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.