
L3 support engineer
5 days ago
Location: Pune
Experience: 3 – 6 years
Role Overview
We are looking for an experienced L3 Java Support Engineer to provide production support for Java-based applications. This role involves troubleshooting, performance tuning, JVM/GC analysis, database optimization, and working with AWS-based microservices environments.
Key Responsibilities
- Provide Level 3 (L3) support for Java/Spring Boot applications and resolve complex production issues.
- Analyze and optimize JVM performance, heap dumps, GC logs, and thread dumps.
- Troubleshoot issues in REST APIs, microservices, Spring Boot services.
- Investigate and optimize database queries (MongoDB/MySQL/Oracle), identify connection leaks, and configure DB connection pools.
- Work with AWS cloud environments (EC2, S3, CloudWatch, RDS) for monitoring and optimization.
- Use Unix/Linux commands for log analysis, scripting, and system checks.
- Collaborate with development teams for Root Cause Analysis (RCA) and long-term fixes.
- Document troubleshooting steps and provide recommendations for stability and performance.
Required Skills & Experience
- Strong hands-on in Java, Java 8+, J2EE, Spring Boot, REST APIs.
- Expertise in JVM internals, GC tuning, heap/thread dump analysis.
- Database skills: MongoDB (preferred), MySQL, or Oracle.
- Experience in AWS cloud services and microservices architecture.
- Proficiency in Unix/Linux commands for troubleshooting.
- Good knowledge of CI/CD tools (Jenkins, Docker, Maven, Git).
- Strong problem-solving skills and ability to work on critical escalations.
Job Type: Full-time
Pay: ₹40, ₹50,000.00 per month
Application Question(s):
- Do you have How to analyze thread dump?
Work Location: In person
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