L3 Production Support Executive (Java)

Responsibilities:

• Provide L3 production support for critical banking applications, troubleshooting and resolving complex technical issues in production and non-production environments.
• Perform root cause analysis (RCA) for incidents and implement permanent fixes to prevent recurrence.
• Monitor application performance, stability, and availability, proactively identifying and addressing potential issues.
• Collaborate with development, infrastructure, and business teams to ensure timely resolution of incidents and service requests.
• Create and maintain operational runbooks, support documentation, and knowledge base articles.

Design, Development and Engineering:

• Design, develop, test, and deploy enhancements, bug fixes, and new features for Java-based applications.
• Analyse existing application code and implement improvements to enhance performance, scalability, reliability, and maintainability.
• Participate in code reviews and ensure adherence to coding standards and best practices.
• Develop automation solutions and utilities to improve operational efficiency and reduce manual intervention.
• Support application releases, deployments, and post-release validation activities.

Coding and Debugging:

• Perform hands-on development using Java, Spring Boot, microservices, REST APIs, and related technologies.
• Analyse and debug complex production issues by reviewing application logs, database queries, and system behaviour.
• Troubleshoot issues across distributed systems, APIs, databases, messaging platforms, and microservices.
• Contribute code fixes and enhancements as part of production issue resolution and continuous improvement initiatives.

Testing and Quality Assurance:

• Develop and execute unit, integration, and system test cases for application changes.
• Ensure high-quality deliveries through thorough testing and validation.
• Utilise automated testing frameworks and CI/CD pipelines to maintain consistent quality across deployments.

Technical Leadership:

• Provide technical guidance and mentorship to junior developers and support engineers.
• Lead technical investigations for complex issues and coordinate resolution efforts across teams.
• Promote best practices in coding, troubleshooting, system reliability, and operational excellence.

Collaboration and Stakeholder Management:

• Work closely with QA, DevOps, infrastructure, and business teams to deliver high-quality solutions.
• Engage with stakeholders to understand business requirements and provide effective technical solutions.
• Communicate incident status, risk assessments, and resolution plans to management and key stakeholders.

Documentation:

• Create and maintain detailed technical documentation covering system architecture, support procedures, incident resolutions, troubleshooting guides, and development activities.
• Document lessons learned and best practices to improve team knowledge and operational efficiency.

Requirements:

• 7+ years of experience in Java development with L3 production support.
• Strong expertise in Java, Spring Boot, microservices, and REST APIs.
• Hands-on coding, debugging, and problem-solving experience.
• Unix/Linux and shell scripting knowledge.
• Strong SQL and database troubleshooting skills.
• Experience working with enterprise-scale banking or financial applications.
• Knowledge of CI/CD, Git, Maven, Jenkins, and DevOps practices.
• Excellent communication and stakeholder management skills.

Skills

Java, REST, REST API, REST APIs, Spring Boot, microservices, production support, technical support