Distributed Query Engine - Senior Rust Engineer at Coralogix
Berlin Metropolitan Area Germany
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Summary
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Cristian Prieto is a senior distributed query engine engineer with 16 years of experience building high-performance back-end systems, currently focusing on Rust-based query engines at Coralogix in Berlin. He has deep database and engine expertise from roles at Prisma, Ditto, and Fathom.io, and has contributed to well-known open-source projects like prisma-engines (improving MySQL binds, MongoDB joins, and OpenTelemetry tracing) and fish-shell (enhancing CLI completions). Comfortable across stacks, he has modernized legacy .NET builds, improved async Python docs, and driven production-ready features in ORMs and query runtimes. Colleagues rely on him for practical, low-level problem solving—particularly around query semantics, database connectors and observability. A lifelong tinkerer who “loves code,” he pairs hands-on implementation with architecture-level thinking to ship robust, measurable systems.
16 years of coding experience
14 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at University of London
Contributions:44 reviews, 45 commits, 55 PRs in 10 months
Contributions summary:Cristian primarily contributed to the back-end engine components of the Prisma ORM, focusing on database connector improvements and bug fixes. They implemented a MySQL parameter bind limit, enhancing database interaction. The user also addressed issues related to composite key joins in the MongoDB query engine and implemented raw SQL queries with unnamed parameters. They also supported new MongoDB versions and added database tracing capabilities with OpenTelemetry.
Contributions:6 commits, 5 PRs, 23 comments in 8 months
Contributions summary:Cristian contributed to the fish-shell project by implementing and improving completion features for various command-line tools. Their work involved adding and modifying completion scripts for bzr, git, and yarn, enhancing the usability of the shell. They also addressed issues and introduced new features such as adding a default mode prompt function and expanding the functionality of git log options. In addition, they added Python's pip and pipenv completions.
bashterminalfishcommand-lineshell
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