Sanjit Kalapatapu
Engineering at Applied Intuition
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolSanjit Kalapatapu is a software engineer with nine years of experience building systems at the intersection of language design, query planning, and distributed execution, currently working at Applied Intuition in San Francisco. He previously spent several years at Shoreline focusing on compiler- and runtime-level problems and has internships at Dropbox and NASA that shaped his systems thinking. An active contributor to the mypy/mypyc projects, he has implemented features like async/await support, property setters, and f-string handling—demonstrating deep familiarity with compiler internals and Python static typing. Known for tackling problems across hardware and software abstraction layers, he blends practical production engineering with a researcher’s attention to language semantics and performance.
9 years of coding experience
4 years of employment as a software developer
B.S.E, Computer Science, B.S.E, Computer Science at University of Pennsylvania
Github Skills (16)
algorithm10
async-await10
data-structures10
compiler10
type-system10
algorithms10
static-typing10
typescript10
typesc10
type-checking10
compiler-compiler10
type-check10
python10
data-structure10
compiler-development10
Programming languages (4)
Github contributions (5)
mypyc/mypyc
Jun 2019 - Aug 2019
Compile type annotated Python to fast C extensions
Role in this project:
Back-end Developer
Back-end DeveloperContributions:46 commits, 29 PRs, 69 pushes in 2 months
Contributions summary:Sanjit primarily contributed to the mypyc compiler, enhancing its capabilities and stability. They implemented features like supporting *args in assignments and property setters. Additionally, they addressed bugs related to nested name resolution and generator functions. They also updated setup.py to include self-compilation and updated the import map, demonstrating proficiency in the compiler's internal workings.
c-extensionpythoncompiler
python/mypy
Jun 2019 - Aug 2019
Optional static typing for Python
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 commits, 1 PR in 2 months
Contributions summary:Sanjit primarily contributed to the development of the mypyc project, focusing on enhancing the compiler's capabilities for Python static typing. Their contributions include implementing features such as property setters and handling f-string conversions, along with bug fixes and optimizations related to nested name resolution and for loops within the compiler's internal structure. The user also added support for async/await functionalities, reflecting a commitment to improving the compiler's adherence to modern Python language features.
pythonstatic-typingtypecheckerlinter
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