08/26/2026 updated
AA
100 % available
Web3 & Mobile App Engineer | React / React Native | Blockchain Developer
Ibadan, Nigeria
Worldwide
Software Engineering & Web3 Architecture (Self-Taught, Project-Based CertificationAbout me
I am a Mobile & Web3 Engineer specializing in React/React Native, and I have deep experience building in the multi-chain ecosystem. In fact, I previously developed Qntmex Wallet, where I successfully handled complex multi-chain integration, secure asset management, and seamless UI/UX
BlockchainBackendBlockchain PlatformsEthereumWeb3.jsReact NativeBlockchain Interoperability
React & React Native Development
Extensive experience architecting high-performance mobile and web applications using React and React Native, converting complex wireframes into modular, reusable UI components and optimizing state management pipelines for enhanced performance.
Web3 & Blockchain Engineering
Deep expertise in multi-chain development across Ethereum, Solana, BSC (BNB Chain), Tron, and Aptos, including building secure decentralized applications and full-scale asset management wallets using ethers.js, web3.js, and Alchemy node infrastructure.
Backend & Cloud Infrastructure
Hands-on experience engineering automated cloud server configurations and backend logic on Railway and Alibaba Cloud, utilizing Supabase for secure cloud database synchronization and ensuring high-availability deployments.
JavaScript & TypeScript
Proficient use of JavaScript and TypeScript as core programming languages for building scalable, maintainable frontend and mobile application codebases.
HTML5 & CSS3
Solid foundation in HTML5 and CSS3 for crafting structured, responsive, and visually consistent web interfaces.
Web3 Libraries & Tooling
Practical application of ethers.js, web3.js, CoinGecko API, Alchemy, and Solscan for real-time on-chain data streaming, transaction state tracking, and blockchain data retrieval.
Payment Integration
Implementation of Kora Payment Gateway to bridge fiat onboarding rails with decentralized ecosystems, enabling smooth payment flows within Web3 applications.
Version Control & Collaboration
Management of code deployment pipelines using Git and GitHub for version control, enabling seamless collaboration across distributed development teams.
Development Tools
Regular use of VS Code as the primary development environment, supporting efficient coding, debugging, and project management workflows.
Extensive experience architecting high-performance mobile and web applications using React and React Native, converting complex wireframes into modular, reusable UI components and optimizing state management pipelines for enhanced performance.
Web3 & Blockchain Engineering
Deep expertise in multi-chain development across Ethereum, Solana, BSC (BNB Chain), Tron, and Aptos, including building secure decentralized applications and full-scale asset management wallets using ethers.js, web3.js, and Alchemy node infrastructure.
Backend & Cloud Infrastructure
Hands-on experience engineering automated cloud server configurations and backend logic on Railway and Alibaba Cloud, utilizing Supabase for secure cloud database synchronization and ensuring high-availability deployments.
JavaScript & TypeScript
Proficient use of JavaScript and TypeScript as core programming languages for building scalable, maintainable frontend and mobile application codebases.
HTML5 & CSS3
Solid foundation in HTML5 and CSS3 for crafting structured, responsive, and visually consistent web interfaces.
Web3 Libraries & Tooling
Practical application of ethers.js, web3.js, CoinGecko API, Alchemy, and Solscan for real-time on-chain data streaming, transaction state tracking, and blockchain data retrieval.
Payment Integration
Implementation of Kora Payment Gateway to bridge fiat onboarding rails with decentralized ecosystems, enabling smooth payment flows within Web3 applications.
Version Control & Collaboration
Management of code deployment pipelines using Git and GitHub for version control, enabling seamless collaboration across distributed development teams.
Development Tools
Regular use of VS Code as the primary development environment, supporting efficient coding, debugging, and project management workflows.
Experience
Professional experience0 - 5 years
Freelancer since2022
Languages
EnglishNative speaker
Project history
Architected and engineered the Qntmex Wallet delivering full-scale asset management and transaction capabilities across Ethereum, Solana, BSC, Tron, and Aptos. Integrated ethers.js and web3.js endpoints alongside Alchemy node infrastructure for real-time on-chain data streaming. Built cross-platform mobile UI components using React Native with Supabase for cloud database synchronization. Engineered automated cloud server configurations on Railway and Alibaba Cloud ensuring 99.9% uptime. Implemented Kora payment infrastructure and developed a React Native food-tech mobile application.
Built dynamic, scalable web application frontends using React, converting complex wireframes into modular, reusable UI components. Monitored and optimized application state management pipelines to lower component re-rendering overhead and enhance frame rates on mobile browser engines. Managed code deployment pipelines using Git/GitHub version control systems while collaborating across distributed dev networks.