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Data scientist and entrepreneur with a strong theoretical background.
Matthew Majewski
,
London, United Kingdom
Experience
Other titles
Skills
I'm offering
Experienced data scientist (PlayStation and Nectar Card), UCL computer science and University of Oxford economics graduate. Strong interest in technology, economics, investing, machine learning and entrepreneurship. Cofounder of Stasher.
Markets
United Kingdom
Language
German
Good
English
Fluently
Ready for
Available
My experience
2019 - 2019
internship
DATA SCIENCE AND VENTURE CAPITAL INTERN
PASSION CAPITAL.
Passion Capital's portfolio includes Monzo, Tide, Nested, Urban Massage and GoCardless.
- Worked half of the week taking startup pitches alone and alongside firm partners. Sourcing deals and evaluating startups.
- The other half working as a data scientist at Fundstack (fundstack.com) helping them with various projects.
- Worked half of the week taking startup pitches alone and alongside firm partners. Sourcing deals and evaluating startups.
- The other half working as a data scientist at Fundstack (fundstack.com) helping them with various projects.
Data Science, Startups, Sourcing, Science, Internal
2015 - 2018
job
COFOUNDER AND CPO - STASHER
STASHER.COM.
Founded and grew travel startup with 100,000 customers and services in UK, USA and most of mainland Europe to a
£3.3m valuation, raising £950k from venture capital. Heavily involved in tech, product and finance.
£3.3m valuation, raising £950k from venture capital. Heavily involved in tech, product and finance.
Websites, API, Finance, PLC, Ceo, Development, USA
2016 - 2017
job
Data Scientist
Nectar Card.
Nectar is a loyalty scheme across Sainsburys, eBay, BP, Amex and more. Part of an Agile team of 7 (2 data scientists, 3 data engineers, a principal data scientist and project manager) that developed and deployed end-to-end products.
- Built and productionised a customer interest segmentation tool using NLP, word vectors and web data.
- Built a data imputation library, which was productionised to infer missing customer data ( multiple versions incl. Bayes nets, xgboost).
- Involved in offer engine and a separate recommendation system for a partner.
- Used Python, Scala (mainly Spark and Spark SQL) and SQL, with aws EMR, EC2 and S3 daily.
- Built and productionised a customer interest segmentation tool using NLP, word vectors and web data.
- Built a data imputation library, which was productionised to infer missing customer data ( multiple versions incl. Bayes nets, xgboost).
- Involved in offer engine and a separate recommendation system for a partner.
- Used Python, Scala (mainly Spark and Spark SQL) and SQL, with aws EMR, EC2 and S3 daily.
Python, Scala, Machine learning, NLP
2016 - 2016
internship
DATA SCIENCE INTERN
SONY PLAYSTATION EU.
Completed my masters dissertation in the data science team, working on a cold start game recommender system based on NLP.
Data Science, NLP, Science, Internal
2015 - 2015
internship
RESEARCH INTERN
COMPLEXITY ECONOMICS.
INSTITUTE FOR NEW ECONOMIC THINKING, OXFORD UNIVERSITY
- Worked under Prof. Doyne Farmer (famous for beating roulette). The complexity economics team was funded to build an
agent-based simulation of the economy.
- Designed and coded an agent-based model of an auction with different actors; implemented a way of estimating true price using
a probabilistic programming language in Scala. Fully sponsored by the Ogden Trust to work in the complexity economics team.
- Worked under Prof. Doyne Farmer (famous for beating roulette). The complexity economics team was funded to build an
agent-based simulation of the economy.
- Designed and coded an agent-based model of an auction with different actors; implemented a way of estimating true price using
a probabilistic programming language in Scala. Fully sponsored by the Ogden Trust to work in the complexity economics team.
Research, Scala, Agent, Internal
My education
2015
-
2016
University College London
MSc, Business Analytics and Computer Science (Minor in Mining)
MSc, Business Analytics and Computer Science (Minor in Mining)
2012
-
2015
University of Oxford
Bachelors, Economics and Management
Bachelors, Economics and Management
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