Q-CTRL · 3 weeks ago
Senior Quantum Software Engineer, (Back-end)
Los Angeles, CA
Full-time
Onsite
Senior Level
$135K/yr - $213K/yr
5+ years expQ-CTRL is a global leader in AI-powered quantum control infrastructure software, and they are seeking a Senior Back-end Engineer to join their Boulder Opal Scale Up team. This role involves designing and delivering scalable, high-performance systems that bring groundbreaking science into the real world, while collaborating closely with researchers and other teams.
Artificial Intelligence (AI)GPSInformation ServicesInformation TechnologyNavigationQuantum ComputingSoftwareSoftware Engineering
Responsibilities
Build impactful systems: Design, develop, and optimize scalable backend applications in Python that power real-world quantum technology
Engineer for performance: Create high-efficiency service-to-service communication using modern protocols
Bridge science and engineering: Work hand-in-hand with researchers to translate cutting-edge research code into production-ready solutions, while sharing engineering best practices
Deliver end-to-end solutions: Partner with product, frontend, and infrastructure teams to ship integrated features used across Q-CTRL’s products
Shape reusable architectures: Develop product features that promote flexibility, reuse, and scalability across multiple business cases
Qualification
Required
5+ years of backend engineering experience with Python, Rust, C++, or similar
A track record of collaborating across research and engineering to solve hard technical challenges
Strong problem-solving skills and a proactive, ownership-driven mindset
Experience designing and implementing efficient algorithms, statistical models, or large-scale data pipelines
Preferred
Hands-on experience with modern APIs (gRPC, GraphQL, REST)
Exposure to cloud platforms (AWS, GCP, Azure) and infrastructure management
Familiarity with Python web frameworks like Django, Flask, or FastAPI
Proficiency with CI/CD pipelines (GitHub Actions, CircleCI) and container orchestration tools like Kubernetes
Hands-on experience in observability tools (Prometheus, Grafana, Tempo, AWS CloudWatch) for monitoring metrics, traces, and logs
Exposure in data orchestration and warehousing (e.g., Airflow, Snowflake, dbt, or comparable platforms)
Benefits
Annual discretionary bonuses
Equity
Flexibility
Competitive benefits
Company
Q-CTRL
Q-CTRL is using AI-powered quantum infrastructure software to accelerate pathways to useful quantum computers and quantum sensors.
51-200 employees
H1B Sponsorship
Q-CTRL 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 (2)
2024 (4)
2023 (4)
2020 (1)
Funding
Current Stage
Growth StageTotal Funding
$133.03MKey Investors
Small Business Research InitiativeMorpheus VenturesSalesforce Ventures
2024-10-08Series B· $59M
2024-02-05Grant· $1.25M
2023-07-25Series B· $2M
Leadership Team
Michael Biercuk
CEO & Founder
Aravind Ratnam
Chief Strategy Officer
Recent News
2025-10-31
2025-09-20
Company data provided by crunchbase