Full Stack Engineer

Key Responsibilities:

Application Support & Maintenance:

• Provide L2/L3 application support for Java-based GBT mid and back office systems

• Monitor system health, performance metrics, and proactively identify potential issues

• Identify and fix production incidents, bugs, and performance bottlenecks

• Perform root cause analysis and implement permanent fixes for recurring issues

• Maintain system documentation, runbooks, and knowledge base articles

System Operations & Monitoring:

• Monitor applications deployed on AWS ROSA (Red Hat OpenShift Service on AWS) and EC2 instances

• Manage and optimize PostgreSQL database performance, queries, and maintenance tasks

• Support microservices architecture and inter-service communication troubleshooting

• Coordinate with development teams for application deployments and releases

• Participate in on-call rotation and provide 24/7 support coverage

Development & Enhancement:

• Implement bug fixes and minor enhancements using Java and Spring Boot

• Develop monitoring scripts, automation tools, and support utilities

• Collaborate with development teams on system improvements and optimization

• Support testing activities and validate fixes in various environments

• Assist in managing prioritisation and performance tuning initiatives

Required Skills & Experience:

• Minimum 4-7 years of experience in Java application support or development

• Strong proficiency in Java 8+ and understanding of JVM internals

• Solid experience with Spring Boot framework and Spring ecosystem

• Hands-on experience with React JS

• Working knowledge of AWS cloud services, particularly EC2 and ROSA (Red Hat OpenShift Service on AWS)

• Understanding of microservices architecture and distributed systems troubleshooting

• Proven experience in application support, production incident management, and system monitoring

• Strong analytical and problem-solving skills with attention to detail

• Experience with log analysis and debugging techniques

• Knowledge of Linux/Unix systems administration

Preferred Qualifications:

• Experience in travel industry or TMC operations support

• Familiarity with additional AWS services (CloudWatch, RDS, Lambda, S3)

• Experience with monitoring tools (Prometheus, Grafana, ELK stack, Splunk)

• Knowledge of containerization technologies (Docker, Kubernetes/OpenShift)

• Understanding of CI/CD pipelines and deployment processes

• Experience with message queuing systems (RabbitMQ, Apache Kafka)

• ITIL framework knowledge and incident management processes

• Scripting skills (Shell, Python, or similar)

Technical Environment: • Java 8+, React JS,Spring Boot, Spring Framework • PostgreSQL, Redis, RESTful APIs • AWS ROSA, EC2, Docker, OpenShift • Monitoring: CloudWatch, Prometheus, Grafana • Version Control: Git, GitLab/GitHub • Build Tools: Maven, Gradle

Key Competencies:

• Strong communication skills for incident coordination and collaborator updates

• Ability to work under pressure and manage multiple priorities

• Customer service mindset with focus on business impact

• Collaborative approach to working with cross-functional teams

• Continuous learning attitude and adaptability to new technologies

• Strong documentation and collaboration practices

Shift & Availability:

• Must be willing and able to work in 2nd shifts (3:00 PM IST to 12:00 AM IST) and occasional weekends as required.

• Must be willing to work from Bangalore office location minimum 3 days in a week. • Occasional weekend maintenance windows