João Esteves - Delta Engineer at Say It. Sorted

João Esteves

Delta Engineer at Say It. Sorted

London, England, United Kingdom

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Summary

👤

Senior

🎓

Top School

João Esteves is a Delta Engineer and entrepreneur with eight years of experience building data and AI-driven solutions across sustainability, supply chains, and travel services from London. He combines hands-on data engineering and ML research with product-led deployment experience—previously leading solution engineering at Optibus and OpenSC and founding travel and environmental ventures that turned ideas into operational platforms. Comfortable shipping backend features (including contributions to the popular Loritta Discord bot), João bridges technical depth with customer-facing solution design and field deployment. His background spans aerospace prototyping and advanced ML study at Harvard and Imperial, reflecting a habit of tackling complex physical and data systems end-to-end. Notably, he pairs startup grit with formal research training, routinely turning multidisciplinary curiosity into measurable social and environmental impact.

8 years of coding experience

9 years of employment as a software developer

Master's degree Aerospace Aeronautical and Astronautical Engineering, Master's degree Aerospace Aeronautical and Astronautical Engineering at Imperial College London

Advanced Space Academy Space Exploration, Advanced Space Academy Space Exploration at The University of Alabama in Huntsville

Full-Time Deep Learning Program Artificial Intelligence, Full-Time Deep Learning Program Artificial Intelligence at The Machine Learning Institute

Advanced Summer Course Mathematics, Advanced Summer Course Mathematics at Universidade do Porto

Language Course Foreign Languages Literatures and Linguistics, Language Course Foreign Languages Literatures and Linguistics at EF Language Abroad

Research Student Applied Computational Science - Machine Learning, Research Student Applied Computational Science - Machine Learning at Harvard University

English, Portuguese, Spanish

Github Skills (12)

kotlin10

javas10

bots10

java10

discord10

googlebot10

ktor9

i18n-node7

i18n-js7

i18next7

jetpack-compose3

compose3

Programming languages (7)

JavaShellC++CJavaScriptPythonKotlin

Github contributions (5)

LorittaBot/Loritta

Aug 2020 - Jan 2023

💁 A multipurpose, multilanguage, customizable, modular, and very cute bot for Discord! ~Making your server more awesome~

Role in this project:

Back-end Developer

Contributions:10 commits, 8 PRs, 1 push in 2 years 5 months

Contributions summary:João primarily contributed to the backend logic and functionality of the Discord bot. Their work included refactoring code to optimize performance, adding new features such as cube root calculation, and fixing minor bugs like the drake image. They also focused on event logging and updating the bot's configuration to reflect the badge system. The contributions demonstrate an understanding of the bot's codebase and how to maintain and improve its features.

discordbotdiscord-botcomposemoderation-bot

joaoesteves10/utad-lei

Oct 2022 - Dec 2022

Contributions:4 PRs, 46 pushes, 7 branches in 1 month

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