DF - Founding Fullstack Engineer (Back End Oriented)

5+ years building and scaling backend or platform systems for modern web applications Strong proficiency with Node.js and TypeScript Solid understanding of relational databases (PostgreSQL preferred) Proven experience designing and maintaining RESTful APIs (GraphQL familiarity a plus) Experience integrating systems and building customer-facing workflows Familiarity with cloud infrastructure (AWS or GCP) and Infrastructure as Code (Terraform or similar) Excellent English communication skills

Design and build core backend systems, APIs, and customer integrations Work directly with founders and your frontend counterpart to define and implement the roadmap Lead technical onboarding and integration efforts with early customers Contribute to architecture, infrastructure, and product direction as the platform scales Take ownership of delivery at a sustainable pace, prioritizing outcomes, reliability, and autonomy Help lay the groundwork for DF’s future engineering organization and your own growth into technical leadership