via LinkedIn
$150K - 250K a year
Own and develop core payments and money-movement features with full-stack ownership and infrastructure improvements.
8-12+ years experience at staff level with deep Ruby on Rails and fintech payments expertise including PCI, ACH, and bank APIs.
Role: Staff-Level Full-Stack Product Engineer Industry: Fintech Salary: $150K–$250K + meaningful equity Full-time, Permanent Role What They Do: Our client is a Series A startup (~12 people), building the modern platofrm for hotels and their suppliers: a two-sided marketplace + automated accounts payable + bill-pay platform that’s now rolling out full payments. They are already live with dozens of hotel groups and thousands of suppliers, digitizing millions in paper invoices every month. The role: They are looking for a staff-level engineer who will own major product surface area end-to-end and bring professional rigor as they scale from 1to N. You’ll work directly with the founders and a small, high-ownership team. You’ll Be Responsible For • Designing and shipping core payments and money-movement features • Building rock-solid integrations with banks, accounting platforms, ERPs, and property management systems • Owning features from database schema ? background jobs ? Hotwire UI • Helping professionalize infrastructure while still moving extremely fast About you: • 8–12+ years shipping production systems at staff/expert level • Deep, current Ruby on Rails expertise (monolith, Postgres, Sidekiq, etc.) • Full-stack ownership – comfortable going DB to API to responsive UI • Real payments/fintech experience (PCI, ACH, bank APIs, accounting integrations, compliance workflows) Compensation & perks • $150K–$250K base + meaningful Series A equity (real upside) • 75% paid medical, dental, vision for you + dependents • 401(k) • Quarterly team offsites (they fly everyone in and put the team up at partner hotels) • Remote-first, minimal meetings, high trust culture
This job posting was last updated on 4/15/2026