About me

Hi there, I'm Theodros Zelleke, a full-stack software engineer with expertise in building data science solutions, backends, microservices and devops.

I have a strong background in data processing in scientific contexts with several years of experience doing data extraction, cleaning, analysis and visualization.

I am passionate about up-and-coming trends and have a good knowledge of emerging technologies.

I live in Düsseldorf, Germany.

Technological Experience
Core Technologies:Git, Docker
Frameworks:Laravel, FastAPI, Flask
Cloud (AWS):DynamoDb, Lambda, SQS, S3
Data:pandas, PostgreSQL, SQLite
Frontend:Vue, React, Lodash, jQuery, Bootstrap, Sass
Programming Languages:Python, JavaScript, PHP, SQL, PL/pgSQL, Bash

Professional Experience

  • onOffice GmbH

    Software Engineer, March 2022 - August 2022

  • edu-sharing.net

    Data Engineer (Metadata), August 2021 - November 2021

    Developed a data processing pipeline and REST-API. Primary technologies were FastAPI, dbt, PostgreSQL, ElasticSearch, Docker.

  • Freelance Software Engineer

    since November 2019

    Design and development of administrative web applications for small businesses with Laravel, Vue, PostgresSQL.


    Software Engineer, February 2018 - September 2019

    Build out interactive marketing pages, frontend architecture. Primary technologies were Laravel, Vue, Bootstrap, Docker.


  • PhD Chemistry

    Ruhr-Universität Bochum/Germany, 2018

  • B.Sc. IT Security

    Ruhr-Universität Bochum/Germany, 2017