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Britannio Jarrett

Britannio Jarrett

Co‑founder & software engineer — automation, mobile & AI

britannio
United Kingdom
Joined January 2025
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Network

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Summary

Incurable builder and hackathon‑focused engineer: Britannio repeatedly appears as a hackathon participant and prize winner (UK's Shortest Hackathon, mechanistic-interpretability prize, and other AI hackathons). They use hackathons to prototype full products (e.g., merge-solve) and publish writeups on their personal site. britannio+1
Full‑stack mobile & front‑end developer with production experience: work on multiple mobile apps (Reflection.app and others listed on the personal site) and front‑end lead responsibilities indicate strengths in cross‑platform mobile UI and shipping product features to users. britannio+1
Experience in fintech automation from an internship at Wise: their Medium post describes building an ARUCS-based automation for BACS payment returns, spanning multiple microservices and shipping to production — showing practical backend and systems experience in a regulated payments environment. medium
Active open‑source and tooling contributor: public GitHub presence and references to developer tooling (Rama, merge-solve, repos on GitHub) indicate a habit of publishing code, libraries, and tooling that support collaboration and automation. github+1
Student leadership and project coordination: led University of Southampton group design projects (AugmentAero) and held technical lead roles in student developer communities, demonstrating the ability to lead multidisciplinary teams at the intersection of academia and product development. britannio+1

Work

Education

Projects

Writing

Rama Reviewed: A Breakthrough Paradigm in Software Engineering

December 1, 2023

Blog post on britannio.com discussing the 'Rama' project and related engineering ideas.

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Five tools that I recommend to students

October 1, 2023

Short guidance post aimed at students, hosted on the author's personal site.

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My experience as a Wise Engineering Intern

September 1, 2022

Personal account of a 12‑week software engineering internship at Wise (UK Core Team), describing project work on automating returns for invalid BACS payments and reflections on team structure and learning.

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Hobbies

Ultimate frisbee (listed as a favourite sport) and active participation in hackathons and maker/robotics events. github+2