Rajat Sirohi
Senior Systems Engineer, Modeling & Simulation Lead
Lowell, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolRajat Sirohi is a systems engineer and modeling & simulation lead at Raytheon Missiles & Defense with eight years of experience building radar, signal processing, and simulation systems. He combines a dual BA in Applied Mathematics and Computer Science from UC Berkeley with hands-on full‑stack software experience in biomedical data platforms and cancer genomics tooling. At Raytheon he rapidly progressed through engineering roles to lead modeling and simulation efforts, while concurrently pursuing a master’s in electrical and communications engineering at Johns Hopkins. Rajat has contributed front-end improvements to the widely used cBioPortal project—adding UI features and test fixes—and previously implemented a versioned API and benchmarking workflow for Gen3 data at the Center for Translational Data Science. He’s comfortable spanning system-level engineering and practical software delivery, often identifying performance bottlenecks and building modular, testable solutions. Based in Lexington, MA, he brings an analytical, cross-disciplinary approach that bridges rigorous math, signal processing, and production software.
8 years of coding experience
2 years of employment as a software developer
Bachelor of Arts, BA, Applied Mathematics and Computer Science, 3.75 GPA, Bachelor of Arts, BA, Applied Mathematics and Computer Science, 3.75 GPA at University of California, BerkeleyHigh School Diploma, 4.0 GPA, High School Diploma, 4.0 GPA at Lexington High SchoolMaster's degree, Electrical, Electronics and Communications Engineering, Master's degree, Electrical, Electronics and Communications Engineering at Johns Hopkins Whiting School of Engineering
Stackoverflow
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Github Skills (13)
javascript10
mobx10
react10
cancer-genomics10
html9
css9
typescripts8
typescript8
e2e-testing8
e2e-test8
testing8
typescript-types8
e2e8
Programming languages (5)
Github contributions (5)
cBioPortal/cbioportal-frontend
May 2021 - Aug 2021
React Frontend of cBioPortal :tada:
Role in this project:
Front-end Developer
Front-end DeveloperContributions:21 reviews, 13 commits, 15 PRs in 2 months
Contributions summary:Rajat primarily focused on enhancing the front-end of the cBioPortal application, specifically improving the user interface and functionality. They implemented a "Deselect all" button within a table component and incorporated requested changes related to feature flags and UI elements. The user also worked on fixing e2e tests, adding functionality to the mutation table and integrated column-based filtering. Further contributions included column visibility management, the addition of a "Reset Columns" button, and linking to a filtered study view.
frontendreactmobxcancer-genomics
Rajat-Sirohi/cbioportal-frontend
May 2021 - Dec 2022
React Frontend of cBioPortal :tada:
Contributions:1 review, 2 PRs, 160 pushes in 1 year 7 months
reactcbioportalfrontendreact-frontend
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