Senior Software Engineer II, Member Growth, Top of Funnel

Our mission: to eliminate every barrier to mental health. At Spring Health, we’re on a mission to revolutionize mental healthcare by removing every barrier that prevents people from getting the help they need, when they need it. Our clinically validated technology, Precision Mental Healthcare , empowers us to deliver the right care at the right time—whether it’s therapy, coaching, medication, or beyond—tailored to each individual’s needs. We proudly partner with over 450 companies, from startups to multinational Fortune 500 corporations, as a leading provider of mental health service, providing care for 10 million people. Our clients include brands you use and know like Microsoft, Target, and Delta Airlines, all of whom trust us to deliver best-in-class outcomes for their employees globally. With our innovative platform, we’ve been able to generate a net positive ROI for employers and we are the only company in our category to earn external validation of net savings for customers. We have raised capital from prominent investors including Generation Investment, Kinnevik, Tiger Global, Northzone, RRE Ventures, and many more. Thanks to their partnership and our latest Series E Funding, our current valuation has reached $3.3 billion. We’re just getting started—join us on our journey to make mental healthcare accessible to everyone, everywhere. The Top of Funnel team owns the critical first steps of a member’s journey: from registration and authentication to onboarding and provider matching. Your work will directly influence how millions of people access mental healthcare for the first time, and you will bring both growth-oriented experimentation and a commitment to architectural quality and reliability to everything you build. Please note that this is a hybrid role based in San Francisco , with an expectation to be in the office 2–3 days per week at our 2 Embarcadero Ctr. location. Candidates must be based in the San Francisco metro area or able to relocate independently within 90 days of their start date. Occasional travel will be required for team on-sites. What you’ll do: Design and build scalable, performant front-end features and systems using React, Next.js, and TypeScript, with a strong emphasis on engineering rigor and maintainability Drive top-of-funnel member growth initiatives, including A/B experimentation, feature flagging, and conversion optimization, in close partnership with product and growth teams Own and improve critical member-facing flows-registration, authentication, onboarding, and provider matching-delivering best-in-class user experiences at scale Harden existing front-end architecture by identifying and resolving technical debt, improving reliability, reducing latency, and elevating overall code quality Collaborate with cross-functional teams-product, design, data, and backend engineering-to ship high-impact features that improve the top of funnel experience for members seeking care Provide technical leadership in architectural discussions, code reviews, and front-end system planning, setting a high bar for the team Advocate for engineering excellence: test coverage, observability, accessibility, performance benchmarking, and documentation Own technical delivery for complex front-end projects or subsystems, breaking down ambiguous requirements into incremental, shippable units Champion improvements in developer experience, front-end tooling, and build infrastructure Participate in an on-call rotation to support system reliability and respond to production issues Mentor and support the growth of other engineers on the team What success looks like: Deliver high-impact, high-quality projects on time and with stakeholder satisfaction Maintain high system reliability and quality through strong testing and scalable design Drive cross-functional collaboration with product, design, data, or other teams, to align on goals and delivery Lead by example through strong individual contribut ... (truncated, view full listing at source)