Java Support Engineer

Job Title:

Experience:

Job Type

Joining Status -

About the Role:

Java Application Support Engineer

Key Responsibilities:

1. Production Support & Incident Management (L2/L3)

• Provide timely and effective Level 2/3 technical support for critical, customer-facing Java/J2EE applications.
• Monitor production systems, analyze application logs (using tools like Splunk/ELK), and identify root causes of application failures, performance bottlenecks, and recurring issues.
• Diagnose and resolve complex production incidents, including data fixes, configuration changes, and code-level debugging/triage.
• Manage the incident lifecycle from initial detection through resolution, documentation, and communication to stakeholders.
• Participate in on-call rotation and shift coverage to ensure 24/7/365 application availability as per business needs.

2. Problem Management & Continuous Improvement

• Perform Root Cause Analysis (RCA) for major incidents and develop permanent fixes, workaround procedures, or escalation paths to the Development team.
• Collaborate with the Development and QA teams to test and deploy hotfixes and patches to production environments.
• Document technical knowledge (KEDBs - Known Error Databases, runbooks, and troubleshooting guides) to improve the efficiency of the support team.
• Proactively monitor and optimize application performance and stability to prevent future incidents.

3. Technical Operations & Maintenance:

• Execute application deployments, system restarts, and health checks following established change management protocols.
• Write and execute complex SQL/PL-SQL queries to analyze and fix data inconsistencies in production databases.
• Assist in setting up and configuring application monitoring, alerting, and dashboarding solutions.

Required Skills & Qualifications

Technical Expertise:

• Core Java:

  Strong proficiency in Core Java, including Multithreading, Collections, and Exception Handling.

• Java Frameworks:

  Working knowledge of Java Enterprise Edition (J2EE) and frameworks like

  Spring

  (Spring Boot is a plus).

• Databases:

  Proficient in SQL/PL-SQL with hands-on experience in Oracle or PostgreSQL, including advanced querying, stored procedures, and understanding of database performance.

• Operating Systems:

  Experience working in a

  Linux/Unix

  environment, including shell scripting for automation and system monitoring.

• Web Technologies:

  Familiarity with REST/SOAP web services, JSON/XML data formats, and application servers (e.g., Tomcat, JBoss, WebSphere).

• Monitoring/Tools:

  Hands-on experience with application monitoring tools (e.g., Splunk, Dynatrace, Prometheus, ELK stack, Grafana, AppDynamics) and ticketing systems (e.g., Jira, ServiceNow).

Non-Technical Skills:

• Experience:

  Minimum 2 to 5 years of experience in Application Support, Production Support, or L2/L3 Support roles, preferably within the

  FinTech, Banking, or Payments

  domain.

• Problem-Solving:

  Excellent analytical and problem-solving skills with a methodical approach to troubleshooting critical issues under pressure.

• Communication:

  Strong verbal and written communication skills to articulate technical issues clearly to both technical teams and business stakeholders.

• Joining:

  Ability to join immediately or within a short notice period (30 days maximum).

• Education:

  Bachelor's degree in Computer Science, Information Technology, or a related field.

Desired (Good-to-Have) Skills:

• Experience with Microservices architecture and containerization technologies (Docker, Kubernetes).
• Knowledge of Messaging Queues (Kafka, RabbitMQ, ActiveMQ).
• Familiarity with CI/CD tools (Jenkins, GitLab).
• Understanding of ITIL principles (Incident, Problem, and Change Management).