Senior Full-Stack Platform Engineer

Plenful

• $130K — $155K *
Healthcare
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years of professional software engineering experience across the stack.
  • Strong hands-on experience with Python, FastAPI, JavaScript, TypeScript, and React.
  • Depth in backend design including API design and data modeling.
  • Experience building frontend features with a focus on usability and accessibility.
  • Ability to lead projects from design through launch and communicate effectively.

Responsibilities

  • Build and operate platform services and APIs that support healthcare workflows.
  • Develop end-to-end features across backend and user-facing applications.
  • Model data and integrate systems with a focus on security and maintainability.
  • Enhance reliability, performance, and workflows as the platform evolves.
  • Collaborate with product and design teams to translate requirements into solutions.
  • Mentor teammates and contribute to the evolution of engineering practices.

Benefits

  • Full medical, dental, and vision insurance for you and family participation.
  • 401(k) plan with a company match of 50% on the first 3% contributed.
  • Equity options available for all full-time employees.
  • Unlimited PTO to ensure work-life balance.
  • $100 weekly lunch stipend for meals.
  • $100 monthly wellness stipend to promote health and well-being.
  • $100 monthly commuter benefits for SF and NYC employees.
  • Paid parental leave to support growing families.
Full Job Description
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.
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

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