Adam Cimarosti
Senior Software Engineer at Rerun
Stony Stratford, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolAdam Cimarosti is a Senior Software Engineer with 10+ years building low-latency, mission-critical systems and database internals in C, C++, Rust, Python and more. He has designed and implemented two databases and contributed backend fixes and performance metrics (including write amplification) to the high-performance open-source time-series database QuestDB. His career spans quant trading and enterprise finance at Morgan Stanley, Bank of America and WorldQuant where he engineered ticking data engines, streaming array processing and binary serialization for microsecond-scale systems. Adam also authors a distributed-systems testing library and places a strong emphasis on software correctness and deployable reliability. Based in Stony Stratford, he combines deep systems-level expertise with practical deployment experience across globally distributed user bases. An often-unseen strength is his focus on configuration and installation validation to reduce real-world operational failures.
10 years of coding experience
19 years of employment as a software developer
BSc, Computer Science, BSc, Computer Science at Brunel University of London
Italian, English
Github Skills (9)
timeseries-database10
databases10
time-series10
c-language10
cprogramming-language10
database10
performance-optimization9
configuration-management9
sql8
Programming languages (17)
Github contributions (5)
questdb/questdb
Mar 2022 - Jan 2023
QuestDB is a high performance, open-source, time-series database
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:293 reviews, 33 commits, 74 PRs in 10 months
Contributions summary:Adam's commits primarily focus on database configuration and internal system changes. The user implemented optional configuration validation, particularly for new installations of QuestDB, indicating a focus on system setup. They also updated URLs for the web console documentation, potentially involving documentation integration. Moreover, the commits include the implementation of a write amplification metric within the TableWriter, showcasing contributions to database internals and performance analysis.
questdbtimeseries-databasetime-serieslow-latencydatabase
questdb/alloc-checked
Sep 2024 - Jan 2026
Rust collections that don't panic on alloc failures
Contributions:1 release, 6 reviews, 11 PRs in 1 year 4 months
allocrustallocationcollectionsnostd
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