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Advantage Smollan [2021-present]
- Senior Data Scientist
- Key technologies: Alteryx, Python, PySpark
- I am responsible for all of the Central data science products, with a remit that covers all of our European operating companies.
- I designed data products designed to be standardised and used across all markets.
- I led sessions to explain the Data Science products to stakeholders across the business from account executives to managing directors.
- I migrated our Alteryx processes to Azure Synapse and PySpark; recreating and refactoring existing products.
- I helped plan new products for the Central Data & Tech roadmap; I assisted with the creation of the Central Data & Tech five-year strategy.
- I contributed to working groups on the adoption of Generative AI within the business.
- I consulted with stakeholders throughout the business to improve existing processes and design bespoke solutions to their problems.
- I led interviews for roles in the Data team, mentored them, and directed their day-to-day work.
Incora (formally Pattonair) [2018-2021]
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Senior Machine Learning Analyst, Data Science
- Key technologies: Python, H2O, Graph DB
- I acted as Technical Lead for SIOP-related ML projects, driving the technical direction of the products, ensuring consistency of coding standards, and unifying the technical vision across multiple work streams.
- I built new machine learning models for forecasting customer demand and retuned existing models to ensure accuracy remained acceptable.
- I maintained the feature/issue log for BAU processes and ensured continual progress was made.
- I researched new technologies for improving processes and expanding capabilities.
- I helped scope out potential projects and refine suggestions for the Data Science roadmap.
- I mentored junior colleagues in the team and helped conduct interviews.
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Machine Learning Analyst, Forecasting, Planning, & Inventory
- Key technologies: Python, H2O SQL, MongoDB
- I built machine learning models for forecasting customers' item demand.
- I generated, maintained, and validated the results of monthly forecasts from existing models .
- I enforced data quality standards for the monthly forecasts and updated accuracy stats on customer accounts.
- I maintained documentation for the forecasting engine.
- I created tools for reporting system performance and forecasting recommendations both horizontally and vertically within the business.
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Data Analyst, Data Science
- Key technologies: WPS / SAS, T-SQL / MS SQL Server
- I maintained, created, and validated the results of annual data analysis for Experian data products, including ConsumerView and Mosaic segmentations.
- I maintained and created documentation for data products.
- I created a set of bespoke analytics on Experian's Financial Strategy Segments data product.
- I defined WPS coding standards and defined best practices for version control using Git.
- I enforced data quality standards and produced accuracy stats on data products.
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Data Developer, Data and Application Development
- Key technologies: Alteryx, T-SQL / MS SQL Server
- I designed and built core databases for the GDPR readiness project, Experian production platforms, and data products.
- I represented Experian at the neo4j developer conference.
- I supervised and guided junior colleagues' work, and advised senior colleagues, management, and stakeholders.
- I implemented, maintained, and supported data products including ConsumerView, Location Analyst, and Segmentation Portal.
- I analysed and audited data and specifications for Experian data products and production platforms.
- I created a range of documentation for development and operational teams.
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Data Analyst, Executive Project Management Office
- Key technologies: Excel, VBA
- I collated financial data to track positive and negative contributions to course and module income.
- I automated the generation of standardised reports and graphs based on the summary data (using VBA).
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Data Analyst, Market Intelligence Unit
- Key technologies: Excel, VBA
- I created dashboards to allow end users to access strategic slices of large datasets.
- I automated the generation of standardised reports and graphs based on the summary data.
- I created customisable graphs to allow end users to compare categories of their choice.
- I automated the modification of pivot tables within Excel.
- I extracted data from large collections of Excel files using VBA macros.
- Excel Programmer (Contract)
- Key technologies: Excel, VBA
- I used VBA and Excel formulae to generate monthly profit and loss account reports.
- I handled confidential financial data.
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Research Technician, School of Systems Engineering
- Maintenance of the RedGloo social network site.
- Assisted the Enable project.
- Ensuring audio files were correctly encoded and usable.
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Demonstrator / Tutor, School of Systems Engineering
- Supervising, supporting, and presenting C, C++, VBA, and Access lab sessions/lectures.