Sai Krishna

Results-driven SAP Integration Consultant with 8+ years of experience delivering scalable, secure, and high-performing integration solutions across complex enterprise landscapes. Hands-on expertise in SAP PI/PO, SAP Cloud Platform Integration (CPI), API Management, SAP Event Mesh, and SAP Business Technology Platform (BTP). Proven track record of designing end-to-end integrations between SAP S/4HANA and non-SAP systems, building robust error-handling frameworks, and skilled at collaborating with cross-functional teams to translate business requirements into reliable, scalable middleware architectures.

SAP Integration Consultant at Cognizant Technology Solutions (2022-02 – Present)

Project: Vorwerk | SAP CPI • API Management • PI/PO • BTP

• Architected and optimized multiple iFlows using OData, HTTPS, and SFTP adapters with Groovy and XSLT mappings for data transformation, validation, and routing between SAP and Basware systems
• Configured secure communication channels including OAuth2 credentials, PGP encryption, SSH keys, and Known Hosts
• Partnered with functional consultants, ABAP developers, and vendor teams to define mapping logic and develop reusable templates with standardized headers and logging
• Implemented custom error-handling and alerting mechanisms using Groovy scripts, reducing integration failures and improving issue traceability across CPI landscapes
• Built SAP S/4HANA to Basware integrations for Supplier, Tax Code, GL Account, Payment Term, and interfaces using CPI and APIM
• Managed SAP BTP subaccount configurations including environment setup, destination creation, and connectivity between CPI, API Management, and on-premise systems via Cloud Connector

SAP Integration Consultant (CPI/PI/PO + API/Event Mesh) at Ventas Softtech (2020-03 – 2021-12)

Project: Artemyn | SAP CPI • API Management • PI/PO • Event Mesh

• Developed end-to-end integration scenarios using SAP Integration Suite (CPI, API Management, Event Mesh), enabling seamless cloud-to-on-premise communication
• Enabled event-driven architecture by creating queues, managing subscriptions, and publishing/consuming events via SAP Event Mesh for real-time data processing
• Integrated legacy and SAP systems using JDBC, IDOC, RFC, and File adapters across both CPI and PI/PO platforms with robust error handling
• Designed technical specification documents and supported functional consultants with integration testing, system integration testing (SIT), and user acceptance testing (UAT)
• Handled transport of ESR and ID objects using CTS in PIPO and managed SAP File Transport in SCPI for artifact migration across DEV, QA, and PROD environments
• Supported complete landscape setup including certificate renewal, Cloud Connector configuration, and transport management for secure and consistent deployments

SAP PI/HCI Consultant at Ventas Softtech (2017-09 – 2020-12)

Project: Applied Industries | SAP PI 7.5

• Designed and configured File-to-File and Pass-through scenarios for inventory management and feedback processing workflows
• Developed end-to-end interfaces using Integrated Configuration Objects (ICO), Sender/Receiver Agreements, and Communication Channels
• Handled partner profile configurations, message controls, and IDOC processing setups with strong ALE configuration knowledge
• Monitored message flows in Runtime Workbench, performed real-time XML payload analysis, and conducted system health checks
• Prepared detailed technical interface documentation and collaborated with functional consultants to ensure successful integration delivery
• Managed ticket resolution, error analysis, and production support for SAP PI/PO interfaces