Karanvir Singh

Senior Quality Analyst

Chandigarh 4+ yrs exp 78 · Very Good

About

Detail-oriented Senior QA Analyst with 4 years of experience ensuring the stability of high-volume billing systems and dual-portal architectures. Expert in rigorous manual testing, API validation via Postman, and risk-based defect management. Proven track record of safeguarding data integrity across complex batch processing workflows and bridging backend architecture with user-facing platforms.

Skills & Expertise (24)

Jira Advanced

8.5/10

Years Exp

Postman Advanced

8.0/10

Years Exp

Regression Testing Advanced

7.5/10

Years Exp

Defect Tracking Advanced

7.5/10

Years Exp

Functional Testing Advanced

7.5/10

Years Exp

Mentorship Advanced

7.0/10

Years Exp

stakeholder communication Advanced

7.0/10

Years Exp

Cross-functional coordination Advanced

7.0/10

Years Exp

Defect Reports Advanced

7.0/10

Years Exp

Excel Advanced

7.0/10

Years Exp

SQL Advanced

7.0/10

Years Exp

Test Case Design Advanced

7.0/10

Years Exp

End-to-End Testing Advanced

7.0/10

Years Exp

SDLC Advanced

7.0/10

Years Exp

STLC Advanced

7.0/10

Years Exp

Scrum Advanced

7.0/10

Years Exp

Agile Advanced

7.0/10

Years Exp

sanity testing Intermediate

6.5/10

Years Exp

Integration Testing Intermediate

6.5/10

Years Exp

Status Reporting Intermediate

6.5/10

Years Exp

UAT Support Intermediate

6.5/10

Years Exp

Change Management Intermediate

6.0/10

Years Exp

Test Estimation Intermediate

6.0/10

Years Exp

Test metrics Intermediate

6.0/10

Years Exp

Work Experience

Sr. QA Analyst

Saasvaap Techies Pvt Ltd

Oct 2025 - Present

Managed the end-to-end defect lifecycle using Jira, facilitating triage meetings and collaborating closely with product teams to prioritize fixes. Led comprehensive manual test strategies for complex, high-volume systems, ensuring 100% data integrity and functional stability. Conduct deep-dive API testing using Postman to validate request payloads, response codes, and secure data endpoints. Mentor and onboard new team members within a 20-person cross-functional team, providing training on system architecture and QA best practices to both junior and senior staff.

Sr. QA Analyst

Vertexone Solutions Pvt Ltd

Jun 2025 - Oct 2025

Executed risk-based and exploratory testing initiatives to identify critical edge-case defects and vulnerabilities prior to production releases. Performed rigorous backend database testing using SQL to verify ledger updates, data mapping, and accurate customer record synchronization. Acted as the primary QA gatekeeper for major releases, performing intensive regression testing to ensure no new defects were introduced to legacy systems.

QA Analyst

Vertexone Solutions Pvt Ltd

Jul 2022 - Jun 2025

Designed, documented, and maintained structured test cases for a Progressive Web App (PWA) utility portal, ensuring cross-platform and cross-browser compatibility. Validated intricate billing logic, calculations, and massive datasets, successfully preventing data discrepancies in critical production environments.