Kazim Husain
Application / Production Support Engineer | Linux/Unix | SQL | ETL | CLOUD | Monitoring
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About
Application / Production Support Engineer with 4.5 years of experience supporting business-critical healthcare and telecom applications. Strong experience in L1/L2 production support, Linux/Unix troubleshooting, SQL/database support, ETL operations, application monitoring, incident management, RCA, SLA adherence, API troubleshooting and automation. Hands-on exposure to AWS, Python, Shell scripting, REST APIs, Git, Jenkins, Docker and Kubernetes.
Experienced in log analysis, scheduled-job monitoring, data validation, cross-functional coordination and technical documentation. Strong analytical and problem-solving skills with a Bachelor of Engineering in Electrical Engineering.
Experience
Consultant – Application / Production Support Engineer - Hoonartek Pvt Ltd - New Delhi, India
(2024-02)
Project: Airtel MS DARTS
- Delivered 24x7 L1/L2 production support for telecom analytics and business-critical data applications, ensuring availability, stability and SLA adherence.
- Strong experience in API & ETL integration support, monitoring and troubleshooting, with working knowledge of Azure Integration Services including Logic Apps, Service Bus, APIM, Functions, Event Grid/Event Hubs, Azure Monitor and Application Insights.
- Monitored ETL workflows, scheduled jobs, REST APIs, Jenkins pipelines and cloud services; investigated failures, delays and dataflow issues.
- Performed Linux/Unix troubleshooting, process checks, log analysis and application-level investigation using standard OS commands.
- Used SQL for data extraction, validation, reconciliation and troubleshooting across PostgreSQL, Amazon Redshift and related data platforms.
- Troubleshot application, integration, SQL, ETL and API issues using logs, backend validation and monitoring alerts.
- Supported cloud integrations including Azure Event Hub, Service Bus, Function Apps, Logic Apps and Cosmos DB; also worked with AWS services and CloudWatch.
- Performed incident analysis, prioritization, escalation and RCA; collaborated with development, DBA, infrastructure, QA and business teams.
- Implemented operational automation using Python and Shell scripting to reduce repetitive support activities and improve efficiency.
- Validated deployments and releases through Jenkins/Git workflows and monitored post-deployment application stability.
- Created SOPs, RCA reports, operational documentation and knowledge articles for recurring production issues and support processes.
Software Engineer – Application Support Engineer - Intellioz Solution Pvt Ltd - New Delhi, India
(2023-06 - 2024-01)
Project: Airtel Africa BI
- Supported BI and ETL applications across Linux and cloud environments, including production monitoring and issue resolution.
- Monitored ETL workflows and production services; investigated batch failures, application issues and data-quality problems.
- Used SQL and log analysis for backend validation, troubleshooting and incident investigation.
- Prepared operational reports and technical documentation and coordinated with technical stakeholders for timely resolution.
Application Support Engineer - ScholarsClub Pvt Ltd - New Delhi, India
(2021-06 - 2023-05)
Project: Healthcare Platform
- Provided application and production support for healthcare platforms in a business-critical environment.
- Supported Informatica PowerCenter workflows, mappings and sessions and investigated ETL/batch failures.
- Performed Linux server monitoring, SQL troubleshooting, API issue investigation and production incident resolution.
- Coordinated with technical teams to restore services within SLA and documented recurring issues and resolutions.
Education
Bachelor of Engineering - Electrical Engineering - Zakir Husain College of Engineering & Technology, Aligarh Muslim University
