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PropelPropelBrooklyn, NY

Senior Full Stack Engineer

Senior Full Stack Engineer builds and ships features for mobile apps and scalable backends serving millions, partnering with Product/Design on consumer products for government benefits. Requires 5+ years experience, Python/JavaScript fluency, strong product instincts, and ownership mindset.

170k – 240k/yr
Remote5+ YOEFullstack Engineering

About the role

What You’ll Do

  • Build and ship features across our mobile apps (Vue + TypeScript + Capacitor)
  • Develop scalable backend systems (Python, Flask, Postgres, Redis, AWS)
  • Contribute to architecture and technical direction
  • Partner closely with Product and Design to scope and execute solutions
  • Break ambiguous problems into iterative, shippable components
  • Balance speed with long-term maintainability
  • Participate in on-call rotation
  • Contribute through design reviews, code reviews, and mentorship

What You Have

Experience

  • 5+ years building and maintaining complex full-stack systems
  • Experience in startup or high-ambiguity environments
  • Strong system design and product engineering fundamentals
  • Fluency in Python and JavaScript (or willingness to ramp quickly)
  • Clear written and verbal communication skills

Mindset

  • Ownership: You take responsibility for outcomes
  • Product Sense: You focus on solving the right problems
  • Grit: You persist through ambiguity and setbacks
  • Curiosity: You think from first principles
  • Urgency & Accountability: You ask “why not now?”
  • Low Ego: You step in where needed
  • Strong Judgment: You prioritize effectively
  • Iterative Mindset: You ship, learn, and improve

Nice to have

  • Experience building consumer-scale applications
  • Familiarity with safety net programs (SNAP, WIC, TANF, SSI, SSDI, Medicaid, Section 8)

What We Offer

  • $170,000 – $240,000 salary + meaningful equity
  • Location-independent compensation
  • 20 Days PTO
  • 4% 401K match
  • $10k lifetime Carrot Fertility benefit
  • Excellent Medical, Dental, and Vision coverage
  • Remote-first culture (NYC HQ)
  • Monthly co-working stipend outside NYC

Skills

PythonJavaScriptVueTypeScriptCapacitorFlaskPostgresRedisAWS
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