usmankiani

Lead Frontend Engineer

Lead Frontend Engineer with 5+ years of experience building Blockchain-powered applications and AI/LLM integrations. Delivered scalable React Native solutions, engineered multi-chain DApps (ETH, ARB, BSC), and built compliant AI systems for finance and healthcare industries. Actively engaged in integrating Web3 and AI to solve real-world challenges through data transparency, compliance and measurable impact.

Experience: 5 years

Yearly salary: $96,000

Hourly rate: $50

Nationality: 🇵🇰 Pakistan

Residency: 🇵🇰 Pakistan


Experience

Lead React Native Developer
Kelp Finance
2023 - 2023
Empowering Decentralized Financial Growth. Scaled Kelp to 2M+ Wallets and 1.7M+ Downloads by migrating from Expo to Bare React Native, reducing dependency bloat, and enabling modular architecture for scalability. Integrated BEP-20 Contracts and Gasless transactions, enabling cross-chain swaps, fiat purchases (Transak), and wallet interoperability using Ethers.js and BIP39 mnemonics. Supported $200K Presale Fundraising by developing investor-ready MVPs with audited smart contracts (SolidProof.io) and DeFi compliant transaction workflows. Collaborated on Tokenomics and Referral Systems with the Sales/Marketing Teams to drive user engagement post-launch. Enhanced Wallet Security via AES-256 encryption and Biometric authentication to safeguard sensitive user data.
Senior React Native Developer
KryptoMind
2022 - 2023
Where Blockchain meets AI. Developed DEX/CEX Exchange Features using PancakeSwap SDK, enabling order book trading, token swaps, and liquidity pools. Collaborated on CryptoKara Wallet with BIP39/44 mnemonics for 15+ native cryptocurrencies and BEP-20/ERC-20 token support. Engineered FitScrypt dApp, integrating BEP-20 token rewards and Radar.io Javascript SDKs for geo-fencing to gamify fitness tracking. Built Reusable Internal Library, standardizing unit tests (Jest), integration tests (Enzyme), and E2E testing (Detox) across 5+ projects, reducing QA cycles by 25%. Fostered teamwork among cross-functional squads over 12 months by integrating agile sprints with Jira and Slack across 5 mobile app deployments.
React Native Developer
XIOTS
2019 - 2021
Early Mobile Development Experience. Developed 3 Apps from concept to launch as a solo mobile developer, ensuring timely delivery and client requirements adherence. Onboarded and Trained 3 developers, optimizing workflows through JIRA and structured PR processes for enhanced collaboration. Built CRM-Integrated Invoicing Solution, incorporating Javascript libraries for IoT hardware support improving system communication and cross-device compatibility.

Skills

ai
ethereum
front-end
react
web3
react-native
english