Olle Hammarström
About Olle Hammarström
Olle Hammarström is a Senior Data Engineer with a background in Mathematics and Computer Science from Nottingham Trent University. He has extensive experience in data engineering and analysis, having worked for various companies including RVU and Banked.
Current Role at Banked
Olle Hammarström serves as a Senior Data Engineer at Banked since 2023. In this role, he focuses on automating data processes to enhance team efficiency and prevent bottlenecks. His responsibilities include integrating event-based data sources with traditional transactional databases within a Google Cloud Platform (GCP)-based data function. He also emphasizes building tooling and frameworks that simplify contributions to the data stack for team members with varying levels of experience.
Previous Experience at RVU
Olle Hammarström worked at RVU in multiple capacities. He served as a Senior Data Engineer from 2021 to 2023, where he developed an in-house anomaly detection framework as part of data quality monitoring initiatives. Prior to that, he held the position of Data Engineer from 2019 to 2021 and worked as a Data Analyst for four months in 2019. His roles involved utilizing dbt and Great Expectations for custom testing in data quality monitoring.
Educational Background
Olle Hammarström studied Mathematics and Computer Science at Nottingham Trent University, earning a Bachelor of Science (BSc) from 2011 to 2014. He also attended Stockholm University, where he studied Journalism for one year from 2010 to 2011. Additionally, he worked as an Undergraduate Researcher at Nottingham Trent University for two months in 2013.
Career Progression in Revenue Management
Olle Hammarström has experience in revenue management roles across various organizations. He worked as a Revenue Management Analyst at Avis Budget Group International from 2016 to 2018 and at Village Hotels in two separate roles: first as a Revenue Management Analyst in 2018 for ten months, and later as a Senior Analyst in Revenue Management for six months in 2019. His work in these positions contributed to data-driven decision-making in revenue strategies.
Early Career and Tutoring Experience
Before his roles in data engineering and revenue management, Olle Hammarström worked as a Private Tutor at TopGrade AB for nine months in 2014. He also held a position in customer service at mySafety AB for two months in 2012 and worked in retail support at PostNord from 2015 to 2016. These early experiences contributed to his skill set in communication and customer interaction.