Application Supporter

Maintain high‑quality technical documentation, including system flow diagrams, troubleshooting steps, application inventories, deployment procedures, and SOPs.
Support problem management by conducting root‑cause analysis (RCA) for recurring or high‑severity issues.
Prepare regular reports including incident summaries, trend analysis, and improvement recommendations.
Provide daily application support including monitoring, troubleshooting, and resolving incidents for assigned applications.
Coordinate with internal teams (infrastructure, development, security) and vendors to ensure timely resolution and effective communication.
Participate in after‑hours/on‑call support when required for major incidents.
Analyze system issues by understanding application logic, data flow, and business rules; work closely with development teams to validate findings.
Participate in application enhancement and new system development activities, including requirements clarification, understanding design documents, and supporting UAT/testing.
Perform backend checks (e.g., SQL queries, system logs, configuration validation) to support issue investigation.

Proficiency in English (written and spoken) to communicate with regional teams and vendors.
Minimum 8- 10 years of experience in Application Support, IT Operations, or a similar technical role.
Solid understanding of application architecture:
+ System design concepts
+ Backend–frontend interaction
+ API and integration flows
+ Database structure and queries
Ability to read and interpret basic code logic (e.g., Java, .NET, Python, SQL) to understand root causes—actual coding not required.
Familiarity with SDLC (Software Development Life Cycle) and Agile/Waterfall development methodologies.
Strong analytical and troubleshooting skills, able to break down complex issues into understandable components.
Experience with ITIL processes (Incident, Problem, Change).
Good documentation skills: flowcharts, SOPs, troubleshooting guides, user manuals.
Basic experience using SQL and working with application logs.
Ability to work under pressure and manage communication during critical issues.

Full insurance coverage, annual leave, and 13th- month salary in accordance with state regulations.
Participation in sports activities, workshops, birthday celebrations, team building, and company trips on a quarterly and yearly basis.
Participation in Social, Health, and Unemployment Insurance (BHYT, BHXH, BHTN).
Dynamic, technology- driven working environment with opportunities for self- development and career advancement.
Annual health check- up.
Annual salary review (once per year).

Cập nhật gần nhất lúc: 2026-02-02 13:30:03