Amar Kumar
Application Support Engineer
Noida,UP
Summary
Experienced Production/Application Support Engineer with 3+ years in Linux, Shell scripting, SQL, and system monitoring. Skilled in troubleshooting, incident management, and ensuring application reliability with a strong focus on client support and service efficiency.
Overview
3
3
years of professional experience
2
2
Languages
5
5
years of post-secondary education
Work History
Application Support Engineer
Airtel Payment Bank
10.2022 - Current
- Production And Application Support And Troubleshooting
- Provided end-to-end technical and application support for business-critical systems to ensure minimal downtime and smooth performance.
- Managed Oracle databases, including user creation, performance tuning, backup checks, and routine maintenance tasks.
- Performed Linux administration tasks such as user management, process monitoring, log analysis, and basic shell scripting for automation.
- Monitored system and application performance using tools like Nagios, ServiceNow, and Jira to detect and resolve issues proactively.
- Collaborated with cross-functional teams to troubleshoot and resolve application, system, and database issues within SLA timelines.
- Prepared and maintained documentation, SOPs, and knowledge base articles for recurring issues and support processes.
- Identified root causes of repeated issues and implemented long-term corrective actions to improve overall system stability.
- Conducted detailed Root Cause Analysis (RCA) for major incidents and worked on permanent fixes to prevent reoccurrence.
- Used SQL queries to validate transaction data, troubleshoot failed transactions, and generate ad-hoc reports for analysis.
- Analyzed log files using Kibana, Splunk, and Linux tools (PuTTY) to trace technical errors and API failures; escalated unresolved issues to L3/SRE/DevOps teams.
Education
Bachelor of Science - Mechanical Engineering
BPUT
ORISSA 06.2012 - 06.2016
HIGH SCHOOL -
INTERNATIONAL PUBLIC SCHOOL
Ranchi, India 04.2011 - 03.2012
Skills
AWS
KEY ACHIEVEMENTS
- Process Improvement in Support Operations
- Successfully managed to streamline the support process, resulting in reduced ticket resolution time and increased customer satisfaction
Timeline
Application Support Engineer
Airtel Payment Bank
10.2022 - Current
Bachelor of Science - Mechanical Engineering
BPUT
06.2012 - 06.2016
HIGH SCHOOL -
INTERNATIONAL PUBLIC SCHOOL
04.2011 - 03.2012