Jobless Developer
M
Makro PRO

Posted 1 month ago

Open

Application Support

BangkokOn-siteFull-time

AI Summary

Application Support (L1) provides first-level support for business applications, triages incidents, and coordinates with L2/L3 teams to maintain system availability.

About this role

We are looking for a proactive and detail-oriented Application Support (L1) to join our IT Operations team. The role is responsible for providing first-level support for business applications, troubleshooting incidents, and ensuring system availability. The candidate will work closely with L2/L3 support and development teams to resolve issues efficiently and maintain service quality.

Key Responsibilities

  • Provide first-level support for application-related issues and service requests

  • Monitor application performance and system health (alerts, logs, dashboards)

  • Perform incident triage, analysis, and initial troubleshooting

  • Escalate complex issues to L2/L3 teams with proper documentation and logs

  • Investigate issues using SQL queries, logs, and system monitoring tools

  • Support API-related troubleshooting using tools such as Postman and Swagger

  • Validate API requests/responses and assist in integration issue resolution

  • Execute basic data validation and correction in databases when required

  • Follow standard incident management and SLA processes

  • Maintain proper documentation of issues, solutions, and known errors

  • Participate in on-call support or shift rotation if required

Requirements

Skills & Qualifications

  • Bachelor’s degree in Computer Science, IT, or related field

  • 0–3 years of experience in Application Support / IT Support / Operations

  • Basic knowledge of SQL (querying,joins, data validation)

  • Familiarity with REST APIs and API testing tools:

  • Postman

  • Swagger (OpenAPI)

  • Basic understanding of system architecture and integration concepts

  • Strong analytical and problem-solving skills

  • Good communication skills (written and verbal)

  • Ability to work under pressure and meet SLA timelines

Technical Skills

  • Database: SQL (SELECT, JOIN, basic troubleshooting)

  • API Tools: Postman, Swagger

  • Monitoring/Logs: Basic log analysis (application/server logs)

  • Others (optional but a plus):

  • Ticketing tools (ServiceNow, Jira, etc.)

  • Knowledge of web applications (HTTP status codes, JSON, XML)

Skills

API TestingBasic Data CorrectionDatabase TroubleshootingData ValidationHTTP Status CodesIncident ManagementJiraJoinJSONLogsMonitoringOpenAPIPostmanQueryingREST APIServiceNowSLASQLSwaggerWeb ApplicationsXML

Explore related jobs

Browse these categories