"backend apis" Jobs

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

Showing 20 of 257 results

Arize AI

Join Arize AI as a Senior AI Product Engineer to build scalable backend systems for ML observability in a hybrid work environment.

Arize AI Remote (United States) $125k–$225k/yr Published 1 year ago
Flexible on stack 70% coding
Method

Join Method as a Fullstack Software Engineer to build modern financial connectivity solutions with a dynamic team.

Method New York, NY $150k–$195k/yr Published 5 months ago
Flexible on stack
Braze

Join Braze as a Senior Software Engineer II to build AI-powered product experiences in a collaborative and innovative environment.

Braze São Paulo Published 3 months ago
Flexible on stack
ARQ

Lead the development of scalable backend systems at a fast-growing fintech company focused on financial inclusion.

ARQ New York Published 2 months ago
Flexible on stack
DualEntry

Join DualEntry as a Senior Backend Engineer to design and build critical accounting systems in a fast-paced, high-trust environment.

DualEntry New York City $200k–$350k/yr Published 6 months ago
Flexible on stack AI-first team
Rogo

Join Rogo as a Backend Software Engineer to automate internal systems and enhance financial workflows using AI.

Rogo New York City Published 1 week ago
Flexible on stack 70% coding
Traversal

Join Traversal as an AI Platform Engineer to build scalable systems that enhance AI performance in complex production environments.

Traversal New York $150k–$300k/yr Published 2 months ago
Atoms

Join Picnic as a Senior Software Engineer to architect and scale backend systems for a fast-growing startup focused on improving workplace lunch experiences.

Atoms New York, NY $176k–$242k/yr Published 2 weeks ago
Flexible on stack
Melio

Join Melio as a Full Stack Engineer to build integrations with high-profile partners and enhance the payment capabilities for small businesses.

Melio New York City $135k–$160k/yr Published 2 months ago
Flexible on stack
Atoms

Join Picnic as a Frontend Engineer to build and scale real-time logistics platforms in a fast-growing company.

Atoms New York, NY $145k–$183.3k/yr Published 3 months ago
Flexible on stack
Anthropic

Own critical systems for authentication and identity at Anthropic, shaping technical strategy in a collaborative environment.

Anthropic San Francisco, CA | New York City, NY $405k–$485k/yr Published 3 weeks ago
Flexible on stack
Profound

Join Profound as a Member of Technical Staff to build core backend systems for AI-driven marketing workflows.

Profound New York, New York $175k–$260k/yr Published 4 months ago
Flexible on stack
Atoms

Join Atoms as a Software Engineer to build resilient financial systems with real-world impact in a collaborative environment.

Atoms New York, NY $145k–$183.3k/yr Published 6 months ago
Flexible on stack
Coreweave

Join CoreWeave as a Senior Software Engineer to design and maintain a high-scale IAM platform for AI workloads.

Coreweave New York, NY, Sunnyvale, CA, Bellevue, WA $165k–$242k/yr Published 4 months ago
Flexible on stack
UniSwap

Join Uniswap as a Staff Backend Engineer to lead technical initiatives and shape the future of crypto technology.

UniSwap New York $207k–$259k/yr Published 6 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
DeepL

Join DeepL as a Software Engineer to enhance developer experience and build world-class APIs in a hybrid work environment.

DeepL New York Published 4 days ago
Flexible on stack
Attentive Mobile

Join Attentive as a Software Engineer II to build full-stack experiences that enhance customer data workflows and drive marketing performance.

Attentive Mobile United States $135k–$170k/yr Published 1 month ago
Flexible on stack