Senior Backend Engineer Fintech Start-Up (Digital Only Banking)

Phaxis LLC

San Francisco, CA

JOB DETAILS
SKILLS
Amazon Web Services (AWS), Application Programming Interface (API), Banking Services, Cryptocurrency, Financial Services, Go Programming Language (Golang), PostgreSQL, Production Systems, Python Programming/Scripting Language, REST (Representational State Transfer), Redis, Standards Development, Startup, User Interface/Experience (UI/UX)
LOCATION
San Francisco, CA
POSTED
30+ days ago
Our client, a growing startup in the neobank space is adding two Senior Backend Engineers to join the team. You will work directly with the technical founders to architect, build, and ship a financial services platform across international markets. You will set standards and make decisions that will impact the systems WORKING IN A GREENFIELD ARCHITECTURE!
To be successful in this role you need to have experience shipping production fintech software before.
  • Core backend engineer powering the mobile and Web frontends via REST API
  • Handling integration with banking service providers, payment rails, ledger systems, and Cryptocurrency wallet
  • Create engineering standards and technical foundations for a system designed to scale internationally
Tech Stack
  • Python (FastAPI) monolith
  • PostgreSQL and Redis on AWS
  • Rust and/or Go for performance-critical service breakouts
  • REST API serving mobile and Web clients

Skills
  • 5+ years building and shipping production backend software in Python, Go, and/or Rust
  • Experience at a fintech company such as (e.g. Mercury, Brex, Stripe, Chime, Marqeta, Lithic, or similar)
  • Strong fundamentals across the backend: PostgreSQL, Redis, AWS
  • Experience in fintech, payments, stablecoins and/or banking infrastructure.
  • Track record of shipping at scale in a production environment
  • Full-stack capability ability to flex into frontend when needed
  • Comfort working at true startup scale small team, high ownership, significant ambiguity

About the Company

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Phaxis LLC

We stand for PERSEVERANCE, as we refuse to quit when the journey gets tough. Your gold is our mission, and we search day and night to find it.
COMPANY SIZE
50 to 99 employees
INDUSTRY
Staffing/Employment Agencies
FOUNDED
2002
WEBSITE
https://phaxis.com/