Caleb Jones

S

Backend Engineer at Valemont Financial · OpenAPI, rate limiting

Valemont Financial
San Francisco, CA · PT (UTC-8)
1+ years experience
Columbia University
English, Spanish
Open to work
Messaging unavailable

Overview

Backend Engineer at Valemont Financial, focused on API platforms. Reduced cloud spend on public API by 26% in two quarters. Bird-watcher and amateur naturalist.

Good reasons to reach out
  • Roles in API platforms
  • Speaking or podcast invitations
  • Questions about API platforms
Please don't message about
  • SEO and link-building offers
  • Requests to fix your code for free
Skills
idempotencyPostgreSQLPythonDjangorate limitingRedisOpenAPI
Open to workLooking for a role
closes in 3 months

Senior Backend Engineer roles in creator tools - San Francisco or remote

Target roles
Senior Backend Engineer
Level
Senior
Industries
Logistics, AI infrastructure
Work mode
Remote
Available
60 days notice
Work authorization
Authorized to work in the CA
What I'm looking for
Hands-on work on OpenAPI with room to mentor.
Not interested in
Crypto

1 years in API platforms. Strongest at rate limiting and Redis. Can start in about six weeks.

San Francisco, CA · remote OKdjangopostgresqlopenapi
Open

Experience

  1. Backend Engineer
    Oct 2025 - Present
    Valemont Financial · 1 yr · Full-time · San Francisco, CA
    • Moved 77% of public API traffic off a legacy monolith without a customer-facing incident.
    • Reduced cloud spend on public API by 40% in two quarters.
    • Wrote the Redis service that now handles 4 million requests a day.

Projects

Open-source OpenAPI toolkit
2025

A small library for API platforms that 336 developers star on GitHub.

API platforms benchmark
2022

Reproducible benchmarks comparing PostgreSQL and Python on real workloads.

References

No references yet.

Education

  1. Columbia University
    BA, Electronics and Communication
    2021 - 2025

Details

Compensation expectations
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