Integration Specialist

2 days ago


Singapore R Systems Full time

We are looking for a Senior API Gateway Developer to join our Income IT Platform team. In this role, you will be responsible for the end-to-end API lifecycle – from gateway configuration, security governance, and developer portal customization, to performance optimization and monitoring. This position requires hands-on expertise in Layer7 (or equivalent API Gateway platforms) , API security best practices, CI/CD pipeline integration, and strong collaboration skills across platform, security, and DevOps teams. Key Responsibilities Design, configure, and maintain Layer7 or equivalent API Gateways . Implement internal (intranet/API mesh) and external partner gateway environments. Enforce security policies: OAuth2, JWT, mTLS, IP whitelisting, rate limiting, threat protection . Apply API governance rules to ensure compliance with enterprise standards. Troubleshoot and resolve issues across project and BAU lifecycle. Conduct software, security, and performance testing; support UAT and documentation. Integration Standards & Data Formats Work with JSON, XML, SOAP, CSV . Implement RESTful APIs, GraphQL, SOAP-to-REST transformations . Ensure robust error handling, schema validation, and backward compatibility. Performance Optimization & Monitoring Fine-tune performance via caching, payload optimization, and connection pooling. Configure monitoring & alerts using Prometheus, Grafana, ELK, Splunk . Analyze usage patterns and implement scalability improvements. Set up automated health checks and synthetic monitoring. Integrate API Gateway with CI/CD pipelines (Jenkins, GitLab, AWS DevOps) . Automate deployment workflows with JIRA integration . Implement version control, rollback, and zero-downtime deployment strategies. API Lifecycle & Onboarding Develop onboarding workflows for internal teams & partners (provisioning, key management, sandbox access, SLA enforcement). Customize developer portals and API marketplaces for self-service onboarding. Automate onboarding using Python, Bash, or Groovy scripting . Job Requirements Education: Degree/Diploma in Computer Science, Computer Engineering, or equivalent. Must-Have Skills & Experience: 5+ years in API development/integration , 3+ years in API Gateway engineering . Expertise with Broadcom Layer7 API Gateway ; exposure to Apigee, MuleSoft, Kong, AWS API Gateway, or Azure API Management. Strong knowledge of API security (OAuth2, mTLS, JWT, OpenID Connect) . Experience in developer portal customization and marketplace setup . DevOps & Automation: CI/CD, JIRA integration, scripting (Python, Shell, Groovy) . Monitoring & observability: Prometheus, Grafana, ELK, Splunk . API documentation tools: Swagger/OpenAPI, Postman, Confluence . Good-to-Have: Cloud experience ( AWS ). Server-side and database knowledge. Soft Skills: Strong collaboration across engineering, security & partner teams. Excellent troubleshooting and problem-solving under pressure. Clear technical & non-technical communication. Self-motivated and resourceful. #J-18808-Ljbffr


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