Full Stack Engineer: Lab Automation & Impact (Equity)

Sapho Bio; San Carlos (CA); On-site; USD 150,000 - 160,000; Full time

Benefits offered by this job

Health coverage

401(k) with company match

Unlimited PTO

Equity options

Prime location in San Carlos

Job summary

Sapho Bio is seeking a Full Stack Software Engineer to own the software that runs our lab and business. You will maintain our customer-facing app and build internal tools that connect instruments, the lab team, and customers.

You will work across the stack with TypeScript/React on the frontend and Python or Node on the backend, designing REST APIs and webhooks. This on-site role reports to the CTO in San Carlos, CA.

Qualifications

• BS or higher in computer science, engineering, or a related field, or equivalent experience.
• 1–3 years building and shipping production web applications.
• Strong across the stack: frontend (TypeScript, React), backend (Python or Node), and relational databases (PostgreSQL).
• Experience designing and maintaining REST APIs and webhooks.
• Comfortable owning deployment, monitoring, and keeping production systems running.
• Uses AI coding tools effectively to move fast without sacrificing quality.
• Great written and verbal communication skills, including with non-engineers.

Responsibilities

• Maintain and extend our customer-facing app, including sample submission, result reporting, and customer accounts.
• Build integrations between lab instruments, automation systems, and our software.
• Build internal lab management tools that make our scientists faster and reduce manual work.
• Build and maintain business systems, including invoicing, customer management, and reporting.
• Design and maintain the APIs and webhooks that customers use to integrate with us.
• Keep our systems secure, reliable, and auditable.
• Work directly with the lab, sales, and quality teams to understand their needs and ship solutions quickly.
• Whatever else is needed for the company to succeed.

Skills

React/TypeScript

Backend Python/Node

PostgreSQL

REST APIs

Webhooks

Deployment

Monitoring

AI coding tools

Communication

Education

BS or higher in CS/Engineering

Job description

Sapho Bio is seeking a Full Stack Software Engineer to own the software that runs our lab and business. You will maintain our customer-facing app and build internal tools that connect instruments, the lab team, and customers.

You will work across the stack with TypeScript/React on the frontend and Python or Node on the backend, designing REST APIs and webhooks. This on-site role reports to the CTO in San Carlos, CA.