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Urgent! Integration Specialist Job Opening In Singapore, Singapore – Now Hiring R Systems

Integration Specialist



Job description

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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Required Skill Profession

Other General



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    Unlock Your Integration Specialist Potential: Insight & Career Growth Guide


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