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$25/hr
100% Job Success
$10K+ earned
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Greetings! I'm a Senior Full-Stack Developer with 7+ years of experience helping startups and businesses build secure, scalable, and production-ready web applications. I specialize equally in modern full-stack development, AI/LLM integration, and Web3/blockchain solutions, so whether you're building a SaaS MVP, an AI-powered product, or a DeFi application, I bring end-to-end ownership. ➤ 𝗖𝗼𝗿𝗲 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻𝘀 ✅ Full-Stack Web Development (MERN / MEAN / Next.js) ✅ AI Integration & LLM-Powered Applications (GPT-4, LangChain, RAG Pipelines) ✅ Web3 & Blockchain Development (Ethereum, Solana, TON, Smart Contracts) ➤ 𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗦𝗸𝗶𝗹𝗹𝘀 ✅ Node.js, NestJS, Express.js, Next.js, React.js ✅ TypeScript, MongoDB, PostgreSQL, Redis ✅ LangChain, GPT-4, Pinecone, Vector DBs, RAG ✅ Ethereum, Solana, TON, ethers.js, wagmi/viem, ERC-721, EIP-2535 ✅ Socket, WebRTC, Real-Time Systems ✅ AWS, Nginx, Docker, CI/CD, REST & GraphQL APIs ➤ 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 ✅ SaaS MVP & Enterprise Application Development ✅ AI Chatbots, Agents & RAG Pipeline Integration ✅ DApp Development, Smart Contract Integration & NFT Systems ✅ Real-Time Applications (Chat, Notifications, Live Data) ✅ API Development, Third-Party Integrations & Payment Gateways ✅ System Architecture, Performance & Security Optimization ➤ 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝘆 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 ✅ FinTech & Crypto Platforms ✅ AI & SaaS Products ✅ Real-Time Communication Systems ✅ E-commerce & Marketplaces ✅ Web3 / DeFi / NFT Ecosystems ➤ 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗛𝗶𝗿𝗲 𝗠𝗲 ✅ I build systems that scale — not just code that works ✅ Clear communication with fast response times ✅ Full ownership from architecture to deployment ✅ International client experience (US, UK, South Korea, Belgium) ✅ $10k+ earned on Upwork across delivered projects Let's discuss your project. Click "Invite to Job" or send me a message — I respond quickly and I'm happy to jump on a call. 🔑 Keywords: Full Stack Developer, AI Developer, LLM Integration, RAG Pipeline, LangChain, MERN Stack, Node.js, NestJS, React.js, Next.js, TypeScript, Web3, Blockchain, Ethereum, Solana, Smart Contracts, ERC-721, Real-Time Systems, Socket, SaaS Development, AWS, MongoDB, PostgreSQL, API Development
Mohsin M.
$20/hr
100% Job Success
$40K+ earned
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🚀 Full Stack Developer | SaaS, AI & Mobile App Solutions 🔸 Top Rated Freelancer🔸 100% Job Success Score🔸 10+ Years of Experience🔸 $40K+ Earned on Upwork🔸 22 Completed Projects I help startups and businesses build scalable digital products, from custom web applications and SaaS platforms to AI-powered solutions and mobile apps. With over 10 years of hands-on development experience, I specialize in building reliable, secure, and high-performing applications using modern web and mobile technologies. My focus is not just writing code, but delivering production-ready systems that solve real business problems and support long-term growth. I’ve worked with startups and growing businesses to build SaaS products, mobile applications, AI integrations, and custom business systems, helping them move from idea → MVP → scalable product. 💡 What I Can Help You With ✔ SaaS Platform Development ✔ Full Stack Web Application Development ✔ AI Integrations (OpenAI, Claude, Chatbots, Automation) ✔ Mobile App Development (iOS & Android) ✔ Laravel Development & Maintenance ✔ WordPress Development & Customization ✔ API Development & Third-Party Integrations ✔ Business Automation Systems ✔ Website Optimization & Performance Improvements ✔ Bug Fixing & Long-Term Support ⚙️ Core Technologies Frontend: JavaScript, HTML5, CSS3, Bootstrap, jQuery Backend: PHP, Laravel, CodeIgniter, WordPress Mobile: React Native, Flutter AI & Automation: OpenAI API, Claude integrations, AI chatbots, workflow automation Database: MySQL Integrations: REST APIs, Payment Gateways, CRM Systems, Third-Party Tools Testing & QA: Manual Testing, Functional Testing, Bug Reporting 🧠 My Approach ✔ Clear communication and structured project updates ✔ Requirement validation before development starts ✔ Clean, maintainable, and scalable code ✔ Performance-focused development ✔ Reliable delivery and long-term support ✔ Async-first workflow with strong collaboration 🚀 Industries I’ve Worked With Transportation • E-commerce • Healthcare • Business Automation • Service Platforms 🤝 Who I Work Best With ✔ Startups building SaaS or AI-powered products ✔ Businesses automating workflows with AI ✔ Teams building mobile applications ✔ Companies needing scalable web platforms ✔ Clients looking for long-term maintenance and support If you're looking for a reliable full stack developer for SaaS, AI integrations, mobile apps, or custom web applications, let’s connect and discuss your project.
Muhammad Mujtaba R.
$25/hr
100% Job Success
$30K+ earned
Available now
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𝗚𝗼𝘁 𝗮 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗶𝗱𝗲𝗮 𝗯𝘂𝘁 𝗻𝗼𝘁 𝘀𝘂𝗿𝗲 𝗵𝗼𝘄 𝘁𝗼 𝘁𝘂𝗿𝗻 𝗶𝘁 𝗶𝗻𝘁𝗼 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝘀𝗼𝗹𝗶𝗱? 𝗢𝗿 𝗺𝗮𝘆𝗯𝗲 𝘆𝗼𝘂 𝗯𝘂𝗶𝗹𝘁 𝗮𝗻 𝗠𝗩𝗣 𝗾𝘂𝗶𝗰𝗸𝗹𝘆 𝘂𝘀𝗶𝗻𝗴 𝗔𝗜 𝘁𝗼𝗼𝗹𝘀 𝗮𝗻𝗱 𝗻𝗼𝘄 𝗶𝘁 𝗳𝗲𝗲𝗹𝘀 𝗺𝗲𝘀𝘀𝘆, 𝗳𝗿𝗮𝗴𝗶𝗹𝗲, 𝗼𝗿 𝗵𝗮𝗿𝗱 𝘁𝗼 𝘀𝗰𝗮𝗹𝗲. I work with founders who want to ship real products, not demos. My focus is clean architecture, practical AI / LLM Integration, and building SaaS Development systems that can scale without needing a rebuild six months later. I’m Muhammad, a Full Stack Developer specializing in scalable SaaS platforms. I build production-ready systems using Next.js, Node.js, and React, with strong API Integration layers that connect AI capabilities to real business workflows. I spend more time thinking about structure than features. If the foundation is weak, growth becomes expensive. AI helps teams move faster, but I don’t rely on it blindly. Architecture, data models, backend stability, and long-term scalability always come first. The goal is simple: launch quickly, but build in a way that won’t break when real users show up. 𝐒𝐨𝐦𝐞 𝐨𝐟 𝐭𝐡𝐞 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬 𝐈’𝐯𝐞 𝐰𝐨𝐫𝐤𝐞𝐝 𝐨𝐧: ✔𝐍𝐮𝐫𝐌𝐞𝐝 AI-driven clinical assistant platform supporting healthcare documentation workflows with structured AI / LLM Integration. ✔𝐏𝐚𝐤𝐋𝐚𝐰𝐀𝐬𝐬𝐢𝐬𝐭 Legal automation SaaS handling large-scale structured case data with scalable backend systems. ✔𝐅𝐢𝐜𝐭𝐢𝐨𝐧𝐏𝐮𝐛 AI manuscript generation system built on multi-model pipelines designed for long-form consistency and performance. ✔𝐒𝐄𝐍𝐓𝐄𝐄𝐙 AI analytics platform transforming real customer feedback into actionable business insights. 𝐀𝐜𝐫𝐨𝐬𝐬 𝐝𝐢𝐟𝐟𝐞𝐫𝐞𝐧𝐭 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬, 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 𝐈’𝐯𝐞 𝐡𝐞𝐥𝐩𝐞𝐝 𝐛𝐮𝐢𝐥𝐝 𝐡𝐚𝐯𝐞: ➡ Onboarded 𝟱𝟬𝗞+ users ➡ Generated 𝟱𝟬𝗞+ books through AI pipelines ➡ Supported 𝟭𝟬+ hospitals ➡ Processed 𝟭𝟬𝗠+ legal case records 𝐌𝐲 𝐰𝐨𝐫𝐤 𝐭𝐲𝐩𝐢𝐜𝐚𝐥𝐥𝐲 𝐢𝐧𝐜𝐥𝐮𝐝𝐞𝐬: ➡ MVP development ➡ SaaS architecture ➡ Full Stack Development using Next.js and Node.js ➡ AI / LLM integrations ➡ API Integration & Scalable Backend Systems ➡ Blockchain integrations when required I take ownership seriously. I don’t just build features. I think about how the system will scale, how it will be maintained, and whether it actually solves the problem it was meant to solve. If you’re building something and want a technical partner who cares about structure and long-term outcomes, I’m happy to connect. I also offer a free initial consultation to understand your goals before we move forward.
Muhammad Mujtaba R. has worked .
Vitalii T.
$40/hr
100% Job Success
$20K+ earned
Available now
Offers consultations
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10 years of progressive work experience in software development and product management in the fintech industry. Interested in AI and Web3 projects. I design and build AI-powered applications. Hold Bachelor's degree in Computer Science. Live in Calgary, Canada. • AI: Google AI Studio, Gemini API, Imagen for generative image pipelines, Anthropic Claude API, OpenAI API for LLM integration, prompt engineering, AI-powered product development • AI-Assisted Dev Tools: Claude Code, GitHub Copilot, Codex • Web3: Solidity, Foundry, Web3.js/Ether.js, ERC-20, ERC-721, EVM, dApps, DeFi, NFT, Blockchain APIs • Languages: HTML/CSS, JavaScript, TypeScript, JSON, PHP, MySQL, PostgreSQL, Python • Developer Tools: Next.js, Git, Figma, Jira, Trello, Scrum, Cloudflare, Azure, Visual Studio Code
Vitalii T. has worked .
Vladyslav K.
$45/hr
100% Job Success
$200K+ earned
Available now
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Is your AI agent a production system or a fragile demo? Most AI agent projects collapse the moment they hit real traffic. 🏆 20+ years architecting production systems at principal engineer level 📊 $100K+ earned on Upwork across 32 architecture projects 🎯 100% Job Success Score, Top Rated Plus on Upwork ⚡ Built an MCP server connecting AI agents to live financial operations on Solana 💼 CEO at Osambit, a 20-person AI agent engineering team ✅ Enterprise Blockchain Architect certified, former Sr Principal Engineer at Nordstrom ⭐⭐⭐⭐⭐ "We've had the opportunity to collaborate with the Osambit team, and it's been a great experience. They're highly professional, responsive, and truly understand the final goal. Their technical expertise and ability to deliver on time have been key to the success." (Alwyn V., IXO World) As an AI Agent Architect with 20+ years of production engineering experience, I build AI agent systems using LangGraph, LangChain, and MCP that run in production, not prototypes that die in demos. Every AI agent project I take on starts with a decision graph - what the AI agent handles autonomously, what escalates to a human, and where it fails safely. That architecture-first approach is why my AI agent systems survive real traffic while cheaper builds collapse on edge cases. 🔶 IXO World (AI agent architecture): full-time Q4 2024 engagement | delivered on time | team collaboration verified by client testimonial above 🔶 Meteora + proprietary DLMM protocol (AI agent + DeFi automation): $81K engagement | MCP server linking AI agents to live trading operations | real-time autonomous execution with human-in-the-loop safeguards 🔶 Roover.AI (AI agent system architecture): intelligent B2B2C roof estimation platform | multi-modal RAG pipeline design | production deployment 🔶 Nordstrom (Sr Principal Engineer, 5 years): architected 9+ enterprise systems | supported 10 offshore engineering teams | supply chain, payment, logistics domains WHAT I DO ✅ AI Agent Architecture: decision graph design, multi-step workflow orchestration, human-in-the-loop control for every AI agent system ✅ LangGraph & LangChain Systems: production AI agent pipelines with state management and tool connectivity ✅ MCP Server Development: Model Context Protocol servers connecting AI agents to real business systems ✅ RAG Pipelines: retrieval-augmented generation grounding LLM answers in your knowledge base ✅ Multi-Agent Orchestration: CrewAI, LlamaIndex, and custom AI agent orchestration for complex agentic AI workflows ✅ AI Agent Security Hardening: prompt injection defense, data leakage prevention, auditability ✅ LLMOps & Production Deployment: tracing, observability, evaluation frameworks, regression testing for AI agent systems ✅ OpenAI & Claude API Integration: enterprise-grade AI agent integration with cost, latency, and failure-mode management WHO I WORK WITH 🎯 B2B and B2C companies building AI agent products, not one-off assistant setups 🎯 Founders and CTOs who need AI agent systems running in production with real users 🎯 Teams with multi-week engagements (4+ weeks minimum), not 5-minute tasks 🎯 Companies that understand AI agent architecture is a design problem, not a prompt problem 🎯 Clients who value senior engineering judgment over the cheapest hourly rate MY PROCESS 1️⃣ Architecture Review: 24-hour turnaround on a decision graph, failure-mode map, and scope estimate for your AI agent project 2️⃣ Design: AI agent flow specification, tool boundaries, escalation rules, evaluation plan 3️⃣ Build: production AI agent system with observability, security, and regression tests from day one 4️⃣ Deploy & Iterate: staged rollout, LLMOps monitoring, iterative refinement of the AI agent based on real usage Send me a message or invite me to your AI agent project. Free 24-hour AI agent architecture review available - no commitment required.
Osambit
Associated with
Osambit
$200K+
earned
Sidra A.
$25/hr
97% Job Success
Available now
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🎬 𝗚𝗿𝗲𝗮𝘁 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀 𝗳𝗮𝗶𝗹 𝗲𝘃𝗲𝗿𝘆 𝗱𝗮𝘆 𝗯𝗲𝗰𝗮𝘂𝘀𝗲 𝗽𝗲𝗼𝗽𝗹𝗲 𝗱𝗼𝗻'𝘁 𝘂𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝘁𝗵𝗲𝗺 𝗾𝘂𝗶𝗰𝗸𝗹𝘆 𝗲𝗻𝗼𝘂𝗴𝗵. If your SaaS platform, software product, mobile app, or startup solution is difficult to explain in the first 30 seconds, you're likely losing potential customers, investors, and users before they fully understand your value. A professionally crafted Explainer Video and Animated Video can simplify complex ideas, communicate your unique value proposition, and increase engagement. The right Explainer Video helps potential customers understand your solution faster, while an engaging Animated Video keeps them interested and motivated to take action. 𝗧𝗵𝗮𝘁'𝘀 𝘄𝗵𝗲𝗿𝗲 𝗜 𝗵𝗲𝗹𝗽. I specialize exclusively in Explainer Video production, Animated Video creation, SaaS Explainer Video content, App Demo Videos, Product Explainers, and UI Animation designed to simplify complex products, increase engagement, improve onboarding, and drive conversions. Unlike general video editors, I focus on technology products, software platforms, mobile apps, and SaaS businesses that need a strategic Animated Video or Explainer Video solution backed by clear visual communication, compelling storytelling and modern motion design. Every Animated Video is crafted to help businesses communicate value faster, strengthen user understanding, and drive measurable results. 🚀 𝗪𝗵𝗮𝘁 𝗜 𝗖𝗿𝗲𝗮𝘁𝗲 𝗦𝗮𝗮𝗦 𝗘𝘅𝗽𝗹𝗮𝗶𝗻𝗲𝗿 𝗩𝗶𝗱𝗲𝗼𝘀 ✔ SaaS Product Explainers ✔ Software Demo Videos ✔ Platform Overview Videos ✔ Customer Journey Explainers ✔ Feature Showcase Videos ✔ Product Launch Videos ✔ Startup Pitch Videos ✔ Conversion-Focused SaaS Videos 𝗔𝗽𝗽 𝗗𝗲𝗺𝗼 & 𝗢𝗻𝗯𝗼𝗮𝗿𝗱𝗶𝗻𝗴 𝗩𝗶𝗱𝗲𝗼𝘀 ✔ Mobile App Demo Videos ✔ App Store Preview Videos ✔ User Onboarding Videos ✔ Feature Walkthrough Videos ✔ Product Tutorials ✔ UI Showcase Videos ✔ Product Adoption Videos ✔ User Education Videos 𝗨𝗜 𝗔𝗻𝗶𝗺𝗮𝘁𝗶𝗼𝗻 & 𝗠𝗼𝘁𝗶𝗼𝗻 𝗗𝗲𝘀𝗶𝗴𝗻 ✔ UI Animation ✔ Dashboard Animation ✔ Mobile App Animation ✔ Website UI Motion Graphics ✔ Interactive Product Demonstrations ✔ Lottie Animation ✔ GIF Animation ✔ Micro Interaction Animation 𝗠𝗼𝘁𝗶𝗼𝗻 𝗚𝗿𝗮𝗽𝗵𝗶𝗰𝘀 & 𝗔𝗻𝗶𝗺𝗮𝘁𝗶𝗼𝗻 ✔ 2D Explainer Videos ✔ Motion Graphics Animation ✔ Infographic Animation ✔ Character Animation ✔ Whiteboard Animation ✔ Kinetic Typography ✔ Social Media Motion Content ✔ Marketing Video Animation 𝟯𝗗 𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗩𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 ✔ 3D Product Animation ✔ SaaS Product Visualization ✔ Device Mockup Animation ✔ Product Presentation Videos ✔ Promotional 3D Motion Graphics ✔ Product Reveal Videos 𝗖𝗼𝗺𝗽𝗹𝗲𝘁𝗲 𝗩𝗶𝗱𝗲𝗼 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 ✔ Script Writing ✔ Storyboarding ✔ Voiceover Coordination ✔ Sound Design ✔ Background Music Selection ✔ Animation Production ✔ Final Video Editing ✔ Multi-Platform Delivery 𝗪𝗵𝗼 𝗜 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 ✅ SaaS Startups ✅ Software Companies ✅ Mobile App Founders ✅ AI & Tech Startups ✅ B2B SaaS Platforms ✅ Fintech Companies ✅ Healthcare Technology Companies ✅ Agencies & Marketing Teams ✅ Venture-Backed Startups 𝗧𝗼𝗼𝗹𝘀 & 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 Adobe After Effects Cinema 4D (C4D) Blender Moho Adobe Premiere Pro Adobe Illustrator Adobe Photoshop Figma LottieFiles Adobe Media Encoder 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲 ✔ SaaS & Software-Focused Expertise ✔ Conversion-Oriented Storytelling ✔ Modern UI Animation Techniques ✔ Strong Understanding of User Experience ✔ Clear Communication Throughout Production ✔ Strategic Product Positioning ✔ Fast Turnaround Times ✔ High-Quality Motion Design ✔ Long-Term Creative Partnership 𝗠𝘆 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝗣𝗿𝗼𝗰𝗲𝘀𝘀 🔍 Product Discovery & Research 📝 Script Development 🎨 Storyboarding & Visual Planning 🎙 Voiceover Coordination 🎬 Animation & Motion Design 🔄 Feedback & Revisions 🚀 Final Delivery & Export Every project is built around one goal: helping your audience understand your product faster through a compelling Explainer Video and take action sooner. Whether you need an Animated Video to showcase a SaaS platform, mobile app, product or service, I create engaging visual stories that simplify complex ideas, increase user engagement and drive conversions. 𝗦𝗘𝗢 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 SaaS Explainer Video, SaaS Animation, Software Explainer Video, App Explainer Video, Product Demo Video, SaaS Product Video, UI Animation, Motion Graphics Designer, Animated Explainer Video, Lottie Animation, GIF Animation, Onboarding Video, Product Walkthrough Video, Startup Explainer Video, Tech Explainer Video, Mobile App Video, Dashboard Animation, Website Animation, 2D Animation, 3D Product Animation, Character Animation, Whiteboard Animation, Infographic Animation, After Effects Expert, Motion Designer, SaaS Marketing Video, App Demo Video, Product Showcase Video, Software Demo Video, B2B SaaS Video, Conversion Focused Video, Tech Startup Video.
HexaVideos
Associated with
HexaVideos
Asad U.
$34/hr
100% Job Success
$30K+ earned
Available now
Offers consultations
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𝐌𝐨𝐬𝐭 𝐭𝐞𝐚𝐦𝐬 𝐛𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐚𝐭 𝐭𝐡𝐞 𝐛𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 𝐚𝐧𝐝 𝐀𝐈 𝐢𝐧𝐭𝐞𝐫𝐬𝐞𝐜𝐭𝐢𝐨𝐧 𝐠𝐞𝐭 𝐭𝐡𝐞 𝐚𝐫𝐜𝐡𝐢𝐭𝐞𝐜𝐭𝐮𝐫𝐞 𝐰𝐫𝐨𝐧𝐠 𝐨𝐧 𝐝𝐚𝐲 𝐨𝐧𝐞. 𝐈’𝐦 𝐭𝐡𝐞 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐭𝐡𝐞𝐲 𝐛𝐫𝐢𝐧𝐠 𝐢𝐧 𝐭𝐨 𝐠𝐞𝐭 𝐢𝐭 𝐫𝐢𝐠𝐡𝐭 𝐭𝐡𝐞 𝐟𝐢𝐫𝐬𝐭 𝐭𝐢𝐦𝐞. 4+ years shipping Solana and EVM systems to mainnet and leading the AI agents and LLM-powered systems that run alongside them. Top Rated on Upwork with 100% Job Success across 25+ contracts. Worked on a government-funded blockchain and AI agriculture platform, alongside building tokens with real market caps, AI-driven Telegram bots, and OCR + LLM pipelines that ship to production. Whether you need a smart contract, an AI agent, or a system that combines both, I deliver mainnet-ready code not prototypes. 𝗣𝗿𝗼𝘃𝗲𝗻 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 ✅ Worked on a government-funded blockchain & AI-based agriculture traceability platform using Solana Architecture ✅ Built Web3 Rewards Website → token burn redemption platform deployed on a major Web3 audit platform (SIWE + wallet connect + promo distribution) ✅ Shipped Forge3 → Web3 escrow protocol that hit $200K market cap ✅ Built ClusterFck → Solana token analyzer ($158K market cap) with bundle detection and rug-pull risk scoring ✅ Delivered La Suite du Monde → DAO/NFT membership system for a campaign thats targetting €1M+ ✅ Built an AI-driven bot for cross-border blockchain remittances with multi-language LLM support ✅ Delivered an AI-powered OCR + audio digitization pipeline for a production book library system 𝗕𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ◆ Solana / Anchor / Rust → modular program architecture, SPL tokens, PDAs, CPIs, Jupiter integrations, on-chain data systems ◆ Solidity → 20+ mainnet contract deployments. ERC-20, ERC-721, ERC-1155, staking, vesting, presale, custom DeFi logic. Hardhat, Foundry, OpenZeppelin. ◆ Full-Stack Web3 → Next.js + TypeScript + wagmi/viem + ConnectKit on the frontend. Node.js, Postgres, and Solana/EVM bridges on the backend. SIWE auth, wallet connect flows, production deployment pipelines. 𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 ◆ LLM Integration → OpenAI, Anthropic Claude, and Gemini APIs in production systems ◆ AI Agents & RAG → LangChain, multi-agent orchestration, vector databases, semantic search over domain documents ◆ Workflow Automation → n8n, Make, Telegram bots, AI-assisted alert and trading systems with retry/error handling ◆ AI + Web3 → on-chain AI integrations, intelligent token analyzers, AI-driven dApp features 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗛𝗶𝗿𝗲 𝗠𝗲 ✔ Top Rated with 100% Job Success across 25+ contracts ✔ Mainnet-shipped, production-tested code — not demos ✔ I run a small dev team — can scale up on bigger contracts without losing quality ✔ Honest architectural feedback before you spend an hour coding ✔ Senior-level decisions on architecture, security, and tokenomics from day one 𝗪𝗵𝗮𝘁 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗦𝗮𝘆 ⭐⭐⭐⭐⭐ “With over 25 years of professional experience, it’s genuinely rare to come across talent this professional, committed, and reliable. He is without question one of the best developers I’ve worked with.” ~ Erick F. If you’re building a smart contract, an AI agent, or a system that combines both send me an invite. Keywords : Blockchain Developer | Solana Developer | Solidity Developer | Smart Contract Developer | Smart Contract Audit | Anchor Framework | Rust Developer | Web3 Developer | dApp Development | DeFi Developer | NFT Marketplace | NFT Development | ERC-20 | ERC-721 | ERC-1155 | Token Development | Staking Contract | Vesting | Presale | DAO | DEX | AMM | SPL Token | Jupiter | PDA | CPI | Hardhat | Foundry | OpenZeppelin | Slither | Mythril | ethers.js | wagmi | viem | web3.js | ConnectKit | RainbowKit | SIWE | MetaMask | Phantom | WalletConnect | Next.js | React | TypeScript | Node.js | Postgres | MongoDB | Laravel | Python | Ethereum | BSC | Polygon | Arbitrum | Base | Optimism | Cross-Chain Bridge | Layer 2 | AI Engineer | AI Agent Development | LLM Integration | OpenAI API | Anthropic Claude | Gemini API | LangChain | LangGraph | RAG Pipeline | Vector Database | Semantic Search | Pinecone | Multi-Agent Systems | Agentic AI | Prompt Engineering | n8n | Make | Zapier | Workflow Automation | Telegram Bot | Discord Bot | Chatbot Development | OCR | Document Digitization | AI + Web3 | Tokenomics | Crypto Trading Bot | MEV | Mainnet Deployment | Top Rated Freelancer
Asad U. has worked .
Danish H.
$28/hr
100% Job Success
Available now
Offers consultations
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Is your AI project stuck at the prototype stage? Are you struggling to turn AI ideas into reliable systems that deliver real business results? I help businesses design, build, and deploy production-ready AI solutions using AI Agents, LLMs, RAG systems, workflow automation, and custom integrations. With experience building AI-powered applications, automation systems, and intelligent workflows, I focus on creating scalable solutions that improve efficiency, reduce manual work, and generate measurable business value. My expertise includes: • AI Agent Development • OpenAI Integration • GPT-4 & ChatGPT Applications • Retrieval-Augmented Generation (RAG) • Multi-Agent Systems • AI Workflow Automation • Custom AI Chatbots • Voice AI Agents • CRM Automation • Business Process Automation • Python Development • API Integration • LangChain & LangGraph • Vector Databases • Prompt Engineering • Knowledge Base Systems • SaaS AI Applications • AI Consulting & Strategy What I can help you build: • AI Customer Support Agents • AI Sales & Lead Generation Systems • Internal Knowledge Assistants • RAG-Powered Chatbots • AI Automation Workflows • Voice Agents & Call Automation • CRM & Business Process Automation • Custom AI SaaS Products Why clients work with me: • Production-ready AI solutions • Scalable system architecture • Business-focused implementation • Reliable communication • Clean and maintainable code • Long-term support and optimization Whether you need an AI Agent, RAG system, OpenAI integration, workflow automation, or a complete AI-powered application, I can help turn your idea into a solution that delivers real business impact. Message me with your project details, and let's discuss the best AI solution for your business.
Konstantin V.
$55/hr
100% Job Success
$500K+ earned
Available now
Offers consultations
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I'm a UI UX Designer with 14 years of experience in UX/UI Design, UI Design, UX Design, Mobile App Design, Web App Design, SaaS Design, and Figma Design, helping founders, startups, and product teams build clear, intuitive, visually outstanding, and high-converting digital products. As a UI UX Designer specialized in UI/UX design, I design mobile apps, SaaS platforms, dashboards, CRM systems, admin panels, marketplaces, AI products, FinTech products, Healthcare platforms, and complex B2B web apps with the full user journey in mind. ✔️ SaaS & Web App Design As a UI UX Designer and SaaS Web App Designer, I design clear, intuitive, visually outstanding, and high-converting web applications in Figma. As a UI UX Designer, I cover the full UX/UI design process: user flows, wireframes, interactive prototypes, design systems, responsive layouts. As a UIUX designer, I make sure every screen is structured, consistent, visually outstanding, and ready for real users and real development. As a UI/UX Designer, I deliver clean, pixel-perfect, developer-ready Figma files with annotated components, auto-layout, reusable UI elements, and clear developer specs. ✔️ Mobile App Design As a UI UX Designer and Mobile App Designer, I specialize in mobile app design in Figma for iOS and Android products. As a Mobile App Design expert and UI UX Designer, I design mobile apps that feel clear, intuitive, visually outstanding, and ready for real users — from first onboarding to the final core interaction. As a UIUX designer specialized in Mobile App Design, I cover every mobile app screen, user flow, state, and edge case, including onboarding flows, sign-up flows, empty states, error states, loading states, profiles, settings, dashboards, checkout flows, subscriptions, notifications, and core app interactions. ◆ Specific UI/UX Design Approach Deep focus on UI/UX Design for Web Apps and Mobile App Design allows me to give extremely specific advice — not only on how the interface should look, but how the product should work. ◆ SaaS UI/UX Design That Supports Recurring Revenue SaaS products are powerful because subscription revenue builds on itself every month. But recurring revenue only works when users understand the product, adopt key features, and keep coming back. As a UI UX Designer, I design SaaS products with activation, retention, feature adoption, and clear product logic in mind before development starts. ◆ SaaS Products Built for Long-Term Retention Recurring revenue can protect a SaaS business during slow months, downturns, and market shifts — but only if users keep seeing value and stay subscribed. As a UI UX Designer, I focus on clear onboarding, smooth user flows, habit-forming product logic, and interfaces that give users more reasons to return. ◆ SaaS Products Built for High-Margin Growth SaaS can become highly profitable because the cost of serving each additional customer is low. But margins scale only when the product is easy to understand, easy to use, and efficient to operate. As a UI UX Designer, I design self-service onboarding, intuitive dashboards, smooth workflows, and UX/UI design that reduces support requests, manual work, and unnecessary friction. ⚡ How I help you build a better product as a UI UX Designer / UIUX Designer: 1️⃣ UI UX Design Stage 1 — UX Structure & Product Logic As a UI UX Designer, I create a clearer UX structure from the start so the product is built on solid logic, which means you do not end up polishing screens that break under real usage. 2️⃣ UI/UX Design Stage 2 — Critical Flow Testing As a UIUX designer, I test critical flows early in the UI/UX design process so hidden friction is spotted before visual design and development, which means fewer conversion leaks in onboarding, activation, and feature usage. 3️⃣ UI UX Design Stage 3 — Premium UI Look & Feel As a UI UX Designer, I create UI that feels polished, trustworthy, and visually outstanding so users immediately understand the product and enjoy using it, which means stronger trust, higher perceived quality, more confidence in the company behind it, and a product experience people are more likely to remember and recommend. 4️⃣ UI UX Design Stage 4 — Real Content & Product Conditions As a UI/UX Designer, I create design that works with real content so the interface survives actual product conditions, which means it does not collapse when fake placeholder text gets replaced with real names, data, and system states. 5️⃣ UI UX Design Stage 5 — Developer-Ready Handoff As a UI/UX Designer, I prepare handoff with system thinking behind it so implementation is more predictable, which means less dev guesswork, less patching, and fewer handoff problems. ▪ TOP 1% IN MOBILE APP DESIGN AND UI/UX DESIGN ▪ 300+ successful projects ▪ 14 years as a UI UX Designer ▪ 12 Design Awards · 66,000+ Dribbble Followers Looking for an expert UI UX Designer? Let’s connect.
Roobinium Corp.
Associated with
Roobinium Corp.
$40/hr
83% Job Success
$200K+ earned
Offers consultations
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With 7.5 years of experience in UE and Unity, clients have benefited from my ability to support every stage of a project. Whether it's bringing an idea to life from scratch, troubleshooting complex issues, or adding new features to enhance a project, I’m dedicated to ensuring your goals are achieved efficiently and effectively. You will experience the following benefits when we collaborate: ⭐ No hidden costs—clear pricing based on the project scope. ⭐ Timely delivery, on budget, with regular progress updates ⭐Quick responses to your questions and available for communication in your timezone ⭐A development process where you’re actively involved and are a part of the whole process. ⭐Clear documentation crafted on your requirements, tracking project milestones and deadlines. ⭐ Clean, optimized, and maintainable code for improved performance and long-term scalability ⭐ Free one-month post-delivery support You get the greatest value from my collaboration if: • You have an innovative idea and need a high-quality game that drives engagement, maximizes play rates, and delivers strong ROI. • You’re looking to create an AR/VR experience that delivers full immersion to your users, providing an unforgettable experience that stands out in the market. • You’re ready to scale your project and take it to the next level. • You're facing challenges with your current development team and need a polished, professional version of your project. • You’ve got a previously abandoned project and need expert support to bring it to market, now. • You need a reliable partner to help finish critical features in your existing game and elevate it to its full potential. • You're seeking a seasoned gaming veteran with the skills and experience to make your project a success in the market My Expertise: ⚡Unity C# and Unreal Engine for Game Development. ⚡Networking & Multiplayer using Unity Netcode, Photon, Mirror, and custom systems. ⚡Profiling, memory, and performance optimization for mobile, desktop, VR, and WebGL. ⚡iOS, Android, WebGL, Steam, AR/VR (Oculus, HTC Vive) platforms. ⚡Integrated ads, in-app purchases, analytics, and payment systems. ⚡Playfab, AWS, Firebase for servers, auth, and data. ⚡Blueprints and C++ in Unreal Engine for AI, mechanics, multiplayer, and performance. ⚡Rendering, lighting, materials, and effects for immersive visuals. ⚡Agile workflows and Github