Senior Application Support Engineer

We are looking for a Senior Application Support Engineer to help ensure reliable operation of business-critical web applications across a complex environment. You will troubleshoot issues end-to-end, collaborate through ITSM processes, and improve monitoring and support practices.

Responsibilities

• Resolve application incidents by performing end-to-end troubleshooting across web, application, and database layers
• Analyze Java core application logs to identify root causes and recommend corrective actions
• Execute advanced SQL queries to validate data, diagnose issues, and support investigations
• Follow ITSM/ITIL practices to handle incidents, problems, and changes with clear documentation
• Monitor systems using Elastic and APM logs to detect anomalies and prevent recurrence
• Operate and validate pre-built Jenkins pipelines to support deployments and routine operational tasks
• Collaborate in Jira and Confluence to track work, document runbooks, and share knowledge
• Support releases and on-call coverage across shifts, including evenings, weekends, and scheduled windows
• Coordinate with cross-functional teams to restore service quickly and communicate status to clients
• Capture and interpret diagnostic artifacts such as browser HAR files and SSL/HTTP traces when needed

Requirements

• 3+ years of application support experience in a medium-to-large ecosystem
• Strong Core Java Development experience for troubleshooting and log-based analysis
• Strong SQL skills with 3+ years of hands-on querying and problem investigation
• ITSM process knowledge with practical incident, problem, and change management exposure
• Web application architecture understanding across web/app/DB tiers and common network fundamentals
• Log and monitoring experience with Elastic logs and APM tooling
• Strong communication skills for clear verbal and written updates and stakeholder coordination
• Upper-Intermediate English proficiency (B2) for daily collaboration and documentation

Nice to have

• Windows administration knowledge including IIS
• Virtualization and containerization familiarity
• CI/CD principles understanding
• Cloud exposure with managing applications in GCP
• SQL performance tuning experience with indexes, transactions, procedures, and functions

We offer

• International projects with top brands
• Work with global teams of highly skilled, diverse peers
• Healthcare benefits
• Employee financial programs
• Paid time off and sick leave
• Upskilling, reskilling and certification courses
• Unlimited access to the LinkedIn Learning library and 22,000+ courses
• Global career opportunities
• Volunteer and community involvement opportunities
• EPAM Employee Groups
• Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

EPAM is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, sexual orientation, gender identity or expression, disability, protected veteran status, or any other characteristic protected by applicable law.

Remote in Colombia