GRAIL

Senior Software Engineer - Commercial - #4978

GRAIL
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18 hours ago
Sunnyvale, CA, USASenior
H1B sponsor

Responsibilities

  • Design, build, operate, and support backend services and distributed systems for GRAIL’s commercial offerings.
  • Own features and services from technical design through implementation, testing, deployment, and production support.
  • Build and maintain React interfaces for patients, clinicians, and internal clinical operations teams.
  • Lead technical design for projects, resolve ambiguous requirements, and advise senior stakeholders.
  • Write automated tests and test protocols appropriate for regulated healthcare software.
  • Improve reliability and observability, participate in on-call and incident response, and drive remediation.
  • Raise engineering quality through code review, pairing, mentorship, and improvements to tooling, CI/CD pipelines, and development practices.

Requirements

  • Bachelor’s degree in Computer Science, Electrical Engineering, Bioinformatics, or a similar technical field with 5+ years of related experience; alternatively, a master’s degree with 2+ years, a PhD, or equivalent experience.
  • Professional experience designing, developing, testing, and maintaining production backend or full-stack applications.
  • Experience building and operating services on AWS, GCP, or Azure.
  • Proficiency in at least one backend language such as Go, Java, Python, or C++.
  • Experience with production Go, gRPC-based service communication, React, AWS, Terraform, Kubernetes, and Docker.
  • Experience designing and scaling microservice architectures, including service boundaries, versioning, and backward compatibility.
  • Working knowledge of PostgreSQL or MySQL, schema design, query performance, and Redis caching layers.
  • Experience with CI/CD pipelines, automated testing strategies, and agile development practices.
  • Experience building software in healthcare or another regulated domain, including HIPAA, PHI handling, or software quality and validation requirements.
  • Experience with observability and reliability tooling, improving system uptime, mentoring engineers, or leading small project teams.
  • Strong written and verbal communication skills and a demonstrated passion for practical, high-quality software.
GRAIL

About GRAIL

1,001-5,000 employees

GRAIL develops blood-based tests for early cancer detection using next-generation sequencing and machine learning. Its flagship product, Galleri, is a multi-cancer early detection test offered through physicians and health systems, with commercialization supported by large population-scale clinical studies. The company was founded in 2016 and is headquartered in Menlo Park, California.

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