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Most developers will build what you ask for. I help you build what actually works. I’m a mobile app developer with 10+ years in IT and a small team behind me. We help startups go from idea → MVP → scalable product - not just code. At the same time, I’m building my own SaaS product, so I understand the full journey: validation, MVP, users, retention, monetization. 🚀 How I can help you - Turn your idea into a clear MVP plan - Build fast using FlutterFlow + Flutter - Avoid overbuilding and wasted budget - Design product logic, not just screens - Prepare your app for real users & growth 👉 Already have everything defined? We can jump straight into development and deliver efficiently. 🎨 Design support - UX/UI design from scratch - Improving existing designs - Product-focused user flows (not just visuals) 📱 What I do - MVP development (fast & lean) - FlutterFlow development - Flutter app development - Full-cycle product development - Firebase / Supabase backend - Subscriptions (RevenueCat, Stripe) ⚡ Why clients choose me Because I don’t think like a freelancer. I think like a product partner: - I challenge weak ideas - I simplify scope to launch faster - I focus on what brings real value ⚠️ Not a good fit if: - You’re looking for the cheapest option only - You want someone to blindly follow tasks ✅ Perfect fit if: - You’re building a startup or MVP - You want to move fast and build it right - You need someone to think with you, not just code 💬 Send me your idea, Figma, or even a rough concept - I’ll break it down and suggest the best way to build your MVP.

I've architected a full Layer-1 blockchain from scratch consensus, validators, staking and built AI agents that transact on-chain autonomously. 100% Job Success, every rated project 5 stars. I'm a Blockchain & AI Developer who ships complete products end-to-end: smart contracts, backends, web dApps, and mobile apps. Clients come to me when they need one developer who understands the full stack from on-chain logic to the app store. WHAT I DELIVER Agentic AI & On-Chain Payments — Autonomous AI agents transacting via the x402 protocol: machine-to-machine micropayments, zero human intervention. Built with LangChain, CrewAI, and LLM APIs. Custom Layer 1 Blockchains Complete chains with consensus, validator infrastructure, staking economics, block explorer, and faucet delivered with UAT reports and scaling roadmaps. Solana Development Anchor programs and MEV-aware trading systems with Jito bundle execution, backed by NestJS/PostgreSQL. Full dApp Development NFT marketplaces, DeFi tools, token platforms across Ethereum, Polygon, and EVM chains wallet integration to polished frontend. Mobile Apps Cross-platform Flutter apps with Web3 integration, including a multilingual P2P crypto trading platform with USDT escrow. AI Products & Automation LLM-powered systems, multi-agent workflows, AI fact checking infrastructure, and intelligent automation pipelines. Enterprise Integration Hyperledger Fabric systems, including edge-device deployments with tamper-proof data integrity. STACK Rust • Solidity • C++ • TypeScript • Python • React/Next.js • Node.js/NestJS • Flutter • Anchor • Web3.js • LangChain • CrewAI • IPFS • Hyperledger • PostgreSQL • MongoDB HOW I WORK Clients hand me a problem statement, not a spec and receive a production system with documentation, testing reports, and a roadmap. Recent feedback: "very professional and fast, will hire again." Whether it's a smart contract, a full dApp, a mobile app, or an AI agent system I build it production-ready. Let's scope your project.

I help startups and growing businesses build fast, scalable web and mobile apps using Python, Laravel, React Native, and React. I work as a full stack developer who can take a product from idea to production with clean code and predictable delivery. If you need a reliable web developer for modern UI work and a strong mobile app developer for iOS/Android builds, I can cover both while staying hands-on as a full stack developer focused on performance, UX, and maintainability. I’ve delivered solutions for founders who need speed now and stability later, and I communicate clearly at every step.🔥 I’m an experienced Web engineer, React engineer, Vue engineer, and React Native engineer with 7 years of production experience. As a full stack developer I can build backend APIs, admin panels, dashboards, and customer-facing apps, and as a web developer I pay attention to UI details that improve conversion and retention. I’ve completed a wide range of successful projects, from MVPs to large systems with long-term maintenance and continuous improvements. 🚀I also lead a web development team, techXen Solutions . We have multiple Laravel developers (Senior PHP and Custom PHP MySQL), Python (Django), and JavaScript (React, Vue, React Native) developers. If your project needs a dedicated mobile app developer, we can staff that role quickly, while I stay involved as a full stack developer to keep architecture, delivery, and communication aligned. When the UI scope grows, a senior web developer can join the project while I remain the full stack developer responsible for end-to-end quality.🚀 Our team has already worked in such industries as: ✅ Marketplace ✅ E-commerce ✅ Travel and Hospitality ✅ Custom ERP (Enterprise Resource Planning) ✅ ChatGPT integration (LLM model in your website front end) ✅ Automotive (car inspection, automotive ERP, car sharing, rental, selling) ✅ Social media (Tinder-like networks, short video platforms, communities) ✅ Sales (CRM systems for sales teams, retail, hospitals, sales departments) ✅ Sport (gym management systems, trainer platforms, fitness apps, club portals) ✅ Legal (document automation, AI-assisted legal processing) ✅ Healthcare (clinic management, booking, mental health software) ✅ Education (LMS, automated training, coaching marketplaces) ✅ Finance (fintech platforms, investment platforms, bank API integrations, calculators) ✅ Manufacturing (shop floor management and automation) ✅ Human resources (HRM systems) ✅ Digital marketing (Meta, Facebook/Instagram, TikTok, Google APIs, analytics) Stack of technologies we use: ✅ HTML/CSS, Bootstrap, Tailwind ✅ JavaScript (React, Vue, Node.js, Express, AdonisJS, Nuxt) ✅ React Native for cross-platform mobile delivery ✅ API integrations (Stripe, PayPal, Twilio, TextMagic, Xero, DocuSign, Google Maps, Meta APIs, and more) ✅ API development (Laravel, Node/Express, Firebase, Python/Django, Go, REST, GraphQL) ✅ PWA (Progressive Web App) ✅ Databases: MySQL, PostgreSQL, MongoDB, DynamoDB, Elasticsearch ✅ Infrastructure: AWS, DigitalOcean, Firebase, Supabase ✅ DevOps and administration: LAMP, CentOS, Ubuntu As a full stack developer, I connect the front end, back end, and infrastructure so releases are smooth. When the scope includes native-like UX, I can collaborate with a mobile app developer without slowing down the API roadmap, and a web developer can refine UI flows while we keep the backend stable. You can hire me as a full stack developer for full ownership, or extend the team and keep me as the full stack developer leading architecture and delivery. If timelines are tight, add a mobile app developer to parallelize mobile features, and add a web developer to accelerate dashboards and front-end work. 🚀 Buzz words clients search for: website development, JavaScript, React MySQL, Amazon Web Services, API integration, database architecture, CRM, custom ERP, REST, GraphQL, Laravel, React, Vue, React Native. If you need a full stack developer who can also guide a delivery team, I’ve done that for years. If you need a reliable mobile app developer for consistent releases and store readiness, we can support that too, and if you need a web developer for pixel-perfect UI, that’s covered. In our work history you’ll find successful products built with React, JavaScript, MySQL, React, Vue, and React Native, plus multiple systems built with Python (Django, Flask, FastAPI). I also use LLM capabilities and AI APIs (including OpenAI integrations) when they genuinely improve the product experience. We have 15 senior developers across React, JavaScript, MySQL, Python, Go, and Node.js. As a full stack developer, I can jump into an existing codebase, stabilize releases, fix bottlenecks, and plan the next iterations. Please contact me for further details and fruitful work. Best regards, Asmar Naeem CEO, TechXen Solutions

I am a Senior Blockchain Developer and Technical Lead with 8+ years of experience building secure, scalable, and production-ready blockchain products across Solana, Ethereum, BSC, Polygon, and EVM-compatible chains. I help startups, agencies, and product teams design, build, audit, and launch Web3 products, from MVP to production. My core expertise includes: Smart Contract Development Solidity, Rust, Anchor Framework, Hardhat, Foundry, OpenZeppelin, ERC20, ERC721, ERC1155, SPL Token, staking contracts, vesting contracts, presale contracts, airdrop systems, NFT smart contracts, and token launch systems. DeFi & DEX Development DEX integrations, AMM systems, liquidity pools, staking platforms, yield farming, Uniswap, PancakeSwap, Raydium, Jupiter Aggregator, Chainlink Oracle integrations, and DeFi dashboards. Solana Development Rust smart contracts, Anchor programs, SPL tokens, Solana NFT systems, Raydium integration, Jupiter integration, Solana trading bots, and wallet-based dApps. Web3 Frontend & Wallet Integration MetaMask, WalletConnect, Phantom Wallet, Web3.js, Ethers.js, Viem, Wagmi, React.js, Next.js, and blockchain API integrations. Bots & Automation Crypto trading bots, DEX trading bots, Telegram crypto bots, arbitrage bots, market-making bots, token sniper bots, wallet monitoring, and market data WebSocket systems. As a Technical Lead, I also help with blockchain architecture, code reviews, smart contract security, gas optimization, team coordination, deployment planning, and production support. I focus on clean architecture, secure contracts, clear communication, and delivery that matches real business goals, not just writing code.

Blockchain products succeed when they're secure, scalable, and easy to use. I help startups and businesses build production-ready crypto wallets, smart contracts, Web3 applications, and mobile apps that users trust. 4+ Years Experience | 23+ Projects Delivered My expertise includes: Blockchain Development Solidity & Rust Smart Contracts ERC-20, BEP-20 & SPL Tokens DeFi, Staking & dApps NFT Platforms WalletConnect & MetaMask Integration Crypto Wallet Development Multi-Chain Wallets Non-Custodial Wallets Bitcoin, Ethereum & Solana Wallets Secure Transaction Signing Token Swaps & Wallet Recovery Mobile & Backend React Native (Android & iOS) Node.js & Express MongoDB & Firebase REST APIs & WebSockets App Store & Play Store Deployment Featured Projects Noottools Multi-Chain Wallet Built a secure Solana wallet with multi-chain support, wallet recovery, and transaction signing. Web3 Wallet & Chat App Developed a decentralized wallet with secure messaging and blockchain transactions. DexCrypto Wallet & Exchange Built a crypto exchange platform with KYC, wallet management, and secure backend APIs. MyRay Wallet Developed a non-custodial multi-chain wallet with Web3 integration and secure key management. Tech Stack Blockchain: Solidity • Rust • Anchor • Hardhat • Ethers.js • Web3.js Frontend: React • Next.js • React Native • TypeScript Backend: Node.js • Express • MongoDB • Firebase Why Work With Me? ✔ Crypto Wallet Specialist ✔ Web3 & Blockchain Expert ✔ Secure Smart Contracts ✔ End-to-End Development ✔ Scalable Backend Architecture

I help Web3 teams launch DeFi protocols, RWA infrastructure, Crypto Wallets, and scalable rollup-based systems – fast, securely, and without over-engineering. No buzzwords. No spaghetti code. Just clean architecture, modular contracts, and deep blockchain thinking. 🔹 What I Build • RWA, Tokenization, Supply Chain systems • DeFi Protocols 1/ Lending, staking, vesting, governance 2/ Yield strategies, liquidity protocols, Curve-style AMMs 3/ Modular tokenomics across L1s and L2s 4/ Cross-chain DeFi with LayerZero, Axelar, IBC Tech: Solidity, Vyper, Rust, Hardhat, Foundry, zkSync, Arbitrum, Optimism, Base, Cosmos SDK, Substrate • NFT Infrastructure 1/ ERC721/1155 contracts, marketplaces, royalties 2/ Minting engines, auction logic, NFT staking 3/ NFT + DeFi hybrids (e.g. financial NFTs) Tech: ERC721A, OpenZeppelin, Seaport, IPFS, The Graph, Polygon, zkSync, Avalanche, Blur Protocol • Crypto Wallets 1/ Smart contract wallets (ERC-4337, account abstraction) 2/ Multichain wallet integrations (EVM + SOL + BTC + TRON + Lightning) 3/ MPC & social recovery flows 4/ Transaction batching, gasless UX, custom signing logic 5/ Multisig flows 6/ dApp interopability 7/ onramp/offramp & swapping & staking integrations Tech: ethers.js, viem, Wagmi, RainbowKit, Safe, WebAuthn, Passkeys, zkSync AA, Starknet AA, WalletConnect • Rollups & Modular Chains 1/ App-specific rollups with OP Stack or zkStack 2/ DA integration: Celestia, EigenLayer, Rollkit 3/ Custom sequencers, settlement bridges, messaging 4/ Token + gas abstraction, interoperability layers Tech: Starknet, zkSync Era, OP Stack, Substrate, Cosmos SDK, Polygon CDK, Cairo, Noir 🔧 How I Work • Clean, gas-optimized, audit-ready code • Fast iterations, deep collaboration • No overengineering, just outcomes. • Honest communication with honest feedback based on real product thinking. • AI-optimized review&development processes