Sachin Kolakar

Results-driven Software Test Engineer with 3+ years of experience in Payments, POS/SoftPOS, and API Testing, specializing in EMV 3DS and qSPARC certification. Skilled in Selenium automation (Java, TestNG, Maven) with hands-on experience in CI/CD (Jenkins) and end-to-end transaction lifecycle validation. Proficient in functional, regression, and API testing, with a strong track record of improving test efficiency and reducing production defects.

Experienced in Agile environments, collaborating with cross-functional teams to deliver secure, high-quality solutions.

Test Analyst at FIME India Private Limited (2022-10 – 2025-12)

Led testing initiatives for payment certification projects including qSPARC, EMV 3DS, and ABDM/Sahamati API certifications

• Led test planning and execution of 900+ test cases for POS and SoftPOS devices, ensuring compliance with qSPARC certification standards
• Validated end-to-end payment transaction lifecycle, including authorization, authentication, and settlement flows
• Configured and tested real-time payment scenarios, improving merchant transaction reliability and system stability
• Logged and tracked 100+ defects using JIRA, achieving a high defect closure rate before certification cycles
• Collaborated with cross-functional teams (developers, stakeholders, clients) to resolve critical issues, reducing certification delays by 15%
• Mentored junior testers on test case design, defect lifecycle, and QA best practices, improving team productivity
• Performed end-to-end testing of EMV 3DS protocols, ensuring secure cardholder authentication for issuers and acquirers
• Validated multi-step authentication flows (OTP, challenge flows, frictionless flows) to ensure compliance with EMVCo standards
• Designed and maintained reusable test data sets, increasing coverage of high-risk and edge-case scenarios
• Identified security vulnerabilities and data integrity issues, reducing production defect leakage by 20%
• Collaborated with product managers and developers to enhance fraud prevention and authentication success rates
• Performed end-to-end integration testing between issuer, acquirer, and directory server systems, ensuring seamless 3DS transaction processing
• Analyzed 3DS server logs, API responses, and authentication error codes, reducing debugging time and improving transaction success rate during UAT and production validation
• Spearheaded API certification testing for FIU, FIP, AA, and TSP entities under Ayushman Bharat Digital Mission ecosystem
• Validated 200+ REST API transactions, ensuring compliance, data accuracy, and interoperability across systems
• Performed API testing using Postman, validating request/response payloads, headers, and error handling
• Acted as primary QA point of contact, coordinating with developers and stakeholders to streamline certification timelines
• Developed and validated ABHA card and patient data workflows, ensuring regulatory compliance and data integrity

B.E. in Computer Science – VTU Belagavi (2020)