Ashok Kumar Singh

About Ashok Kumar Singh

I am a Senior Application Specialist with experience across L2/L3 support, QA, and automation, focused on ensuring system stability and quality. I specialize in identifying application and data issues early, performing root cause analysis, and improving overall system reliability.At Apex Analytix and Netradyne, I have worked in high-volume production environments, combining strong SQL-based troubleshooting with a quality-first approach. I actively contribute to testing efforts, including regression testing, UAT, release validation, and defect analysis across web and mobile applications.I have hands-on experience with API and UI testing using tools such as Selenium, TestNG, Postman, and automation frameworks integrated with CI/CD pipelines. I am also comfortable working with containerized environments like Docker and Kubernetes.I enjoy bridging the gap between support, engineering, and QA, ensuring smooth releases and better product quality.

Experience

1. Senior Associate Application Specialist

   apexanalytix

   Nov 2024 — Present · Gurugram, IN

   As a Senior Support Specialist, I managed the end-to-end lifecycle of L2/L3 application support tickets, ensuring all critical issues were resolved within strict SLA timelines. I served as the lead technical liaison for client IT teams, guiding them through complex system implementations, upgrades, and high-stakes production support.Key Technical Contributions:Advanced Data Troubleshooting: Leveraged complex SQL (joins, aggregations, and nested logic) to perform deep-dive data validation, reconciliation, and issue investigation.Production Stability: Investigated and resolved application and database bottlenecks within high-volume production environments to maintain system uptime.Infrastructure & DevOps: Validated application builds within containerized (Docker/Kubernetes) environments, conducting post-deployment checks on Kubernetes pods to ensure stability.Incident Management: Conducted comprehensive Root Cause Analysis (RCA) and collaborated with Engineering and DevOps teams to ensure permanent incident closure.Release Governance: Managed deployment verification, post-release monitoring, and rollback validation in container-based environments.Integration & Compliance: Facilitated secure vendor integrations and data transfers while maintaining 100% compliance with corporate security standards and IT policies.Documentation & UAT: Streamlined team efficiency by creating troubleshooting guides and system workflows, while actively supporting User Acceptance Testing (UAT).

Education

• Lucknow Public College

  X, ICSE

  2011 — 2013

• Lovely Professional University

  Bachelor of Technology - BTech, Computer Science

  2016 — 2020

• Lucknow Public College

  XII, ISC

  2013 — 2015