Mojo Tooling Engineer

Modular•United States / Canada,

117d•$148,000 - $270,000•Hybrid

About The Position

Mojo is a new systems programming language, designed from scratch for the AI era. Mojo language, compiler and SDK are being rapidly built by a team of talented engineers here at Modular. The Mojo development team is looking to expand and hire a Debugging and Tooling Engineer.

Requirements

Contributions to SDK and dev tools for a major programming language
Track record of improving developers productivity with tools.

Nice To Haves

Experience working with community or developer relation teams.
Past experience working on LLDB
Exposure to the LLVM ecosystem
Understand developer experience, can listen and be pragmatic about what is important vs what is nice to have
Prepared to dive deep into systems programming
Knowledgeable with debuggers, linkers, compilers and other development tools

Responsibilities

Drive the development of the Mojo LLDB-based debugger, taking it from a current experimental project to a fully mature debugger to delight Mojo developers.
Work on interactive debugging, IDE integration, debug info formats, expression evaluator and other parts of the debugging experience.
As the product evolves, work on other projects, like GPU debugging, agentic debugging and debugger MCP, profiling support, and many other exciting novel features.
Define the roadmap of the Mojo debugger and overall tooling.
In collaboration with the developer relations and the rest of the Mojo compiler team, be involved with the Mojo developer community, discussing features, capturing use cases, and directing open-source contributors.