Principal Backend Developer

Flagship Pioneering, Inc.(1 month ago)

Cambridge, MAOnsiteFull TimeSenior$152,000 - $209,000Engineering

About this role

The Principal Backend Engineer at Extuitive is a senior technical leader at a Flagship Pioneering–backed startup focused on AI-driven product innovation. The role supports the company’s platform strategy and growth by partnering with product, design, and engineering leadership, helping to evolve architecture and team capabilities in a fast-paced startup environment.

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Required Skills

React
Next.js
TypeScript
JavaScript
HTML
CSS
GraphQL
WebSockets
APIs
Data Pipelines

+15 more

Qualifications

Bachelor's Degree in Computer Science or Software Engineering

About Flagship Pioneering, Inc.

flagshippioneering.com

Flagship Pioneering is a venture creation and investment firm that invents, builds, and funds early-stage companies in biotechnology, life sciences, and sustainability. Using an integrated model of in-house science, lab infrastructure, capital, and operational support, it spins out and scales breakthrough ventures — it has helped found more than 100 companies, including high-profile names such as Moderna. Flagship focuses on deep‑science innovation and long‑term partnerships to translate novel discoveries into transformative products for human health and the planet.