van der Zee

Technology: Kubernetes

  • bol.com – Kotlin & React developer

    bol.com – Kotlin & React developer

    Between 2022 and 2024 I worked at bol.com (Utrecht) as a freelance Kotlin backend developer, first on a data migration project and later on platform services.

    Data migration (2022 – 2023)

    • Kotlin backend development for a large-scale data migration
    • Spring Boot, PostgreSQL, MS-SQL, Google Cloud, Kubernetes

    Platform services (2023 – 2024)

    • Kotlin backend development with Spring Boot
    • Google Cloud: Pub/Sub, Cloud Storage, BigQuery
    • Kubernetes, PostgreSQL
  • Ahold Delhaize – Java/Kotlin TechLead

    Ahold Delhaize – Java/Kotlin TechLead

    From 2017 to 2022 I worked as a Java/Kotlin tech lead at Ahold Nederland (Zaandam), leading backend development on a Kubernetes and Docker infrastructure with Spring Boot at its core.

    What I worked on

    • Java/Kotlin backend services on Kubernetes and Docker
    • Quarkus with MicroProfile as a Spring Boot alternative
    • Azure: Data Lake, Storage, Databricks, Kubernetes, Event Hub, Stream Analytics
    • Event streaming with Kafka, Avro, and Schema Registry
    • Frontend work in React, Redux, Axios, TypeScript, Bootstrap
    • Python, Scala, Groovy, Bash, and SQL tooling
    • Flutter mobile development