About Thomas
A Data Specialist with over 2 years experience in both data analyst and data engineering tasks. Able to work on the full data pipeline from data extraction and transformation, to data warehouse/lakehouse management, and finally through to data visualisation in dashboards. Successfully managed multiple data projects independently and improved my work iteratively with feedback from a wide variety of stakeholders.
Experienced with a number of dashboard/data visualisation packages with a particular specialisation in Microsoft Power BI. Able to create highly interactive dashboards using this software thanks to a complete command of the DAX and Power Query M languages.
Able to use SQL to an advanced level across a range of dialects. Skilled in the use of python for data cleaning and preparation with NumPy and Pandas, large scale data processing using the PySpark library, data visualisation using matplotlib, and machine learning and statistical modelling with scikit-learn and statsmodels. Expert in a wide range of AWS services and holds the Cloud Practitioner Certification.
English
Native or bilingual
Can work on-site
London (up to 50km)
Experience
- Northvolt EttData AnalystFebruary 2024 - May 2025 (1 year and 3 months)Skellefteå, Sweden
- Collaborated on the development and maintenance of the organization's extensive data model using SQL and Data Build Tools.
- Designed and optimised queries for pulling the necessary data from our AWS Redshift data warehouse.
- Designed and maintained dashboards in Google Looker and Microsoft Power BI on crucial topics such as yield rates, output levels, machine downtime, and lead times.
- Worked on implementing a Statistical Process Control (SPC) streaming data solution that made use of TimescaleDB to help operators detect issues on the factory floor at short notice.
- Worked with the NoSQL database ElasticSearch.
- Utilised Microsoft Power Automate, alongside the organisation's streaming data, to send alerts when certain factory conditions were met to ensure process parameters were met.
- Board IntelligenceData AnalystOctober 2022 - December 2023 (1 year and 2 months)• Ingested data from multiple sources, including Salesforce, Hubspot, and the company's applications, into the data platform using APIs and Stitch Integrations.• Transformed large datasets using PySpark in AWS Glue, orchestrating complex workflows.• Managed the organization's Data Lakehouse setup in AWS Athena.• Used AWS Lake Formation to control data access at the row and column level, ensuring that the organisation's infosec requirements were met.• Developed and maintained Power BI dashboards to meet stakeholder needs in the Marketing, Sales, Platform, and Business Development teams.
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Education
- MScUniversity of Bath2022MSc
- BScNottingham Trent University2019BSc