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Jack DemirjiJD

Jack Demirji

SAP ABAP Senior Consultant

€345/day
São Paulo, BR
8-15 years

Average response time: 1 hour

About Jack

Senior SAP ABAP Consultant with 8+ years of experience delivering high-quality developments across S/4HANA and ECC. I build stable, scalable, and performance-driven SAP solutions with strong focus on clean extensibility, reliability, and business value. My background includes end-to-end development, complex integrations, enhancements, debugging, workflow automation, and technical optimization in global environments.

I work across ABAP OO, OData services, CDS views, BAPIs, BADIs, user exits, proxies, AMDP, and custom objects. I also deliver structured integration scenarios using PI/PO (REST, SOAP, JSON/XML), as well as troubleshooting and performance tuning for high-volume systems. My earlier experience in Business Intelligence adds strong analytical capabilities and structured problem solving.

Core Services:
• ABAP development: reports, interfaces, enhancements, forms, conversions
• S/4HANA development: OData, CDS, AMDP, Fiori back-end logic
• PI/PO: REST/SOAP integrations, mapping, monitoring, issue resolution
• Code optimization and performance tuning
• Technical support across MM, SD, FI, PP

Why clients work with me:
• Senior-level delivery with enterprise standards
• Reliable communication and proactive issue ownership
• Clean, documented, and maintainable code
• Fast turnaround and flexible engagement models
• Experience working with multiple countries and cross-functional teams

Available for freelance, project-based, or ongoing SAP development support. If you need strong technical delivery and stable, production-ready solutions, I can help.
  • Arabic

    Native or bilingual

  • English

    Fluent

  • Portuguese

    Fluent

  • French

    Conversational

Remote only
Primarily works remotely

Experience

  • SUCAFINA
    Senior SAP ABAP Consultant
    April 2021 - Today (5 years and 2 months)
    São Paulo, Brazil
    Senior SAP ABAP Consultant driving high-impact technical delivery across S/4HANA and hybrid landscapes, with ownership of scalable architecture, integrations, and performance-driven solutions. Experienced in delivering solutions in highly regulated, data-intensive environments with complex value chain operations.
    • Designed and maintained PI/PO integration flows for high-volume, mission critical interfaces.
    • Drove clean core strategies, performance optimization, and solution governance.
    • Conducted advanced root-cause analysis and resolved complex production issues.
    • Partnered with architects, functional leads, and integration teams to ensure end-to-end delivery quality.
    • Performed code reviews, enforced development standards, and provided technical mentoring.
    • Supported international programs with distributed teams and multi-country deployments.
    ODATA Services SAP ABAP CDS Views Integration REST
  • Sucafina
    SAP ABAP Consultant
    March 2018 - March 2021 (3 years)
    Beirut, Lebanon
    Contributions:
    • Developed ABAP Objects, OData services, CDS views, ALVs, forms, user exits, BAdIs, and custom reports.
    • Executed deep-dive debugging, issue resolution, and performance tuning across core modules.
    • Supported PI/PO interfaces, IDoc processing, BAPI/RFC integrations, and cross-system data flows.
    • Delivered enhancements ensuring clean extensibility and alignment with business processes.
    • Collaborated with functional teams to translate requirements into technical specifications.
    • Contributed to system stability, regression readiness, and production support activities.
  • Malia Group
    Senior Solution Developer
    May 2017 - February 2018 (9 months)
    Beirut, Lebanon
    tasks to
    • Lead the Business Intelligence Tasks and Assignments:
    • Create the Data warehouse Design for the Oracle R12 Modules (Sales, Inventory, Purchase Orders, etc ..) and other in-house developed applications.
    • Ensure a Quick Update for the Data Warehouse by creating Automated Processes using ETL Tools ( ODI - Oracle Data Integrator and SSIS) , PL/SQL and Transact SQL
    • Ensure the Data Integrity
    • Develop Dashboards using Qlik Sense
    • Automate the Back up of all the Qlik Sense applications
    • Manage the Access Right for all the business users on Data and Application Level.

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Education

  • Bachelor
    Lebanese University Facutly of Sciences
    2009
    Bachelor

Skill set

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