On behalf of our Client, Mobilunity is looking for a Senior Node.js Developer
In this role, you will be responsible for designing, developing, and maintaining backend services for a modern cloud-native payments platform. You will work on integrating multiple payment providers, contribute to the platform architecture, and help ensure the system remains reliable, scalable, and secure while supporting complex financial transactions.
We are looking for a proactive and experienced Node.js Developer with strong expertise in building high-performance backend systems for financial products. The ideal candidate enjoys taking ownership from design to deployment, is comfortable working with production microservices and PostgreSQL, thrives in a collaborative remote environment, and is passionate about building reliable, scalable, and maintainable software.
Responsibilities: * Develop and maintain backend services using Node.js and TypeScript * Build and maintain payment provider integrations and APIs * Design and optimize PostgreSQL databases and queries * Contribute to microservices architecture and technical decisions * Write well-tested, production-ready code * Troubleshoot production issues and improve system reliability * Collaborate closely with the Tech Lead and product team in a distributed environment
Requirements: * 5+ years of backend development experience * Strong commercial experience with Node.js, TypeScript, and PostgreSQL * Proven experience building production-grade microservices * Experience in fintech, payments, banking, or financial infrastructure products * Good understanding of Docker, CI/CD, REST APIs, and cloud platforms (AWS is a plus) * Experience with monitoring, debugging, and supporting production systems * Strong communication skills in English * Ownership mindset and proactive approach * Excellent problem-solving and attention to detail * Comfortable working independently in a remote, distributed team
