If you're looking for opportunities to work with top American and European tech companies, you've stumbled upon the right job post! We're seeking a Senior Backend Engineer to join our team in Belgrade , Celje , Ljubljana , Maribor , Prishtina , or Sarajevo . We started our path in Y Combinator, and since then, start-up challenges have been in our DNA. Our company builds digital products that create a positive impact and we collaborate with clients like The Pump, Queue, LATCH, and many more. We are here to create solutions with clean and high-quality code - increasingly with AI as part of how we work and what we build. Over the last year, our backend engineers tackled challenges like: Building a real-time messaging platform that handles millions of messages per day using Node.js and WebSockets; Utilizing AI to automatically generate reports tailored to users from the data they've provided; Creating a serverless architecture using Node.js and AWS Lambda for a high-traffic NFT website; Using LLMs to semi-automate a big client's content generation platform. Still not sure about joining us? Consider this: Povio team advantages: Expert Team: collaborate with ambitious, supportive engineers who care deeply about quality, learning, and helping each other succeed. Continuous Growth: work alongside experienced teams, explore new technologies, and continuously evolve how you build software. Modern Engineering Culture: be at the cutting edge of AI-assisted, agentic, and spec-driven development with the freedom to keep exploring as the industry evolves and ship more without dropping quality. Meaningful Technical Challenges: solve diverse engineering problems across products, industries, and scales - from AI-powered platforms to high-traffic systems. Global Clients, EU Time Zone: work with leading U.S. and European companies while staying mostly aligned with EU working hours. Real Ownership: contribute beyond implementation, influence technical decisions, and see the direct impact of your work on products used by real users. Flexible Schedule: join one of our teams in Belgrade, Celje, Ljubljana, Maribor, Prishtina, or Sarajevo and enjoy a hybrid work setup with flexible hours. Job tasks include: Build applications in a modern web stack. Our projects are built in Node.js and we use TypeScript and NestJS. Code, test, and operate Node.js-based services. Perform systems analysis, design, and delivery. Use AI-assisted and agentic workflows to improve development efficiency and delivery quality. Contribute to AI-powered products and features, from automated reporting to intelligent content workflows. Continually discover, evaluate, and implement new technologies. Take ownership of solutions from implementation through testing, deployment, and iteration. Ensure systems remain reliable, scalable, and maintainable in production environments. What We’re Looking For 5+ years of experience in web development, of which 3+ years with JavaScript/TypeScript-based technologies. Strong experience building and operating backend services with Node.js. Experience taking features and systems from design through implementation, testing, and production delivery. Hands-on experience with AI-powered developer tools (Cursor, Claude Code, Copilot…) and agentic approaches, paired with the engineering judgment needed to validate the outcome. Great communication skills and comfort collaborating with teammates, clients, and stakeholders. A humble attitude with a team-first mindset. Experience with AWS, basic DevOps practices, and scaling infrastructure to support growing products. Proficiency with SQL and PostgreSQL. Nice/Bonus if you've: Designed, built, or operated LLM-powered systems in production environments. Worked with evaluation, monitoring, or handling non-deterministic model behavior at scale. Interested? If you're excited about building scalable systems, solving meaningful technical challenges, and exploring where AI is taking backend development, we'd love to meet you. Questions? Reach out to Agrina at agrina.sadiku@povio.com and she'll be happy to help.