We are looking for an experienced Fullstack Engineer to join a fast-growing organisation.Warsaw, hybridResponsibilities Develop responsive web applications using React and TypeScript. Build scalable backend services with Node.js / Next.js and integrate diverse APIs and data sources. Optimize PostgreSQL queries and data flows powering dashboards and reports. Partner with stakeholders to deliver impactful visualization solutions. Required 3+ years of professional experience in full-stack or frontend development. Strong skills in React, JavaScript/TypeScript, and modern web development. Experience with RESTful APIs, PostgreSQL, and cloud environments (AWS). Excellent problem-solving and communication skills.