Bartłomiej Święcki
Cloud Backend Software Engineer at Sonatus
Lower Silesian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolBartłomiej Święcki is a Cloud Backend Software Engineer with 13 years of experience building reliable, high-performance server and database systems. He currently works at Sonatus and previously served as a core immudb developer at Codenotary, where he improved the zero-trust immutable database’s core engine, fixed SQL client bugs, strengthened constraint validation, and implemented features like ALTER TABLE ADD COLUMN. His career spans low-level C++ sockets and Qt desktop applications to high-level PHP/Node backends, MySQL cluster administration, and cloud services at Opera and OVH. He combines systems-level instincts with cloud-native engineering, with a strong emphasis on data integrity, tamperproof storage and production reliability. He holds an M.Sc. in Computer Science from the Technical University of Wroclaw and is based in Lower Silesian Voivodeship, Poland.
13 years of coding experience
15 years of employment as a software developer
Technical University of Wroclaw, M.Sc., Computer Science, Technical University of Wroclaw, M.Sc., Computer Science at Technical University of Wroclaw
Polish, English
Stackoverflow
3,483reputation
568kreached
54answers
3questions
cakephp
top-5%
Github Skills (24)
databases10
data-structure10
go10
sql10
database-design10
data-structures10
relational-databases10
sql-database10
concurrency10
database10
testing9
cakephp9
socket-io9
nodejs9
embedded8
Programming languages (9)
Github contributions (5)
codenotary/immudb
Jun 2021 - Dec 2022
immudb - immutable database based on zero trust, SQL/Key-Value/Document model, tamperproof, data change history
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:15 releases, 501 reviews, 542 commits in 1 year 6 months
Contributions summary:Bartłomiej primarily focused on modifying and improving the `immuDB` database core. They addressed bugs in the interactive client's SQL commands, ensured the correct operation of read operations, improved the validation of constraints and the insertion of data. They worked on improving the system's overall consistency and reliability of the database operations and implemented features like the "ALTER TABLE ADD COLUMN" statement.
immudbauditablecryptographicintegritycompliance
byo/bswieckidev-blog
Jun 2019 - Jan 2023
Contributions:42 commits, 18 pushes, 2 branches in 3 years 7 months
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