Backend Developers For Hire
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Sponsored Freelancers
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Hire visionvivante
VISION TO REALITY Preferred Freelancer by Freelancer Vision Vivante is an agency in India dedicated to transforming ideas into scalable, high-performance platforms. With a strong foundation in strategy, design, and technology, we help businesses accelerate growth, simplify complexity, and thrive in the digital...VISION TO REALITY Preferred Freelancer by Freelancer Vision Vivante is an agency in India dedicated to transforming ideas into scalable, high-performance platforms. With a strong foundation in strategy, design, and technology, we help businesses accelerate growth, simplify complexity, and thrive in the digital age. ✅ End-to-End Services: -- Product Strategy & MVP Development -- Concept-to-Launch Solutions -- Product Roadmaps, User Flows & Wireframing -- Technical Architecture & Agile Team Assembly ✅ Custom Software Development: -- Full-Stack Web & Mobile Applications -- SaaS Platforms | Marketplaces | Internal Tools -- API Integrations, DevOps, Cloud Infrastructure ✅ Tech Stack Expertise: -- Frontend: React.js, Vue.js, Next.js -- Backend: Node.js, Laravel -- Mobile: Flutter, React Native -- Database: PostgreSQL, MySQL, MongoDB -- CMS: WordPress, Shopify, Magento, Prestashop, Custom CMS -- Infra: AWS, GCP, CI/CD, Serverless ✅ E-Commerce & Business Platforms: -- Shopify, WooCommerce, Magento -- Auction & Multi-Vendor Systems -- Payment Gateway Integration (incl. Stripe, CashApp, M-Pesa, Mada, HyperPay) ✅ Enterprise & Operational Systems: -- ERP, CRM & Warehouse Management -- Stock Control, Route Planning, Payroll, Ledgers -- Driver & Customer Apps with Live Tracking ✅ Industries Served: >> E-commerce | Fintech | Logistics | Travel | Legal | Education | Real Estate | Healthcare | Fitness | Marketplaces | Social Platforms | SaaS | Pickup and Delivery | POS (Point of Sale) Why Vision Vivante? ✅ Strategy-First Execution ✅ Cross-Platform Development Experts ✅ Agile Teams & Transparent Collaboration ✅ Deep Tech + Business Understanding ✅ Global Clients in 50+ Countries ✅ Fast Turnarounds, Scalable Codebases ✅ Dedicated PMs, Engineers & Designers ✅ Flexible Engagement Models Ready to Build? From digital products to complex systems, Vision Vivante turns your vision into a living, breathing platform. Work with a team that’s technical, strategic, and obsessed with your success. Let’s explore how we can collaborate. less -
Hire kareemmaize
Need an AI-powered platform or scalable MVP delivered on time? I specialize in turning complex ideas into secure, high-performance applications — with 10+ years in Full-Stack & AI Engineering. My Expertise: React/Next.js, Node.js/NestJS, Python, .NET, Laravel, Shopify, Wordpress, Squarespace | AI/ML Integration |...Need an AI-powered platform or scalable MVP delivered on time? I specialize in turning complex ideas into secure, high-performance applications — with 10+ years in Full-Stack & AI Engineering. My Expertise: React/Next.js, Node.js/NestJS, Python, .NET, Laravel, Shopify, Wordpress, Squarespace | AI/ML Integration | SaaS Platforms | High-Performance Web Apps What I Deliver: ✅ AI Solutions: Chatbots, recommendation engines, predictive analytics, biometric systems ✅ SaaS & MVP Development: From concept to launch in 4–8 weeks ✅ Full-Stack Apps: FinTech, EdTech, Sports-Betting, Web3 platforms ✅ Custom E-commerce: Shopify/Woocomerce/Squarespace development, migration, optimization ✅ Performance & Security: Clean code, scalable architecture, long-term maintainability Why Clients Choose Me: ✅ Hands-on ownership of complex builds from start to finish ✅ Clear communication with regular updates and transparency ✅ Business-focused approach — I align technical solutions with your goals ✅ Proven track record across 50+ projects with 95% client satisfaction Let’s Build Your Project: I offer a free 30-minute consultation to review your requirements and outline a technical roadmap. Message me with your project details to get started. less -
Hire tkach11
Hi everyone, I'm Nestor, a full stack developer with 5+ years of experience in web and mobile projects. Here are some of the technologies I'm skilled in: • HTML, CSS, JS/TS • React, React Native, CLI, Expo • Next.js • MUI • Node.js, Express.js • Redux/Toolkit • MySql and MongoDB • Firebase, Cloud Firerstore,...Hi everyone, I'm Nestor, a full stack developer with 5+ years of experience in web and mobile projects. Here are some of the technologies I'm skilled in: • HTML, CSS, JS/TS • React, React Native, CLI, Expo • Next.js • MUI • Node.js, Express.js • Redux/Toolkit • MySql and MongoDB • Firebase, Cloud Firerstore, Firebase Realtime database • MVC, MVP, MVVM • Python (FastAPI, Django, Pydantic, SQLAlchemy, Pandas) The various types of mobile apps I have worked on: ✅ Audio/Video Calling ✅ Social Networking ✅ Chat/Messaging ✅ Payment Systems ✅ Map and gps tracking ✅ News/Magazine ✅ Audio/Video Streaming ✅ Entertainment Thanks for checking my profile. Let's build a great products together. less -
Hire johnnier3
Hi, I'm Johnnie Reece, a Preferred Freelancer and senior full-stack, mobile & emerging tech expert with 10+ years delivering enterprise-grade, high-performance solutions for startups and Fortune 500 companies. Core expertise and current tech stack: - Frontend & Web: React, Next.js (App Router, Server Actions),...Hi, I'm Johnnie Reece, a Preferred Freelancer and senior full-stack, mobile & emerging tech expert with 10+ years delivering enterprise-grade, high-performance solutions for startups and Fortune 500 companies. Core expertise and current tech stack: - Frontend & Web: React, Next.js (App Router, Server Actions), Angular, TypeScript, Tailwind CSS, Redux Toolkit, React Query, Zustand, shadcn/ui - Mobile: React Native, Flutter, Expo, Firebase — cross-platform iOS/Android apps with native feel; Java (native Android development, legacy support & integrations) - Backend & APIs: Node.js (NestJS, Express), Java (Spring Boot, Hibernate, Jakarta EE), C# .NET 8/9, ASP.NET Core, EF Core, SignalR, gRPC; Python (FastAPI, Django, Flask) - CMS & E-commerce: Shopify (themes, apps, Liquid, API integrations, headless/Headless Commerce), WordPress, WooCommerce, Elementor — custom themes/plugins, secure & optimized sites - Blockchain: Solidity, Ethereum, Smart Contracts, Web3.js, Ethers.js, Hardhat — dApps, NFTs, DeFi - Automation: Python (Selenium, Scrapy), RPA, Zapier/n8n/Make.com, custom bots & AI tools - Cloud & DevOps: AWS (Lambda, ECS/Fargate, RDS, S3, Cognito, CDK), Docker, Terraform, GitHub Actions, CI/CD What I deliver – every project: ✅ Pixel-perfect, responsive web & mobile apps (98–100 Lighthouse scores) ✅ Native-feeling cross-platform mobile solutions (React Native + Flutter) + native Android with Java ✅ Secure, scalable backends (Node.js/NestJS, Java/Spring Boot, .NET/Python) with real-time features, OAuth2, PCI compliance, microservices & enterprise integrations ✅ High-performance Shopify stores (custom themes, private/public apps, Liquid development, API integrations, headless setups) + WordPress/WooCommerce sites & custom plugins ✅ Blockchain dApps, smart contracts & Web3 integrations ✅ Automation bots, scraping, workflows & cost-saving optimizations ✅ Full-cycle development: analysis → architecture → MVP → deployment → support ✅ Smooth legacy migrations to modern stacks (React/Next + mobile + Node.js/Java/.NET/Python + AWS) ✅ Auto-scaling, cost-optimized infrastructure with 99.99%+ uptime My approach: I act as your technical partner, daily updates with live demos, direct access (no middlemen), proactive advice on architecture, performance, security & costs. Code is clean, documented, and built for long-term maintainability & easy handoff. Clients return because I deliver faster, cleaner, more reliably — with zero surprises and maximum value. Ready to launch your project with a verified Preferred Freelancer skilled in web, mobile, Shopify, WordPress, blockchain, automation, cloud & full-stack Node.js/NestJS development? Message me now! I reply fast and can start immediately. Let's create something exceptional! less -
Hire mannanmaan1425
✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems &...✅ Core Expertise Web & App Development | SaaS & CRM Systems | AI Solutions | Automation | Digital Experience Web Development & Design – Modern, responsive, SEO-optimized, high-converting websites Mobile App Development – Cross-platform & native (Android & iOS) SaaS / CRM Platforms – Scalable systems & enterprise-grade applications, dashboard development Automation & Workflows – N8N, Zapier, Make.com, Zoho integrations SEO & Performance Optimization – Technical SEO, speed, and conversion optimization ✅ What I Offer 🤖 AI & Machine Learning AI-powered applications & intelligent systems Chatbots, NLP & Generative AI AI Agents & workflow automation Predictive analytics & data-driven solutions 🏗 Development & Architecture Full-Stack Development (UI/UX + Backend Engineering) REST & GraphQL API Development Scalable backend systems (Django, FastAPI, Node.js, ASP.NET) Software Architecture & System Design 🛒 E-Commerce & CMS Shopify & Custom E-Commerce Solutions WordPress Development (Elementor, Custom Themes) Payment gateway & third-party integrations ⚙️ Automation & Engineering Web scraping & data extraction Workflow automation systems AI-driven process automation Microcontroller & hardware integrations ✅ Additional Capabilities (Positioned as supporting skills, not core focus) Technical Writing & Documentation Project Management (Agile, Asana, workflows) UI/UX & Graphic Design fundamentals Word processing & structured documentation Data handling & operational support systems ✅ Tech Stack Python, JavaScript, C#, Dart, Java, Swift Django, Flask, FastAPI, Node.js, NestJS, ASP.NET Core React, Next.js, Vue, Angular | Flutter PostgreSQL, MongoDB | Docker, Kubernetes, AWS, GCP PyTorch, Scikit-learn, OpenAI N8N, Zapier, Make.com, Zoho ✅ Why Work With Me 8+ Years of Proven Experience Clean, Scalable & Maintainable Architecture Strong Communication & Remote Collaboration Business-Focused & Results-Driven Approach On-Time Delivery with High-Quality Standards less -
Hire talhasaeed12
A professional and passionate UX/UI Designer with high end creative skills and solutions to provide Startups and Enterprise level clients best market competitive results, always ready to do my job with 100% client satisfaction, done many projects and won many contests during my freelance journey. I believe in...A professional and passionate UX/UI Designer with high end creative skills and solutions to provide Startups and Enterprise level clients best market competitive results, always ready to do my job with 100% client satisfaction, done many projects and won many contests during my freelance journey. I believe in usability and focused with turnaround time. Services I Offer: ✅ AI Development ✅ Python scraper ✅ MERN Stack Development ✅ Laravel Development ✅ IOS/Android App Design ✅ Website Design ✅ UX Research ✅ Wireframing ✅ Prototyping ✅ UI Strategy to deliver you User-Centric quality work, I invite you to work together and make the best result for you. Look at my full portfolio on behance: talhasaeed4 less -
Hire mengw3
I’m full stack IT expert specializing in Django, Flask, and FastAPI, with expertise in AI, Machine Learning (ML), and Web Automation to deliver innovative, scalable solutions. 🏆 Winner of contest: AirPlay 2 Integration on OpenWRT What I Offer: ✅ AI & ML Solutions – Custom ChatBots, NLP, generative AI models ✅ AI...I’m full stack IT expert specializing in Django, Flask, and FastAPI, with expertise in AI, Machine Learning (ML), and Web Automation to deliver innovative, scalable solutions. 🏆 Winner of contest: AirPlay 2 Integration on OpenWRT What I Offer: ✅ AI & ML Solutions – Custom ChatBots, NLP, generative AI models ✅ AI Agent and Workflows Development ✅ Web & Desktop Applications – Scalable, secure & efficient solutions ✅ Automation & Web Scraping – Data extraction, workflow automation ✅ API Development – RESTful & GraphQL APIs using Django DRF & FastAPI ✅ Cloud & DevOps – Deployments on AWS, GCP, Docker, Kubernetes ✅ Frontend Development – React, Vue.js, and modern UI frameworks ✅ Mobile Application Development. My Tech Stack: ✅ Languages: Python, JavaScript,, Dart, Java, Swift ✅ Backend: Django, Flask, FastAPI, Nest ✅ Frontend: React, Vue.js, Next.js, Angular ✅ Databases: PostgreSQL, MongoDB ✅ DevOps: Docker, Kubernetes, AWS, GCP ✅ ML & AI: PyTorch, Scikit-learn, OpenAI Why Work With Me? ✔ 20 years of experience delivering high-quality projects ✔ Remote collaboration expert – seamless teamwork across time zones ✔ Results-driven approach – focus on business growth & innovation Let’s build something extraordinary together! Message me to discuss your project! less -
Hire tobiask5
With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database...With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database Management: SQL, NoSQL, PostgreSQL, MongoDB DevOps & Tools: D AWS, Azure, Stripe What sets me apart is my problem-solving prowess and a proactive, can-do attitude. I thrive in challenging environments where I can bring fresh perspectives and develop cutting-edge solutions. Whether you need a robust application, an intuitive user interface, or seamless system integration, I am committed to delivering exceptional results tailored to your needs. less -
Hire Herculesz
Principal / Head AI Engineer with 25+ years of experience architecting and scaling complex software systems, now specializing in Large Language Models (LLMs), agentic workflows, and AI-first product development. Proven expertise in integrating OpenAI APIs, building RAG pipelines, and deploying scalable,...Principal / Head AI Engineer with 25+ years of experience architecting and scaling complex software systems, now specializing in Large Language Models (LLMs), agentic workflows, and AI-first product development. Proven expertise in integrating OpenAI APIs, building RAG pipelines, and deploying scalable, production-grade LLM features using LangChain, pgvector, Pinecone, and related technologies. Hands-on leader with a track record of transforming business workflows through intelligent systems—semantic search, AI copilots, and conversational agents—while maintaining rigorous engineering standards across DevOps, observability, and frontend/backend architecture. Deep experience in embedding optimization, prompt engineering, fine-tuning GPT models, and delivering generative AI(GenAI) products that drive measurable impact. Skilled in mentoring engineers, leading cross-functional AI initiatives, and aligning technical strategy with executive goals in fast-paced, innovation-driven environments. Passionate about building the next generation of human-centered AI systems. less -
Hire letscms
👋 Welcome! I’m a Senior Full-Stack Developer with 14+ years of experience building scalable, secure, and high-performing applications. With 62 successful projects delivered on Freelancer, I’ve helped startups and enterprises worldwide launch solutions in eCommerce, MLM, live streaming, and AI-driven platforms. 💡...👋 Welcome! I’m a Senior Full-Stack Developer with 14+ years of experience building scalable, secure, and high-performing applications. With 62 successful projects delivered on Freelancer, I’ve helped startups and enterprises worldwide launch solutions in eCommerce, MLM, live streaming, and AI-driven platforms. 💡 What I Offer ✅ Custom Web & Mobile Apps – Laravel, React, Node.js, Flutter, Kotlin ✅ Live Streaming Platforms – apps like Tiki, Tango, TikTalk ✅ WordPress & WooCommerce – custom plugins, themes, eCommerce stores, MLM solutions ✅ Magento & Drupal – extension & theme customization, bug fixing, speed optimization ✅ AI & Python Solutions – Flask, TensorFlow, OCR, automation, data-driven tools ✅ Industries Served ✅ eCommerce & Retail – online stores, marketplaces, custom plugins ✅ Network Marketing (MLM) – smart commission systems, plugins, extensions ✅ Media & Entertainment – live streaming apps, video platforms ✅ Enterprise Solutions – dashboards, workflow automation, data platforms ✅ AI & Data Applications – OCR, predictive analytics, image processing ✅ Tech Stack Shopify Development Expertise ✅ Shopify Custom App Development (Private & Public Apps) ✅ Shopify Theme Development & Customization ✅ Shopify Liquid Programming Languages & Frameworks ✅ PHP (Laravel, YII) ✅ JavaScript (React, Node.js, Angular, Vite.js) ✅ Python (Flask, TensorFlow, Pandas, OpenCV) ✅ Flutter, Kotlin Frontend & Design ✅ HTML5 ✅ CSS3/5 ✅ Tailwind ✅ Responsive UI CMS & eCommerce ✅ WordPress (Plugins, Themes, WooCommerce, WPML, BuddyPress) ✅ Magento (Extensions, Themes) ✅ Drupal (Modules, Themes) Databases & Tools ✅ MySQL ✅ PostgreSQL ✅ MongoDB ✅ Git ✅ Docker ✅ REST APIs ✅ GraphQL ✅ Why Clients Choose Me ✅ 62 completed projects on Freelancer with proven client satisfaction ✅ Pixel-perfect design & clean, well-documented code ✅ Free 1-month maintenance after delivery ✅ Issues resolved within 24 hours max ✅ Strong English communication & dedicated 24/7 support ✅ 14+ years of expertise delivering reliable solutions ✅ Let’s Build Together Whether you need a robust backend, a modern frontend, or a smart AI-powered platform, I bring the skills, experience, and commitment to make your vision a reality. 💬 Message me today — let’s create something impactful that grows your business! less
