Staff Software Engineer – Fintech Infra, Real-Time Banking

Job Title

Staff Software Engineer

Salary

Salary: $265k – $330k + Equity

Company Description

Parafin – Series C fintech infrastructure platform backed by Thrive Capital and Ribbit Capital

Job Description

Join a high-growth fintech leader as a Staff Engineer building the infrastructure that powers embedded financial services for platforms like Amazon and DoorDash. You will own complex technical projects end-to-end, re-architecting systems for scale as Parafin expands into new business lines like real-time banking and AI-driven credit products.

Location

San Francisco, USA

Why this role is remarkable

• Work at a market leader ranked #10 on the Deloitte Technology Fast 500, operating at a $100M revenue run rate with a lean, elite engineering team.
• Influence the architectural direction of a platform processing billions of data points for AI-powered underwriting and real-time banking experiences.
• High-impact ownership in a Series C company backed by top-tier VCs including GIC, Notable Capital, Redpoint, Ribbit, and Thrive Capital.

What you will do

• Design, build, and maintain scalable backend systems and distributed infrastructure using Python and other strongly-typed languages.
• Lead cross-functional technical initiatives from ideation to deployment, collaborating with Data Science and Product to launch zero-to-one financial products.
• Mentor and guide senior engineers while establishing technical excellence and high-velocity shipping standards across multiple engineering teams.

The ideal candidate

• 6+ years of software engineering experience, specifically building and scaling high-traffic production systems within high-growth startups or fintech environments.
• Expert proficiency in backend development with Python, Go, or similar languages, plus deep experience with AWS/GCP and distributed database design.
• Proven track record of technical leadership, capable of driving complex architectural decisions and shipping mission-critical financial infrastructure with urgency.

Required skills: AWS, Backend Development, Go, Python, Software Engineering, GCP, Fintech

Required languages: English

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