Application Support Engineer

We are looking for a motivated Application Support Engineer to help keep business-critical applications stable, observable, and reliable for clients. You will troubleshoot incidents, analyze logs and databases, and collaborate on improvements across the support lifecycle.

Responsibilities

• Resolve production incidents by troubleshooting application, database, and connectivity issues
• Analyze logs and monitoring signals to identify root cause and propose corrective actions
• Execute SQL queries to validate data, diagnose problems, and support investigation workflows
• Troubleshoot Java core applications by interpreting errors, reviewing behavior, and recommending fixes
• Support ITIL-aligned processes by handling incidents, contributing to problem records, and coordinating changes
• Operate and monitor pre-built Jenkins pipelines to support releases and operational tasks
• Collaborate with engineers to improve system reliability, observability, and operational readiness
• Document investigations, runbooks, and knowledge articles in Jira and Confluence
• Coordinate across stakeholders during escalations and communicate status and impact clearly
• Perform network and web troubleshooting including DNS checks, SSL validation, and HAR file analysis
• Participate in on-call rotation and shift coverage to maintain service continuity

Requirements

• 2+ years application support experience in medium to large ecosystems
• Java core troubleshooting experience for application errors and monitoring
• SQL experience with strong query skills
• ITSM and ITIL foundation knowledge covering incident, problem, and change management
• Strong understanding of web application architecture including web/app/DB servers, DNS, firewalls, and SSL
• Hands-on experience with Elastic and APM logs for investigation and monitoring
• Experience using pre-built Jenkins pipelines and working within release processes
• Practical database fundamentals across Oracle, MySQL, PostgreSQL, or MS SQL
• Strong communication skills for clear verbal and written updates
• Collaborative teamwork skills with ability to learn independently with guidance
• Readiness for shifts, weekend releases, and on-call rotation
• Upper-Intermediate English proficiency (B2)

Nice to have

• Windows administration experience including IIS
• Virtualization or containerization exposure
• CI/CD principles understanding
• GCP exposure managing applications
• SQL performance tuning knowledge including indexes, stored procedures, and transactions