Freelancer profile translated to English.
Back to original languageAbout Benjamin
Senior Full-Stack Developer | React, Next.js, Node.js, Web3
I help startups, scale-ups, and product teams design, develop, and scale performant, robust, and production-ready web applications.
What I can bring:
- Modern frontend development with React, Next.js, and TypeScript
- Backend architecture with Node.js, APIs, GraphQL, and databases
- Full web product design, from MVP to production deployment
- Integration of complex business logic: finance, data, dashboards, onboarding, KYC
- Web3 development: DeFi, staking, smart contract integrations, wallets
- Performance, reliability, and user experience improvements
- Tech team reinforcement with strong autonomy and ownership
My experience in numbers:
- 6+ years of full-stack experience
- Products used by thousands of users
- Systems that have managed over $100M in cumulative assets
- Web3 applications with 16K+ wallets, 500K+ verified transactions, and 140M seconds of verified sessions
- Experience on critical products at VeChain, Blockzero Labs, and Artur.ai
My way of working:
- Quick understanding of product and business challenges
- Clear communication with tech, product, and business teams
- Clean, maintainable code designed for evolution
- Strong autonomy, regular delivery, and sense of priorities
- Ability to intervene on both an MVP and an existing architecture
Ideal missions:
- Creation of a web product from scratch
- Development or redesign of a SaaS application
- Dashboards, financial or data-driven platforms
- Web3, DeFi, or staking applications
- Frontend or backend scaling
- Senior reinforcement to accelerate a product roadmap
French
Native or bilingual
English
Native or bilingual
Hebrew
Conversational
Spanish
Conversational
Remote only
Primarily works remotely
Experience
- VeChainFull-Stack EngineerMarch 2025 - January 2026 (10 months)• ● Built and maintained Stargate, a production-critical financial platform managing digital asset locking and validator participation workflows• ● Designed and implemented digital asset participation tooling and validator tooling supporting 6,000+ NFT holders and $81M+ in managed assets• ● Built Restify, a mobile Web3 application on VeBetterDAO using React Native and NestJS, enabling users to earn rewards for verified off-screen activity• ● Scaled Restify to 16K+ unique wallets, 500K+ verified transaction executions, and 140M seconds of verified sessions within 8 months
- Moai LabsSenior Web3 DeveloperNovember 2023 - December 2024 (1 year and 1 month)Creation of the Upside dApp (upside.wtf, currently in launch phase), with React.js, Solidity, and GraphQL.
- FlashstakeCore Member | Web3 DeveloperAugust 2022 - November 2023 (1 year and 3 months)✊ Flashstake allows anyone to buy, sell, and earn the future value of their money, today.
Reviews
Pierre
Lynk - Smart Contract - Yokr
Reviewed on 6/10/2026
Benjamin is one of the rare developers who doesn't just sell code, but clarity. We worked with him on a technical audit, and his contribution was immediate; rapid understanding of the context, identification of the real issues, clear prioritization, concrete recommendations. His analysis was structured, direct, and impact-oriented. What I appreciated was his ability to bridge the gap between technology, product, and business. He doesn't fall into jargon, he gets straight to the point, and he knows how to distinguish what is urgent, what is risky, and what truly deserves attention. Benjamin is autonomous, reliable, senior in his posture, and technically very solid. I particularly recommend him to teams who want to save time, avoid bad technical decisions, and work with someone who understands quickly. Avoid him only if you are looking for a passive executor. If you want a true technical partner capable of challenging, structuring, and delivering, Benjamin is clearly an EXCELLENT choice.
Recommendations
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Software EngineeringEfrei Paris
Certifications
- Certified Blockchain DeveloperBlockchain Concil2021