Senior Backend Engineer

Job Description

Build the future of karaoke tech Join Singa as a Senior Backend Engineer (Python) and shape the systems behind a global product used by millions.

What will you be doing?

Singa is a Helsinki-based technology company transforming the global karaoke industry with a streaming platform used by over 2 million users and 1,600+ professional venues across 34 countries. As a Senior Backend Engineer (Python), you'll join Singa's product organization and play a key role in designing and scaling our backend systems.

You'll maintain and evolve our production Django/DRF API while building new FastAPI-based services with SQLAlchemy. Your work will directly impact how millions of users experience karaoke — from smooth streaming to secure payments and global integrations.

In this role, you'll design scalable architectures, optimize multi-tenant systems, and collaborate closely with frontend and data teams. You'll help shape our ba...