PRODUCT ENGINEER
Worthland
- Chengdu, Sichuan
- Permanent
- Full-time
- Design, build, and maintain SDKs and UI components that embed the Checkout product into web2 and web3 applications.
- Work across the stack (front-end focused, full-stack-capable) to ship performant, reliable, and intuitive payment experiences.
- Collaborate with protocol and backend teams to integrate complex payment, routing, and identity flows into simple developer and user APIs.
- Own features end-to-end: scoping, implementation, testing, and iteration based on product and customer feedback.
- Contribute to code reviews, technical design discussions, and engineering standards to keep quality and velocity high as the team scales.
- 3+ years of experience with JavaScript and TypeScript.
- Professional experience with modern React-based front-ends.
- Strong understanding of full-stack development: client-side performance, state management, and integrating with backend APIs.
- Demonstrated ownership of user-facing products or features, ideally in payments, fintech, or high-traffic transactional products.
- Ability to communicate effectively in English (primary working language).
- Solid computer science fundamentals and ability to reason about correctness, performance, and tradeoffs in product engineering decisions.
- Experience with blockchain technologies or EVM-compatible networks; exposure to onchain payments or DeFi.
- Prior work on SDKs, developer tools, or complex front-ends integrating with third-party APIs.
- Background in high-scale fintech or consumer apps (e.g., trading, wallets, neobanks).
- Evidence of exceptional achievement in any domain (athletics, open-source, competitive programming, etc.).