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Abdul ChribatiAC

Abdul Chribati

Data Engineer

750 €/Tag
Köln, DE
3-7 Jahre

Durchschnittliche Reaktionszeit: 1h

Über Abdul

Hey, I’m Abdul, a freelance backend engineer helping startups launch fast, scalable, and clean backend systems.

I specialize in building modern APIs, data pipelines, and microservices that are easy to maintain and ready for production.

From MVP to production, I deliver FastAPI-based backends, Kafka-driven event systems, and optimized PostgreSQL architectures, always with a focus on data quality and pragmatic delivery.

What I can help you with:
• Building backend APIs (FastAPI, Python)
• Kafka-based event processing & microservice design
• PostgreSQL data modeling & optimization
• Dockerization & CI/CD workflows (GitHub Actions, etc.)
• Backend architecture for MVPs and data-driven products

With years of experience in data-heavy applications, I’m used to working with cross-functional teams and moving fast, without sacrificing quality.

Available for freelance projects (remote, English/German). Let’s talk!
  • Deutsch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

  • Arabisch

    Muttersprachlich oder zweisprachig

Vor Ort möglich
Köln (bis zu 50 km)

Projekt- und Berufserfahrung

  • @ TeamBank AG
    Data Engineer
    Juli 2024 - Heute (1 Jahr und 11 Monate)
    Developed and maintained automated ETL/ELT pipelines using AbInitio, Python, and Bash, reducing manual intervention and increasing throughput by 40%. Diagnosed and resolved data pipeline failures across staging, core, and mart layers to enhance reliability. Maintained multiple environments and automated data processing workflows, ensuring seamless loading into staging and core tables. Collaborated closely with analytics, QA, and client-facing teams to align data pipelines with reporting needs, ensuring data integrity across departments. Technologies & Tools: Python, Abinitio, Bash, SQL, Jenkins, Exasol, SAP PowerDesigner, DBVisualizer.
  • Digital Sofort Card @ S-Payment GmbH
    QA Engineer
    Mai 2023 - Juni 2024 (1 Jahr und 1 Monat)
    Performed functional testing of data models and transformation APIs to ensure reliable and scalable data transport across systems. Built a QA Management framework using Python, Pytest, AWS, Cypress and Cucumber to automate validation of data transformations prior to deployment. Evaluated and prototyped Kafka integration. Integrated Test Driven Development (TDD) in QA workflows, developing test cases and data mocks prior to implementation to validate transformations. Technologies & Tools: Python, Java, Javascript, Apache Airflow, AWS (S3) Docker, Kafka, Selenium, Jira, XRay.
  • Central Payment Platform @ S-Payment GmbH
    QA Engineer
    Oktober 2022 - April 2023 (6 Monate)
    Developed automated validation pipelines using Python, PySpark, and Airflow. Built scalable testing frameworks with Cypress and Cucumber, increasing release confidence by 30% Designed asynchronous CRUD APIs with FastAPI to improve response times and handle concurrent requests efficiently. Built containerized CI/CD pipelines with Docker and Jenkins, enabling scalable, reliable deployments.

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Ausbildung und Abschlüsse

  • Bachelor of Science in Computer Science
    Technical University of Dortmund
    2021
    Bachelor of Science in Computer Science
  • Certified Professional for Requirements Engineering Foundation Level
    CPRE
    Certified Professional for Requirements Engineering Foundation Level

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