Simon St John-green
Technical Principal at Softwire
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSimon St John-green is a Technical Principal at Softwire with 11 years of progressive software engineering experience, rising from junior developer to lead and now owning technical delivery for data engineering projects. An ex-mathematician with a PhD, he combines rigorous analytical thinking with practical engineering judgement to design reliable data pipelines and solve tricky backend problems. He contributes to open-source tooling—improving pymssql’s bulk copy performance, documentation and memory behaviour—demonstrating a focus on efficient, production-ready data movement into MSSQL. Based in London, he balances hands-on coding with mentoring and technical leadership across client engagements, and brings an unusual depth in formal mathematics to real-world engineering trade-offs.
11 years of coding experience
8 years of employment as a software developer
High School, High School at Sir Thomas Rich's Grammar SchoolDoctor of Philosophy (PhD), Mathematics, Doctor of Philosophy (PhD), Mathematics at University of SouthamptonHigh School, High School at Pate's Grammar SchoolMaster's Degree, Mathematics, 1st, Master's Degree, Mathematics, 1st at University of Warwick
Stackoverflow
101reputation
0reached
0answers
0questions
Github Skills (9)
c1710
c1110
python10
mssql10
cython10
sql9
testing8
database-design8
documentation7
Programming languages (9)
Github contributions (5)
pymssql/pymssql
Nov 2020 - Nov 2020
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 2 PRs, 5 comments in 1 day
Contributions summary:Simon focused on improving the bulk copy functionality within the pymssql library, a Python interface for MSSQL. Their contributions involved refactoring the bulk copy context, updating documentation, and fixing issues that prevented the documentation from building. They also removed the accidental use of Python 3 features in tests and fixed memory leaks. These changes improve the reliability and usability of pymssql, particularly for efficient data loading into MSSQL databases.
python
SimonStJG/SimonStJG.github.io
Mar 2016 - Mar 2024
Contributions:61 pushes, 5 branches in 8 years 1 month
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