Express JS Developers For Hire
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Hire himanshus642
I’m a Full Stack Developer with 5+ years of experience helping startups and businesses build scalable, secure, and automation-driven web & mobile applications. I specialize in: ✔ SaaS platforms & dashboards ✔ AI automation & intelligent workflows ✔ FinTech systems & secure payment integrations ✔ API-driven and...I’m a Full Stack Developer with 5+ years of experience helping startups and businesses build scalable, secure, and automation-driven web & mobile applications. I specialize in: ✔ SaaS platforms & dashboards ✔ AI automation & intelligent workflows ✔ FinTech systems & secure payment integrations ✔ API-driven and high-performance applications I help businesses: • Automate manual operations • Build reliable financial platforms • Launch fast, scalable web & mobile products • Integrate AI (Chatbots, OpenAI, RPA) into real workflows Tech Stack: React, Next.js, Node.js, Python, PHP AI & Automation (OpenAI, Chatbots, RPA) FinTech & Payment APIs MySQL, MongoDB, Firebase AWS, Cloud, CI/CD I follow a milestone-first approach, focus on clean architecture, security, and performance, and ensure clear communication throughout the project. If you’re looking for a reliable, verified developer who understands both technology and business goals, let’s discuss your project. less -
Hire Fierdimo
Senior engineer with 6 years shipping production software, currently split between real‑time AI systems and monetized mobile apps. Built a Spanish‑language outbound voice agent that holds a phone conversation under one second of latency — streaming STT, LLM inference with failover, sentence‑level TTS and barge‑in —...Senior engineer with 6 years shipping production software, currently split between real‑time AI systems and monetized mobile apps. Built a Spanish‑language outbound voice agent that holds a phone conversation under one second of latency — streaming STT, LLM inference with failover, sentence‑level TTS and barge‑in — and maintains a React Native travel app live on iOS, Android and Huawei in 16 languages with a custom subscription paywall. Comfortable owning a feature from schema to store release: TypeScript, React Native/Expo, Next.js, Node, PostgreSQL/Supabase, Firebase. Runs Nexias, an independent AI and automation practice, delivering remotely to clients across Europe and Latin America in English and Spanish. Here’s what I do best: AI & Agents: LLM integration (Cerebras, Groq, Anthropic), RAG with pgvector, real‑time audio pipelines, streaming STT/TTS (Deepgram, ElevenLabs), Twilio Media Streams, intent classification, tool/prompt design, agent orchestration Mobile: React Native, Expo (EAS Build & Update), Expo Router, React Navigation, RevenueCat & in‑app purchases, Mapbox, push notifications, App Store Connect, Google Play Console, Huawei AppGallery Web & Backend: TypeScript, React 19, Next.js, Node.js, Express, WebSockets / Socket.IO, REST API design, Stripe, server‑sent events Data & Infrastructure: PostgreSQL, Supabase (RLS, Realtime, Auth), pgvector, Firebase (Auth, Firestore, FCM, Remote Config, Crashlytics, Functions), Docker, Caddy, Linux/VPS administration, GitHub Actions Quality & Practice: Playwright (e2e and unit), automated accessibility auditing, RLS testing, performance profiling, code review, internationalization (i18n / RTL), Agile LinkedIn: linkedin.com/in/gregorio-morales-pajaro GitHub: github.com/Fierdimo less -
Hire Wonab
I am an expert in the field of web development with strong, hands-on experience delivering full-stack solutions across a wide range of industries and platforms. ★ Solutions I build: eCommerce, CRM, CMS, LMS, ERP, booking & reservation systems, real-time dashboards, marketplaces, SaaS platforms, and custom business...I am an expert in the field of web development with strong, hands-on experience delivering full-stack solutions across a wide range of industries and platforms. ★ Solutions I build: eCommerce, CRM, CMS, LMS, ERP, booking & reservation systems, real-time dashboards, marketplaces, SaaS platforms, and custom business web applications ★ Industries I've worked in: Retail & eCommerce, real estate, healthcare & fitness, finance, education, logistics, hospitality, and media/entertainment Skilled in object-oriented programming, I'm adept at building fast, scalable, and maintainable web apps using the following frameworks, libraries, and database management systems: ★ Front End: Angular, React.js/Redux, Vue, Nuxt.js, Next.js, Bootstrap, Tailwind CSS ★ Back End: Node.js, Express.js, Meteor.js, Python/Django, Laravel, CodeIgniter, REST & GraphQL APIs ★ DBMS: MySQL, PostgreSQL, MongoDB, SQLite, Firebase ★ Integrations: Stripe/PayPal payments, third-party APIs, authentication systems, email & notification services ★ Version Control & Hosting: GitHub, Bitbucket, Heroku, AWS From responsive front-end interfaces to robust back-end architecture and API integrations, I handle the complete development lifecycle—turning ideas into polished, production-ready products. I'm devoted to my work and give my level best to every project I take on. ==== Recently, my focus has been on developing with WebGL and Three.js to create interactive, immersive 3D web experiences. ==== Thank you for visiting my profile. less -
Hire rsinfotechindia
Hi! I'm Mohinder -- a creative partner you can count on. With over 10 years of experience in graphic design, 3D modeling and web development, I help businesses of all sizes turn ideas into powerful visual experiences. From branding and marketing to 3D visuals and digital interfaces, I offer a full range of design and...Hi! I'm Mohinder -- a creative partner you can count on. With over 10 years of experience in graphic design, 3D modeling and web development, I help businesses of all sizes turn ideas into powerful visual experiences. From branding and marketing to 3D visuals and digital interfaces, I offer a full range of design and development services--so you don't have to juggle multiple freelancers or agencies. Every project I take on is handled with care, creativity, and a clear focus on quality. My Services Include: ⭐ Design & Branding ✔️ Logo & Brand Identity Design ✔️ Marketing Materials: Flyers, Brochures, Posters, Pamphlets ✔️ Illustrations, Cartoons & Caricatures ✔️ Packaging, Labels, Stickers, T-Shirts ✔️ Presentation Design (PPT & more) ⭐ Visual Enhancement & 3D ✔️ Professional Photo Editing & Retouching ✔️ Image Enhancement ✔️ 3D Modeling & Visualization ⭐ Multimedia & Animation ✔️ Video Editing ✔️ 2D & 3D Animation ✔️ Logo Animation & Motion Design ⭐ Web & App Development ✔️ Responsive Website Design & Development ✔️ UI/UX Design for Web & Mobile ✔️ Full Stack Web & App Development ✔️ API Integrations, Custom Plugins & More What You Can Expect: ------------------------------------------ ✅ Friendly, professional collaboration ✅ High-quality work tailored to your goals ✅ On-time delivery and clear communication ✅ A reliable partner who cares about your success Let's work together to make something great. Feel free to reach out--I'd love to hear about your project! less -
Hire RusianD
Greetings! - Key Skills & Tools: LLM | RAG | Chatbot | Chatgpt | ML Shopify | Wordpress | Ecommerce Three.js | GSAP | Babylon.js | Blender React | Next | Node | Express | Django | FastAPI JavaScript | Typescript | Python HTML5 | CSS3 | Jquery | Bootstrap | Material UI | Tailwind CSS MySQL | PostgreSQL | MongoDB API...Greetings! - Key Skills & Tools: LLM | RAG | Chatbot | Chatgpt | ML Shopify | Wordpress | Ecommerce Three.js | GSAP | Babylon.js | Blender React | Next | Node | Express | Django | FastAPI JavaScript | Typescript | Python HTML5 | CSS3 | Jquery | Bootstrap | Material UI | Tailwind CSS MySQL | PostgreSQL | MongoDB API integration | RESTful APIs | Third-party integrations | Payment Gateway Integration | Stripe | Git | Jira - Who am I? AI integration(LLM, RAG, Chatbot and AI agent) 3D Web(Configuration, Interactive, Game, E-commerce) JavaScript Frameworks(frontend and backend) Let’s start building something amazing together! Many thanks. less -
Hire mazharsahil12
I am a Senior Full-Stack Developer with extensive experience delivering scalable, secure, and high-performance web and mobile applications. I help startups and established teams transform ideas into production systems that support real operations and long-term growth. I work across the entire lifecycle - discovery,...I am a Senior Full-Stack Developer with extensive experience delivering scalable, secure, and high-performance web and mobile applications. I help startups and established teams transform ideas into production systems that support real operations and long-term growth. I work across the entire lifecycle - discovery, architecture, development, deployment, and continuous improvement. My focus is on building resilient solutions, controlling technical debt, and enabling teams to ship features with confidence. ❇️ Core Expertise ❇️ ➡️ Backend Engineering: JavaScript, Node.js, Express.js, TypeScript, C#, .NET Core, ASP.NET MVC, ASP.NET Web API, PHP, Lavavel, Entity Framework, signalR, RabbitMQ, MassTransit, Kubernetes ➡️ Frontend & Web: React, Next.js, Redux, Vue.js, Angular JS, Material UI, Semantic UI, Tailwind CSS, responsive UI development, PSD, HTML, CSS, Bootstrap, Wordpress, Wix ➡️ Mobile: React Native & Flutter for iOS and Android, push notifications, offline-ready patterns ➡️ Databases & Storage: SQL Server (complex stored procedures), MySQL, MongoDB, Firebase, Firestore, PostgreSQL,Supabase ➡️ API Design: REST, GraphQL, Swagger/OpenAPI, versioning ➡️ Security & Identity: OWASP best practices, JWT, OAuth, Auth 2.0, Identity Server, role-based access control ➡️ Cloud & DevOps: AWS, Azure, Docker, CI/CD pipelines, environment configuration, logging & monitoring ➡️ AI & ML Tools: GPT-3.5/4/5.5, OpenAI, LangChain, Whisper, ElevenLabs, Huggingface, Stable Diffusion, TensorFlow, Pandas, NumPy, and chatbot development (text + voice). ➡️ Automation & Integration: Web scraping, workflow automation, API integration, Airtable, Notion, Google Sheets, FastAPI, and trading bots (Pine Script), Stripe, PayPal, third-party APIs, webhooks. ➡️ Servers: Dedicated, Shared, VPS, Private Servers ➡️ Design: UI / UX Design, Photoshop, Adobe XD, Figma, Sketch, InVision Legacy Systems & Modernization ➡️ VB.NET, ASP.NET Web Forms, Windows Forms, Desktop applications ➡️ Feature enhancements and module extensions ➡️ Bug fixing and performance improvements ➡️ Refactoring toward maintainable architectures ➡️ Gradual migration to .NET Core / modern stacks ➡️ Stabilizing long-running production systems Architecture & Engineering Practices ➡️ Clean / Layered architecture ➡️ SOLID principles ➡️ Domain-driven design concepts ➡️ Microservices & modular monoliths ➡️ Dependency injection ➡️ Repository & Unit of Work ➡️ Event-driven approaches ❇️ WHAT YOU CAN EXPECT ❇️ ➔ Daily Communication With Quick Replies To Messages ➔ Daily Work Update Report On Worked Things Of That Day ➔ Bug-Free Work With Proper Testing As I Know That Client Is Not Tester ➔ Guaranteed Work ➔ Ongoing Support As Needed Bases Sounds interesting? Let's have a quick Freelancer call/chat to discuss your project. less -
Hire JunaidAhmed07
بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ I promise. I deliver. You don't need a team of 10. You need one person who understands your business, builds it right, and answers your messages himself. That's me. Plus AI doing the busywork. 12+ years building software. 200+ businesses automated. 100% project success rate....بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ I promise. I deliver. You don't need a team of 10. You need one person who understands your business, builds it right, and answers your messages himself. That's me. Plus AI doing the busywork. 12+ years building software. 200+ businesses automated. 100% project success rate. Every rating 5 stars. What I build: ✔️ Web & Mobile Apps ✔️ AI Automation, LLM Integration, ChatBots ✔️ WordPress, Laravel, PHP, Node, ReactJS ✔️ WooCommerce & Shopify stores ✔️ UI/UX design that converts Why solo + AI beats an agency: - No account managers. No handoffs. No "let me check with the developer." - You talk to the person writing your code. Changes happen the same day, not next sprint. - AI handles the repetitive work, so your budget pays for thinking, not typing. Here's my offer: Send me your project. I'll reply with 3 things: 1. Whether I can build it (I'll say no if I can't) 2. The exact approach I'd take 3. What it costs — no padding, no surprises That reply is free. It costs you one message. Click the chat button. Tell me what you're building. less -
Hire owebest
Award-Winning Software Development & AI Solutions Company 150+ Experts | 1000+ Projects Delivered | Clients Across 25+ Countries | CMMI Level 3 Company Owebest Technologies Pvt. Ltd. is a trusted technology partner helping startups, SMEs, and enterprises build innovative digital products, automate business processes,...Award-Winning Software Development & AI Solutions Company 150+ Experts | 1000+ Projects Delivered | Clients Across 25+ Countries | CMMI Level 3 Company Owebest Technologies Pvt. Ltd. is a trusted technology partner helping startups, SMEs, and enterprises build innovative digital products, automate business processes, and accelerate growth through modern software solutions and artificial intelligence. From MVP development to large-scale enterprise platforms, our team delivers secure, scalable, and high-performance solutions tailored to your business goals. ⭐ Why Owebest? ✅ Award-Winning & Top-Rated Development Team ✅ AI-First Product Development Approach ✅ Dedicated Developers, Designers & AI Engineers ✅ Agile Development & Transparent Communication ✅ Long-Term Support & Product Maintenance ✅ Enterprise-Grade Architecture & Security ✅ Fast Response & Reliable Delivery ## Artificial Intelligence & Automation ✅ AI Agents & Multi-Agent Systems ✅ OpenAI, Claude, Gemini & LLM Integrations ✅ RAG (Retrieval-Augmented Generation) ✅ AI Chatbots & Virtual Assistants ✅ Workflow & Business Process Automation ✅ OCR & Intelligent Document Processing ✅ Computer Vision & Image Recognition ✅ Predictive Analytics & Custom AI Solutions ## Web & Software Development ✅ Laravel ✅ Node.js ✅ Python ✅ Django ✅ FastAPI ✅ ASP.NET ✅ REST APIs ✅ GraphQL ✅ Enterprise Applications ✅ SaaS Platforms ## Mobile, TV & Emerging Technologies ✅ Flutter ✅ React Native ✅ Android ✅ iOS ✅ Android TV ✅ Apple TV (tvOS) ✅ Wearable Applications ✅ Smart Watch Applications ✅ AR (Augmented Reality) ✅ VR (Virtual Reality) ✅ Cross-Platform Applications ## Frontend Technologies ✅ React.js ✅ Next.js ✅ Vue.js ✅ Angular ✅ TypeScript ✅ Tailwind CSS ## ERP, CRM & Enterprise Solutions ✅ Custom ERP Development ✅ CRM Development ✅ Manufacturing ERP Solutions ✅ Garment ERP Solutions ✅ Inventory Management Systems ✅ Merchant & Vendor Management Platforms ✅ Salesforce ✅ Zoho ✅ Odoo ✅ HubSpot ✅ Klaviyo ## Blockchain & Web3 Development ✅ Smart Contracts ✅ DeFi Applications ✅ NFT Platforms ✅ Cryptocurrency Wallets ✅ Token Development ✅ Ethereum ✅ Solana ✅ Polygon ✅ Binance Smart Chain (BSC) ✅ Web3 Integrations ## Cloud, DevOps & Infrastructure ✅ AWS ✅ Google Cloud Platform ✅ Microsoft Azure ✅ Docker ✅ Kubernetes ✅ CI/CD Pipelines ✅ Linux Server Administration ✅ High Availability & Performance Optimization ## Databases ✅ MySQL ✅ PostgreSQL ✅ MongoDB ✅ Redis ✅ Pinecone ✅ Weaviate ✅ ChromaDB ✅ pgvector ✅ Quadrant ## E-Commerce & CMS ✅ Shopify ✅ WooCommerce ✅ WordPress ✅ Headless CMS ✅ Custom E-Commerce Platforms ✅ Shopware ✅ Magento ## Industries We Serve 🏭 Manufacturing 🏥 Healthcare 🎓 Education ✈️ Travel & Hospitality 🛒 E-Commerce & Retail 🚚 Logistics & Supply Chain 💳 FinTech 🏋️ Sports & Fitness 🏢 Real Estate and Many more.... Let's discuss your project and explore how Owebest can help turn your vision into a successful digital product. less -
Hire MohammadOsama7
Full Stack Developer | React, Next.js, TypeScript & Node.js I am a Full Stack Developer with 3+ years of experience architecting and scaling production web applications. I specialize in building complex, data-driven platforms, moving beyond basic layouts to deliver robust frontend architectures, secure APIs, and...Full Stack Developer | React, Next.js, TypeScript & Node.js I am a Full Stack Developer with 3+ years of experience architecting and scaling production web applications. I specialize in building complex, data-driven platforms, moving beyond basic layouts to deliver robust frontend architectures, secure APIs, and end-to-end product development. Core Expertise: • Frontend: React, Next.js (App Router), TypeScript, Vite, Redux Toolkit (RTK Query), and Mantine UI. • Backend & Database: Node.js, Express, Hono, PostgreSQL (Prisma), and MongoDB. • Advanced Systems: Monorepo architecture, AI integrations (Google Gemini / LLMs), strict schema validation (Zod), and automated testing (Playwright). Whether it is building complex financial workflows, localized (i18n) applications, or AI-powered data pipelines, I focus on writing clean, type-safe, and maintainable code that aligns directly with business goals. View my work and technical architecture here: 🔗 https://mohammadosama-portfolio.vercel.app/ less -
Hire rinsadsl
If you are seeking a strategic technology partner who delivers modern, scalable, and intelligent digital solutions, you are in the right place. We are a forward-thinking team specializing in Software Engineering, Web & Mobile Development, AI Solutions, and Intelligent Automation. Our approach is focused on building...If you are seeking a strategic technology partner who delivers modern, scalable, and intelligent digital solutions, you are in the right place. We are a forward-thinking team specializing in Software Engineering, Web & Mobile Development, AI Solutions, and Intelligent Automation. Our approach is focused on building future-ready systems that combine clean architecture, performance, and business impact. Our technical expertise spans PHP, Node.js, Angular, Flutter, React, React Native, C#, VB.NET, and leading platforms such as WordPress, WooCommerce, Magento, and PrestaShop, supported by enterprise-grade databases including MySQL, PostgreSQL, Oracle, and SQL Server. Beyond development, we help businesses scale through AI-driven innovation and automation, including: - AI chatbots, voice agents, and virtual assistants - Workflow and process automation using Make.com (Integromat), n8n, and custom solutions - AI-powered data processing, content generation, and decision support - CRM, marketing, and operations automation to reduce costs and increase efficiency We have strong expertise in API-based integrations and ecosystem automation, connecting platforms such as Amazon, eBay, Shopify, Walmart, Lazada, Wish, and logistics providers including USPS, UPS, FedEx, and DHL, enabling seamless commerce and fulfillment workflows. Our focus is not just on delivery, but on measurable outcomes, speed, reliability, scalability, and long-term value. We thrive on complex challenges and continuously adopt the latest AI and automation trends to keep our clients ahead of the curve. Review our portfolio below and let our work demonstrate the standard we uphold. We are committed to delivering solutions that are intelligent, efficient, and built for growth. less
