Integration Specialist

1 day 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.
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