Senior API Developer - Remote

Job Description We are looking for a Senior API Developer with a strong Java technology stack and proven experience designing and building APIs from scratch. This role will focus on developing high performance, scalable, and secure APIs that support critical business applications and event-driven architectures. You will work closely with architects, product teams, and downstream consumers to define API contracts, implement services, and ensure reliability at scale. Key Responsibilities u2022u2003Design, develop, and maintain RESTful and event-driven APIs using Java u2022u2003Build greenfield APIs from the ground up, including design, implementation, testing, and deployment u2022u2003Develop and integrate Kafka-based messaging solutions for asynchronous and event-driven communication u2022u2003Define API standards, contracts, versioning strategies, and documentation u2022u2003Ensure APIs meet performance, scalability, and security requirements u2022u2003Implement robust error handling, logging, monitoring, and observability u2022u2003Collaborate with cross-functional teams to translate business requirements into technical API solutions u2022u2003Participate in architectural discussions and contribute to system design decisions u2022u2003Support API lifecycle management, including enhancements, refactoring, and deprecation u2022u2003Ensure high code quality through code reviews, automated testing, and best practices We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: Skills and Requirements u2022u20038+ years of professional software development experience u2022u2003Strong expertise in Java and the Java ecosystem u2022u2003Proven experience building APIs from scratch (RESTful services, microservices) u2022u2003Hands-on experience with Apache Kafka (producers, consumers, topic design, message handling) u2022u2003Strong understanding of microservices architecture u2022u2003Experience with API security concepts (authentication, authorization, tokens, etc.) u2022u2003Experience with Git and modern source control workflows u2022u2003Solid understanding of software design principles and patterns u2022u2003Strong debugging, problem-solving, and performance-tuning skills u2022u2003Experience with Spring / Spring Boot u2022u2003Familiarity with containerization and deployment (Docker, Kubernetes) u2022u2003Experience working in cloud environments (Azure, AWS, or GCP) u2022u2003Experience with CI/CD pipelines and DevOps practices u2022u2003Knowledge of API gateways and service meshes u2022u2003Experience working in enterprise or high-availability systems

Created: 2026-04-04