Senior SAP ABAP Developer - S/4HANA & Fiori Expert

**************@*****.*** LAXMI NARAYANA NARLA 732-***-****

Senior SAP ABAP Developer S/4HANA Specialist SAP Fiori Certified

SAP Fiori Cert ID: 001*******

PROFESSIONAL SUMMARY

Results-driven Senior SAP ABAP Developer with 20+ years of enterprise SAP experience across full SDLC — from greenfield implementations and S/4HANA migrations to long-term production support. Deep expertise in ABAP on HANA, object-oriented ABAP, CDS Views, AMDP, OData, and modern Clean Core-aligned development. Proven track record delivering scalable SAP integrations, Fiori applications, and high-performance custom solutions across SD, MM, FI/CO, PP, WM, CRM, and BI modules. Skilled in SAP RAP extensibility, S/4HANA upgrade readiness (SPAU/SPDD), and hybrid integrations via SAP PI/PO and Integration Suite. Experienced technical lead and mentor driving code quality, offshore team delivery, and cross-functional collaboration.

CORE COMPETENCIES

ABAP on HANA / OO ABAP (ABAP 7.5+)

SAP S/4HANA Development & Migration

CDS Views, AMDP & SQL Optimization

SAP RAP & Clean Core Extensibility

SAP Fiori / Fiori Elements / OData

SAP Integration Suite (PI/PO/CPI)

SPAU/SPDD & Upgrade Readiness

ALE/IDoc / Web Services / REST/OData

Data Migration (DMC / LSMW / BDC)

BAPI / BADI / User Exits / Enhancements

SAP BTP (Cloud Foundry) Awareness

Runtime Analysis & Performance Tuning

SAP Forms (Adobe, Smartforms, Scripts)

FI/CO, SD, MM, PP, WM, CRM, BI-ABAP

Agile / SDLC / Offshore Mentorship

PROFESSIONAL EXPERIENCE

Sr. Principal ABAP Developer Medtronic Jun 2019 – Present

S/4HANA implementation and enterprise support across SD, MM, WM, and FI/CO modules.

•Leading RICEF development including complex reports, ALV, interfaces, conversions, enhancements, and forms across S/4HANA landscape

•Led S/4HANA data migration program using SAP Data Migration Cockpit (DMC), developing ABAP extraction and transformation programs that successfully migrated legacy records with full validation and reconciliation cycles.

•Designed CDS Views, AMDP procedures, and ABAP 7.5+ programs aligned with Clean Core and ABAP on HANA best practices, replacing legacy SELECT * patterns and improving query performance via SQL Trace and Runtime Analysis.

•Architected SAP Fiori-enabled OData V4 services and Clean Core-aligned enhancements using SAP RAP (RESTful ABAP Programming Model), delivering upgrade-safe extensibility across the S/4HANA landscape.

•Built and maintained 10+ ALE/IDoc and Web Service integrations connecting SAP S/4HANA with external enterprise systems including GE Healthcare, using SAP CPI as middleware for hybrid SAP/non-SAP environments.

•Designed and implemented SQL Server scripts for legacy data extraction and pre-load validation prior to SAP S/4HANA migration; coordinated data mapping and reconciliation with functional teams and project stakeholders.

•Developed and exposed OData services using SAP Gateway, enabling SAP Fiori-based applications and modern UI integrations.

•Engineered automated Transform Label printing solution using ABAP and Adobe Forms, eliminating manual labeling errors and improving operational throughput for warehouse workflows.

•Developed XPS rate shopping integration enabling real-time parcel service cost comparison for customer shipments, reducing shipping costs while maintaining delivery SLAs.

•Designed NCMR defect tracking Adobe Form triggered automatically on missed entries, replacing a manual paper-based process for quality management reporting.

•Authored MSCM code review worksheets, conducted offshore team code reviews, prepared technical design and unit test documents, and mentored junior ABAP developers on Clean Core standards and S/4HANA patterns.

•Developed SAP Queries and custom ALV reports enabling end-user self-service for order status validation and operational reporting across order management and logistics.

•Served as technical authority for S/4HANA development, defining standards, reusable frameworks, and extensibility guidelines aligned with Clean Core and SAP’s cloud-ready development practices across the Medtronic enterprise landscape.

•Mentored a cross-functional team of ABAP, BTP, UI5, and integration developers; conducted MSCM code reviews, enforced Clean Core and S/4HANA development standards, and drove continuous improvement in delivery quality and team capability.

•Advocated for cloud-native patterns, API-first design, and event-driven integration across the development team; supported continuous improvement and innovation through adoption of new SAP BTP services and modern development tooling including Eclipse/ADT.

•Guided team on SAP Fiori/UI5 development best practices including Fiori Elements, OData V2/V4 annotations, and responsive UI design, ensuring alignment with SAP UX strategy and business process requirements.

Sr. ABAP Consultant Dhansoft Technologies LLC (Client: Medtronic) Jun 2016 – Jun 2019

SAP ECC and CRM development — multi-module integrations, Web Dynpro/Fiori, Adobe Forms, and SAP PI/PO interfaces for healthcare device logistics.

•Designed and delivered 10+ ALE/IDoc and Web Service integrations between SAP ECC and external healthcare systems, supporting compliant order processing, logistics, and device tracking workflows.

•Developed Web Services (RMA and SVN data) for P360 Project; engineered high-volume MVB Recall processing program managing inbound online portal data into SAP with automated customer replacement order creation.

•Built FPM Web Dynpro Component (FPM_COMPONENT) with Feeder class and UIBB wiring to surface and reprocess BDoc and GE Centricity errors in CRM — improving integration error visibility and resolution time.

•Implemented DELVRY03-based inbound IDoc interface for automated inbound delivery creation for shipments from Puerto Rico manufacturing, supporting cross-distribution center logistics via ALE.

•Built SABA Automation Interface to transfer SAP documents to the corporate SABA system via FTP/IDoc, with automated email alerting on integration failure — improving process reliability and audit traceability.

•Converted Picklist and Pack List forms from SAP Script to Adobe Forms; developed and modified CRM conversion programs to upload master data and support the AGILE project.

•Designed custom WEBUI screens for the Bayer meter project; developed equipment master conversion programs using BAPI_EQUI_CREATE migrating category, valuation, serial, and partner data.

•Monitored and resolved SAP PI 7.0 interface issues via SXMB_IFR, SMQ1/SMQ2; applied Message Mapping, ABAP Mapping, and Java Mapping to maintain integration landscape reliability.

Sr. ABAP Consultant Gemini IT Labs (Client: GE Health Care) Jan 2015 – Jun 2016

SAP ECC/CRM integrations — proxy development, EDI, MDM interfaces, and PI/PO middleware for GE Healthcare device and clinical data workflows.

•Developed proxies for bi-directional CRM/ECC customer master data replication, patient registration sync with GE IDX system, and real-time order tracking and POD updates to GE IDX.

•Designed and implemented SAP production order interfaces with non-SAP WMS system supporting new product configuration and LATAM country-specific product configurations.

•Built and maintained outbound/inbound EDI interfaces: EDI 850 (Purchase Order), EDI 860 (PO Change), EDI 855/865 (PO Acknowledgement) integrating SAP with vendor systems.

•Developed interfaces to corporate MDM system for customer and vendor master data distribution; built automated vendor creation proxy based on Compass system data feed.

•Implemented SMOD enhancement FEB00001 to route electronic bank statement postings to correct GL accounts by business transaction code, eliminating manual reconciliation effort in FI.

•Developed programs to automate equipment document warranty date updates, system/user status, and customer number assignment upon pump shipment; created service notifications for pump repairs.

•Managed SAP PI 7.0 integration landscape: interface monitoring (SXMB_IFR), inbound/outbound queue management (SMQ1/SMQ2), and mapping layer support across Message, ABAP, and Java Mapping.

Sr. ABAP Consultant Ajel Technologies Inc. (Client: GE Healthcare) Apr 2008 – Dec 2014

Long-term SAP ECC engagement — PBM healthcare integration, CIC enhancements, IDoc interfaces, and multi-module custom ABAP development.

•Delivered end-to-end PBM (Pharmacy Benefits Manager) integration: Sales Order Additional Data B screen, real-time ANS Healthcare adjudication via SAP PI, automated COPAY update, BADI for business-area-based order routing, and per-adjudication IDoc creation for audit trail.

•Developed GL Interface processing program creating IDocs from third-party GE system flat files, posting individual financial transactions via BAPI_ACC_DOCUMENT_POST with BTE extension for custom fields — running nightly in batch.

•Built RFC function modules exposing SAP business logic to GE IDX Web Services for SRC, IVR, COT, and replacement order creation across SAP ECC and GE IDX, using SAP PI as middleware.

•Implemented Handling Unit and Equipment Master Serial Number automation for Puerto Rico inbound processing, replacing manual serial number capture with IDoc-driven standalone HU and equipment master record creation.

•Modified CIC Shopping Cart and Benefits tabs to support PBM adjudication workflow; developed campaign reporting for sales activity generation and BAPI_CRMACT_CHANGE-based status updates.

•Developed conversion program migrating open orders and open quotations to GE system; built function module to calculate customer next order dates used across IVR, ZCIC0, and campaign programs.

SAP ABAP Developer British Petroleum (IBM India) Aug 2006 – Jan 2008

SAP ECC development for BP's global downstream and refining operations — FI/CO, SD, and BI-ABAP across multi-regional landscapes.

•Developed complete pricing master data interface covering suggested retail price, base/generic price, and customer-specific pricing data from core system to downstream systems.

•Built Credit/Debit memo request interface consuming Siebel data; billing documents for CR/DR memos generated via batch job following standard SAP FI accounting rules.

•Developed pricing dispute resolution enhancement allowing analysts to review disputed items by selection criteria and determine credit/collection action, streamlining the AR dispute management process.

•Implemented Business Transaction Event (BTE) to populate BSEG code block fields and offset accounting entries, replacing manual journal entry corrections for complex posting scenarios.

•Developed write-off batch report cross-referencing Dispute Management batch cases to identify and surface potential write-off items already in approval processing for the target period.

•Delivered FI forms development: modified ICB Statement SAP Script layout (triggered from FB12/F.61); built ABAP routines for BI 7.0 team integration; developed reports in AR, AP, PA, and GL areas.

•Implemented BADIs and enhancement projects for screen exits and field exits in AP, PA, and GL modules; developed condition record conversion program using BAPI_PRICES_CONDITIONS; applied OSS notes as required.

•Developed LSMW to update customer master header long text (XD02); built cost center creation conversion program using BAPI_COSTCENTER_CREATEMULTIPLE from Excel templates.

SAP ABAP Developer Mars / Masterfoods & Effem (Satyam India) Jan 2005 – Jul 2006

SAP ECC development for global consumer goods manufacturer — MM, SD, FI/CO reporting, EDI, and BI-ABAP integrations.

•Developed stock requirements report extending standard MD04 (MRP) to extract period totals across all plants for a given material — giving planners a consolidated multi-plant demand view.

•Developed Cash and Bank Book report displaying daily movements on cash and bank accounts for a specified month, including opening and closing balances by account — supporting FI period-end reporting.

•Built inbound (BDC) and outbound interfaces for external Essbase OLAP tool, passing profitability analysis data; loaded Excel-based budgets and GL history data into SAP via BDC automation.

•Developed gross profit margin analysis interactive report with drill-down to pricing condition records, cost, burden, and sales allowances; built revenue analysis reports with drill-down to invoice level by profit center and sales organization.

•Created fax radar IDOC-based report tracking successful and failed fax transmissions from users to suppliers, improving supplier communication audit trail.

•Modified SAP Script print program SAPFM06P and layout set MEDRUCK for Purchase Orders to include company logo, general instructions, Ship-To/Bill-To addresses, and payment/delivery terms.

•Developed BDC conversion program for MM02 to update Material Price Control and Plant-Specific Material Status; built RF-enabled module pool programs for inventory stock type changes and goods receipt posting.

•Developed Smartform for customer repayment requests showing open item details; modified Remittance Advice vendor form triggered from F110; applied OSS notes and worked on SPAU/SPDD during support pack upgrades.

TECHNICAL SKILLS

SAP Platforms

SAP S/4HANA, SAP CRM 7.4, SAP BTP (Cloud Foundry), RISE with SAP

ABAP / Dev

ABAP on HANA, OO ABAP, ABAP 7.5+, CDS Views, AMDP, SAP RAP, SAP Data Dictionary (DDIC), Web Dynpro, ALV Reports, Module Pools, SAP Scripts, Smartforms, Adobe Forms, Workflow, ABAP Query, Screen Painter

Fiori / UI

SAP Fiori (Certified), Fiori Elements, Adapt UI / Extensions, OData Services, NetWeaver Gateway, FPM / UIBB, Web Dynpro ABAP

Integration

SAP PI/PO, SAP Integration Suite (CPI), Integration Mesh, ALE/IDoc, Web Services, REST, OData, BAPI, RFC, BADI, User Exits, EDI (850/860/855/865), SAP API Management, API-First Design

Data Migration

SAP Data Migration Cockpit (DMC), LSMW, BDC, Custom ABAP Migration Programs, SQL Server Scripting, BAPI-based Conversion Programs

Upgrade & Quality

SPAU/SPDD Remediation, SAP Notes/OSS Notes Implementation, Clean Core Compliance, Runtime Analysis (SE30), SQL Trace (ST05)

Tools & IDEs

Eclipse / ADT, SOAP UI, JIRA, ServiceNow, Agile / Scrum

SAP Modules

SD, MM, FI/CO (AR, AP, GL, PA), PP, WM, PM, CS, CRM

EDUCATION & CERTIFICATION

Bachelor of Engineering (BE), Computer Science — Bangalore University, India

SAP Certified — Fiori Implementation and Configuration Certificate ID: 001*******

Contact this candidate