Hi, I'm Sebastian
Full-stack developer skilled in React, Python, and Terraform. Graduate Software Engineer at NatWest Group. Previously at the Office for National Statistics.
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About

Full-stack developer focused on web applications and infrastructure. Working as a Graduate Software Engineer at NatWest Group. Graduated from the University of Leicester with a First-class honours degree (79.48% overall) in Computer Science. Previously worked as a SWE at the Office for National Statistics. Explore my top projects or other work.

Work Experience

Skills

React
Next.js
TypeScript
Node.js
Python
PostgreSQL
Docker
Top Projects

Check out my latest work

Selected projects I'm most proud of - click a card for screenshots, stack details, and write-ups.

Survey Kit

Survey Kit

Open-source React survey framework: mobile-first flow, WCAG 2.2 AA, JSON config, TypeScript, form/chat rendering modes, validation, progress…

ONS Tech Stack Visualiser

ONS Tech Stack Visualiser

Led MVP development to map ONS repositories, project and dependencies. ECS-hosted app (React/Node.js) deployed with Terraform IaC; used by 1…

ShowsFarm

ShowsFarm

SaaS platform for solo creators to generate, schedule, and publish TikTok carousels and YouTube Shorts from one dashboard. AI content genera…

LinkedIn Games Solver

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 t…

Projects & Hackathons

More things I've built

Additional client work, experiments and hackathon builds, each with a dedicated project page.

Olbia Pro

A real-time NFT mint monitor surfacing trending collections and runner alerts. Features a Next.js dashboard, Node.js backend, and paid Discord webhook alerts via on-chain payments.

Lattara.org

High-scale Twitter & YouTube scraping platform. Requires signup, paid via crypto. Outputs clean JSON for developers, analysts and prediction markets.

PlanBot

Participated in the Government Digital Service's x i.AI hackathon in Leeds. Within 24hrs we built a chatbot with ShadCN and Gemini to aid planning consultations and clients.

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.

Analytics Dashboard

Proof of concept for a project management platform with magic link authentication. Next.js, PostgreSQL.

Zero CMS

Content management system (PoC) for Zero Bank. Create, edit, delete FAQs and articles for customers to view. MongoDB, Express, React, Node.js.

IBM SkillsBuild Gamification

University coursework, group project using Scrum methodology. Created an application on top of the IBM SkillsBuild site with gamification elements as well as login, signup and profile sections.

Top Food Markets in London

A food market recommendation platform using the MERN stack. Users can sign up and rate food markets in London with intuitive UI and fast API.

CampusTalk

A university news platform using the MERN stack. Users can sign up, post news, and interact by liking or disliking posts with OTP verification.

SwapStuff

Exchange items among students using an in-app points system. React application developed within 4 days for a Hackathon, achieved top 5 ranking.

Contact

Get in Touch

Want to chat? Reach out on LinkedIn or email.

GitHub
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