Compiler Tools Engineer

Qualcomm; Austin (TX); On-site; USD 117,000 - 175,000; Full time

Job summary

Qualcomm Technologies, Inc. is seeking compiler engineers to develop LLVM- and MLIR-based components for the Hexagon DSP, enabling high-performance ML and multimedia workloads on Snapdragon devices. You will collaborate with hardware and software teams to optimize code generation and performance.

The role covers the full compilation stack, from IRs to code generation, and requires strong C/C++ skills and experience with large codebases. Join a team focused on efficiency and scalability.

Qualifications

• Hands-on experience with LLVM, MLIR, GCC, or another production compiler framework.
• Strong programming skills in modern C/C++ and large software codebases.
• 2+ years of compiler or tools experience in industry or academia.

Responsibilities

• Develop LLVM- and MLIR-based compiler components for Qualcomm’s Hexagon DSP.
• Improve ML compiler lowering and optimization pipelines for efficient execution on Qualcomm hardware.
• Use profiling and benchmark data to drive performance and code size improvements.
• Debug correctness and code generation issues across MLIR, LLVM IR, assembly, and generated code.
• Analyze software requirements, consult with architecture and HW engineers, and design software solutions.

Skills

LLVM

MLIR

C/C++

Large codebases

Compiler engineering

Education

Bachelor’s degree in Computer Science/Engineering/EE

Master’s degree in Computer Science/Engineering/EE

PhD in Computer Science/Engineering/EE

Job description

Job Area

Engineering Group, Engineering Group > Compiler Toolchain Software

Company

Qualcomm Technologies, Inc.

General Summary

Interested in enabling high-performance machine learning, signal processing, and multimedia workloads across millions of devices on the Qualcomm Snapdragon platform? Come join our compiler team. We develop LLVM compilation suite for Qualcomm’s Hexagon DSP delivering rich performance for machine learning, wireless communication, audio, and image processing applications on the Android platform. We are looking for compiler engineers who will help us build these software platforms. In this role, you will collaborate with Qualcomm hardware and software engineers to enable efficient usage of Qualcomm’s silicon. You will work with a team of compiler engineers with rich experience and knowledge. We work on the entire compilation stack including programming languages and intermediate representations, code generation, improving performance, and programmer usability.

Summary

• Develop LLVM- and MLIR-based compiler components for Qualcomm’s Hexagon DSP
• Improve ML compiler lowering and optimization pipelines for efficient execution on Qualcomm hardware
• Use profiling and benchmark data to drive performance and code size improvements
• Debug correctness and code generation issues across MLIR, LLVM IR, assembly, and generated code
• Analyze software requirements, determine the feasibility of design within the given constraints, consult with architecture and HW engineers, and come up with software solutions best suited for Qualcomm's SOCs

Minimum Skills

• Hands-on experience with LLVM, MLIR, GCC, or another production compiler framework
• Strong programming skills in modern C/C++ and experience working in large software codebases
• 5 years or more of compiler engineering experience in industry or academia.
• Bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, or related field.

Preferred Skills

• Professional experience developing production-quality compiler infrastructure using LLVM and/or MLIR
• Strong knowledge of compiler fundamentals, including intermediate representations, compiler analyses, optimization passes, code generation, and debugging
• Experience analyzing compiler correctness, generated code quality, performance, or code size using benchmarks, tests, and debugging tools
• Experience with machine learning compiler stacks, ML framework integration, graph-level optimizations, or lowering from frameworks such as PyTorch, TensorFlow, or ONNX.
• Knowledge of instruction sets and computer architecture, including SIMD/vector architectures, pipeline behavior, hazards, cache hierarchy, memory organization, and accelerator constraints.
• Working knowledge of system software tools such as assemblers, linkers, debuggers, profilers, and performance-analysis tools.
• Strong communication skills and interpersonal skills
• Deep knowledge of software engineering
• Master’s degree or PhD in Computer Science, Computer Engineering, Electrical Engineering, or related field.

Minimum Qualifications

• Bachelor's degree in Computer Science, Engineering, Electrical Engineering, or related field and 2+ years of Software Engineering, Systems Engineering, or related work experience.
• Master's degree in Computer Science, Engineering, Electrical Engineering, or related field and 1+ year of Software Engineering, Systems Engineering, or related work experience.
• PhD in Computer Science, Engineering, Electrical Engineering, or related field.
• 1+ year of any combination of academic and/or work experience with compiler or tools.

Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail [e-mail] or call Qualcomm's toll-free number found here. Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities. (Keep in mind that this email address is used to provide reasonable accommodations for individuals with disabilities. We will not respond here to requests for updates on applications or resume inquiries).

Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law.

Pay Range And Other Compensation & Benefits

$116,900.00 - $175,300.00

The above pay scale reflects the broad, minimum to maximum, pay scale for this job code for the location for which it has been posted. Even more importantly, please note that salary is only one component of total compensation at Qualcomm. We also offer a competitive annual discretionary bonus program and opportunity for annual RSU grants (employees on sales-incentive plans are not eligible for our annual bonus). In addition, our highly competitive benefits package is designed to support your success at work, at home, and at play. Your recruiter will be happy to discuss all that Qualcomm has to offer – and you can review more details about our US benefits at this link.