Rob Blanckaert
Principal Software Engineer at Roblox
San Francisco Bay Area United States
Summary
🤩
Rockstar🎓
Top SchoolRob Blanckaert is a Principal Software Engineer based in the San Francisco Bay Area with a decade-plus career building scalable systems and developer tools across startups and large platforms, currently shaping core engineering at Roblox. He brings deep systems and compiler experience—evidenced by contributions to the Luau scripting language, including x86-64 assembler work, code generation improvements, and type-system enhancements—focused on performance and reliability. Rob’s background spans backend engineering, cloud deployments, and automation (from custom scraping clusters and ORM work to one-click CI/CD), showing a knack for pragmatic, production-first solutions. He mentors across teams and has repeatedly moved monolithic codebases toward modular architectures, reducing duplication and operational toil. Colleagues would describe him as a hands-on technical leader who prefers shipping clean, efficient software with great people.
5 years of coding experience
18 years of employment as a software developer
B.S Software Engineering, B.S Software Engineering at Michigan Technological UniversityDavison High School
English
Github Skills (8)
lua10
programming-language10
language-design10
compiler-development10
x86-649
assembly9
type-system9
scripting-language8
Programming languages (1)
Github contributions (3)
luau-lang/luau
Dec 2020 - Jun 2022
A fast, small, safe, gradually typed embeddable scripting language derived from Lua
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 releases, 3 reviews, 13 commits in 1 year 6 months
Contributions summary:Rob contributed to the core functionality and maintenance of the Luau scripting language, as evidenced by the sync-up commits. Their changes primarily involve integrating upstream updates, fixing bugs, and improving the language's internal workings. The commits also demonstrate work on the x86-64 assembler and enhancements to code generation, indicating a focus on performance and compiler-related aspects. Additionally, the user corrected issues related to table iteration, userdata, and implemented features such as type aliasing.
luascriptingembeddable-scripting-languagederivedscripting-language
rblanckaert/luau
Nov 2021 - Aug 2024
A fast, small, safe, gradually typed embeddable scripting language derived from Lua
Contributions:1 PR, 2 pushes, 2 branches in 2 years 8 months
luascriptingembeddable-scripting-languagec99derived
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