Job Summary: Growing B2B SaaS fintech seeks a Senior Node.js Developer to join a growing team, contribute expertise, and make an impact on product evolution. Key Highlights: 1. Bring experience and take on new technical challenges. 2. Real impact on the evolution of our products. 3. Actively promote best practices among peers. A rapidly expanding B2B SaaS fintech seeks a Senior Node.js Developer. Join a growing team where you can contribute your expertise, take on new technical challenges, and have real impact on the evolution of our products. Position Challenges: Code, develop, design, and implement the next generation of product features. Build microservices to scale our architecture. Assess the technical feasibility of your proposals, resolve bugs encountered, and promote continuous integration to design and implement scalable solutions. Actively promote best practices among peers to analyze and solve technical challenges. Apply Agile methodologies, such as Scrum, Kanban, etc. Requirements 6 years of experience with Node.js (core/API), Java (Android/iOS front-end), and React.js (web front-end) as a plus. Knowledge of Agile/Scrum methodologies (mandatory). Minimum 5 years of relevant experience in developing platforms, apps (iOS and Android), and/or technology projects. Knowledge of Git and pipelines (desirable). Experience working with microservices, development standards, and guidelines. Experience building REST APIs. OpenAPI 3 (desirable). Cloud infrastructure expertise (AWS) (desirable). Knowledge of unit and integration testing (desirable). Degree in Engineering, Computer Science, or Programming (mandatory). Good interpersonal skills and ability to adapt to dynamic environments.