Senior Node.js Software Engineer (Romania, remote)

Contract type : B2B, full-time Schedule: Flexible hours Work arrangement : Fully remote About the company The company is dedicated to transforming the way insurance professionals work by delivering innovative digital solutions. Its focus is on building cutting-edge Chrome extensions and web applications that automate complex workflows, streamline processes, and enhance productivity. With a strong commitment to intuitive design and high performance, the team develops user-friendly tools that create real impact in the insurance industry. Role Summary A Senior Backend Engineer is required to enhance and scale backend systems, improve API infrastructures, optimize algorithms, and ensure system reliability. The role includes implementing unit testing, supporting cloud migration, and integrating AI workflows. Experience with Robotic Process Automation (RPA) is strongly preferred. Responsibilities Lead development and optimization of backend services and APIs. Implement comprehensive unit testing and establish best practices. Optimize algorithms for performance, reliability, and security. Support migration from Supabase to a more robust cloud provider. Design scalable and reliable backend architectures. Collaborate with frontend, DevOps, and other teams. Integrate AI systems and workflows into backend services. Required Qualifications 6+ years of experience building production-grade backend systems. Strong proficiency in Node.js and cloud-based services. Expertise in API design and optimization. Proven experience with unit testing and QA for backend systems. Algorithm optimization skills with focus on speed and security. Knowledge of cloud infrastructure and migration best practices. Strong collaboration and communication abilities. Core Tech Stack JavaScript React Node.js Python PostgreSQL