Danny Jones - Staff Data Engineer

Danny Jones

Staff Data Engineer

London, England, United Kingdom

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Summary

🤩

Rockstar

🎓

Top School

Danny Jones is a Staff Data Engineer based in London with five years of hands-on experience building scalable data platforms and production ETL pipelines, currently leading data engineering at Deliveroo. He has a strong background migrating large-scale data platforms to the cloud, automating pipeline generation to cut development time dramatically, and delivering pragmatic infrastructure-as-code solutions for finance and public sector clients. As a long-term maintainer and contributor to the popular open-source SQLFluff project, he’s improved Postgres dialect support and parser performance—bringing real-world SQL tooling expertise to his teams. Danny combines a physics degree mindset with practical engineering: he’s comfortable with low-level data geometry work, complex SQL, and end-to-end pipeline automation, and he’s known for turning repetitive tasks into reliable, tested tooling.

5 years of coding experience

8 years of employment as a software developer

High School A Levels, High School A Levels at Brine Leas Sixth Form

Bachelor’s Degree Physics, Bachelor’s Degree Physics at University of Kentucky

Bachelor of Science (BSc) Physics, Bachelor of Science (BSc) Physics at Lancaster University

English

Github Skills (4)

postgresql10

sql10

python9

code-formatting8

Programming languages (1)

Python

Github contributions (5)

sqlfluff/sqlfluff

Aug 2021 - Jan 2023

A modular SQL linter and auto-formatter with support for multiple dialects and templated code.

Role in this project:

Back-end Developer

Contributions:867 reviews, 58 commits, 496 PRs in 1 year 5 months

Contributions summary:Danny made several contributions to improve the SQLFluff project, focusing on the Postgres dialect. They implemented support for new Postgres features such as functions, "ALTER TABLE" enhancements, and "CREATE/ALTER/DROP SEQUENCE" statements. They also addressed various bugs and made style changes throughout the codebase.

dialectslinterpypisql-lintertemplated

WittierDinosaur/sqlfluff

Aug 2021 - Mar 2023

A SQL linter and auto-formatter for Humans

Contributions:146 pushes, 46 branches in 1 year 6 months

lintersql-lintersqlauto-formatterfor-humans

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