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November 4, 2026
Senior Software Engineer
Senior • On-site
85,000 - 105,000 EUR/yr
Warsaw, Poland
Quick Facts
Role: Senior Software Engineer
Focus: Prototype deployments, bespoke audio streaming, and real-time voice systems
Languages: French and English
Description
You will work closely with the founders to iterate quickly on deployments of prototypes with early customers. The role is hands-on with bespoke audio streaming technology and real-time voice systems. You should be pragmatic and product-minded, thrive in ambiguous environments, and be able to explain complex technical systems simply.
Responsibilities
Iterate rapidly on prototype deployments with early customers
Build and refine bespoke audio streaming and real-time voice systems
Communicate technical complexity clearly to non-experts
Work closely with founders in a fast-moving environment
Requirements
Product-minded software engineering generalist with strong execution skills
Comfortable building from zero
Able to thrive in ambiguous, fast-moving environments
Ability to explain complex technical systems in simple ways
Fluent in French and English
Prepared to work hands-on with audio streaming and real-time voice systems
Benefits
Office-based culture with hiring in Paris and Warsaw
Relocation sponsorship available if required
Compensation range €85–105K plus equity (based on experience)
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