript
  • jQuery
  • React
  • PHP
  • Laravel
  • Custom PHP
  • Vue.js
  • HTML
  • MySQL
  • CSS
  • Full-Stack Development
  • Git
  • Web Development
  • Web Application
  • HTML5
  • PostgreSQL
  • API Integration
  • API
  • AI Development
Mykhailo D.

Lviv, Ukraine

$35/hr
4.9
86 jobs

⭐️Your 𝐑𝐄𝐋𝐈𝐀𝐁𝐋𝐄 tech partner who won’t miss 𝐃𝐄𝐀𝐃𝐋𝐈𝐍𝐄𝐒⏰,won’t break the 𝐁𝐀𝐍𝐊💰and will deliver a 𝐒𝐂𝐀𝐋𝐀𝐁𝐋𝐄 𝐒𝐎𝐋𝐔𝐓𝐈𝐎𝐍📈that won’t need to be rebuilt from scratch later🔧 💡 130+ production-grade products delivered (SaaS, MVPs, AI systems, marketplaces) 💰 $16.5M+ revenue generated by client products 👥 158K+ active users powered by systems I built ⚡ 1M+ API requests/month at 99.9% uptime 🚀 MVP → production in 2–6 weeks, architected to scale from day one 🔥 WHAT I DO You're building a SaaS, MVP, or AI-powered product. You need a Full Stack Developer who can own React frontend and Node.js backend end-to-end, ship in weeks (not quarters), and write code your future team won't throw away. That's what I do. Early-Stage MVP, Productionizing a prototype, Scaling a Live SaaS Platform, or Legacy Codebase rebuild - I've built this on React, Next.js, Node.js, TypeScript, Supabase, PostgreSQL, AWS over 10+ years. 🔥 ROLES I TAKE ON (10+ YEARS EXPERIENCE) ✔ Full Stack Developer / Full Stack Engineer — 40+ end-to-end SaaS platforms (React + Node.js), 10+ years ✔ Frontend Developer / Front-End Developer — 30+ production UI builds, 10+ years ✔ React Developer / React.js / ReactJS Developer — scalable React apps since 2015, 10+ years ✔ Node.js / NodeJS Developer / Backend Developer — 25+ APIs, 1M+ req/month, 10+ years ✔ Vue.js Developer / Nuxt.js Developer — 8+ Vue projects, 8+ years ✔ Next.js Developer / NextJS Developer — 15+ SSR/SSG SaaS platforms, 7+ years ✔ TypeScript Developer / JavaScript Developer — 50+ typed and untyped JS codebases, 10+ years ✔ SaaS Developer / Web App Developer — MVP to scale, 10+ years ✔ Lead Frontend Engineer / Senior Full Stack Engineer — team leadership on 18+ projects 🔥 INDUSTRIES I SERVE ⚖️ For LegalTech founders — 6+ Case Management Systems, Document Workflows, Client Portals, Compliance SaaS 🏥 For Healthcare & MedTech — 8+ Patient Platforms, Telehealth, HIPAA-Compliant data, Clinic Management SaaS 📦 For Logistics & supply chain — 5+ Logistics Platforms, real-time tracking (sea/air/truck), Project44, INTTRA, EDI 🛒 For Marketplace & e-commerce — 15+ Multi-Vendor Marketplaces, B2B & Two-Sided Marketplace, Stripe, bidding, complex search 🤖 For AI startups — 12+ AI-Powered products: OpenAI / Claude API / LLM, RAG Chatbots, AI Agent Platforms, vector DBs, FastAPI, browser extensions 📝 For No-code & enterprise SaaS — 10+ Form Builders, Admin Dashboards, Internal Tools, Microservices, Multi-tenant 🌐 For Media, AdTech & publishing — 6+ Publisher Platforms, CMS, payment gateways, Analytics Dashboards 🏠 For Real estate & PropTech — Property Listings, Bidding & Auction systems, Agent Dashboards 💰 For FinTech founders — Stripe Connect, subscription billing, multi-currency, KYC, Fintech MVP 📚 For EdTech — course delivery, student dashboards, progress tracking, live sessions 🔥 RESULTS I DELIVER ✔ MVP → production in 2–6 weeks, 35% fewer bugs, 5–8 weeks shorter delivery cycle ✔ Frontend: LCP under 1.5s, Lighthouse 90+, bundle reduced 40%, 18–27% engagement uplift ✔ Backend: 1M+ API requests/month, 99.9% uptime, 40–60% lower latency ✔ Database: 3–5x faster response, 70% less DB load; 90% faster workflows, 65% fewer back-office actions ✔ +30% conversion on React / Next.js apps; 15–22% better marketplace lead quality ✔ 15,000+ shipment operations/month, 2,423+ completed orders, 30,000+ healthcare users ✔ 20+ SaaS MVPs launched, 47% fewer bugs in legacy modernization 🔥 HOW I WORK I think like a product engineer, not a code-monkey. Before writing a line, I align on the business outcome - who the user is, what they pay for, where the product needs to be in 6 months. Then I ship in weekly demos and stay available on Slack / Telegram for fast turnaround. Typical cycle: 1️⃣ Discovery & scoping (2–3 days) — define MVP boundary 2️⃣ Architecture — clean foundations, scalable schema, right stack 3️⃣ Weekly sprints with demos — progress every week 4️⃣ Production launch — CI/CD, monitoring, error tracking 5️⃣ Post-launch support — most clients keep me on 🔥 TECH STACK Frontend: React.js, ReactJS, React Hooks, Next.js, NextJS, Vue.js, Nuxt.js, TypeScript, Redux, Zustand, Tailwind CSS, shadcn/ui Backend: Node.js, NodeJS, Express.js, NestJS, Python, FastAPI, REST, GraphQL, WebSockets Database: PostgreSQL, Supabase, MongoDB, MySQL, Redis, Prisma Supabase: Auth, Row-Level Security, Edge Functions, Realtime, Storage AWS: Lambda, S3, RDS, EC2, CloudFront, API Gateway, SQS, SNS, Cognito, ECS Other cloud: Firebase, Vercel, Netlify, Cloudflare AI / ML: OpenAI API, Claude API, LangChain, RAG, RAG Chatbot, AI Agent, Computer Vision Payments: Stripe Subscriptions, Stripe Connect, Stripe Checkout, Stripe Billing, PayPal Integrations: Twilio, SendGrid, Resend, Slack API, Telegram Bot API, EDI, Project44, Mobile: React Native, React Native Expo, iOS / Android 🚀 Building a SaaS, MVP, marketplace, or AI-powered product? Click "Invite" or "Hire" and send the brief.

  • JavaScript
  • jQuery
  • Node.js
  • React
  • HTML
  • CSS
  • HTML5
  • Bootstrap
  • CSS 3
  • Vue.js
  • Nuxt.js
  • Front-End Development
  • Next.js
  • MongoDB
  • Redux
  • TypeScript
  • React Native
  • React Bootstrap
  • Python
  • Software Development

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