Ahmad Hajjar

Angestellt, Senior Software Engineer, Otto GmbH & Co. KGaA
Abschluss: Bachelor of Science, University of Kalamoon
Hamburg, Germany

Fähigkeiten und Kenntnisse

Software Development
Computer Science
Information technology
Agile Development
Java
PHP
Spring Framework
Kotlin
MySQL
Software
C/C++
Engineering
Docker
Git
jQuery
Microservices
Hibernate
SQL
React
JavaScript
Backend
JEE
Apache Maven
Scrum
Linux
AWS
Database
English Language
API
Interface Design
PostgreSQL
CI/CD
REST
Jenkins
Cloud Computing
TDD
Business Analysis
Software Requirements Engineering
Software Architecture
Software Testing
Refactoring
ERP Implementation
BPMN 2.0
Web development
C#
Management
Project Management
Architecture
Team leadership
Team Lead
Team Leading

Werdegang

Berufserfahrung von Ahmad Hajjar

  • Current 3 years and 8 months, since Oct 2022

    Senior Software Engineer

    Otto GmbH & Co. KGaA

  • 3 years and 2 months, Aug 2019 - Sep 2022

    Senior Software Developer

    Dept Agency
  • 2 years and 8 months, Oct 2016 - May 2019

    Senior Software Engineer

    Inscale Asia Sdn. Bhd.

  • 1 year and 10 months, Dec 2014 - Sep 2016

    Lead Software Engineer

    Verve Technologies Sdn Bhd

    Led backend development of the Metabuyer platform, a RESTful Purchasing Requisition and PO system, improving reliability and UX. Mentored team members and guided software design for scalability and performance.

  • 2 years and 9 months, Mar 2012 - Nov 2014

    Lead Software Engineer

    Mobinets

    As a Team Leader, I managed development sprints, removed blockers, and provided architectural guidance. I contributed code, led reviews, and mentored the team on technical and communication skills. I designed scalable architectures, ensured code quality, maintained documentation and version control, provided project updates, improved team processes, and supported hiring efforts.

  • 11 months, May 2011 - Mar 2012

    Web Developer

    Voila Syria

  • 1 year and 9 months, Sep 2009 - May 2011

    IT Business Analyst

    Elixir for intelligent software

    Refactored and redesigned an HR system for better performance and scalability. Led system analysis, deployment, and support. Contributed to ERP development by building a framework that generated Java apps from diagrams. Delivered a standalone HR module and introduced a dynamic process integrator for real-time workflow changes without redeployment.

Ausbildung von Ahmad Hajjar

  • 5 years and 7 months, Sep 2003 - Mar 2009

    BSc in IT Engineering

    University of Kalamoon

    Comprehensive five-year engineering program with a strong focus on IT systems, software development, and network technologies. Graduated with a solid foundation in both theoretical and applied computer science and engineering principles.

Sprachen

  • French

    A1-A2 (Grundkenntnisse)

  • German

    B1-B2 (Gute Kenntnisse)

  • English

    C1 (Fließend)

  • Arabic

    C2 (Verhandlungssicher / Muttersprachlich)

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