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.

• 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.

Mandatory:

Core Java

Spring Framework

PL/SQL

SQL

JavaScript

HTML

CSS ... Core Java, Spring Frameworks, Java script, GitHub