Platform Engineer

Job Purpose

This role is responsible for the day-to-day operations, monitoring, support, and optimization of the WSO2 integration platform within the Bank. This role ensures reliable and secure system integrations across systems, supporting critical business services and business in general.

Principle Responsibilities

• Monitor WSO2 components (Enterprise Integrator, API Manager, Micro Integrator, API Gateway).
• Ensure high availability of integration services and APIs.
• Track message flows, service health, and system performance.
• Proactively identify and resolve integration bottlenecks and failures.
• Manage incidents, service requests, and problem tickets related to ESB operations.
• Perform root cause analysis and implement permanent fixes.
• Work closely with internal teams (applications, infrastructure, networks) and vendors.
• Ensure adherence to SLAs and timely resolution of issues.
• Support deployment and configuration of APIs, services, and integrations on WSO2.
• Troubleshoot issues related to mediation logic, routing, and transformations.
• Validate XML/JSON payloads and integration flows.
• Validate adherence to security controls (OAuth2, SSL, API security policies) during API implementation and testing.
• Assist developers during testing, UAT, and production releases.
• Perform routine system maintenance, backups, and patching.
• Optimize performance of mediation flows, connectors, and APIs.
• Manage queues, logs, and service endpoints.
• Implement scalability and high-availability configurations.
• Maintain up-to-date documentation of integrations, APIs, and configurations.
• Develop and maintain SOPs and knowledge base articles.
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Qualifications Required

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Minimum 3 years’ experience in middleware/ESB support, specifically with WSO2.
• WSO2 Certified Developer or Integration Professional.
• ITIL Foundation Certification.
• Cloud certifications (Azure, AWS) are an advantage.
• Experience working in enterprise environments (banking, telecom, fintech, or government is an added advantage).
• Strong hands-on experience with WSO2 Enterprise Integrator/ Micro Integrator, WSO2 API Manager, WSO2 API Gateway.
• Knowledge of WSO2 deployment and clustering.
• Service-Oriented Architecture (SOA) and microservices.
• Proficiency in RESTful and SOAP web services, messaging protocols (HTTP/S, JMS, MQ), and data formats including XML, JSON, and XSLT.
• Experience in data mapping and transformation logic, along with proficiency in Linux/Unix administration.
• Experience with monitoring tools such as ELK Stack and Grafana, along with proficiency in CI/CD tools including Jenkins and Git.

CRDB Commitment

CRDB Bank is dedicated to upholding Sustainability and ESG practices and encourage applicants who share this commitment. The Bank also promotes an inclusive workplace, hence applications from women and individual with disabilities are encouraged.

It is important to note that CRDB Bank does not charge any fees for the application or recruitment process, and any requests for payment should be disregarded as they do not represent the bank’s practices.

Only Shortlisted Candidates will be Contacted.

Application Details

Deadline: 2026-06-01

Employment Terms: PERMANENT