API Engineer Jobs in Sunnyvale, CA

Lead the charge in shaping a premier API platform, enhancing developer experience and integration for seamless onboarding and support, while setting architectural standards across engineering and prod...

Elevate the performance and reliability of our AI-native platform by managing infrastructure, CI/CD processes, and user experience. Shape tooling to boost developer efficiency and ensure a stable, fas...

As a senior engineer in the Generative AI team at Airwallex, you will lead the development of AI-driven solutions that enhance support and automation for both internal teams and external customers. Yo...

Shape the future of enterprise software by designing and building scalable, secure backend systems. Collaborate with cross-functional teams to enhance deployment and integration capabilities, ensuring...

Join our team to shape the future of our platform by designing robust APIs, improving service connectivity, and evolving legacy systems into modern architectures, all while fostering a collaborative e...

Unlock potential by building and scaling a robust internal platform for data production. Collaborate with research and data teams to enhance reliability, performance, and integration, driving high-qua...

Advance secure payment infrastructures by designing seamless protocols and tokenization systems, ensuring compliance and operational excellence while elevating the quality of user interactions across...

Optimize high-throughput, low-latency API architectures while leading teams in delivering robust frameworks. Drive standards and performance enhancements collaboratively across product pillars in a dy...

Explore new challenges by building automated network solutions that enhance scalability and reliability for internal applications, delivering impactful backend services using Python and Terraform in a...

Transform systems integration by designing and maintaining APIs, automating workflows, and optimizing SaaS tools. Collaborate across teams to streamline processes and provide technical support for com...

Join us to be a core technical founder, architecting and building a seamless mobile and backend experience that delights users, drives engagement, and transforms dating through innovative product feat...

Make your mark at the forefront of AI-driven logistics by designing and scaling robust backend systems. Own high-performance services and collaborate across teams to ensure reliability and efficiency...

Drive customer success through seamless project implementations, ensuring timely configuration and deployment of solutions while managing change amidst evolving requirements and fostering strong commu...

Design and deliver robust backend systems for enterprise security teams, ensuring performance and reliability while collaborating with cross-functional teams to take features from concept to mass depl...

Develop and optimize end-to-end software infrastructure for advanced AI systems, enhancing frontend interfaces and backend services to ensure seamless integration and high performance in production en...

Join a dynamic team to own the agent harness, ensuring reliable workflows and evaluations for long-horizon agents. Design backend services and integrations while prioritizing security and data integri...

Create innovative backend solutions that handle millions of requests daily, ensuring reliability and scalability. Act as an API steward, optimizing for developer experience as the system grows and mee...

Lead the charge in developing a sophisticated healthcare SaaS platform by designing, implementing, and maintaining full-stack features that enhance user experience and system performance in a dynamic...

Elevate your career by designing and operating robust streaming systems for global audiences. Drive automation, enhance security, and optimize performance to deliver exceptional streaming experiences...

Transform your career by building innovative solutions that impact thousands. Collaborate closely with clients and cross-functional teams to establish architecture and product strategy, while leveragi...

Join a team that's pioneering the future of financial innovations. As a founding engineer, you'll shape architecture and design solutions to enhance user experiences, driving impactful growth while co...

Accelerate progress at the forefront of AI-native software development. Drive engineering excellence by orchestrating autonomous agents and maintaining high-quality standards in a FedRAMP-authorized e...

Pioneer innovative healthcare solutions by developing scalable software products. Collaborate with engineers to enhance customer experiences and contribute to full development cycles, ensuring robust...

Transform the financial landscape by designing and building scalable backend services for innovative crypto and web3 solutions, ensuring high standards of correctness and performance in a fast-paced...

Develop cutting-edge AI solutions to enhance clinical documentation and coding. Collaborate with cross-functional teams to build robust APIs and services, improving physician workflows and creating si...