DATA SCIENTIST & CLOUD ENGINEER

Stephen Brownsey

Senior Cloud and AI Engineer @ 4most

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About Me

Stephen Brownsey

Senior Cloud and AI Engineer

I'm a passionate data scientist and cloud engineer specializing in building scalable AI solutions and cloud infrastructure. With expertise spanning from machine learning operations to cloud architecture, I focus on transforming complex data challenges into actionable insights and efficient systems.

Currently working as a Senior Cloud and AI Engineer at 4most in London, I've successfully designed and deployed agentic workflows using cutting-edge LLM technologies, reduced operational costs by 75% through strategic cloud migrations, and built reusable ML frameworks that dramatically improve team productivity.

I'm passionate about leveraging AI and cloud technologies to solve real-world problems, whether it's building intelligent investment bots, creating educational platforms powered by AI, or developing comprehensive analytics systems processing millions of data points.

AI Competition Winner

Won internal AI competition with innovative LLM workflow solution

Cost Optimization

Reduced legacy system costs by 75% through strategic cloud migration

Team Leadership

Delivered training to 100+ consultants on ML and cloud technologies

Education & Expertise

Technical Focus: Machine Learning Operations, Cloud Architecture, Large Language Models, Data Engineering

Cloud Platforms: Azure, GCP, AWS, Databricks

Programming: Python, SQL, R, Java

Professional Experience

Senior Cloud and AI Engineer

July 2025 – Ongoing

4most • London

  • Reduced internal operations resourcing time from 20 minutes to seconds by designing and deploying an agentic workflow using Genie and LLMs within Databricks
  • Implemented MLflow within Databricks to streamline ML model tracking, versioning, and deployment
  • Won an internal AI competition resulting in financial reward and 6 weeks development time for MVP extension

Senior Cloud Engineer

September 2024 – July 2025

4most • London

  • Cut legacy system costs by 75% through migrating Azure VMs to Databricks
  • Managed setup and cost tracking for sandbox Databricks environment

Data Science Consultant

February 2023 – September 2024

4most • London

  • Built reusable ML frameworks reducing project onboarding time by 90%
  • Delivered monthly training sessions for 100+ consultants on Python, ML, and software engineering

Personal Projects

Price Data Analytics Platform

GCP • BigQuery • Cloud Functions

Used GCP's Cloud Functions and BigQuery to continually scrape and store over 500 million rows of price data. Built a comprehensive analytics platform for real-time price monitoring and trend analysis.

Python GCP BigQuery Cloud Functions

Gaming Investment Intelligence Bot

Databricks • LLMs • Discord Bot

Built DLT pipelines in Databricks to store price, highscore and drop-table information on a PC game to detect items to invest based on bot busting wipes and general trend analysis using an agentic workflow with LLMs and Genie spaces.

Python Databricks LLMs Discord API

AI-Powered Education Platform

LLMs • Web Application • Educational Technology

Developing an education app to provide tailored exam questions for a variety of subjects by utilising syllabuses, past papers, mark-schemes and additional materials where appropriate. Leveraging AI to create personalized learning experiences.

Python LLMs Web Development Educational AI

Technical Skills

Hover over skills to see them in action

Programming

Python
SQL
R
Java

Cloud Platforms

Databricks
Azure
GCP
AWS

AI & ML

ML Ops
RAG
LLMs
Genie

DevOps

IaC
Bicep
MLflow
DevOps

Get In Touch

Email

stephen@brownsey.co.uk

Phone

+44 7469 949803

GitHub

stephen-brownsey