Jean Browne
Senior Software Engineer, SQL Developer Experience at Google
Zurich, Zurich, Switzerland
Summary
👤
Senior🎓
Top SchoolJean Browne is a Senior Software Engineer and Tech Lead with 16 years of experience building reliable, scalable infrastructure and developer tooling, currently driving SQL developer experience at Google from Zurich. He led the design and implementation of a major SQL language extension and high-performance parsers that power Intellisense for 100k daily users and influenced external systems like Databricks and DuckDB. His work spans release automation and production reliability at BigQuery and Search, where he scaled critical pipelines, reduced toil, and saved datacenter resources through PGO and automation. Jean combines deep systems thinking with hands-on engineering—writing grammars, parser learning tools, and corpora pipelines that parse 50k SQL sources/s—to close the gap between language design and editor UX. He mentors engineers and authored internal courses that broaden adoption of safer, more maintainable SQL patterns. A practical problem-solver, he repeatedly turns observability and data analysis into actionable product and tooling improvements that large teams can adopt.
16 years of coding experience
8 years of employment as a software developer
Université de Technologie de Compiègne (UTC)
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (24)
appliance9
command-line9
golang9
cobra9
cli9
google-search9
go8
posix8
cli-app8
subcommands8
restructuredtext8
lexer7
markdown7
google7
documentation-generator7
Programming languages (4)
Github contributions (5)
jdb/papillon
Jul 2018 - Oct 2018
Series of Python exercices
Contributions:30 commits, 9 PRs, 18 pushes in 3 months
python
jdb/textmapper
Oct 2022 - Nov 2025
Lexer and Parser generator
Contributions:13 pushes, 7 branches in 3 years
lexnfacobolparser-generatordfa
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