Frontend Engineer
Rijswijk, Netherlands
Frontend Engineer with 5+ years in React, TypeScript, and Next.js — specializing in Web3/DeFi, SDK architecture, and cross-chain integrations. Experienced across the full delivery cycle: Agile, CI/CD, REST APIs, and testing. Expert in AI-assisted development workflows, consistently delivering production-ready output with exceptional speed and token efficiency.
Salary
EUR 65,000 – 65,000
IdOS
Aug 2024 — Apr 2026
Engineered cross-chain blockchain infrastructure in a TypeScript/React monorepo supporting 15+ packages and applications, implementing unified SDK architecture for Issuer, Consumer, and Client services. Developed blockchain signer support for XRP Ledger, Stellar, and Near Protocol. Built three core SDK packages supporting W3C Verifiable Credentials standard. Integrated KYC-verified credential sharing with fiat-to-crypto providers including Transak, Noah, and Hifi Finance. Developed a secure credential passporting system for regulated entities implementing timelock mechanisms, access grants, and revocation capabilities for GDPR compliance.
TaskBunny
Jun 2024 — Aug 2024
Built React-based UI for a BNB chain marketing platform where promoters create campaigns and pay in stablecoin. Enabled influencer participation and stablecoin-to-native-token payout flows through seamless Web3 service integration.
Rizztech
Jun 2024 — Aug 2024
Designed and implemented user interfaces for a Solana-based chat room application with key-based message access. Built intuitive UI for chat functionality and key management using React and Solana wallet integrations.
BRIA.AI
May 2022 — Sept 2022
Implemented background removal and replacement features in a React-based AI image editing application. Integrated object manipulation tools and optimized frontend performance for image processing workflows.
Dcentralab
Sept 2021 — May 2024
Worked on Hord App, a high-performing Ethereum staking application with over $7M ETH staked, consistently ranking top 3 in APY. Created reusable useContractReader hook, built an atomic internal CSS framework, contributed to a company-wide wallet connector monorepo using Lerna, implemented multi-chain support for Ethereum, Binance Smart Chain, and Arbitrum, and wrote unit and integration tests using Cypress.
Hemma.sa
Apr 2020 — Mar 2021
Built and delivered a full e-commerce platform from scratch for a startup that achieved over 1M SAR in sales within 7 months. Implemented performance optimizations including progressive image loading and code splitting.
Taaspoint
Feb 2020 — Sept 2021
Developed a Campaign Management Tool dashboard using React, TypeScript, and Chart.js. Built a Tableau report gallery with an interactive filter UI controller.
Bachelor of Engineering · Software Engineering
? – 2021
Diploma · Computer Technology
? – 2014