Senior Full-Stack Platform Engineer
Plenful
San Francisco, CA · $138k–$195k a year · Posted September 29, 2026
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About the job
ABOUT PLENFUL
Plenful is on a mission to transform healthcare operations from the inside out. Fresh off our $50M Series B and backed by Notable Capital, Bessemer Venture Partners, TQ Ventures, Susa/Kivu Ventures, and other leading investors, we’re building the category-defining AI automation platform that healthcare teams rely on to operate smarter, faster, and more efficiently. Our technology empowers healthcare operators across hospital and health systems, pharmacies and payors to eliminate manual work, reduce administrative burden, and improve compliance, all while unlocking critical revenue to fund programs for their in-need patient populations.
Built by healthcare operators for healthcare operators, Plenful is driven by a deep understanding of the challenges facing today’s care teams. We’re passionate about equipping healthcare workers with world-class tools that deliver real, measurable impact, and we’re proud to serve 100+ leading health systems, pharmacies, and healthcare organizations across the country. If you’re excited to help shape the future of healthcare, we’d love to meet you. Apply now to join our growing team.
WHAT YOU’LL DO
- Build, and operate platform services and APIs in Python and FastAPI that power complex healthcare workflows.
- Build end-to-end features across backend systems and user-facing applications using JavaScript, TypeScript, and React.
- Model data and integrate internal and external systems with attention to correctness, security, and maintainability.
- Improve reliability, observability, performance, and developer workflows as the platform and customer base grow.
- Partner with product, design, and other engineers to translate ambiguous requirements into pragmatic technical solutions.
- Review designs and code, mentor teammates, and help shape engineering practices across the platform.
WHAT YOU’LL BRING
MINIMUM QUALIFICATIONS
- 7+ years of professional software engineering experience delivering production applications across the stack.
- Strong, hands-on experience with Python, FastAPI, JavaScript, TypeScript, and React.
- Depth in backend design, including API design, data modeling, integrations, and operating services in production.
- Experience building frontend features and collaborating on usable, accessible product experiences.
- Ability to own projects from design through launch, communicate tradeoffs clearly, and raise the quality of a team’s work.
PREFERRED QUALIFICATIONS
- Experience building platforms for complex, configurable workflows or data-intensive products.
- Experience working at a health tech startup or with healthcare data and integrations.
- Familiarity with FHIR and HL7.
Location: Candidates must be based in the San Francisco or Seattle area. The San Francisco role requires working in the office two days per week.
WHY YOU'LL LOVE WORKING HERE
- 🚀 Mission-Driven, World-Class Team — Join an exceptional group of professionals aligned around a meaningful mission and committed to making an impact
- 📈 Opportunities for Growth — Strengthen your expertise through collaboration with experienced, high-performing leaders across the organization
- 🏢 Flexible Hybrid Work Environment — We're remote-first, with meaningful office presence in San Francisco and New York. R&D roles follow a hybrid model, with two days per week in our San Francisco office
BENEFITS & PERKS
- 🏥 Healthcare Coverage — Full medical, dental, and vision insurance for you and participation for your family
- 💰 401(k) with Company Match — Plenful matches 50% of your first 3% contributed
- 📊 Equity — Every full-time employee shares in our success
- 🌴 Unlimited PTO — Take the time you need, when you need it
- 🍽️ Daily Lunch Stipend — $100/week to cover your midday meals
- 💪 Wellness Stipend — $100/month to support your health and well-being
- 🚇 Commuter Benefits — $100/month for SF and NYC-based employees
- 👶 Parental Leave — Paid leave to support growing families
COMPENSATION
The compensation range for this position reflects the average span for this role. Where an offer lands depends on your experience, qualifications, and interview performance, measured against Plenful’s internal leveling guidelines and market benchmarks. We set offers individually.
This role is also eligible to participate in Plenful’s equity plan, subject to the terms of the applicable plans and policies.