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.
Software Engineer 3 (IDN - 196)
$110K - $130K *
Drive innovation in software engineering by leveraging advanced technologies and methodologies. Collaborate with cross-functional teams to develop secure, efficient solutions that meet complex program...
1 week ago
Software Engineer 3 (IDN - 196)
$110K - $130K *
Elevate our software engineering capabilities by leveraging your expertise in Linux, Python, and automation. Collaborate with a dynamic team to develop secure, scalable solutions for complex systems w...
1 week ago
Software Engineer, Developer API
$135K - $160K *
Lead the charge in building and scaling Ramp's core public APIs and backend systems, ensuring high reliability and an exceptional developer experience while driving impactful projects from inception t...
Reposted 3 weeks ago
$175K - $250K *
Shape the future of brokerage technology by leading AI-driven application development, enhancing workflows, and elevating user experiences. Collaborate strategically across teams to drive innovation a...
Reposted 3 days ago
$175K - $250K *
Champion the development of AI-driven applications that enhance broker workflows, drive revenue growth, and improve member engagement. Collaborate cross-functionally to build innovative, scalable solu...
Reposted 3 days ago
$142K - $235K *
Join a team that's building and scaling global messaging solutions, enhancing performance and architecture. Tackle engineering challenges while collaborating with talented peers to innovate and optimi...
3 weeks ago
Application Development Engineer
$149K - $195K *
Explore a role where you'll oversee integration solutions, optimize SaaS tools, and develop automation workflows to enhance operational efficiency. Collaborate cross-functionally to drive technical ex...
Reposted 1 week ago
Application Development Engineer
$124K - $195K *
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...
Reposted 1 week ago
Software Engineer/ Data Developer
$100K - $120K *
Unlock potential by contributing to data-driven platforms and automation. Collaborate to design, develop, and maintain scalable software systems, ensuring robust support for enterprise applications th...
Reposted 3 weeks ago
Software Engineer/ Data Developer
$110K - $130K *
Transform data into actionable insights by building and maintaining data-driven platforms. Join us in enhancing automation solutions and ensuring system reliability for enterprise-scale applications w...
Reposted 3 weeks ago
$100K - $120K *
Transform your career by driving full-stack development for a user-focused AI patent platform. Collaborate with cross-functional teams to build scalable solutions that enhance user experiences while m...
Reposted 3 weeks ago
$120K - $145K *
Lead the charge in developing end-to-end features on a scalable platform, collaborating with cross-functional teams to enhance user experiences, optimize performance, and drive innovation for industry...
Reposted 3 weeks ago
$130K - $160K *
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...
Reposted 2 weeks ago
Peer to Peer Software Engineer
$135K - $160K *
Architect secure, resilient AI infrastructure by developing advanced decentralized systems. Collaborate across teams to ensure performance, reliability, and data privacy in diverse environments, while...
2 weeks ago
$150K - $300K *
Optimize data systems by enhancing market data feed handlers and collaborating with teams to support global expansion. Drive impactful solutions in a lean, autonomous environment, ensuring data integr...
6 days ago
$110K - $130K *
Develop and manage scalable backend systems and APIs for an AI-driven logistics platform, ensuring high performance, reliability, and seamless integration with front-end and data processing teams...
1 week ago
$130K - $155K *
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...
1 week ago
$110K - $130K *
Shape the future of logistics by designing and scaling high-performance backend systems. You'll own core services and data pipelines, collaborating with cross-functional teams to ensure reliability an...
1 week ago
$110K - $130K *
Pioneer the development of robust backend systems for an AI-driven logistics platform. You'll design, build, and optimize services and data pipelines, ensuring high performance and reliability while c...
1 week ago
$120K - $145K *
Shape the future of logistics by designing and scaling robust backend systems that power AI-driven solutions. Collaborate across teams to ensure high performance, reliability, and seamless integration...
1 week ago
Enterprise - Software Engineer - REST, OOP, Linux
$150K - $275K *
Join a team that's shaping the future of software engineering by designing and implementing innovative solutions. Collaborate with talented engineers to deliver high-quality software while leveraging...
2 weeks ago
Senior Engineer - Data Infrastructure
$130K - $193K *
Unlock your potential in a dynamic role, collaborating across teams to design, implement, and enhance high-performing data infrastructure while driving innovation and solutions for user experience and...
3 weeks ago
$100K - $145K *
Innovate customer success by driving implementation projects from kickoff to go-live. Collaborate across teams to ensure effective software integration and compliance, enhancing operational efficiency...
Reposted 2 weeks ago
$115K - $160K *
Drive customer success through seamless project implementations, ensuring timely configuration and deployment of solutions while managing change amidst evolving requirements and fostering strong commu...
Reposted 2 weeks ago
Software Engineer - Backend (Product)
$135K - $160K *
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...
Reposted 3 weeks 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.