Szymon Sztuka
Staff Software Engineer, R3 Labs
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolSzymon Sztuka is a seasoned Staff Software Engineer with over a decade of experience building and modernizing backend systems, currently leading engineering efforts at R3 Labs in London. He has deep expertise in distributed systems and blockchain infrastructure, contributing significant refactors and Hibernate-based migrations to the widely used open-source Corda platform’s node and finance modules. His career spans high-throughput financial data engineering at ICE and Bloomberg PolarLake to security-conscious product work at Mimecast, reflecting a strong focus on reliability, performance, and maintainability. Known for improving core platform error handling and attachment/versioning capabilities, he blends hands-on coding with architectural leadership across long-running, production-critical codebases.
10 years of coding experience
18 years of employment as a software developer
Master of Science (MSc) Computer Software Engineering Faculty Of Computer Science and Management, Master of Science (MSc) Computer Software Engineering Faculty Of Computer Science and Management at Wrocław University of Science and Technology
Github Skills (12)
javas10
databases10
hibernate10
postgresql10
java10
corda10
database10
finance9
api8
apim8
liquibase8
api-design8
Programming languages (6)
Github contributions (5)
corda/corda
Jun 2017 - Oct 2019
Corda is an open source blockchain project, designed for business from the start. Only Corda allows you to build interoperable blockchain networks that transact in strict privacy. Corda's smart contract technology allows businesses to transact directly, with value.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 reviews, 141 commits, 240 PRs in 2 years 5 months
Contributions summary:Szymon primarily focused on updating and refactoring core aspects of the Corda codebase, specifically within the node and finance modules. Their contributions involved migrating various services (e.g., messaging, network map, uniqueness provider) to use Hibernate, and refactoring the code to improve code quality, performance and maintainability. Additionally, the user contributed to the attachment versioning functionality by enabling to retrieve and update attachments as needed, as well as improved the error messages.
interoperabledltsmart-contractprivacytransact
EarthLedger/corda
Aug 2017 - Aug 2017
Contributions:46 commits in 14 days
financialinstitutionslegalagreementsethereum
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.