Serova - Founding Product Engineer
deCircle - San Francisco, California, United States
Still listed by deCircle · checked today · posted 12 Oct 2026 (5 days ago)
Skills: React, TypeScript, Python, Postgresql, Product design, UX, Data visualization
Serova designs personalized mRNA cancer vaccines (founded 2024, 20 people, $35M raised). Founding role owning product end to end: design, frontend, backend.
Comp: $185K-$205K base (flex for exceptional) + 0.05%-0.25% equity. Location: On-site 5 days (SF or London); remote only for exceptional; relocation case-by-case. Visa: Open to visa transfers (OPT, H1B transfers).
Responsibilities
Build Serova's first patient- and clinician-facing product on top of internal data (antigen prediction, vaccine design, case status)
Rebuild the scientific dashboard from scratch: UX, visual design, implementation
Work with clinical, wet lab, manufacturing and engineering teams to design workflows
Build internal tools/front-end services (data access, follow-ups, CRO/manufacturing processes) on one shared DB
Lead new product surfaces concept-to-production (Postgres, Python, React/TypeScript)
Tech stack: React, TypeScript, Python, PostgreSQL
Source: https://www.paraform.com/share/serova/cmuoidko000ae0clb18832se1