
Sebastian Evison-Theo
Software Engineer

Sebastian Evison-Theo
Software Engineer
Full-stack developer focused on web applications and infrastructure. Currently working at the Office for National Statistics on web applications built in React, Python and Terraform.
Work
Office for National Statistics
Software Engineer | Sept. 2024 - Present
Built React/Python apps on AWS in an Agile team; authored Terraform modules, delivered multiple proof of concepts, and acted as lead developer supporting Head of Function.
Projects
Click on a project title to learn more.
Scraper.lol
High-scale Twitter & YouTube scraping platform. Requires signup, paid via crypto. Outputs clean JSON for developers and analysts.
ScanSave.In
1st place winner of the IBM x LeicesterCS Hackathon 2025. AI-powered app to track diet and spending by scanning barcodes. Next.js, Supabase, GeminiAI.
Bumpy.Pro
Depop bot automation tool to increase sales. Chrome extension (HTML and JS) and a web app (Next.js and MongoDB).
Voting Platform
Paid work creating a custom hub for NFT holders to participate in project decisions. Next.js, PostgreSQL.
LinkedIn Games Solver
An automated system that solves LinkedIn's daily games every morning at 8am. The frontend is built with Vite and deployed on Vercel, while the backend uses Python with Flask RESTX. A Selenium-wire bot, running on a Hetzner VPS, scrapes the answers and updates the solutions each day.
Education
University of Leicester
BSc Computer Science | Oct. 2022 - Present
Achieved 1st (76%) in 2nd Year. Currently on placement at ONS.
Cardiff High School
A-Levels | Sept. 2020 - July 2022
Computer Science (A), Maths (B), Physics (B)