Rohan Paul

About Rohan Paul

Strategic, detail‑driven Implementation Engineer with 4+ years’ experience delivering EMV & ISO 8583‑compliant payment solutions for top European banks and global clients. Adept at functional/API testing (Insomnia), POS certification, and data validation (Toad, Splunk).Proven track record of reducing testing cycles by up to 30% through automation, improving client onboarding, and leading cross‑functional projects from concept to go‑live. Skilled at translating complex compliance requirements into efficient, scalable systems while ensuring flawless certification outcomes.Passionate about payments technology, compliance excellence, and process improvement. Currently exploring certifications in ISTQB and PCI to further strengthen testing and security credentials.Current Role – Implementation Engineer, MastercardLead projects for major European banks, executing functional testing (including API testing via Insomnia) to ensure alignment with industry operating rules. Certify POS solutions against EMV and ISO 8583 standards, perform data/log extraction and validation using Toad and Splunk, create automation scripts and local tools that cut manual work, and refine client documentation for smoother product onboarding. Skilled in stakeholder management, cross‑team coordination, deployment support, and project tracking via Podio.Previous Role – Senior Process Executive, CognizantSpecialized in E2E certification testing for Visa, Mastercard, AMEX, JCB, and Discover. Certified POS solutions for merchants, gateways, and vendors. Managed mainframe data extraction, settlement transaction validation, and set up secure file transfer systems for clients.Core Competencies- EMV, ISO 8583, POS Certification- API Testing (Insomnia)- Payment Transaction & Dispute Lifecycle- MSR & ICC Transaction Testing- Functional Testing & Validation- Data & Log Analysis (Toad, Splunk)- Project Management & Stakeholder Coordination- Automation & Process Optimization- Project Tracking (Podio)Technical Tools:Insomnia • Confluence • Splunk • t3 • Toad • Microsoft Office Suite (Excel, PowerPoint, PowerApps, Power Automate) • ICC Testing • Digital Wallet (MDES) • MSR Testing • E‑Commerce Testing • Mastercard Test Simulators (Authorization, Clearing, Dispute Lifecycle)

Experience

1. Associate Implementation Specialist (Implementation Engineer)

   Mastercard

   Sep 2023 — Present · Pune, IN

   Lead end‑to‑end testing initiatives for core and emerging products across Authorization and Clearing systems, supporting EUR and UK region customers, including new product and program implementations. Bridge technical expertise with functional relationships to ensure smooth integration of products and services into production environments while minimizing client risk.Key Achievements & Responsibilities- Spearhead functional and compliance testing for new and existing product configurations, validating EMV, ISO 8583, and payment operating rules- Conduct API testing (Insomnia) and detailed data/log extraction & validation (Toad, Splunk) to maintain accuracy, security, and operational efficiency- Act as primary escalation point for complex technical queries, driving rapid resolution and customer satisfaction- Test and validate chargeback processes to ensure dispute resolution accuracy between merchants and cardholders- Collaborate closely with product, delivery, and support teams to align testing with specifications and regulatory requirements- Develop automation and local tools to streamline workflows and reduce manual interventions- Review client documentation and submissions, providing implementation guidance and ensuring readiness for product rollout- Support project planning by offering critical input on timelines, budgets, and resource allocation from a testing perspective- Monitor progress, remove testing‑related roadblocks, and ensure on‑time, within‑budget project delivery- Track and manage project activities using Podio for effective reporting and coordination.

Education

• Supreme Knowledge Foundation Group of Institutions 253

  Bachelor of Technology, Mechanical Engineering

  2013 — 2017