CV

Remote · Freelance · Barcelona, Spain

Andrés JácomeSenior ABAP / SAP S/4HANA Consultant

I build the SAP S/4HANA backend behind business-critical processes: RAP services, CDS views, integrations and the custom code that keeps them running. Eight years across migrations, greenfield implementations and team leadership, in Europe, Latin America and North Africa.

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  FIELDS client, project, stack
  WHERE status = @abap_true
  INTO TABLE @DATA(lt_now).

" client  → Hilti
" project → Repair Order Creation (ROC) platform
" stack   → RAP · CDS · OData · BTP CAP

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Experience

Eight years shipping SAP backends

Z Dev

Senior ABAP / SAP S/4HANA Consultant · Feb 2024 – Present

  1. Apr 2025 – Presentnow

    Hilti · EU

    SAP S/4HANA Backend Developer — Repair Order Creation (ROC) platform

    • Own the S/4HANA backend of Hilti's ROC platform, exposing RAP-based OData services consumed by a BTP CAP application.
    • Cover the full repair lifecycle: notification creation, sales order processing, inbound delivery management and warranty replacement logic, across multiple market organizations.
    • Combine RAP and classic ABAP to extend functionality and keep integrations seamless.
    RAPODataCDSBTP CAPSDGlobal rollout
  2. Jul 2024 – Jun 2026

    Perrigo · EU

    ABAP Developer — SAP–Salesforce integration, waves 1–3 (ES, FR, IT, PT, BE, NL)

    • Designed a reusable ABAP OO model for SAP–Salesforce integration with proxies and IDocs, so every integration process follows the same design.
    • Wrote unit test classes covering all scenarios to minimize production errors.
    • Enhanced the standard SD flow in ECC to send data to Salesforce, working with Salesforce, SAP CPI and functional teams across country rollouts.
    ABAP OOIDocsProxiesSAP CPIABAP UnitSD
  3. Feb 2024 – Sep 2024

    Enafor · Algeria

    ABAP S/4HANA Developer — ECC → S/4HANA migration, led by Logient (Canada)

    • Supported the ECC to S/4HANA migration for an oil and gas company, with functional teams across SD, MM, HR and FI.
    • Adapted custom code, improved performance and replaced legacy ABAP queries with CDS views.
    S/4HANA migrationCustom codeCDSPerformance

IBM Argentina

ABAP Consultant → Development Lead · Jun 2018 – Dec 2023

  1. Oct 2022 – Dec 2023

    YPF · Argentina

    ABAP Development Lead — S/4HANA implementation, wave 2

    • Led a team of 12 ABAP developers: planning, resource allocation, requirement analysis, technical design and estimates.
    • Built solutions mainly with RAP, creating CDS views for Web API exposure and Fiori Elements apps.
    • Ran code reviews, quality assurance and mentoring across SD, MM, TD and TM.
    Team leadRAPFiori ElementsCode review
  2. Feb 2022 – Oct 2022

    Parque Arauco · Chile

    ABAP Senior Consultant — S/4HANA migration, dual maintenance

    • Adapted custom code and improved performance for S/4HANA; post go-live support across SD, FI, CO and RE.
    Dual maintenanceS/4HANA migration
  3. Aug 2021 – Feb 2022

    LATAM Airlines · Regional

    ABAP Semi-Senior Consultant — S/4HANA migration, dual maintenance

    • Adapted custom code for S/4HANA and built a tool to automate recurring processes.
    • Created CDS views for extractors feeding SAP PAPM.
    CDSSAP PAPMAutomation
  4. Jan 2021 – Aug 2021

    Alicorp · Regional

    ABAP Semi-Senior Consultant — S/4HANA implementation — Peru, Ecuador, Colombia, Honduras, Mexico

    • ABAP coordinator for the Argentine development team.
    • Delivered Ecuador payroll, Mexico e-invoicing, a GLP sales system, reporting CDS views and AMDP data modeling.
    AMDPE-invoicingHR / Payroll
  5. Feb 2020 – Jan 2021

    Kallpa · Peru

    ABAP Semi-Senior Developer — S/4HANA implementation

    • Reports, Adobe Forms, enhancements and BAdI implementations; an ABAP OO framework for ALV reporting and a SALV configurator.
    Adobe FormsBAdISALV
  6. Jun 2018 – Jan 2020

    IBM ABAP Factory · Argentina

    ABAP Junior Developer — Maintenance for YPF, Volkswagen, SAESA, Compensar, Lafrancol, Arauco, CMPC

    • Enhancements and new developments across SD, MM, FI, HR, PS, PM, PP, QM and IS-U.
    MaintenanceMulti-module

Before SAP: Genexus developer at Tekhne S.A. (2015 – 2017), building and maintaining business applications.

Skills

What I bring to a project

ABAP & S/4HANA

  • ABAP OO
  • RAP
  • CDS Views
  • OData / SAP Gateway
  • Fiori Elements
  • AMDP
  • Clean Core
  • ABAP Unit

Integration

  • IDocs
  • Proxies
  • SAP CPI
  • SAP–Salesforce
  • BTP CAP
  • EDI

Projects

  • S/4HANA migration
  • Greenfield implementation
  • Custom code adaptation
  • Performance tuning
  • WRICEF

Leadership

  • Team lead (12 devs)
  • Code review
  • Mentoring
  • Estimation
  • Agile / Scrum
SAP modules
SDMMFICOHRPMPPQMRETDTMIS-U

Credentials

Certified, and still learning

Certifications

  • SAP Certified Development Specialist — ABAP for SAP HANA 2.0Aug 2021
  • SAP Certified Development Associate — ABAP with SAP NetWeaver 7.50Jun 2020
  • AWS Certified Cloud Practitioner (course)2022

Education

  • Software Engineering · 42 Barcelona2023
  • Electromechanical Engineering · UADE2012 – 2019

Languages

  • SpanishNative
  • EnglishProfessional
  • FrenchProfessional

Contact

Have an SAP project in mind?

I'm open to remote freelance work on S/4HANA backends, RAP and CDS development, migrations and SAP integrations. Tell me a bit about the project and I'll get back to you.