Software Engineer, Back-end (Compiler)

Job Description

Job Title: Senior Software Engineer, Back-end (Compiler). Location: Los Angeles / San Francisco, USA

Responsibilities:

• Design, develop, and optimize scalable backend services in Python for quantum computing systems
• Maintain and evolve the compiler translating OpenQASM3 and OpenPulse into low-level control instructions
• Collaborate with researchers and engineers to convert experimental needs into production-ready software
• Work directly with quantum hardware to validate compiler output and system behavior;
• Build high-performance service-to-service communication using gRPC, GraphQL, and REST
• Contribute to software architecture, tools, and design patterns for quantum control systems

Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or related field
• 5+ years of backend software development experience with Python
• Experience with quantum hardware control systems or pulse-level programming (OpenQASM3, Qiskit Pulse, or similar)
• Familiarity with Python frameworks such as Django, Flask, or FastAPI;
• Strong experience in backend system design and production engineering

Preferred:

• Experience with compiler theory or formal language design (LL(*), PEG parsers, LLVM, MLIR)
• Experience writing Python extension modules using C++ or Rust
• Exposure to FPGA programming or real-time/low-latency systems;
• Experience working close to quantum hardware or control stacks

Benefits and Compensation:

• Competitive compensation with equity potential
• Flexible, outcome-focused work culture
• Opportunity to work on commercial quantum advantage systems
• Global collaboration with leading quantum engineering teams

Other Information:

• Company operates globally with offices in multiple regions
• AI tools may assist in hiring, but final decisions are human-led
• Applications only accepted through official company channels