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Kyra LuxKL

Kyra Lux

Software Engineer · Backend & DevOps

€650/day
Duisburg, DE
3-7 years

Average response time: 1 hour

About Kyra

Software engineer with a background in backend systems, DevOps, and bioinformatics.

I've worked in both research and industry: as a software engineer on production backend systems handling customer master data for an international company, and earlier as a researcher building data and ML pipelines in a bioinformatics context.

For the past two years I've also been building my own projects and coding with AI tools as part of my regular workflow. I work in whatever language the context calls for rather than sticking to one, and I'm used to a "you build it, you run it" approach: owning my services in production, managing deployments and migrations, and handling issues that come up and resolving them.


My experience includes:
  • improving and running a backend system for customer master data across a large microservice architecture, where services communicated over REST and Kafka
  • working on a migration of data services to GCP: evaluating data solutions (including the decision between Pub/Sub and Kafka), reworking deployment pipelines, and setting up the first environment
  • setting up CI/CD and containerized deployments with GitHub Actions, Docker and Kubernetes, including monitoring and alerting in Datadog
  • building a Python pipeline to extract and structure biology data from messy source material, and benchmarking ML algorithms in a research context

On my own I've also shipped two projects end to end:

  • Kennzeichenkarte.de, an interactive map of German licence plate districts, powered by a Python data pipeline. Open source and live, with daily users.
  • reDream, a minimal, privacy-first dream journal for Android, built with Flutter and published on the Play Store.

Worked with: Kotlin · Java · Spring · Kafka · ZooKeeper · Solr · Git

Available for freelance work, remote across Europe, or on-site near Duisburg, Germany.
  • German

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Duisburg (up to 30km)

Experience

  • Metronom/METRO digital
    Full-Stack Engineer
    RETAIL (LARGE RETAILERS)
    April 2019 - June 2023 (4 years and 2 months)
    Düsseldorf, Germany
    • Development and operation of a customer master data platform built on Kotlin and Java microservices with Spring boot, communicating over REST and Kafka
    • Country-by-country onboarding, keeping the old and new systems in sync at all times
    • Migration of services to Google Cloud Platform: evaluating data solutions, reworking deployment pipelines, and setting up the first environment
    • Monitoring and alerting in Datadog, and supporting disaster recovery planning
    • CI/CD and containerized deployments with GitHub Actions, Docker and Kubernetes
    Kotlin DevOps Google Cloud Platform (GCP) Kubernetes Microservices
  • Heinrich Heine University Düsseldorf
    PhD candidate
    RESEARCH
    October 2017 - March 2019 (1 year and 5 months)
    Düsseldorf, Germany
    • Independent research on predicting enzyme kinetic parameters
    • Built a machine learning pipeline, including algorithm benchmarking and feature engineering and selection
    • Assisted with teaching and student mentoring alongside research work
    Machine learning Python Bioinformatics Data science Data Engineer
  • Helmholtz Centre for Infection Research
    Research Assistant
    RESEARCH
    January 2015 - June 2016 (1 year and 5 months)
    Braunschweig, Germany
    • Bioinformatik research group
    • Continuation of Python pipeline work begun at the University of Düsseldorf
    • Contributed to three peer-reviewed publications through experiments, dataset assembly, and figure preparation
    Python Data visualization Bioinformatics ETL (Extract, Transform, Load) Processes Data Engineer

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Education

  • Promotion Informatik (abgebrochen)
    Universität Düsseldorf Arbeitsgruppe Computational Cell Biology
    2019
    Promotion Informatik (abgebrochen)
  • Master Informatik
    Universität Düsseldorf
    2017
    Master Informatik

Skill set

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