Harikrishnan M

Application Support Engineer | Manual Testing | SQL | API Testing | IT Support

Bengaluru, Karnataka, India

About

Results-driven Application Support Engineer with 3+ years of experience in application support, manual testing, and database management across healthcare and hospitality domains. Skilled in SQL, incident management, and troubleshooting enterprise applications, with a strong ability to identify issues, perform root cause analysis, and ensure system stability. Experienced in working with cross-functional teams, supporting UAT, and handling client-facing responsibilities while maintaining SLA compliance. 🔹 Core Expertise: • Application Support & Incident Management • Manual Testing (Functional & Regression) • SQL (Data Validation, Query Optimization) • API Testing (Postman) • JIRA & ITIL Processes

Experience

  • Application Support Engineer / Manual Test Engineer at Samsotech International
    Oct 2024 - Apr 2026 · 1 yr 7 mos

    Delivered application support for hospitality systems (VICAS, E-REG, OPERA DUO) Performed functional and regression testing for system releases Logged and tracked defects using JIRA Executed SQL queries for backend validation and troubleshooting Supported UAT and go-live activities Provided remote and onsite support to premium clients

  • Cognizant (Bengaluru, Karnataka, India · On-site)
    • Programming Analyst
      Oct 2022 - Apr 2024 · 1 yr 7 mos

      Supported enterprise healthcare applications ensuring high system availability and performance Performed SQL data validation, query optimization, and database maintenance Managed incidents using JIRA and resolved issues within SLA timelines Acted as a liaison between business users and development teams Assisted in database migration and environment upgrades Prepared technical documentation and reports

    • Programmer Analyst Trainee
      Oct 2021 - Oct 2022 · 1 yr 1 mo

      Trained in application support, SQL, and enterprise system workflows Assisted in troubleshooting application issues and resolving user tickets Performed basic SQL queries for data validation and issue analysis Supported testing activities including UAT and defect tracking Gained hands-on experience with JIRA and ITIL processes