Oskar Marelja

Software Developer & Data Engineer

Email: oskarmarelja@gmail.com | Phone: +420 603 180 003

About Me

I am a software developer with a well-rounded engineering background spanning from chemical engineering, fluid dynamics, and physical chemistry to low voltage electronics, computer architecture, sensorics, robotics, and programming. I have extensive experience in data engineering, application development, and deployment.

Skills

Everyday Programming Languages

  • Python
  • JavaScript
  • Bash

Frameworks

  • React
  • FastAPI
  • Flask
  • Django
  • Dash
  • Node.js
  • Vue.js
  • Express.js
  • Plotly Dash
  • Laravel

Libraries

  • NumPy
  • Pandas
  • Asyncio
  • Scikit Learn
  • TensorFlow
  • PyTorch
  • Plotly Express
  • Plotly
  • Matplotlib
  • Seaborn

Cloud Services

  • Google Cloud Platform
  • Azure
  • Hetzner

Database

  • PostgreSQL
  • MySQL
  • SQLite
  • ArangoDB
  • Redis
  • MongoDB

Version Control

  • Git
  • GitHub
  • GitLab

Education

  • MEng. in Cybernetics and Sensorics in Chemistry - University of Chemistry and Technology in Prague (2020 - 2022) Studied sensorics and system control. Performed research on ANN usage for sensorics and developed an Arduino system for laser system interaction.
  • BSc. in Nanotechnology in Chemical Engineering - University of Chemistry and Technology in Prague (2016 - 2020) Studied nanotechnology and chemical engineering. Developed a fluid flow model for a microfluidic device. Graduated with Honors.
  • BSc. in Nanosciences (Erasmus) - Hamburg University (2017 - 2018) Studied nanosciences - chemistry and physics of nanoparticles. Received Euro-Bachelor.

Experience

  • Python Developer at Semantic Visions (August 2022 - Present)
    Working on fullstack React, InstantAPI, PostgreSQL/ArangoDB, Google Cloud, Microsoft Azure, Apache Beam, and Google Dataflow. Focus on Python development, data transformations, pipeline development, and cloud migration.
    Semantic Visions
  • Data Scientist at Nula Advisory (October 2021 - March 2022)
    Developed data-extraction programs and web apps using Flask, Scikit-Learn, Dash, and Streamlit.
    Nula Advisory
  • Junior Data Scientist at Roivenue (June 2020 - October 2021)
    Created and maintained data pipelines, visualization apps using Plotly Dash, and automated data processing on Azure.
    Roivenue
  • Technical Assistant at UCT (October 2018 - June 2020)
    Developed a mathematical fluid flow model system utilizing advanced numerical techniques.
  • Technical Assistant at UCT (September 2016 - September 2017)
    Conducted research on the synthesis and optimization of iron-oxide nanoparticles.

Extra Activities

  • Sensorics Laboratory Project (2022) – Developed and implemented software and hardware for an automated Arduino system for laser system interaction at UCT.
  • Actively teaching and mentoring Python and software development students at Coderslab Academy
    Coderslab

Contact

If you’d like to get in touch, please email me at oskarmarelja@gmail.com or call +420 603 180 003.