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Zied KallelZK

Zied Kallel

Data Engineer

€770/day
Paris 14e Arrondissement, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Zied

Data/DevOps Engineer with 4 years of experience, a big fan of computer science. I have developed numerous applications for startups and worked for large groups (Engie, SoLocal, NTN...). My skill set includes: back-end development (Java, Python, NodeJs, ...), Infrastructure as Code (DevOps), data analysis and exploitation (Data Engineer).
  • English

    Fluent

  • Arabic

    Native or bilingual

  • French

    Native or bilingual

Can work on-site
Paris 14e Arrondissement (up to 50km), Paris (up to 20km)

Experience

  • Bpifrance
    Technical Lead
    BANKING AND INSURANCE
    July 2022 - Today (3 years and 11 months)
    Paris, France
    Responsible for delivering cross-functional data architectures and optimized processes.
    • Hire, manage, and develop a team of 8 data engineering and business analysts staff.
    • Work collaboratively with product managers, product owners, and other Tech leaders to develop customer
    • focus product
    • Apply a data-driven approach to inform decision-making, by implementing Observability in software
    • development, maintenance, and customer behavior.
    • Facilitated Agile (SAFe) processes by writing and prioritizing technical tickets, leading sprint planning,
    • feature alignment, and project tracking.
    • Lead onboarding, and one-on-one coaching for team members, fostering professional development and
    • technical growth.
    • Orchestrated automated data pipelines through Airflow and Step Functions, optimizing data flow for better
    • performance.
    • Established CI/CD pipelines with GitLab and Jenkins, automating deployment processes for improved
    • delivery efficiency.
    • Built real-time data ingestion with Kafka and Spring Boot, exposing data via APIs for immediate access.
    • Integrated AI tools such as ChatGPT, GitHub Copilot, and AWS Bedrock to improve team productivity and support innovation.
    Technical Environment: AWS, Python, Java, Kafka, Kubernetes, Docker, Terraform, Jenkins, Datadog, ELK.
    Data Engineer Spark Pandas Team management Python Kubernetes
  • BLOOP
    Technical Advisor
    TECH
    January 2023 - June 2023 (5 months)
    Paris, France
    • Assist the founder with technical and implementation decisions.
    • Optimized operational costs while maintaining flexibility for vertical and horizontal scalability in big data applications.
    Technical Environment: AWS, Kubernetes, Python, JavaScript(NestJS), AtlasDB, Terraform, Flutter, DataDog, React.
    Terraform Datadog
  • IQVIA
    Cloud Engineer
    HEALTH AND WELLNESS
    January 2022 - July 2022 (6 months)
    Paris, France
    Supported cloud infrastructure design for a healthcare data platform, ensuring secure, scalable, and cost-efficient
    data solutions.
    • Led the onboarding and training of new hires, ensuring seamless integration and rapid project contributions in a fully remote, globally distributed team.
    • Built and managed Azure cloud infrastructure projects with Terraform, ensuring scalability and security.
    • Developed robust microservices in Golang and deployed them on Kubernetes to ensure resilience and
    • availability.
    • Implemented and optimized event-driven architecture using Temporal, enabling robust handling of asynchronous, stateful workflows.
    • Established CI/CD pipelines with Azure DevOps, enabling efficient, secure application deployment.

    Technical Environment: Azure, Go, Kubernetes, Temporal, Docker, Azure DevOps.
    Terraform Microsoft Azure Azure DevOps Kubernetes GO

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Education

  • Engineer’s Degree in Computer Science
    UTBM
    2016
    Specialization in large-scale application design and deployment.

Certifications

  • Exercising Leadership: Foundational Principles (EDX Harvard - LEAD1)
    EDX Harvard
    2024
    Team Leadership Team management
  • Certified Kubernetes Administrator (CKA)
    The Linux Foundation and the Cloud Native Computing Foundation (CNCF)
    2024
    Kubernets devops kubernetes

Skill set

Categories