Node.js Engineer

We are looking for a performance-driven backend Node.js developer who can help us take our trading platform to the next level of functionality, scalability, and user experience. Our team is actively developing a new event-driven microservices architecture that will serve as a foundational platform for delivering new trading applications. You’ll work with some of the best and brightest minds in technology and finance, designing, implementing and optimizing our trading platform to deliver new products and drive revenue. Locations Poland Cyprus Georgia Spain What you will do Deliver backend software end-to-end — from requirement clarification to production release Collaborate closely with product managers and designers to translate business needs into technical solutions Coordinate with distributed engineering teams on architecture and implementation decisions Contribute to system design and architectural discussions Work closely with QA and DevOps teams to ensure production readiness and quality standards Maintain and improve reliability, scalability, and performance of core backend services Support continuous evolution of the trading platform used by professional market participants Required 7+ years' professional web application development experience Expert-level knowledge of backend technologies, Node.js and TypeScript knowledge is a plus Experience with modern distributed systems and infrastructure technologies, including Apache Kafka, Redis, Kubernetes, and MongoDB Broad knowledge of web platform and technologies Superior analytical and problem-solving ability Effective communication skills to work with different teams across an international company Automated unit testing and test-driven development Robust understanding of performance issues, computational complexity, and code optimization. Familiarity and implementation of industry-standard algorithms and design patterns Education: at least Bachelor's Degree in a field covering Computer Science fundamentals Nice to have Experience in fintech, capital markets, or electronic trading environments Background in performance profiling, system tuning, and high-load optimization Proactive, collaborative team player capable of delivering results in high-pressure, fast-paced environments Flexible work setup: remote or a hybrid model Health insurance coverage for those based in Cyprus or Poland. 50% coverage of health insurance for spouses and children in Cyprus or Poland. 24 days of paid vacation. 10 days of paid sick leave. 50% reimbursement for professional training, education, conferences. Work alongside a highly professional team. Engaging teambuilding events and activities. Relocation Package Support in visa application and issue process, entry permit and residence permit processing Flight tickets, accommodation rent for 1st month for our relocated employee and his/her official family #J-18808-Ljbffr Findev