Marijan Šteko

Technical Project Consultant

Omnidocs•  January 2022 - October 2022

Data analysis and transformations using Python and Excel in order to transfer templates and databases to a new verson of the platform. Training customers in using the new solution. Editing setups of MS Office templates configured in .json files using JMESPath and a proprietary tool built in C#. Learning C# and improving the tool itself in agile development.

Data Engineer

Eat Grim•  March 2021 - October 2021

Creating a supply form, implementing a database connected to it and automating the workflow via a data pipeline from suppliers, to product creation. This saved 60 work hours each month and improved business scalability. Designing customer surveys and analyzing collected data to identify customer segments using clustering. Presenting findings to management, which was used to create targeted products. Self-managing and wearing many hats as the only team member in tech.

Data Scientist

MXNEY•  October 2020 - December 2020

Building time-series prediction models for sales of webshops with increasing complexity from linear regression to decision trees with XGBoost. Finding ROI. Working on Google Analytics data. Presenting models to stakeholders and C-suite during due diligence process. Cleaning of sales and marketing data. Productivity analysis of Sales department and analysis of return on investment into clients. Measuring OKR's and growth.