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11Sigma: Senior FullStack TypeScript Engineer

Posted 3 days ago

Headquarters: Gdańsk, Poland


You will join the 11Sigma crew at Stoplight (our partner) and will be working with the core platform team on creating complex, high-performing API Design web applications using the latest technology stack and best practices. You’ll work hand to hand with some of the greatest engineers in the API space.

The product you will work on helps hundreds of companies (like, Amadeus, EA) adopting the Design-First approach to building, exploring, and governing APIs. 

Besides the Stoplight Platform, our engineers work on OpenSource projects such as the API linting tool Spectral, and the API mocking tool Prism

Those tools are becoming de-facto standards in the API development world. OpenSource tools we build are presented by independent developers at the largest and most influential API conferences.

This job requires familiarity with both stacks (frontend and backend) with more emphasis on the backend.

Personal Qualities

Skills & Experience


Nice to have

Bonus points for

Key Responsibilities

Salary & Perks

20000 - 24000 PLN + VAT (B2B, per month, billed hourly)

Perks include:

Feel free to read more about our company at

To apply:

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