Israel Serrano

I am an ABAP developer with more than seven years of experience in implementations, upgrades, and support within ECC and S/4HANA environments, specializing in PP, SD, WM, EWM, QM, MM, and FI modules. My goal is to deliver robust and scalable solutions that align with real business processes.

Core technical expertise:

Advanced ABAP: BAPI, BADI, Enhancements, IDocs, Workflows, Radio Frequency (RF).

SAP Frontend: Floorplans and forms (Adobe, Smartforms, SAPscript).

S/4HANA: Core Data Services (CDS) and AMDP for efficient data modeling and performance optimization.

Highlighted projects:

Normon (2022): S/4 development (Floorplan, CDS, RF, BADI/BAPI, IDocs, Workflows) across EWM, WM, MM, SD, and FI. Implementation and technical documentation.

Avizor (2022): S/4 (CDS, RF, BADI/BAPI, IDocs, Forms) covering EWM, WM, MM, SD, FI. On-site implementation and support.

Colorobbia (2021): S/4 HANA upgrade with developments in WM, MM, SD, and FI.

Inshudpharma (2020–2021): S/4 implementation (BADI, BAPI, Enhancements, RF, IDocs).

Ubesol/Maverick (2020): S/4 upgrade with Floorplan, CDS, RF, BADI/BAPI, IDocs, AMDP, and Forms across EWM, WM, PP, MM, SD, and FI.

SAP Certifications:

SAP Certified Application Associate – ABAP (TAW12 750).

SAP Certified Application Associate – S/4HANA for Management Accounting (1709).

How I can support your project:

End-to-end assistance in ECC → S/4HANA migrations and implementations.

Integration development using IDoc/BAPI.

Performance optimization through CDS and AMDP.

Workflow automation and RF solutions for warehouse processes.

Corrective and evolutive support, including clear technical documentation and knowledge transfer.

Education and additional skills:

Bachelor’s in Multimedia Engineering and a Master’s in S/4HANA Finance & Controlling.

Additional programming knowledge: C++, JavaScript, HTML, PHP, Angular.

I am results-oriented, adaptable, and highly motivated to contribute to complex SAP projects.