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December 17, 2025

Senior Backend Engineer with Elixir

Senior • Remote

$25,000 - $30,000/

Wrocław, Poland

About your team:


Join the Content Cartel team which builds high-performance content editor - the most complex and feature-rich part of Surfer. We’re not just building a text editor; we’re engineering the future of content optimization. Our tools help thousands of users rank higher on Google and LLMs by scoring articles and offering state-of-the-art optimization features.


As a Senior Backend Engineer you’ll directly influence how thousands of users create and optimize content every single day. You’ll craft the backend that makes our editor smart and fast.


We’re a remote-first company, but if you ever crave some in-person energy, we’ve got a cozy office in Wrocław where the magic happens (and coffee never runs out ☕).


You will be responsible for:

  • Designing, building, and maintaining backend features in Elixir.

  • Supporting the frontend by providing robust and well-structured GraphQL API.

  • Developing and maintaining our public REST API.

  • Building systems that involve text processing and integrations with LLMs.

  • Collaborating closely with frontend engineers and product teams to deliver end-to-end solutions that directly impact our core editor experience.

  • Maintaining high code quality through automated tests, documentation, and thoughtful architectural decisions.

  • Taking full ownership of the feature lifecycle.


You may be a good fit for this role if you:

  • Are backend expert with strong hands-on experience in Elixir.

  • Have a solid experience with relational databases (ideally PostgreSQL) and query optimization skills.

  • Are comfortable writing automated tests and care about long-term code quality.

  • Communicate clearly and proactively — you ask questions early, share context, and keep things moving.

  • Take ownership and responsibility — you don’t need step-by-step guidance.

  • Think critically about both product and technical implementation.

  • Thrive in environments where long-term roadmaps aren't always fixed — you embrace ambiguity as a chance to shape the solution.

  • Have experience with LLM integration — or are excited to learn quickly in this area.

  • Major plus:-have experience with Oban, RabbitMQ, Redis, Prometheus, Node.js or React.


What we offer:

  • Choose between fully remote or hybrid work from our modern Wrocław office.

  • 27 days of PTO per year, plus additional sick leave when you need it.

  • Continuous growth: $1,000 annual development budget for courses, conferences, or any learning resource that helps you grow.

  • Comprehensive healthcare with SafetyWing: Global coverage that goes beyond basics, includes medical assistance, dental care, vaccinations, glasses or even massages.

  • 50% co-financing of a Multisport card for those based in Poland or a monthly wellness allowance if you’re working from abroad.