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$10/hr
100% Job Success
$300+ earned
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Backend-Focused Full-Stack Developer | Golang, Vue.js, Nuxt.js, PostgreSQL I build fast, scalable web applications with a strong focus on backend development using Golang. I design clean REST APIs, secure authentication systems, and reliable database architecture for production-ready applications. I’m also very comfortable building modern frontends with Vue.js and Nuxt.js when full-stack delivery is needed. I can help with: Golang REST API development JWT authentication & RBAC PostgreSQL schema design & optimization Microservices architecture API integrations (third-party services) Vue.js / Nuxt.js frontend development Full-stack application development Docker deployment & performance optimization I write clean, maintainable code using structured architecture. I communicate clearly, deliver on time, and focus on building solutions that scale. If you need a developer who can handle both a strong backend and a modern frontend, I’m ready to start.
Daniel A.
$5/hr
100% Job Success
$500+ earned
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🚀 I’m a backend-focused full-stack developer with 4 years of experience building scalable applications, microservices, REST APIs, gRPC services, real-time systems, and database-driven platforms using Golang, Python (FastAPI), Node.js, TypeScript, React, PostgreSQL, MongoDB, Redis, Kafka, Docker, and WebRTC. My strongest expertise is in backend engineering, distributed systems, API architecture, and performance optimization — while still being comfortable building polished frontend applications with React when needed. Seeking a Software Engineer who can architect high-performance backend systems while still delivering complete full-stack solutions when needed? I focus on writing clean, maintainable code and building systems that are reliable, scalable, and production-ready. 💡 What I Bring ⚙️ Backend Systems & Microservices Built and optimized backend services using Golang (Chi/Gin), gRPC, and event-driven architectures for high-volume and performance-critical applications. 🔄 Real-Time & Distributed Systems Experience building asynchronous systems using Kafka, WebSockets, and real-time communication technologies including WebRTC. 🤖 Full-Stack Development & AI Integration Able to deliver complete applications with React frontends, backend APIs, authentication systems, and AI-powered integrations. 🗄️ Database Design & Performance Optimization Strong experience with PostgreSQL, MongoDB, and Redis including schema design, indexing, query optimization, and performance tuning. 🔐 Secure APIs & Payment Integrations Experience implementing JWT authentication, RBAC, secure API architectures, and Stripe payment integrations for production systems. 🛠️ Technical Stack Languages Go (Golang), Python, TypeScript, JavaScript, SQL, Java, C++ Backend Gin, Chi, FastAPI, Express.js, gRPC Frontend React.js, Vue.js, Tailwind CSS Databases & Messaging PostgreSQL, MongoDB, Redis, Apache Kafka, GORM, SQLAlchemy Tools & Integrations Docker, Git/GitHub, Stripe API, JWT Authentication, Postman 🎯 How I Work I approach projects with a strong engineering mindset — focusing on scalability, maintainability, and long-term reliability rather than quick fixes. Having worked on systems used in large-scale financial environments, I prioritize clean architecture, security, and data integrity in every project. I also value communication and ownership. I stay proactive throughout development, communicate clearly, and align technical decisions with business goals. If you’re looking for someone who can design robust backend systems while still contributing across the full stack, let’s connect.
Jonathan C.
$15/hr
100% Job Success
$4K+ earned
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Need a reliable developer to build or scale your web app or backend system? I help startups and businesses launch SaaS platforms, APIs, and dashboards using Laravel for rapid full-stack development and Golang for high-performance backends. With 7+ years in Laravel/PHP and 3+ years in Golang & React, I deliver clean architecture, scalable systems, and on-time results — no excuses, just outcomes Why Clients Hire Me - Laravel Expertise – built SaaS apps, ERPs, and custom CMS platforms with modern Laravel stacks - Golang Backends – developed services & APIs designed for concurrency, performance, and scale. - React Frontends – crafted dashboards and user interfaces with React, TailwindCSS, and Next.js. - Proven Results – 100% Job Success on Upwork, $3K+ earned, and a track record of delivering projects that work the first time. Selected Results - Optimized pharmacy routing system — improved product availability logic by 50%, ensuring customers were matched with the right pharmacy faster. - Developed payroll & HR system — automated attendance tracking, meal allowance calculation, and payroll reporting, saving the company hours of manual work weekly. - Built inventory management platform — enabled real-time tracking of stock movement, reducing inventory errors and improving supply chain visibility. - Launched multiple e-commerce stores — helped businesses boost sales and expand online presence with custom, scalable solutions. - Created company profile websites — designed professional websites to strengthen brand credibility and attract new clients. - Contributed to fashion social media platform — implemented features that enhanced user engagement and content sharing. - Engineered billing engine for telecom industry — streamlined complex billing workflows and ensured accuracy in high-volume transactions. - Enhanced LMS (Learning Management System) — built key features to improve course management and student engagement. - Maintained and scaled dog-walking app — developed real-time GPS tracking with WebSockets for live pet-walking updates. Core Skills & Tools Backend Development - Laravel (7+ years), PHP, REST APIs, OAuth/JWT - Golang (concurrency, microservices, backend services) - Node.js / Express.js (select projects) Frontend Development - React.js (4 years), Next.js, TailwindCSS, Bootstrap - HTML5, CSS3, JSON, AJAX Databases & Cloud - MySQL, PostgreSQL, MariaDB, MongoDB - Redis, Firebase (basic) DevOps & Tools - Docker, PM2, Supervisor - GitHub, GitLab, Bitbucket - CI/CD pipelines What I Deliver - Full-Stack Web Applications (Laravel + React) - Backend APIs (Laravel or Golang) - SaaS MVPs & Custom Dashboards - Legacy Code Refactoring & Optimization - API Development & Third-Party Integrations - Scalable, Maintainable Architectures Why Work With Me - Strong foundation in both Laravel & Golang - Focus on clean, maintainable code - Reliable, deadline-focused, and transparent communication - Can work independently or as part of a team Let’s Build Together Whether you’re starting from scratch or scaling an existing system, I’ll help you deliver a solution that’s clean, scalable, and built to last.
Jonathan C. has worked .
Sudhansh G.
$15/hr
100% Job Success
$10K+ earned
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Hi! I'm Sudhansh, a Full-Stack developer based in India. 🏆 𝐓𝐨𝐩-𝐑𝐚𝐭𝐞𝐝 | 𝟐𝟒/𝟕 𝐑𝐞𝐬𝐩𝐨𝐧𝐬𝐞 | 𝟏𝟎𝟎% 𝐂𝐥𝐢𝐞𝐧𝐭 𝐒𝐚𝐭𝐢𝐬𝐟𝐚𝐜𝐭𝐢𝐨𝐧 I am an experienced Web Developer specializing in React.js and Next.js, with over 3 years of hands-on experience building scalable, high-performance web and mobile applications. I hold a Bachelor’s degree in Computer Applications and have a strong background in designing dynamic, responsive, and maintainable front-end solutions. My expertise includes JavaScript (ES6+), TypeScript, React.js, Redux, Next.js, and Material-UI, along with seamless API integrations and state management. I thrive on using React’s component-based architecture to develop reusable and optimized code. 𝐀𝐭 𝐆𝐢𝐧𝐢𝐥𝐲𝐭𝐢𝐜𝐬 𝐈𝐓 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬, I have worked as a Software Engineer, contributing to enterprise-level systems by developing complex features, modules, and APIs while ensuring quality and performance. I have also delivered projects such as: ✅ Offline-first Mobile CRM Dashboard (React Native + Capacitor + SQLite) – Designed for seamless offline data management with auto-sync and secure storage. ✅ Matric Hub – A subscription-based mobile app deployed on both Android and iOS platforms. ✅ Political Campaign Management Tool – Developed and optimized modules for campaign data management and reporting. In addition to React, I am also skilled in React Native, Node.js, Golang, Nest.js, and Python, enabling me to contribute across both front-end and back-end development when needed. ◉ 𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐢𝐥𝐢𝐭𝐲- My work timings are pretty flexible which makes me overlap my work hours with all time zones for communication and status sharing! I believe in hard work and honesty. If you're looking for a skilled and reliable web developer to bring your project to life, let's connect! 𝐂𝐥𝐢𝐜𝐤 𝐭𝐡𝐞 "𝐇𝐈𝐑𝐄" button and send me a 𝐌𝐄𝐒𝐒𝐀𝐆𝐄 to get started. I'm excited to learn about your project and discuss how I can help make it a success. SUDHANSH - 🍁 𝐇𝐚𝐯𝐞 𝐚 𝐠𝐨𝐨𝐝 𝐝𝐚𝐲! 𝐓𝐚𝐥𝐤 𝐬𝐨𝐨𝐧!
GiniLytics IT Solutions Pvt. Ltd.
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GiniLytics IT Solutions Pvt. Ltd.
$200K+
earned
$60/hr
100% Job Success
$100K+ earned
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Your backend shouldn't be what keeps you up at night. I build systems that perform under real load, scale without drama, and stay maintainable long after launch. 9+ years building production backend systems. 100% Job Success Score. Delivered for startups, SaaS companies, fintech platforms, and enterprise teams across Canada, USA, Germany, UK, Switzerland, Ireland, and Denmark - including Daimler AG (Mercedes-Benz). Go is my primary language - APIs, microservices, concurrent systems, AI-assisted pipelines. PHP (Symfony, Laravel) for complex business applications. Frontend when the project needs it, but backend is where I operate. What I build: ▪️ High-performance APIs and microservices - Go, PHP, RESTful ▪️ AI-assisted backend systems and dynamic data pipelines ▪️ Payment integrations - Stripe, Klarna, PayPal, Adyen, Fortis ▪️ Databases and query optimisation - PostgreSQL, MySQL, MongoDB, Redis ▪️ Cloud and DevOps - AWS, DigitalOcean, Docker, Kubernetes, CI/CD ▪️ Async systems - RabbitMQ, event-driven workflows Industries: SaaS platforms, fintech and payments, e-commerce, enterprise tools and workflow automation. If you need backend built to last - not just to ship - let's talk.
Artem B. has worked .
Tamiru A.
$15/hr
100% Job Success
$10K+ earned
Offers consultations
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🚀 𝗔𝗿𝗲 𝘆𝗼𝘂 𝗹𝗼𝗼𝗸𝗶𝗻𝗴 𝘁𝗼 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝘁𝗵𝗮𝘁 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝘀𝗰𝗮𝗹𝗲𝘀? 𝘐 𝘣𝘶𝘪𝘭𝘥 𝘴𝘰𝘧𝘵𝘸𝘢𝘳𝘦 𝘵𝘩𝘢𝘵 𝘴𝘤𝘢𝘭𝘦𝘴 𝘵𝘰 50,000+ 𝘶𝘴𝘦𝘳𝘴, 𝘱𝘳𝘰𝘤𝘦𝘴𝘴𝘦𝘴 10,000+ 𝘫𝘰𝘣𝘴 𝘢 𝘥𝘢𝘺, 𝘢𝘯𝘥 𝘤𝘶𝘵𝘴 𝘮𝘢𝘯𝘶𝘢𝘭 𝘸𝘰𝘳𝘬 𝘣𝘺 70%. 𝘐𝘧 𝘺𝘰𝘶 𝘢𝘳𝘦 𝘭𝘰𝘰𝘬𝘪𝘯𝘨 𝘧𝘰𝘳 𝘢 𝘥𝘦𝘷𝘦𝘭𝘰𝘱𝘦𝘳 𝘸𝘩𝘰 𝘥𝘦𝘭𝘪𝘷𝘦𝘳𝘴 𝘳𝘦𝘢𝘭 𝘳𝘦𝘴𝘶𝘭𝘵𝘴 𝘢𝘯𝘥 𝘯𝘰𝘵 𝘫𝘶𝘴𝘵 𝘤𝘭𝘦𝘢𝘯-𝘭𝘰𝘰𝘬𝘪𝘯𝘨 𝘥𝘦𝘮𝘰𝘴, 𝘺𝘰𝘶 𝘢𝘳𝘦 𝘪𝘯 𝘵𝘩𝘦 𝘳𝘪𝘨𝘩𝘵 𝘱𝘭𝘢𝘤𝘦. I was selected for Africa to Silicon Valley (A2SV), a Google-backed engineering program that has placed developers at Google, Amazon, Bloomberg, Databricks, and LinkedIn. I completed 1,000+ hours of rigorous training in algorithms, backend development, and system design, and solved 1,000+ algorithmic problems on Codeforces and LeetCode. That foundation shows in every line of code I write. 𝗪𝗛𝗬 𝗪𝗢𝗥𝗞 𝗪𝗜𝗧𝗛 𝗠𝗘? ✅ 𝗘𝗻𝗱-𝘁𝗼-𝗘𝗻𝗱 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 I own the entire product from database schema to pixel-perfect UI, not just one layer. • ▸ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React | Next.js | TypeScript | Tailwind CSS • ▸ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Go | Python | Django | Node.js | NestJS • ▸ 𝗠𝗼𝗯𝗶𝗹𝗲: Flutter (cross-platform iOS and Android) • ▸ 𝗔𝗜 𝗮𝗻𝗱 𝗔𝗴𝗲𝗻𝘁𝗶𝗰 𝗦𝘆𝘀𝘁𝗲𝗺𝘀: LLM Integration | Multi-Agent Orchestration | Workflow Automation | Generative AI • ▸ 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: PostgreSQL | MongoDB | MySQL | Redis • ▸ 𝗗𝗲𝘃𝗢𝗽𝘀 𝗮𝗻𝗱 𝗖𝗹𝗼𝘂𝗱: Docker | CI/CD | GitHub Actions | AWS | GCP ✅ 𝗥𝗲𝗮𝗹 𝗔𝗜 𝗮𝗻𝗱 𝗔𝗴𝗲𝗻𝘁𝗶𝗰 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 I have designed and shipped multi-agent orchestration frameworks and LLM-driven automation platforms, not just wrapper apps around ChatGPT. I understand how to build reliable, observable agentic systems with proper tool execution, inter-agent communication, and backpressure handling. If you are building something in the AI space, I know the terrain. ✅ 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 𝗧𝗵𝗮𝘁 𝗣𝗲𝗿𝗳𝗼𝗿𝗺 𝗨𝗻𝗱𝗲𝗿 𝗟𝗼𝗮𝗱 I have engineered high-throughput backends with sub-2ms latency, optimized database queries for 40% throughput improvements, and built event-driven pipelines processing tens of thousands of jobs daily. Performance is built in from the start, not added later. ✅ 𝗤𝘂𝗮𝗹𝗶𝘁𝘆-𝗗𝗿𝗶𝘃𝗲𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 Test-driven workflows, clean modular architecture, and Git version control ensure your codebase is bug-free, easy to maintain, and ready to scale. I have architected codebases of 70,000+ lines that stayed clean and navigable throughout. I don't write code that only I can understand. ✅ 𝗖𝗹𝗶𝗲𝗻𝘁-𝗙𝗶𝗿𝘀𝘁 𝗠𝗶𝗻𝗱𝘀𝗲𝘁 My 100% Job Success Score and Top Rated badge reflect how I work, not just what I build. Flexible hours, daily progress updates, clear communication, and a genuine focus on your goals. I treat your project like my own business is on the line. ✅ 𝗖𝗼𝗺𝗽𝗲𝘁𝗶𝘁𝗶𝘃𝗲 𝗣𝗿𝗼𝗴𝗿𝗮𝗺𝗺𝗶𝗻𝗴 𝗙𝗼𝘂𝗻𝗱𝗮𝘁𝗶𝗼𝗻 Strong algorithmic thinking sets great engineers apart. I have solved 1,000+ problems across Codeforces and LeetCode, and been recognized as the Best A2SVIAN of my cohort. This means I approach complex engineering problems with precision and efficiency, not brute force. WHAT CLIENTS SAY ⭐ "𝘛𝘢𝘮𝘪𝘳𝘶 𝘪𝘴 𝘢 𝘴𝘶𝘱𝘦𝘳𝘴𝘵𝘢𝘳 𝘸𝘩𝘦𝘯 𝘪𝘵 𝘤𝘰𝘮𝘦𝘴 𝘵𝘰 𝘣𝘦𝘪𝘯𝘨 𝘢 𝘵𝘦𝘢𝘮 𝘱𝘭𝘢𝘺𝘦𝘳 𝘢𝘯𝘥 𝘢𝘭𝘴𝘰 𝘨𝘦𝘵𝘵𝘪𝘯𝘨 𝘸𝘰𝘳𝘬 𝘥𝘰𝘯𝘦. 𝘏𝘦 𝘪𝘴 𝘳𝘦𝘴𝘱𝘦𝘤𝘵𝘧𝘶𝘭, 𝘢 𝘨𝘳𝘦𝘢𝘵 𝘤𝘰𝘮𝘮𝘶𝘯𝘪𝘤𝘢𝘵𝘰𝘳, 𝘢𝘯𝘥 𝘵𝘢𝘬𝘦𝘴 𝘧𝘦𝘦𝘥𝘣𝘢𝘤𝘬 𝘳𝘦𝘢𝘭𝘭𝘺 𝘸𝘦𝘭𝘭." ⭐ "𝘋𝘦𝘭𝘪𝘷𝘦𝘳𝘦𝘥 𝘤𝘭𝘦𝘢𝘯, 𝘦𝘧𝘧𝘪𝘤𝘪𝘦𝘯𝘵 𝘤𝘰𝘥𝘦 𝘰𝘯 𝘵𝘪𝘮𝘦 𝘢𝘯𝘥 𝘸𝘢𝘴 𝘢𝘭𝘸𝘢𝘺𝘴 𝘳𝘦𝘴𝘱𝘰𝘯𝘴𝘪𝘷𝘦 𝘢𝘯𝘥 𝘦𝘢𝘴𝘺 𝘵𝘰 𝘸𝘰𝘳𝘬 𝘸𝘪𝘵𝘩. 𝘐 𝘸𝘰𝘶𝘭𝘥 𝘥𝘦𝘧𝘪𝘯𝘪𝘵𝘦𝘭𝘺 𝘩𝘪𝘳𝘦 𝘢𝘨𝘢𝘪𝘯." ⭐ "𝘛𝘢𝘮𝘪𝘳𝘶 𝘥𝘦𝘮𝘰𝘯𝘴𝘵𝘳𝘢𝘵𝘦𝘴 𝘴𝘵𝘳𝘰𝘯𝘨 𝘦𝘹𝘱𝘦𝘳𝘵𝘪𝘴𝘦 𝘢𝘤𝘳𝘰𝘴𝘴 𝘣𝘰𝘵𝘩 𝘧𝘳𝘰𝘯𝘵𝘦𝘯𝘥 𝘢𝘯𝘥 𝘣𝘢𝘤𝘬𝘦𝘯𝘥 𝘥𝘦𝘷𝘦𝘭𝘰𝘱𝘮𝘦𝘯𝘵. 𝘏𝘪𝘴 𝘤𝘰𝘥𝘦 𝘸𝘢𝘴 𝘸𝘦𝘭𝘭-𝘴𝘵𝘳𝘶𝘤𝘵𝘶𝘳𝘦𝘥, 𝘦𝘧𝘧𝘪𝘤𝘪𝘦𝘯𝘵, 𝘢𝘯𝘥 𝘥𝘦𝘭𝘪𝘷𝘦𝘳𝘦𝘥 𝘳𝘪𝘨𝘩𝘵 𝘰𝘯 𝘴𝘤𝘩𝘦𝘥𝘶𝘭𝘦." ⭐ "𝘈𝘯 𝘰𝘶𝘵𝘴𝘵𝘢𝘯𝘥𝘪𝘯𝘨 𝘴𝘰𝘧𝘵𝘸𝘢𝘳𝘦 𝘦𝘯𝘨𝘪𝘯𝘦𝘦𝘳 𝘸𝘩𝘰 𝘣𝘭𝘦𝘯𝘥𝘴 𝘵𝘦𝘤𝘩𝘯𝘪𝘤𝘢𝘭 𝘮𝘢𝘴𝘵𝘦𝘳𝘺 𝘸𝘪𝘵𝘩 𝘤𝘭𝘦𝘢𝘳 𝘤𝘰𝘮𝘮𝘶𝘯𝘪𝘤𝘢𝘵𝘪𝘰𝘯. 𝘋𝘦𝘭𝘪𝘷𝘦𝘳𝘴 𝘴𝘤𝘢𝘭𝘢𝘣𝘭𝘦, 𝘮𝘦𝘵𝘪𝘤𝘶𝘭𝘰𝘶𝘴𝘭𝘺 𝘵𝘦𝘴𝘵𝘦𝘥 𝘴𝘰𝘭𝘶𝘵𝘪𝘰𝘯𝘴 𝘵𝘩𝘢𝘵 𝘦𝘹𝘤𝘦𝘦𝘥 𝘦𝘹𝘱𝘦𝘤𝘵𝘢𝘵𝘪𝘰𝘯𝘴, 𝘦𝘷𝘦𝘯 𝘶𝘯𝘥𝘦𝘳 𝘵𝘪𝘨𝘩𝘵 𝘥𝘦𝘢𝘥𝘭𝘪𝘯𝘦𝘴." 𝗪𝗛𝗔𝗧 𝗜 𝗖𝗔𝗡 𝗕𝗨𝗜𝗟𝗗 𝗙𝗢𝗥 𝗬𝗢𝗨 ✔ SaaS platforms and internal tools ✔ AI-powered applications and agentic workflow systems ✔ Cross-platform mobile apps with Flutter ✔ High-performance REST and GraphQL APIs ✔ Real-time applications with WebSockets ✔ Legacy codebase migrations and refactors ✔ End-to-end MVPs from idea to deployment 𝗟𝗘𝗧'𝗦 𝗕𝗨𝗜𝗟𝗗 𝗦𝗢𝗠𝗘𝗧𝗛𝗜𝗡𝗚 𝗚𝗥𝗘𝗔𝗧 If you need a developer who writes production-ready code, communicates like a senior engineer, and genuinely cares about your project's success, I'm ready. Message me and let's talk.
Tamiru A. has worked .
Farhan S.
$35/hr
100% Job Success
$70K+ earned
Available now
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Full-Stack Developer | Node.js, React, Next.js, Golang, AI Integrations I’m a full-stack developer with 8+ years of experience building scalable, high-performance web applications from backend architecture to frontend design. I help startups and growing businesses launch products that are fast, reliable, and future-ready, powered by automation and AI. 👋 What I Do ✅ Shopify Apps & SaaS Platforms Built embedded Shopify apps using Node.js, React, and Polaris with billing APIs, analytics dashboards, and automation systems. ✅ Scalable Architectures Developed Next.js + NestJS platforms handling over 10M API requests monthly using Redis caching and queue workers. ✅ Microservices & APIs Designed distributed architectures with Golang, Fastify, and MongoDB. Built REST and GraphQL APIs using Express and NestJS for high traffic. ✅ AI & Automation Systems Integrated LangChain, LangGraph, and CrewAI to create intelligent assistants and chatbots. Implemented RAG pipelines with Chroma, PGVector, and Pinecone for document search and knowledge retrieval. ✅ Multi-Tenant Dashboards Built platforms using Supabase, Firebase Auth, and PostgreSQL with complete role-based access control and tenant-level isolation. ✅ Real-Time Applications Engineered live systems with WebSockets, Socket.IO, and Redis Pub/Sub for notifications, chats, and tracking updates. ✅ DevOps & Cloud Deployment Deployed production-ready systems on AWS, GCP, and Vercel using Docker, CI/CD pipelines, CloudWatch, and Prometheus for monitoring. ✅ Background Jobs & Workflow Automation Automated reports, campaigns, and backend workflows using BullMQ, Asynq, and Cron jobs. ✅ Security & Reliability Implemented JWT, OAuth2, and rate-limiting with audit logs, retries, and system monitoring for resilience. __________________________________________________________________________ 🧠 Recent Focus Recently focused on building AI-powered extensions for SaaS and enterprise apps, including chatbots, reporting tools, and automation agents, using OpenAI, Anthropic, and Groq APIs optimized for cost and latency. __________________________________________________________________________ 📈 Proven Results Helped 12+ startups grow from concept to millions in users and revenue by delivering products that remain fast, stable, and easy to scale. __________________________________________________________________________ Let’s connect and build something powerful, scalable, and ready for growth.
Farhan S. has worked .
$25/hr
100% Job Success
$10K+ earned
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Hi my name is MUHAMMAD SALMAN ZAFAR. I love working with non-technical people and engineers alike, converting their ideas and goals into a successful software product and delivering robust solutions to peoples’ problems quickly. I am particularly skilled at understanding translating non-technical requirements into a scalable and maintainable technical product or solution. I can help if you are thinking of: ☑️ Converting full fledge product with unclear requirement and need requirement grooming. ☑️ Having difficulty with technical side of the project and need someone to guide you with. ☑️ Having issue with designing project architecture and need someone senior to handle that. ☑️ Long term relation with an ongoing project and need a senior resource who can guide your team. ☑️ In middle of project development and urgently need to meet a deadline but don't know how to do it. Working with me you will get: ⭐ Struggling in how to get your ideas conveyed into technical requirements, I got you. ⭐ Need an experienced industry expert to get your product to the final stages of releasing. ⭐ Senior engineer who can guide you with the technical and architectural side of a project. ⭐ Senior resource who can train your team to have a scalable product. ⭐ A developer who provides the best solution out there to help your company to grow. Little Bit About me 🙂: I am a Lead full stack software engineer 🧑‍💻 with over 7 years of experience in the software industry working on microservices based software systems. I have full-time and on contract basis with clients that are listed in fortune 500 companies. I am currently a Technical lead leading a team of developers working on large software based systems. I have 4 years of experience in delivering successful end-to-end blockchain/web3 applications to clients who are now market leaders in the blockchain industry. I have proficiency in developing blockchain applications from scratch and knowing what client expectations are from the end. I have successfully delivered a wide range of custom cryptocurrency and blockchain development projects using the smart contracts Rust, Solidity language with eye-catching user-friendly UI design and high-end functionalities. I understand all aspects of developing Blockchain applications: design, architecture, development, and publishing. I've worked with teams distributed around the world so I'm proficient with Git and the Scrum methodology. I offer 𝗰𝗹𝗲𝗮𝗻, 𝘃𝗲𝗿𝗶𝗳𝗶𝗲𝗱, 𝗽𝗶𝘅𝗲𝗹-𝗽𝗲𝗿𝗳𝗲𝗰𝘁, 𝗿𝗲𝘀𝗽𝗼𝗻𝘀𝗶𝘃𝗲, 𝗮𝗻𝗱 𝘁𝗼𝗽-𝗻𝗼𝘁𝗰𝗵 𝗰𝗼𝗱𝗲 using best practices and possess extensive experience building websites with original and intricate layouts.🎨. As a software engineer my motivation is to guide you through the different stages of your project until the final product is released⚡ while taking care of your budget. ━━━━━━━━━━━━━━━━━━━ 🔧 Full Stack 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 ━━━━━━━━━━━━━━━━━━━━━ ✅ Frontend Technologies: HTML, CSS, JavaScript, Typescript, Bootstrap, Material UI,Semantic UI, React.js, Vue.js ✅ Backend Technologies: Go, Python, C++, Gin, Gorilla Mux, Django, Flask ✅ Database Technologies: MySQL , PostgreSQL, Amazon RDS, MongoDB, InfluxDB, Memcached, Redis, Elasticsearch, Amazon CloudSearch ✅ Cloud Technologies: AWS, GCP, MS Azure ✅ CI/CD Platforms: Jenkins, Concourse, CirceCI ✅ Deployment Technologies: Microservices using Docker, Kubernetes ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ━━━━━━━━━━━━ 🚀Blockchain 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀 ━━━━━━━━━━━━━━━ ✅ Server-Side Technologies: Solidity, GO, Rust, C++, Python, Substrate, Javascript, Node JS, Web3.js, hardhat, ethers.js ✅ Frontend Technologies: React, Vue, Typescript. ✅ Smart contract language: Solidity, Rust, C++, Go, Javascript ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚡ Don't hesitate to reach out to me to discuss your needs and we can get it done 🔥 🖱️𝗝𝘂𝘀𝘁 𝗰𝗹𝗶𝗰𝗸 𝘁𝗵𝗲 𝗶𝗻𝘃𝗶𝘁𝗲 𝗯𝘂𝘁𝘁𝗼𝗻 𝗮𝗻𝗱 𝗹𝗲𝘁'𝘀 𝗱𝗶𝘀𝗰𝘂𝘀𝘀 𝘁𝗵𝗲 𝗿𝗲𝘀𝘁
Muhammad Salman Z. has worked .
$40/hr
100% Job Success
$100K+ earned
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Back-End Developer & DevOps Engineer with over 5 years of experience with modern programming languages such as Rust, Go, TypeScript and Python. What I've built: - Scalable RESTful APIs handling thousands of requests per second. - Micro-services using gRPC for efficient inter-service communication. - Production ready GraphQL APIs with extensive documentation. - Full Stack applications using complete Auth providers like Clerk, Cognito and WorkOS. DevOps: - Terraform - Kubernetes (K8S) CI/CD: - GitHub Actions - Container Registries (Github, DigitalOcean, AWS) Cloud Providers: - AWS - DigitalOcean - Linode AI Tools: - Claude Code - AI Agent Orchestration AI Development: - RAG - Fine Tuning Teamwork and Collaboration: - Jira Databases: - PostgreSQL - SQLite - MySQL - MongoDB - ScyllaDB Programming languages: - Rust - TypeScript - Go - Python Frameworks: - NextJS - FastAPI - Echo
Julio A. has worked .
Shahzad Saleem H.
$35/hr
100% Job Success
$100K+ earned
Available now
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● Since September 2011, have 14 years of extensive hands-on experience of android and iPhone application development. ● Worked on all mobile operating systems including Android, iPhone, J2ME and blackberry. ● An experienced team lead and team player with excellent communication and interpersonal skills who has the ability to work independently under pressure. ● Ability to develop unique, cutting edge applications for different handsets and user requirements ● In-depth knowledge of industry practices and application development protocols
Shahzad Saleem H. has worked .