Technical Support Engineer L3

Mandatory

• Core Java
• Spring Framework
• PL/SQL
• SQL
• JavaScript
• HTML
• CSS
• Strong debugging and troubleshooting skills

Good understanding of application support and production environments

• Preferred Skills
• Experience in L2/L3 application support
• Good understanding of SDLC and production support processes
• Experience working with incident and problem management
• Knowledge of application logs and debugging techniques
• Experience with tools such as Jira, ServiceNow, or similar ticketing systems
• Basic understanding of Linux/Unix commands
• Good understanding of database troubleshooting and performance issues

Candidate Profile

• 3–4 years of relevant experience in application development/support.
• Strong analytical and problem-solving abilities.
• Good communication and interpersonal skills.
• Ability to work independently and collaborate with cross-functional teams.
• Comfortable working in rotational shifts, including extended support hours, if required.

Willingness to take ownership of production issues and drive them to closure.

Ability to work effectively in a fast-paced production support environment.

• Roles & Responsibilities
• Provide L3 technical support for business-critical applications.
• Analyze and troubleshoot complex production issues and application failures.
• Perform root-cause analysis (RCA) and identify permanent solutions for recurring issues.
• Investigate application logs, database issues, exceptions, and performance-related problems.
• Debug and troubleshoot applications developed using Core Java and Spring.
• Write and troubleshoot SQL and PL/SQL queries, procedures, functions, and packages.
• Analyze data issues and perform database-level troubleshooting.
• Troubleshoot issues related to JavaScript, HTML, and CSS.
• Work closely with Development, QA, Infrastructure, and Business teams for issue resolution.
• Handle production incidents within defined SLA and support timelines.
• Participate in incident, problem, and change management processes.
• Identify opportunities for automation and improvements to reduce recurring incidents.
• Prepare and maintain technical documentation, troubleshooting guides, and RCA documents.
• Support application deployments, releases, and production validation activities when required.
• Participate in shift-based support and provide on-call support when required.