"backend api" Jobs

402 open tech roles matching “backend api”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, TypeScript, React. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 402 results

Coreweave

Own the frontend architecture of the W&B app, ensuring performance, stability, and reliability for AI researchers and engineers.

Coreweave San Francisco, CA, Bellevue, WA, Sunnyvale, CA, New York, Livingston, NJ $227k–$303k/yr Published 1 week ago
Flexible on stack
Doss

Join Doss as a Backend Engineer to design and build scalable data models and tooling for an AI-native operations platform.

Doss San Francisco Published 1 year ago
Flexible on stack
Brex

Join Brex as an AI Engineer to build intelligent systems that optimize financial operations for customers.

Brex San Francisco, California, United States $171k–$240k/yr Published 3 months ago
70% coding
TRM Labs

Join TRM Labs as a Senior Backend Engineer to build scalable software solutions for crime investigation and disruption.

TRM Labs United States $210k–$240k/yr Published 5 months ago
Flexible on stack
Mintlify

Join Mintlify as a Senior Backend Engineer to build core systems and APIs for a rapidly growing documentation platform.

Mintlify San Francisco Published 2 weeks ago
krea.ai

Join Krea.ai as a Fullstack Engineer to build innovative AI creative tools in a collaborative, onsite environment.

krea.ai San Francisco Published 1 month ago
Flexible on stack
TRM Labs

Join TRM Labs as a Senior Backend Engineer to build reliable and scalable software for crime investigation solutions.

TRM Labs San Francisco, CA $210k–$240k/yr Published 2 weeks ago
Flexible on stack
Doss

Design and build scalable backend systems for an AI-native operations platform in a collaborative San Francisco team.

Doss San Francisco Published 2 years ago
TRM Labs

Join TRM Labs as a Senior Backend Engineer to build scalable software solutions that enhance safety and security for customers worldwide.

TRM Labs South America Published 1 year ago
Flexible on stack
Cantina

Join Cantina as a Staff Software Engineer to design and scale backend systems for an innovative AI-powered platform.

Cantina Los Angeles or San Francisco $200k–$240k/yr Published 2 months ago
Flexible on stack
Handshake

Join Handshake as a Senior Software Engineer to build backend services supporting AI initiatives in a fast-growing company.

Handshake San Francisco, CA Published 1 week ago
Flexible on stack
Gamma

Build and scale backend systems for millions of users at Gamma, focusing on performance and reliability in a collaborative environment.

Gamma San Francisco $180k–$310k/yr Published 4 months ago
Flexible on stack
baseten

Join Baseten as a senior software engineer to develop cutting-edge AI training products and enhance user workflows.

baseten San Francisco Published 8 months ago
Flexible on stack
Coreweave

Design and develop AI agents and applications to enhance CoreWeave’s internal ecosystem as a Senior Software and AI Engineer.

Coreweave Livingston, NJ / New York, NY / Sunnyvale, CA / San Francisco, CA / Bellevue, WA $182k–$242k/yr Published 2 months ago
Flexible on stack
Coreweave

Join CoreWeave as a Senior Engineer I to design and optimize large-scale data systems for AI/ML in a fully remote environment.

Coreweave Livingston, NJ / New York, NY / Sunnyvale, CA / San Francisco, CA / Bellevue, WA $215k–$254k/yr Published 2 months ago