Mahender Eerla

SAP CPI Consultant with 3+ years of experience designing and developing end-to-end integration solutions for SAP S/4HANA, SAP ECC, and non-SAP systems. Proven track record building and deploying multiple iFlows using adapters such as SFTP, IDoc, OData, REST, SOAP, and HTTP for seamless system connectivity. Experienced implementing real-time and batch integrations across cloud-to-cloud and cloud-to-on-premise landscapes using SAP BTP and Cloud Connector.

Skilled in developing complex message mappings and transformations (XML, JSON, CSV) using graphical mapping and Groovy scripts. Hands-on expertise with CPI components including Content Modifier, Router, Multicast, Splitter, Aggregator, Exception Subprocess, and Process Direct for robust integration design. Experienced integrating third-party and Azure-based applications via REST/HTTP services with secure authentication mechanisms.

Strong grounding in integration security — PGP encryption/decryption, HTTPS, and credential management for secure data exchange. Adept at end-to-end monitoring, error handling, and troubleshooting to ensure high system availability, along with transport management (CTS+/manual) across DEV, QA, and PROD. Effective collaborator experienced in requirement analysis, design discussions, and technical documentation (TDD, TUT) to ensure alignment with business needs.

Software Engineer - TRENIKA Technologies

(2022-08)

HRIT Integrations Developer (SAP CPI Consultant) - DXC Technologies

(2024-12)

• Designed, developed, and deployed integration flows (iFlows) using SAP CPI to connect SAP SuccessFactors with on-premise and cloud applications.
• Delivered HRIT integrations spanning Employee Central, Payroll, and third-party HR systems, streamlining employee data management and synchronization.
• Configured SuccessFactors OData and SOAP APIs for employee data, compensation, payroll, and time management integrations.
• Built custom mappings (Message Mapping, XSLT, Groovy Scripts) in CPI to transform and enrich data between SAP and non-SAP systems.
• Developed secure interfaces using HTTPS, SFTP, and SuccessFactors APIs, implementing OAuth and Basic Authentication.
• Collaborated with HRIT and business teams to gather requirements, design integration solutions, and ensure data accuracy and compliance.
• Monitored and resolved issues in CPI integration flows using message monitoring, trace, and error handling, ensuring high availability.
• Managed transport of iFlows across Dev, Test, and Prod CPI tenants using CTS+ and TMS, ensuring smooth deployments.
• Optimized performance of integration scenarios by implementing content modifiers, filters, and exception subprocesses.
• Documented technical design, integration architecture, and user guides for end-to-end HRIT and SuccessFactors integration processes.
• Served as a key technical resource for HRIT integration issues, ensuring timely resolution and stakeholder confidence.
• Followed integration design best practices and participated in reviews to maintain consistent quality across the CPI landscape.
• Contributed to sprint planning and daily stand-ups, supporting on-time delivery of integration milestones.

CPI Consultant - DXC Technologies

(2023-01 - 2024-11)

• Delivered integrations across SAP Cloud, On-Premises, and non-SAP applications integrated with SAP ECC and S/4HANA.
• Developed custom and standard interfaces per business use cases, working extensively with HTTP, SOAP, OData, IDoc, RFC, XI, SuccessFactors, and Process Direct adapters.
• Created asynchronous scenarios using IDoc, SOAP, and SFTP adapters, covering File, SOAP, SFTP, IDoc, and OData integration flows.
• Extensively used CPI design palettes and node functions to build and test diverse integration scenarios.
• Conducted interface testing using SOAP UI and Postman, and performed message, component, and end-to-end monitoring via Runtime Workbench.
• Delivered technical support to clients, customizing applications based on evolving business needs.
• Developed corresponding Integration Builder (IB) objects required for each scenario.
• Translated business requirements into technical specifications, and led integration Design, Development, Configuration, Deployment, and Documentation.
• Created and maintained Value Mappings and lookups, and transported objects from Dev to QA to Prod using Manual, File, CTS+, and TMS.
• Partnered with cross-functional, geographically distributed teams, providing technical integration support during weekly off-hours and on-call rotations.
• Supported multiple concurrent integration workstreams while maintaining consistent quality and turnaround time.
• Built strong working relationships with client teams, becoming a trusted resource for integration troubleshooting.
• Consistently applied SAP CPI/PI best practices for reusability, error handling, and performance optimization across interfaces.

Bachelor of Engineering - Computer Science Engineering - Brilliant Grammar School Educational Societies Group of Institutions (2023)