Middle+/Senior Full-stack Developer (Node.js, backend-focused) | Brainer

Description: Join Boosta as a Middle+/Senior Full-stack Developer for the Brainer project, focusing on an online platform for cognitive development. Work primarily on backend development (70%) with some frontend tasks (30%), taking ownership of server-side logic and product modules. Requirements: 3+ years of commercial backend development experience with Node.js and NestJS. Strong knowledge of JavaScript, TypeScript, and relational databases (preferably PostgreSQL). Experience designing REST APIs, handling user data securely, and implementing frontend scenarios with React and Next.js. Understanding of software design principles (SOLID, GRASP) and experience with product analytics. Benefits: Opportunities for career growth and compensation for external courses. Flexible working hours and the option to work remotely or from various locations. 28 days of paid vacation, medical insurance, and support for mental health. Participation in social initiatives and quarterly team-building activities.