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Senior Developer Tools Engineer jobs in United States
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Lemurian Labs · 13 hours ago

Senior Developer Tools Engineer

Lemurian Labs is on a mission to bring the power of AI to everyone while ensuring sustainability. The Senior Developer Tools Engineer will be a founding member of the Developer Experience team, responsible for designing and building tools that enhance developers' interaction with the company's compiler infrastructure, focusing on performance profiling and debugging capabilities.
Artificial Intelligence (AI)Cloud ComputingCloud ManagementInfrastructureMachine Learning
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H1B Sponsor Likelynote

Responsibilities

Design and build developer tools for profiling, debugging, and performance introspection across our compiler stack
Create client-side tooling that transforms server-side compiler telemetry into clear, actionable information for engineers
Develop interfaces that expose hardware performance metrics, and interrupt data in meaningful ways
Build GPU debugging capabilities and visualization tools to help engineers understand execution on heterogeneous hardware
Define formats and protocols for debug information exchange, working with standard debugger formats (DWARF, JTAG) and object file formats (ELF, COFF)
Collaborate with internal engineering teams to understand their needs and iterate on tooling, with a path toward external customer-facing tools

Qualification

C++Systems-level software developmentGPU programmingAssembly languageDebugger formatsPerformance analysis toolsOpen-source contributionsDeveloper-facing toolsIDE experience

Required

3+ years of professional experience in systems-level software development
Strong proficiency in C++ with experience writing performance-critical code
Working knowledge of assembly language and low-level debugging techniques
Familiarity with debugger formats (DWARF, JTAG) and object file formats (ELF, COFF)
Understanding of profiling methodologies and performance analysis tools
Ability to work on-site at our Toronto or Santa Clara office

Preferred

Experience with GPU programming and debugging (CUDA, ROCm, or similar)
Experience with OS-level interfaces including I/O subsystems and interrupt handling
Background in compiler development or toolchain infrastructure
Experience building developer-facing tools or IDEs
Contributions to open-source debugging or profiling tools

Benefits

Equity
Company bonus opportunities
Medical, dental, and vision benefits
Retirement savings plan
Supplemental wellness benefits

Company

Lemurian Labs

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Any workload. Any hardware. Any scale.

H1B Sponsorship

Lemurian Labs has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)

Funding

Current Stage
Early Stage
Total Funding
$43.14M
Key Investors
Hexagon,PebblebedAlumni Ventures,Oval Park CapitalOval Park Capital
2025-12-03Series A· $28M
2024-10-09Convertible Note· $6M
2023-09-08Seed· $9M

Leadership Team

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Jay Dawani
Co-Founder & CEO
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Company data provided by crunchbase