Senior Fullstack Developer (React + Node)

This is a remote position. Lead Fullstack Architecture: Senior React and Node Developer. At Initium Software we connect the best technical talent with the most challenging and innovative projects on the market. We are not a traditional consultancy; we are strategic partners who believe in real impact through technology. We are looking for a Senior / Staff Fullstack Developer profile who combines solid technical judgment, the ability to lead architectural decisions, and a passion for building robust solutions in enterprise environments. Your challenges and responsibilities: Define system architecture, evaluating monolithic vs. microservices models, API design, and scalable data schemas. Establish and safeguard best practices for software development, testing, and code review across the entire stack. Create key technical artifacts, including architecture diagrams, technical documentation, and Architecture Decision Records (ADRs). Build prototypes and proofs of concept to validate the feasibility of innovative approaches before production implementation. Actively collaborate with stakeholders and engineering teams to analyze requirements and transform complex challenges into reliable architectures. What we look for in you: Over 10 years of proven software development experience focusing on React and Node.js. Demonstrated experience in large-scale enterprise projects, managing technical trade-offs and performance optimization. Proficiency in...