Senior Full-Stack Engineer — Build AI Biotech Platform

deCircle; San Francisco (CA); On-site; USD 150,000 - 210,000; Full time

Job summary

Mithrl is hiring a Senior/Staff Full Stack Engineer to join its SF-based engineering team. You will build features across frontend and backend, design scalable services, and own end-to-end delivery to researchers at top pharma/biotech companies.

The role emphasizes rapid production contributions, collaboration with AI scientists, and shaping foundational systems for a growing platform.

Qualifications

• 10+ years of professional full-stack or backend engineering (excluding internships).
• Builder excited to create foundational systems from scratch.
• Python/Django, React, GraphQL, SQL, REST APIs; AWS/GCP/Azure.
• 5 days in-person in San Francisco (Montgomery BART; flexible).
• No biology background needed.

Responsibilities

• Build new product features and systems from scratch across frontend and backend, expanding Mithrl's platform for world-class researchers
• Design, build, and own scalable backend services, APIs, and data pipelines across the application, identity, data storage, and ML layers
• Work in fast-moving sprint cycles, contributing to production within your first few weeks
• Collaborate with engineers, PMs, designers, and AI scientists to turn complex scientific workflows into intuitive, high-performance software
• Own features end-to-end from development through production deployment, iteration, and scale for researchers at leading pharma and biotech organizations

Skills

Full-stack development

Backend development

System design

Collaborative skills

Technical leadership

Tools

Python

Django

React

GraphQL

SQL

REST APIs

AWS

GCP

Azure

Job description

Mithrl is hiring a Senior/Staff Full Stack Engineer to join its SF-based engineering team. You will build features across frontend and backend, design scalable services, and own end-to-end delivery to researchers at top pharma/biotech companies.

The role emphasizes rapid production contributions, collaboration with AI scientists, and shaping foundational systems for a growing platform.