API engineers design, build, and maintain the application programming interfaces that allow software systems to communicate. They help organizations connect services, products, and data through reliable, secure, and well-documented APIs. Browse vetted API Engineer opportunities on Ladders, including roles with compensation of $100,000 or more.
API engineers develop and integrate interfaces used by web applications, mobile apps, internal platforms, and external partners. Their work may include defining API specifications, writing and testing code, improving performance, managing authentication and authorization, and monitoring services in production. They often collaborate with product managers, software engineers, security teams, and infrastructure specialists.
Employers commonly seek experience with API design and development, REST or GraphQL, programming languages such as Java, Python, Go, or JavaScript, and tools for testing, version control, and observability. Knowledge of databases, cloud platforms, microservices, security practices, and API documentation can also be valuable. Requirements vary by employer and seniority.
API engineering roles are available across technology, finance, healthcare, e-commerce, and other industries that rely on connected digital systems. Depending on experience, professionals may pursue senior API engineer, backend engineer, platform engineer, integration architect, or engineering leadership positions.
Use Ladders to explore vetted professional opportunities and identify roles that align with your skills, experience, and career goals. Review each listing for its responsibilities, qualifications, location, and compensation details as you search for your next API engineering position.
AI Infrastructure Engineer, pAGI
$150K - $180K *
Innovate by enhancing large-scale AI training infrastructure, optimizing performance, and streamlining workflows. Collaborate with teams to build reliable systems that accelerate research and improve...
Reposted 2 weeks ago
Software Engineer, Generative AI, Geo Data
$147K - $210K *
Drive innovation in mapping technology by developing advanced software solutions and implementing GenAI techniques. Collaborate with cross-functional teams to enhance user experiences and solve comple...
1 week ago
Software Engineer II, Backend (PMI Integrations)
$133K - $183K *
Engineer scalable backend solutions for partner integrations, collaborating cross-functionally to ensure timely project delivery and operational stability. Leverage your expertise in distributed syste...
Reposted 1 week ago
Software Engineer, Billing Agents
$120K - $145K *
Lead the charge in optimizing claims, appointments, and payments posting surfaces. Collaborate in rebuilding high-traffic workflows, integrating AI solutions, and delivering production-ready features...
Reposted 3 weeks ago
$110K - $130K *
Build and enhance cloud infrastructure for seamless software development, focusing on automation, reliability, and collaboration across teams. Drive improvements in CI/CD pipelines and optimize platfo...
2 weeks ago
Software Engineer (L2) - Platform Integrations
$100K - $120K *
Join a team that's dedicated to enhancing integration features across modern and legacy systems. You'll design APIs, deliver high-quality integrations, and collaborate with experienced engineers to dr...
1 week ago
Software Engineer, Backend (Mid/Senior)
$120K - $145K *
Develop innovative financial systems encompassing transactions, ledger accounting, and rewards as the company expands. Collaborate cross-functionally to enhance services while leveraging AI tools thro...
Reposted 3 weeks ago
Software Engineer, Backend (Mid/Senior)
$130K - $155K *
Shape innovative financial systems from the ground up, driving product development and collaborating across teams to enhance user experience while leveraging AI technology for efficiency and effective...
Reposted 3 weeks ago
$160K - $190K *
Lead the evolution of core platform architecture, enhancing reliability and scalability while mentoring engineers and setting strategic direction across teams for high-impact solutions...
Reposted 2 weeks ago
$140K - $170K *
Contribute to mission-critical data and AI initiatives by designing and implementing graph databases and enhanced data capabilities. Collaborate across teams to ensure data is discoverable, aligned, a...
3 weeks ago
$140K - $170K *
Empower your career by designing and optimizing enterprise data capabilities within a dynamic DoD environment, enhancing data discoverability and usability for analysts and AI systems while leading in...
3 weeks ago
Software Engineer (Senior-Level)
$150K - $180K *
As a Senior Software Engineer at Chestnut, you will lead the design and development of core systems, working across the stack to deliver impactful features. You will contribute to system architecture...
Reposted 3 weeks ago
Software Engineer (Senior-Level)
$135K - $160K *
As a Senior Software Engineer at Chestnut, you will lead the design and development of core systems, working across the stack to deliver impactful features. You will contribute to system architecture...
Reposted 3 weeks ago
$78K - $131K *
Lead the charge in developing secure, scalable cloud-native applications while leveraging AI to enhance engineering practices and ensure operational excellence in a dynamic team environment...
3 weeks ago
$78K - $131K *
Join a team that's transforming cloud-native development by building secure applications, leveraging AI, and driving engineering excellence. Take ownership of complex initiatives and mentor junior eng...
3 weeks ago
Sr. Software Engineer - Backend
$118K - $157K *
Build scalable backend services and cloud infrastructure for a new authentication platform, driving innovation and reliability across multiple marketplaces while collaborating with a dynamic engineeri...
Today
Software Engineer - CeFi Integrations Team
$95K - $115K *
Accelerate development in a fast-paced environment by enhancing and building integrations on the CoinLedger platform, collaborating with a dedicated team to improve user experience and operational eff...
Reposted 1 week ago
$106K - $157K *
Build high-quality Android experiences for commerce services, collaborating with peers to implement features end-to-end. Utilize Kotlin and Jetpack Compose to create intuitive, performant applications...
1 week ago
$116K - $173K *
Elevate user experiences by designing and developing high-quality Android applications. Collaborate with cross-functional teams to integrate features, enhance performance, and ensure security, all whi...
1 week ago
$164K - $213K *
Empower progress at the forefront of cloud technology by leveraging programming skills and solid Linux expertise. Join our collaborative team to drive innovation and solve complex challenges in a hybr...
4 weeks ago
$100K - $120K *
Empower innovation by designing and developing high-quality software solutions. Collaborate with cross-functional teams to deliver impactful features while ensuring code quality and maintainability ac...
Today
Software Engineer III, DB/Data Assurance
$118K - $177K *
Drive the development and optimization of data storage systems, ensuring accuracy and security across unique underwater projects. Collaborate with cross-functional teams to enhance data workflows and...
1 week ago
Software Engineer III, DB/Data Assurance
$118K - $177K *
Contribute to the development and optimization of data storage systems, ensuring accuracy and security. Collaborate with cross-functional teams to manage complex data workflows and implement automated...
1 week ago
Sr Software Engineer - Engineer
$202K - $224K *
Drive product innovation as a Senior Software Engineer, leading cross-functional projects to enhance key metrics in the Autonomous Vehicle space while ensuring platform reliability and stability...
Reposted 1 week ago
Sr Software Engineer - Engineer
$202K - $224K *
Join a team that's driving innovation in Autonomous Vehicle technology. Lead key software projects that enhance user experience, boost business metrics, and improve platform stability through strategi...
Reposted 1 week ago
What is an API engineer?
An API engineer builds and maintains application programming interfaces that enable software systems and services to exchange data and functionality.
What does an API engineer do day to day?
Typical work includes designing API endpoints and specifications, writing and testing code, integrating services, addressing security and performance needs, documenting interfaces, and monitoring APIs in production.
What skills are commonly required for API engineer jobs?
Employers often look for programming experience, knowledge of API design such as REST or GraphQL, testing and documentation skills, and familiarity with databases, cloud services, security, and distributed systems. Specific requirements depend on the role.
How much do API engineers earn?
Compensation varies by experience, location, industry, and employer. Ladders focuses on vetted professional jobs paying $100,000 or more; check individual listings for specific salary information.
Where can API engineers find jobs paying $100,000 or more?
API engineers can browse Ladders for vetted professional opportunities with compensation of $100,000 or more and review listings to find roles that match their qualifications and preferences.