Sr. SAP Engineer - Core

Protera

6h•Hybrid

About The Position

The Senior SAP Engineer – Core will be responsible for designing, building, enhancing, and optimizing clean-core SAP S/4HANA extensions and ABAP‑based services across complex enterprise landscapes. This role requires deep hands‑on engineering capability, modern ABAP proficiency, and the ability to collaborate across SAP and BTP technology stacks. You will work across the following areas: Advanced ABAP OO development, including refactoring legacy custom code into modern, maintainable clean‑core patterns ABAP RESTful Application Programming Model (RAP) for both managed and unmanaged scenarios, including behavior definitions and service binding models CDS‑based domain modeling, including ABAP CDS, analytical/consumption views, annotations for OData/UI, and semantic modeling best practices OData V2/V4 service design, performance tuning, service exposure patterns, and backend optimization for scalable UI consumption SAP BTP integration patterns, spanning CAP ↔ ABAP interoperability, side‑by‑side extensions, event‑driven architectures, and hybrid S/4 + BTP design Event‑driven ABAP using Business Events, RAP event handlers, and event-based orchestration across systems Enterprise security architectures, including OAuth2 connectivity, principal propagation, role/authorization concepts, and secure extension strategies Performance and scalability optimization in S/4HANA, including SQL pushdown, AMDP considerations, memory/performance tracing, and advanced debugging Cross‑stack engineering collaboration with CAP/Node.js services, SAPUI5/Fiori teams, and the Integration Suite Modern debugging and distributed tracing, working across ABAP, SAP BTP services, and integration touchpoints Mentorship and engineering leadership, including code reviews, solution design support, and participation in architectural discussions This role requires strong technical leadership, hands‑on delivery, and the ability to shape high‑quality, clean‑core SAP solutions.

Requirements

Strong ABAP fundamentals (reports, classes, interfaces, enhancements, exits)
Proficiency with Open SQL, internal tables, and modularization concepts
Experience creating and consuming basic CDS views
Ability to consume and expose OData services at a foundational level
Solid debugging capabilities: ABAP debugger, dumps (ST22), performance analysis (SAT, SQL trace)
Familiarity with the S/4HANA data model, including key simplification topics
Experience with transport management and the SAP development lifecycle
Understanding of authorization concepts and security basics
Ability to follow clean-core principles and SAP’s extension guidelines

Responsibilities

Designing, building, enhancing, and optimizing clean-core SAP S/4HANA extensions and ABAP‑based services across complex enterprise landscapes
Advanced ABAP OO development, including refactoring legacy custom code into modern, maintainable clean‑core patterns
ABAP RESTful Application Programming Model (RAP) for both managed and unmanaged scenarios, including behavior definitions and service binding models
CDS‑based domain modeling, including ABAP CDS, analytical/consumption views, annotations for OData/UI, and semantic modeling best practices
OData V2/V4 service design, performance tuning, service exposure patterns, and backend optimization for scalable UI consumption
SAP BTP integration patterns, spanning CAP ↔ ABAP interoperability, side‑by‑side extensions, event‑driven architectures, and hybrid S/4 + BTP design
Event‑driven ABAP using Business Events, RAP event handlers, and event-based orchestration across systems
Enterprise security architectures, including OAuth2 connectivity, principal propagation, role/authorization concepts, and secure extension strategies
Performance and scalability optimization in S/4HANA, including SQL pushdown, AMDP considerations, memory/performance tracing, and advanced debugging
Cross‑stack engineering collaboration with CAP/Node.js services, SAPUI5/Fiori teams, and the Integration Suite
Modern debugging and distributed tracing, working across ABAP, SAP BTP services, and integration touchpoints
Mentorship and engineering leadership, including code reviews, solution design support, and participation in architectural discussions