Senior Software Engineer, Frontend (Platform - Identity)

<div class="content-intro"><p>Ready to do the most impactful work of your career? At&nbsp;<a href="https://www.coinbase.com/?utm_campaign=mt_o_m_w_m_m__coi_0_jd-onchain&amp;utm_source=coinbase">Coinbase</a>, 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.”&nbsp;<a href="https://www.coinbase.com/careers">learn more about working at Coinbase</a>.</p></div><p><strong>Senior Software Engineer, Frontend (Platform - Identity)</strong></p> <p>As a Senior Software Engineer, Frontend on the Identity Horizontal team within the <a href="https://www.coinbase.com/careers/product-groups">Platform</a> 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.</p> <p><strong>What you'll do:</strong></p> <ul> <li>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.</li> <li>Author and review technical design documents, breaking down ambiguous, complex initiatives into executable plans for the team.</li> <li>Drive Identity's Native vs. Webview architecture strategy for authentication surfaces, evaluating trade-offs across latency, reliability, and user experience.</li> <li>Identify and resolve technical debt and code quality issues proactively across the team's codebase, not just your own scope.</li> <li>Lead team rituals including on-call, code review, and incident response, and mentor L04 engineers on frontend craft and ownership.</li> </ul> <p><strong>Required Skills and Experience:</strong></p> <ul> <li>5+ years of production frontend engineering experience with React and TypeScript, including independently leading end-to-end delivery of ambiguous, complex projects.</li> <li>Authored and driven technic