Startale Group is hiring a Senior Frontend Engineer in Engineering — Japan; Remote; Singapore. The overview below is synthesized from the employer posting on startale.com: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.
About the role
Day-to-day scope for the Senior Frontend Engineer as described in the posting:
You will be a senior contributor to our frontend product experience, working across our product suite, including our self-custodial wallet interfaces, account abstraction user flows, and a growing set of web and mobile decentralized applications (dApps). As a senior frontend engineer on the team, you will help shape frontend architecture, deliver complex user-facing features, and embed performance, reliability, and usability best practices into every release.
You will work closely with designers, product managers, and engineers to take features from concept to production, while contributing to improving code quality, system design, and team workflows.
Key responsibilities
Day-to-day scope for the Senior Frontend Engineer as described in the posting:
Frontend architecture & technical contributions: Contribute to the evolution of frontend system design, patterns, and best practices.
Application development: Design, build, and maintain complex, production-grade frontend applications using TypeScript and TanStack Start.
State management & data orchestration: Implement and maintain scalable client-side state using Zustand and TanStack Query to ensure predictable and performant data flows.
Project ownership: Own and deliver end-to-end frontend workstreams, including:
- Core wallet and account abstraction UX flows
- High-throughput, data-rich product interfaces
- New web and mobile dApp surfaces
Testing & reliability: Contribute to and maintain Playwright-based end-to-end test suites to improve coverage and release confidence.
Cross-functional collaboration: Partner with Product, Design, and Backend teams to refine requirements and deliver high-quality outcomes.
Qualifications
Experience and skills the team lists as required:
Required experience
- 2 ~ 4 years of experience as a frontend engineer
- Strong proficiency in TypeScript and modern JavaScript.
- Experience with TanStack Start or comparable meta-frameworks (e.g., Next.js, 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 leveraging AI-assisted coding tools (Cursor, Copilot, Claude, or similar) to accelerate development.
- Background in web3, blockchain, or decentralized application development.
- Experience in startup or scale-up environments.
Location and logistics
- East Asia preferred (Tokyo, Singapore, HongKong)
Build a standout application
For the Senior Frontend Engineer at Startale Group, reviewers look for concise evidence over buzzwords. Mirror the language of the posting sparingly, quantify support or delivery outcomes, and show how you handled ambiguity, time-zone collaboration and user empathy. Keep your resume to impact, keep your cover note to one page, and link to artifacts — tickets resolved, docs shipped, dashboards owned — that prove you can operate in a fast-moving Web3 team. Prepare to discuss a time you turned a confusing user report into a clear fix and how you measure quality in support and operations.
Web3 hiring values reliability: on-time follow-through, clear writing, and a track record of improving runbooks and tooling. Treat the application as a work sample. For interviews, be ready to walk through how you prioritize across time zones, handle a difficult user, and decide when to escalate versus resolve directly. Show how you document decisions so the next teammate benefits.
In a distributed Web3 org, trust builds through written clarity. Use the cover note to demonstrate it.