Senior Software Engineer, BillionToOne

• If you have experience performing in a full life-cycle development, love seeing your work positively affect your colleagues and patients, and thrive in a fast-paced entrepreneurial environment, this could be a great opportunity for you
• 5+ years of professional software development experience with a proven track record of delivering complex projects and adhering to best practices
• Expertise in Python backend frameworks (e.g., Django or Flask), delivering high-quality, scalable code
• Strong foundation in cloud services, preferably AWS, including ECS, S3, AWS Batch, EC2, and AWS Lambda, enabling effective architecture and management of complex systems
• Familiarity with modern AI-driven development practices and tools
• Excellent communication and collaboration skills, with the ability to work effectively in a team-oriented environment
• Proven track record of building products and features from conception to deployment, showcasing your ability to innovate and deliver results
• If you’re passionate about creating technology that transforms healthcare and thrive in a collaborative, fast-paced environment, we’d love to hear from you

Desirable

• We are currently looking for a high-performing Senior Software Engineer to join our dynamic software engineering Oncology team. Software engineers at BillionToOne work in highly collaborative and interdisciplinary teams of clinicians, computational biologists, and other engineers to robustly scale personalized genomic medicine to millions of patients
• In this role, you can have an impact both through many small tools and large product development
• Collaborate with talented engineers to design and develop our backend services, data processing pipelines, and interfaces, driving innovation and efficiency
• Build user-facing features to optimize performance and reliability, enhancing overall user experience
• Elevate BTO Oncology’s backend systems, including the test order record database, third-party integrations, test scheduling and reports management software, and distributed systems architecture, to ensure they meet the highest standards
• Demonstrate a creative and out-of-the-box mindset, offering innovative solutions and approaches to complex technical challenges
• Prioritize quality by writing comprehensive unit / integration / end-to-end tests and ensuring superior test coverage across all components and modules. Highly skilled in writing technical documentation and validation reports that assure correct functionality of medical informatics systems
• Demonstrate a strong sense of ownership and take responsibility for end-to-end project delivery. The ideal candidate will thrive in an environment where they have the autonomy to make informed decisions and take the initiative to drive projects forward
• Collaborate cross-functionally, actively seeking input from team members and fostering a positive and inclusive work environment
• Projects you may work on include:
• Build a seamless digital experience so clinicians and patients across a diversity of care centers and socioeconomic status can have access to BillionToOne’s highly complex genetic testing
• Help digitize laborious and error-prone paper-based workflows at busy Oncology clinics
• Enable better transfer of care through portable electronic medical records