Sr. SAP Engineer - Core

You will work across the following areas

Do you have experience in UI?, 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., * 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

What You Bring

Core / Basic ABAP Developer 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

In addition to a competitive compensation package, Protera offers a company meal card, private health insurance, and an office full of complimentary snacks and coffee

Welcome to Protera Technologies, where we're reimagining how SAP-centric organizations work in the cloud. Since 1998, we've been pioneers in bringing SAP and related applications to the cloud-think Microsoft Azure and AWS. Our global crew, spanning the US with offices in Chicago (HQ), Athens, Greece, Barcelona, Spain and Mumbai, India, is on a mission to make IT smoother, faster, and more fun for our clients. But here's the thing: we're not your typical "serious tech company." While we're obsessed with delivering top-notch IT solutions, we're all about keeping it real, approachable, and enjoyable. We work hard, but we also play hard-whether we're collaborating on cloud optimizations, enhancing security, or just hanging out as a team. At Protera, we believe in empowering SAP-centric organizations with the best tools and tech to drive growth, and we love what we do. Our values? Simple: stay curious, stay authentic, and make meaningful connections. We celebrate wins big and small, whether it's a successful project or a fun team event. If you're looking for a place where tech and fun collide, come join us and see what makes Protera a great place to work.