Marcus Roberts
Head Of CMap Mail And PIM
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolMarcus Roberts is a seasoned technology leader and product-focused engineer with a PhD in Computer Science and over two decades of experience evolving from academic distributed-systems research to founding and scaling commercial software businesses. He has led architecture, development and operations for products in construction information management and PIM, guiding Atvero from research project to acquisition and now heading CMap Mail and PIM. Marcus blends deep systems expertise (applied cryptography, role-based access control, Azure serverless, SharePoint/MS Graph) with hands-on engineering—he still contributes core back-end improvements to the Grain language, notably its LSP support and diagnostic tooling. Known for turning research ideas into resilient, customer-facing SaaS, he pairs strategic company leadership with practical problem solving across infrastructure, dev processes and growth-stage product delivery.
10 years of coding experience
25 years of employment as a software developer
PhD, Computer Science, PhD, Computer Science at University of NottinghamBSc, Computer Science, BSc, Computer Science at University of Exeter
English, Norwegian
Github Skills (11)
compiler10
json10
g10
language-server10
compiler-compiler10
language-server-protocol10
gr10
functional-programming9
webassembly8
wasm-pack8
rust-wasm8
Programming languages (9)
Github contributions (5)
grain-lang/grain
Oct 2020 - Apr 2021
The Grain compiler toolchain and CLI. Home of the modern web staple. 🌾
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 reviews, 16 commits, 6 PRs in 6 months
Contributions summary:Marcus focused on enhancing the Grain compiler, specifically implementing and refining Language Server Protocol (LSP) support. Their contributions include creating an LSP mode within the compiler, enabling error reporting in JSON format for compatibility, and adding support for LSP lenses. They also introduced and refined the diagnostic output, including error messages and type signatures, which were implemented within the compiler. Finally, the user also added better lenses and hover descriptions for LSP.
grainfunctional-programmingwebassemblytoolchaincompiler
ng-marcus/grain-language-server
Oct 2020 - Dec 2020
Grain support for Visual Studio Code
Contributions:26 pushes, 3 branches in 2 months
visual-studio-codegrainvscodevscode-extensionvisual-studio
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.