[Remote] Full Stack Developer (React, Node.js, Python plus)

Note: The job is a remote job and is open to candidates in USA. Madiff is a company in the Financial Sector looking for an experienced Full Stack Developer to join a global technology project. The role involves developing modern front-end interfaces in React, building scalable back-end services in Node.js, and contributing to data-driven microservices, with Python experience as a strong advantage. Responsibilities • Develop new features and UI components using React • Build scalable APIs and services with Node.js • Contribute to data-driven microservices, where Python experience is a strong advantage • Write and maintain unit tests for high test coverage • Participate in code reviews and Agile/Scrum ceremonies • Collaborate with designers, analysts, and engineers to ensure business requirements are met • Optimise application performance and ensure secure, scalable architecture Skills • 4+ years of commercial experience as a Full Stack Developer • Strong expertise in React (hooks, state management, modern front-end practices) • Proven hands-on experience with Node.js (REST APIs, asynchronous programming, Express/NestJS) • Strong skills in JavaScript/TypeScript • Familiarity with SQL/NoSQL databases • CI/CD pipeline experience and Git proficiency • Fluent English for technical discussions and documentation • Python experience (Flask, Django, FastAPI, or API/microservices development) • Cloud platform knowledge (AWS, Azure, or GCP) • Containerisation (Docker, Kubernetes) • GraphQL APIs • UX awareness and performance optimisation experience Benefits • Work on enterprise projects with global impact in finance, retail, telecom and more • Access to the latest tech stack in cloud, data, and AI • Solid, competitive salary • Work in multilingual, multinational and multicultural environment on international projects • Comprehensive healthcare • Long-term B2B contract with stable project pipeline • Fully remote work Company Overview • Madiff offers cybersecurity, software development, testing, machine learning, and AI services. It was founded in 2015, and is headquartered in Warszawa, Mazowieckie, POL, with a workforce of 51-200 employees. Its website is Apply tot his job