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Tolly Vellis
Analytics Engineer @Simply Wall St
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WORK HISTORY
Analytics Engineer @Simply Wall St
Working for fintech start-up in the Product & Growth + Data area:• Creates integrated data pipelines (via Snowflake) using SQL and python to generate up-to-date insights into user behaviour.• Designs and deploys web scrapers to retrieve external data on a mass scale, which is then cleaned and analysed to support companywide initiatives.• Utilises generative AI and prompt engineering best-practises on various external facing projects.
EDUCATION
UNSW
Bachelor of Chemical Engineering (B.Ch.)
Nowra High School
HSC
SKILLS
ABOUT TOLLY VELLIS
Curiosity: it is an attribute that has driven my entire life. I believe that curiosity is all about having a passion for discovering the way things work and tackling the problems that shape the world today.Working in the data field, for me, is how I exercise that curiosity in my day to day. Whether it\'s.• performing analytical deep dives using python, Hex, and SQL to understand why growth exploded last month • running end-to-end A/B tests to discover the superior pricing plan option• building and deploying ML models to determine likelihood of user churn• transforming data in dbt to squeeze out that little bit of extra runtime optimisation• designing and deploying web scrapers to open up access to new data sources• leveraging generative AI and prompt engineering on innovative greenfield projects• or just presenting cool trends in engaging ways to stakeholders.I always leverage my passion, experience, and technical know-how to drive awesome results in whatever project I get my hands on.So if you’re as excited about data as I am, or are simply curious to find out exactly what your data can do for you, feel free to reach out.
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