Bharath Yadav

Results-driven IBM Integration Specialist with approximately 5 years of experience, currently working at CGI, delivering solutions across Retail, Hospitality, and Banking domains. Skilled in IBM DataPower, API Connect v10, App Connect Enterprise (ACE), and IBM MQ. Experienced in designing, securing, and managing high-availability integration platforms across on-premises and AWS environments—strong expertise in API security, transformation, and enterprise integration.

IBM DataPower & API Connect Specialist at Kesko Retail (via CGI) (2025-12 – Present)

• DC Migration with Zero Downtime: Executed end-to-end DataPower migration across data centres using domain export/import scripts and automated service validation tests — achieved 0 minutes of unplanned downtime across 12 production services.
• APIC Upgrade on AWS EKS: Orchestrated API Connect v10 upgrade on AWS EKS (control plane + gateway pods), including SSL/TLS certificate rotation and mutual TLS hardening — removed critical CVE vulnerabilities from production.
• REST API Design & Gateway Services: Architected REST APIs for Parcel and Store services and built high-throughput MPGW/WSP services using Gateway Script and XSLT transformations — reduced average API response time by ~30%.
• Multi-Protocol Integration: Integrated DataPower with IBM MQ, SFTP, and HTTP/HTTPS backends; implemented rate-limiting policies to sustain peak retail traffic with no SLA breach.

IBM DataPower Administrator / Developer at Marriott Bonvoy (via ARTECH) (2025-06 – 2025-12)

• High-Availability Gateway: Built Gateway Peering and Service Level Management (SLM) configurations across 2 active DataPower nodes — achieved 99.9% API gateway uptime for hotel booking flows.
• Zero-Trust Security Framework: Deployed layered AAA security (LDAP, OAuth 2.0, JWT, mTLS) on all guest-facing APIs — reduced unauthorized access incidents to zero post-implementation.
• Incident Resolution & RCA: Resolved P1 SSL handshake failures and MQ channel bottlenecks using Probe and Latency Analysis tools — reduced mean-time-to-resolve (MTTR) by 40% across 6-month engagement.

API Developer at Al Rajhi Bank API Marketplace (via Eidiko) (2023-10 – 2025-05)

• Banking API Platform: Engineered 50+ REST and SOAP-to-REST APIs on IBM API Connect with OAuth 2.0, JWT, API Key, and mTLS security — secured financial transaction flows for 2M+ active bank customers.
• Traffic & Reliability Policies: Applied Rate Limiting, Quotas, Caching, and Throttling policies — improved API throughput by 25% and eliminated quota breach incidents during peak banking hours.
• Full Lifecycle Management: Managed Plans, Subscriptions, versioning, and Developer Portal customization — onboarded 15+ internal banking teams with zero-touch self-service access.

IBM ACE / MQ Administrator at Dashan Bank (via Eidiko) (2022-06 – 2023-08)

• MQ & ACE Infrastructure Setup: Installed and configured IBM MQ v9 and ACE v12 on Linux/Windows; provisioned Queue Managers, Distributed Queuing, and MQ Clusters — delivered baseline messaging infrastructure for 8 financial applications.
• Automation & Security: Automated MQ administration via MQSC scripts across 3 environments; secured all MQ channels with SSL/TLS — reduced manual provisioning effort by 60%.
• 24×7 Production Support: Conducted daily health checks (CPU/memory/disk I/O), managed BAR file deployments, and handled ITIL CRQs/incidents in ServiceNow — maintained 100% SLA adherence over 14-month tenure.

Master of Computer Applications in MCA – Jawaharlal Nehru Technological University (2021-10)