API Developer

Title: API Developer Location: Chandler, AZ Type: 12-18 month Contract Model: Hybrid 3x Onsite/week Pay: $65/hr Job Overview Insight Global is seeking senior Java and API professionals to help design, secure, and operate enterprise API gateway platforms supporting high-volume, business-critical services. This role focuses on API design, gateway configuration, security, traffic management, and production support in large-scale distributed environments. Responsibilities • Design, build, and support RESTful APIs and API gateway platforms • Implement API security using OAuth2, JWT, mTLS, and API keys • Configure routing, transformation, rate limiting, and traffic controls • Troubleshoot production issues across distributed systems • Build automation and tooling using Python • Support API lifecycle management including onboarding and versioning • Implement monitoring, logging, metrics, and alerting • Collaborate with application, security, and platform teams • Contribute to CI/CD pipelines and automated deployments Requirements • 6+ years of overall software or platform engineering experience • 4+ years working with API platforms or API gateways • Strong Java experience in API or middleware development • Strong Python experience for automation and scripting • Experience designing RESTful APIs with versioning and error handling • Hands-on experience with API gateways such as Apigee, Kong, AWS API Gateway, or Azure APIM • Experience with authentication and authorization mechanisms • Experience with observability tools and production support • Familiarity with CI/CD, Git, and automated testing • Experience in cloud or hybrid environments