Senior Frontend Engineer
Startale Group is an onchain-finance company building products that bring digital assets, stablecoins, and blockchain applications to users and institutions. Its offerings include Startale App, a digital-asset superapp, and Startale USD (USDSC), a U.S. dollar stablecoin.
About Startale Group
Startale Group develops an onchain-finance ecosystem spanning consumer and institutional use cases. Its Startale App enables users to hold, swap, earn, and spend digital assets, access onchain mini apps, and collect rewards. The company also issues Startale USD (USDSC), a U.S. dollar stablecoin built on M0 and backed by short-term U.S. Treasuries, and provides developer resources for building within its ecosystem. It supports partners building mini apps and works with institutions on tokenized capital-markets and stablecoin initiatives.
Skills
About the Role
You will act as a senior contributor to the frontend product experience, building and maintaining web and mobile dApps such as self-custodial wallet interfaces and account abstraction flows. You will shape frontend architecture, implement scalable client-side state, and deliver production-grade features with attention to performance, reliability, and usability. You will take features from concept to production, write and maintain Playwright end-to-end tests, and collaborate closely with designers, product managers, and backend engineers to refine requirements and improve code quality and system design.
Requirements
- 2 to 4 years of experience as a frontend engineer
- Strong proficiency in TypeScript and modern JavaScript
- Experience with TanStack Start or comparable meta-frameworks such as Next.js or Remix
- Solid expertise in modern React patterns, performance optimization, and frontend application design
- Ability to operate independently in ambiguous, fast-paced environments
- Excellent written and verbal communication skills
- Nice to have: experience with AI-assisted coding tools (Cursor, Copilot, Claude, or similar)
- Nice to have: background in web3, blockchain, or decentralized application development
- Nice to have: experience in startup or scale-up environments
Responsibilities
- Contribute to frontend system design, patterns, and best practices
- Design, build, and maintain complex production-grade frontend applications using TypeScript and TanStack Start
- Implement and maintain scalable client-side state using Zustand and TanStack Query
- Own and deliver end-to-end frontend workstreams including core wallet and account abstraction UX flows, data-rich interfaces, and new web and mobile dApp surfaces
- Contribute to and maintain Playwright-based end-to-end test suites
- Collaborate with Product, Design, and Backend teams to refine requirements and deliver high-quality outcomes
