"backend apis" Jobs
1695 open tech roles matching “backend apis”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, TypeScript, PostgreSQL. Every listing is re-checked daily and closed roles are removed.
Showing 20 of 1695 results
Join Melio as a Senior Backend Engineer to build scalable systems for B2B payments using top technologies.
Join Blackbird as a Senior Fullstack Engineer to develop a critical payments terminal for restaurants.
Join Concourse as a software engineer to build and scale backend systems for AI agents in a fast-growing startup.
Join Atoms as a Software Engineer to design and optimize systems for real-world applications in a collaborative, onsite environment.
Join Rogo as a senior backend engineer to build scalable AI-driven financial solutions for top investment firms.
Join Braintrust as an Open Source Engineer to build SDKs that enhance AI observability and developer experience.
Join Doss as a Backend Engineer to design and build scalable data models and tooling for an AI-native operations platform.
Join Coder as a Senior Software Engineer to build and evolve systems for agentic development in a hands-on role.
Join Kodex as a Software Engineer to build integrations that enhance security and streamline workflows for sensitive data requests.
Join Bluefish AI as a Senior Backend Engineer to build scalable data platforms for AI marketing in a hybrid NYC office.
Join DeepL as a Senior Software Engineer to enhance developer experience and build world-class APIs in a hybrid work environment.
Design and build backend services for a complex security-focused Kubernetes platform in a collaborative startup environment.
Join Anthropic as a Staff+ Software Engineer to build reliable connectivity infrastructure for AI systems.
Join DeepL as a Senior Software Engineer to drive enterprise API adoption and build governance tools in a hybrid work environment.
Join lemon.markets as a Senior Backend Engineer to design and implement scalable backend services for a Brokerage-as-a-Service platform.
Join Bloomreach as a Full Stack Software Engineer II to build customer-facing applications for search, merchandising, and analytics.
Design and build backend systems for Postman's identity and authentication platform in a collaborative team environment.
Join Forward Networks as a Senior Backend Software Engineer to design and scale core backend services for our innovative platform.
Join Fern as a Staff Software Engineer to build APIs and scale AI infrastructure for a leading API platform.