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.
$100K - $120K *
Develop and implement integrations between Army work-request and financial systems with IBM Maximo, ensuring seamless data flow and automated reconciliation while adhering to secure coding practices a...
2 weeks ago
Software Engineer, API Platform
$148K - $190K *
Build and enhance our internal API layer, ensuring reliability and performance for services. Collaborate with cross-functional teams to implement API contracts and improve developer experience while m...
1 week ago
$133K - $181K *
Champion innovative software solutions for optimal customer experiences. Lead development of full-stack web applications, enhancing shipping logistics. Collaborate with cross-functional teams to drive...
3 weeks ago
$81K *
Manage and enhance public health technology platforms, ensuring secure, reliable operations for local, state, and federal agencies. Collaborate with cross-functional teams to optimize system performan...
2 days ago
Software Engineer - Development
$63K - $114K *
Join a dynamic team focused on designing and implementing innovative software solutions. Utilize your coding skills to address complex challenges, contributing to robust product development and ensuri...
Reposted 4 weeks ago
$125K - $150K *
Shape the future of backend development by independently delivering robust features and driving collaboration across teams while optimizing code for scale and performance...
Reposted 3 weeks ago
Senior Software Engineer, Ad Tech
$120K - $145K *
Drive the development of scalable software platforms, leveraging AI tools and modern methodologies to enhance performance and quality. Collaborate cross-functionally to build impactful solutions that...
2 days ago
$110K - $130K *
Innovate robust SaaS platforms by collaborating with cross-functional teams, building and enhancing features, and delivering customer-centric solutions throughout the development lifecycle...
Reposted 1 week ago
$108K - $130K *
Drive the design, deployment, and maintenance of cloud infrastructure, enhancing developer experience and operational reliability. Collaborate on CI/CD improvements and lead small-scale projects while...
5 days ago
$120K - $145K *
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...
Reposted 3 weeks ago
Senior Software Engineer, Connectivity & API Transformation
$139K - $174K *
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...
3 weeks ago
Integration Engineer (Chicago)
$110K - $130K *
Engage with cross-functional teams to drive client success and revenue. Lead integration engineering from architecture to code, educate users on best practices, and provide technical leadership in the...
2 weeks 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
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
Software Engineer (Full Stack)
$120K - $200K *
Unlock potential by joining our engineering team to build high-performance, user-facing trading products. Shape the future of real-time web applications while collaborating across the stack to deliver...
3 weeks ago
$110K - $130K *
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...
1 week ago
Software Engineer 4 - AI Native
$88K - $180K *
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...
3 weeks ago
$125K - $150K *
Drive the development of secure, decentralized systems using CRDTs, optimizing AI operations across diverse environments while ensuring performance, reliability, and data privacy standards are met thr...
3 weeks ago
$100K - $120K *
Transform the integration landscape by designing and managing CI/CD pipelines, APIs, and infrastructure for hybrid environments, ensuring seamless operations and high-quality software delivery for mis...
Yesterday
Software Engineer I - LLM Observability
$218K - $245K *
Empower AI observability by delivering end-to-end solutions, collaborating with cross-functional teams to enhance user experiences and insights into agent performance, costs, and errors, while navigat...
5 days ago
$89K - $100K *
Deliver innovative solutions by supporting the implementation and configuration of digital banking products. Collaborate with clients and teams to troubleshoot issues, ensure quality, and achieve succ...
3 weeks ago
$108K - $130K *
Design and develop scalable backend applications in a collaborative, remote environment. Engage with cross-functional teams to enhance software quality and mentor peers while ensuring high performance...
Yesterday
Senior Backend Engineer - Endless Commerce
$120K - $145K *
Play a key role in shaping our back-end services, driving enhancements and optimizations. Collaborate with a dynamic engineering team to tackle performance challenges and influence architectural decis...
Reposted 3 weeks ago
Forward Deployed Agile Software Engineer (New York)
$120K - $145K *
Build innovative AI solutions by collaborating with clients to tackle complex challenges. Design and deploy production-quality software while ensuring reliability and usability in real-world environme...
4 days ago
$180K - $220K *
Deliver innovative data pipelines for legal records, transforming unstructured data into actionable insights while supporting advanced AI workflows and data quality improvements for robust legal resea...
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.