Y Combinator Senior Software Engineer, Frontend (Platform - Identity)
Summary
Senior frontend engineer on Coinbase's Identity team, building login, signup, OAuth, MFA, and account security UIs using React and TypeScript, driving Native vs. Webview architecture decisions and mentoring engineers.
Ready to do the most impactful work of your career? At Coinbase, we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase.
Senior Software Engineer, Frontend (Platform - Identity)
As a Senior Software Engineer, Frontend on the Identity Horizontal team within the Platform group, you'll own the user-facing experiences for login, signup, OAuth, account security, and multi-factor authentication that every Coinbase customer touches first. This team builds and maintains the frontend surfaces that establish the right level of assurance for every identity, enabling products to ship faster while blocking attackers and satisfying regulators. You'll lead end-to-end frontend delivery across authentication surfaces, drive the Native vs. Webview architecture strategy, and mentor engineers as the team scales.
What you'll do:
- Lead end-to-end frontend projects from design doc through implementation, deployment, and monitoring for login, signup, OAuth, account security, and multi-user/multi-organization support.
- Author and review technical design documents, breaking down ambiguous, complex initiatives into executable plans for the team.
- Drive Identity's Native vs. Webview architecture strategy for authentication surfaces, evaluating trade-offs across latency, reliability, and user experience.
- Identify and resolve technical debt and code quality issues proactively across the team's codebase, not just your own scope.
- Lead team rituals including on-call, code review, and incident response, and mentor L04 engineers on frontend craft and ownership.
Required Skills and Experience:
- 5+ years of production frontend engineering experience with React and TypeScript, including independently leading end-to-end delivery of ambiguous, complex projects.
- Authored and driven technical design documents through cross-functional review and implementation on at least 2-3 major initiatives.
- Demonstrated ability to identify and resolve systemic technical debt across a team's codebase, with measurable improvements to reliability or developer velocity.
- Experience mentoring engineers and leading team rituals (on-call rotations, code review standards, incident response).
- Utilizes generative AI responsibly, maintaining human oversight to deliver business-ready outputs and drive measurable improvements in workflow efficiency, cost, and quality
Pay Transparency Notice: Base salary varies by location (see range below). Total compensation may also include equity and bonus eligibility, and benefits (medical, dental, vision, 401(k)).
- Application Limit: Candidates may submit a maximum of 3 applications within a 6-month period.
- Equal Opportunity Employer: Coinbase is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or genetic information. Applicants with criminal histories will be considered consistent with applicable federal, state, and local laws.
- US Applicants: View Employee Rights, Know Your Rights, and E-Verify Notice of Participation.
- Accommodations: If you are an individual with a disability who needs a reasonable accommodation, email us your request and contact info at accommodations[at]coinbase.com. Need screen reading technology? Click here to download a free compatible screen reader and view the tutorial.
- Data Privacy & Arbitration: By submitting your application, you agree to our Candidate Privacy Notice. US applicants: By submitting your application, you agree to Arbitration of Disputes.
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