SAP S/4HANA Technical Developer (ABAP, Fiori and SAP BTP)

The organization is undertaking a strategic ERP modernization initiative to migrate its existing SAP ECC landscape to SAP S/4HANA. To support this transformation, the organization seeks an experienced SAP Technical Developer with strong expertise in ABAP development for HCM, SAP Fiori, and SAP Business Technology Platform (BTP).

The consultant will play a key role in assessing, remediating, redesigning, and developing custom SAP solutions to ensure compatibility with SAP S/4HANA and to enable the adoption of SAP?s modern architecture, user experience, and cloud extension capabilities.

Objective:
The objective of this assignment is to provide technical expertise and hands-on development support throughout the SAP ECC to SAP S/4HANA migration project, including custom code remediation, Fiori application development, SAP BTP extensions, integrations, testing, and post-go-live support.

Scope of Work:
The SAP S/4HANA Technical Developer will perform the following activities:

A. Support SAP ECC to S/4HANA Technical Migration of HCM modules including Payroll, Benefits, Time Management, Personnel Administration and ESS/MSS
? Conduct technical analysis of existing SAP ECC custom developments and identify impacts related to SAP S/4HANA conversion.
? Review and remediate custom code using SAP S/4HANA readiness and simplification assessment tools.

Analyze and adapt:
? Z-programs
? Reports
? Interfaces
? Enhancements
? User exits
? BAdIs
? Forms
? Batch jobs
? Workflows

? Support system conversion, testing, and cutover activities.
? Resolve technical issues identified during migration and testing phases.
? Collaborate with functional teams to assess and address business process impacts resulting from the migration.

B. ABAP Development and Modernization
? Develop, enhance, and optimize ABAP applications using SAP S/4HANA development standards.
? Refactor legacy ECC custom developments for HANA-optimized performance.

Design and develop:
? Object-Oriented ABAP solutions
? CDS Views
? AMDP procedures
? OData services
? RAP (RESTful ABAP Programming Model) applications

? Perform performance optimization leveraging SAP HANA capabilities.
? Develop and maintain APIs and integration services.

C. SAP Fiori Development
? Convert Processes and Forms Application based on Adobe Forms into Processes and Forms Application Fiori applications aligned with SAP S/4HANA business processes.
? Troubleshoot and resolve Fiori application issues.

D. SAP BTP Development and Extension

? Develop applications and services using the SAP Cloud Application Programming Model, including:
o Core Data Services data models;
o CAP services using Node.js and/or Java;
o Business logic, validations, actions, and event handling;
o REST and OData services; and
o Integration with SAP S/4HANA, SAP HANA Cloud, and other BTP services.

? Design and develop applications and services using the SAP RESTful Application Programming Model, including:
o CDS views and data models;
o Managed and unmanaged business objects;
o Behavior definitions and implementations;
o Validations, determinations, actions, and authorizations;
o Draft-enabled applications;
o OData services; and
o SAP Fiori elements applications

? Design, develop, and implement business processes and approval workflows using SAP Build Process Automation, including:
? Forms and approval tasks;
? Business rules and decisions;
? Multilevel and conditional approvals;
? Notifications, reminders, escalations, and substitutions;
? Workflow monitoring and audit trails; and
? Integration with SAP S/4HANA, SAP Build Apps, CAP, RAP, and external systems.
o Demonstrate and apply SAP Joule capabilities by developing or configuring Joule skills, conversational interactions, guided actions, development assistance, process automation, and relevant generative artificial intelligence use cases.
o Develop proofs of concept and working prototypes using SAP BTP, SAP Build, SAP Joule, CAP, RAP, and SAP Integration Suite to demonstrate potential business solutions.

E. Integration and Interface Development
? Develop and support integrations using:
? SAP Integration Suite
? REST APIs
? SOAP services
? OData services
? IDocs
? RFCs/BAPIs

? Support integration testing between SAP and external applications.
? Troubleshoot interface and middleware-related issues.

F. Testing, Deployment and Hypercare Support
? Prepare technical unit testing and integration testing documentation.
? Support system integration testing (SIT), user acceptance testing (UAT), and production deployment.
? Assist with cutover planning and execution.
? Provide post-go-live hypercare and production support.
? Resolve defects and technical issues within agreed service levels.

4. Deliverables:

The consultant shall provide:
? SAP S/4HANA custom code assessment and remediation reports.
? Technical design and architecture documents.
? Updated and optimized ABAP developments.
? SAP Fiori applications and configurations.
? SAP BTP applications, extensions, and integration solutions.
? Technical specifications and development documentation.
? Test scripts, test results, and defect resolution records.
? Knowledge transfer materials and technical handover documentation.
? Regular progress reports outlining completed work, risks, and recommendations.

5. Required Qualifications and Experience

Education
? Advanced university degree in Computer Science, Information Systems, Engineering, or a related field.
? Professional SAP certifications are highly desirable.

Experience:
? Minimum 7 years of SAP technical development experience.
? Minimum 3 years of experience supporting SAP S/4HANA implementations or migration projects.
? Proven experience with ECC to S/4HANA conversion projects.
? Extensive experience in SAP ABAP development and technical architecture.
? Hands-on experience developing SAP Fiori and SAPUI5 applications.
? Demonstrated experience with SAP Business Technology Platform (BTP).
? Experience with SAP integration technologies and middleware solutions.
? Experience working in large, complex enterprise environments.

Technical Competencies

Mandatory:
? SAP ABAP Objects
? SAP S/4HANA development
? OData Services
? SAP Gateway
? SAPUI5
? SAP Fiori Elements
? Fiori Launchpad
? SAP BTP
? SAP Business Application Studio
? SAP Integration Suite
? REST APIs
? IDocs, BAPIs and RFCs
? SAP HANA database concepts

Highly Desirable:
? RAP (RESTful ABAP Programming Model)
? CAP (Cloud Application Programming Model)
? SAP Build
? SAP Clean Core architecture
? SAP Cloud ALM
? SAP Activate methodology
? Experience with SAP HCM including Personnel Administration, Payroll, Benefits Time Management and Organizational Management

Competencies
? Strong analytical and troubleshooting skills.
? Excellent stakeholder management and communication skills.
? Ability to work effectively in cross-functional and multicultural teams.
? Strong documentation and knowledge-transfer capabilities.
? Ability to manage multiple priorities in a large transformation programme.
? Results-oriented with a focus on quality and continuous improvement.

Expected Outcomes
? Successful remediation and migration of SAP ECC custom developments to SAP S/4HANA.
? Deployment of modern SAP Fiori applications to improve user experience.
? Development of scalable extensions using SAP BTP while maintaining a clean-core S/4HANA architecture.
? Successful completion of testing, deployment, and stabilization activities.
? Enhanced system performance, maintainability, and future readiness of the ERP platform.

For Immediate Response call , or send your resume to

TRIGYN TECHNOLOGIES, INC. is an EQUAL OPPORTUNITY EMPLOYER and has been in business for 35 years. TRIGYN is an ISO 9001:2015, ISO 27001:2013 (ISMS),ISO 20000:2018 and CMMI Level 5 certified company.