Senior Backend Engineer
This position is no longer accepting applications(closed Aug 17, 2026).
You will build and evolve smart NFT product functionality and blockchain architecture. You will lead cross-chain platform integrations, build token bridges, and create integration libraries and SDKs for servers and APIs. You will document best practices, align technical requirements with UI and third-party developers, and help deliver consumer web and app experiences.
Responsibilities
- Work with leadership on smart NFT product functionality and blockchain architecture
- Lead and implement cross-chain platform integrations
- Build token bridges between blockchain ecosystems
- Develop best practices and documentation
- Coordinate with UI, internal, and third-party developers on technical requirements and work quality
- Manage and build integration libraries and SDKs for servers and APIs
- Collaborate with marketing, technology, legal, and privacy functions to launch consumer experiences
- Develop technical roadmaps and execute them
Requirements
- 2+ years of professional experience in a product-driven environment as a Blockchain Engineer
- 4+ years of professional server-side and back-end web development experience in a product-driven environment as a Senior Blockchain Engineer
- Bachelor's degree in Computer Science, Software Engineering, or a closely related technical discipline
- Understanding of VeChain, Ethereum, and Binance Smart Chain ecosystems
- Solidity programming skills
- Smart contract development experience and knowledge of design and security best practices
- Unit testing, functional testing, and debugging skills
- Familiarity with third-party libraries such as OpenZeppelin
- Fluency in React, React Native, Web3.js, TypeScript, and Unity