Joy K

About Joy K

I’m an SAP Developer with over 12 years of experience delivering enterprise-grade solutions across procurement, sales, and finance domains, currently specializing in cloud-native application development on SAP Business Technology Platform (BTP).My recent work focuses on building clean-core compliant extensions for SAP S/4HANA using ABAP RESTful Application Programming Model (RAP) and developing scalable services using SAP Cloud Application Programming Model (CAP) with Node.js. I have hands-on experience designing CDS-based data models, exposing OData services, and implementing side-by-side extensions to enable enterprise integrations.I have previously contributed to Greenfield SAP Ariba implementations by enhancing inbound and outbound Proxy and IDoc interfaces to support supply chain collaboration and procurement workflows. My experience also includes developing RFC-enabled APIs for Order-to-Cash automation and building Procure-to-Pay tool sets for sourcing and purchasing operations.Additionally, I have implemented SAP-integrated Vendor Invoice Management solutions, mobile warehouse applications with barcode and RFID-based tracking, and supported enterprise compliance initiatives in S/4HANA environments.

Experience

1. Application Engineer

   SAP

   Jan 2026 — Present · Bengaluru, IN

   Designed and developed ABAP-based provisioning solutions for SAP S/4HANA Public and Private Cloud within multi-tenant environments.Built clean-core compliant extensions using ABAP RESTful Application Programming Model (RAP).Developed communication configuration applications to validate communication arrangements and service integrations.Built cloud-native side-by-side extensions on SAP BTP using SAP Cloud Application Programming Model (CAP) with Node.js runtime.Developed CDS-based data models and exposed OData services for enterprise integrations.

Education

• St. Aloysius HSS, MarthandanThurai

  High School Diploma

• Manonmaniam Sundaranar University

  Bachelor of Science, Computer Science

  2005 — 2008

• Visvesvaraya Technological University

  Master of Computer Applications - MCA

  2008 — 2011

Skills

• Abap-Oo
• Abap
• Sap Netweaver
• Business Intelligence
• Sap Hana Modeling
• Dialog Programs
• Alv Reports
• Sap Lumira
• Odata
• Bapi
• Abap on Eclipse
• Sap
• Sap Bi
• Sap Netweaver Business Warehouse (Sap Bw)
• Sap Badi
• Ale/Idoc
• Sap Netweaver Gateway
• User Exits
• Data Dictionary
• Smartforms
• Bdc Programming
• Cds
• Remote Function Call (Rfc)
• Business Objects
• Erp