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Self Financial

Backend Software Engineer - Evergreen Posting

  • Confirmed live in the last 24 hours
  • $145k–$175k
  • Mid level
  • On-site · Austin, TX
  • 5+ yrs exp
  • Added 1 month ago

About this role

Self Financial is seeking a Backend Software Engineer to build and maintain the services and APIs that power their financial products. This role requires a strong understanding of Python, API design, and relational databases, with a focus on building scalable and maintainable systems. The position offers an opportunity to contribute to a growing fintech company with a mission to improve financial inclusion.

What you'll do

  • Design, build, and maintain backend services and APIs using Python, Flask, and FastAPI.
  • Develop and implement REST APIs for web and mobile clients.
  • Work with relational databases (PostgreSQL/MySQL) for data modeling and query optimization.
  • Integrate with third-party services like payment processors and credit bureaus.
  • Write clean, testable, and secure code while participating in code reviews.
  • Collaborate with cross-functional teams to scope and ship product improvements.

What they're looking for

  • Python
  • Flask
  • FastAPI
  • REST APIs
  • PostgreSQL
  • MySQL
  • Git
  • Software Development

Benefits

  • Health, dental, and vision insurance
  • Gym membership options
  • Education reimbursement
  • Paid parental leave
  • Relocation bonus
  • Company equity (stock options)
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Self Financial

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Likely interview questions

  • Describe your experience designing and implementing REST APIs, including the tradeoffs you considered.
  • Tell me about a time you had to debug a complex issue in a backend system. What was your approach?
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