Senior Node.js Backend Developer at Jobgether – Croatia

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Node.js Backend Developer in Croatia.

This is a high-impact opportunity to build and scale backend systems powering a global digital platform at the forefront of financial innovation. In this role, you will design and develop robust, high-performance services that support real-time applications and large-scale user activity. You’ll work in a fast-paced, remote-first environment where autonomy, innovation, and technical excellence are highly valued. From architecting microservices to integrating cutting-edge technologies, your contributions will directly shape the reliability, scalability, and security of mission-critical systems. You’ll collaborate with a global team of experts, continuously learning and pushing technical boundaries. This role is ideal for engineers passionate about distributed systems, performance optimization, and building the future of digital finance.

• Design, develop, and maintain scalable backend services using Node.js, ensuring high performance and reliability across critical systems
• Contribute to the architecture and implementation of microservices-based platforms supporting real-time applications and APIs
• Build and deploy new features and products using agile methodologies, ensuring seamless user experiences
• Optimize backend systems for scalability, low latency, and high availability as user demand grows
• Implement strong security practices across all backend components to safeguard systems and user data
• Collaborate with cross-functional teams to integrate databases, third-party services, and blockchain-related technologies
• Continuously improve system performance, code quality, and development processes through best practices and innovation

• Strong expertise in Node.js and JavaScript, with experience building complex backend systems
• Solid understanding of microservices architecture and distributed systems
• Experience working with databases such as MySQL and MongoDB
• Proven ability to contribute to large-scale, high-availability platforms
• Good understanding of backend security principles and best practices
• Ability to quickly learn and adapt to new technologies in a fast-evolving environment
• Strong problem-solving skills, attention to detail, and ability to work independently in a remote setup
• Nice to have: experience with blockchain integrations, Redis or message queues, and languages such as Ruby, Rust, or C++

• Fully remote work environment with flexible working hours
• Competitive compensation package
• Opportunities for continuous learning, mentorship, and career growth
• Exposure to cutting-edge technologies and innovative projects
• Collaborative, global team culture with strong knowledge-sharing practices
• Regular team-building activities and social events (virtual and in-person)
• High-impact role with the opportunity to shape next-generation digital platforms