Summary: Lead Full-stack Developer (JS) to own end-to-end JavaScript solutions, guide a team, and ensure seamless ReactJS and Node.js components. Highlights: 1. Oversee architecture and implementation of scalable web applications 2. Guide engineers in delivering modern JavaScript solutions 3. Coach team members through mentoring and technical support We are seeking a Lead Full\-stack Developer (JS) who can own end\-to\-end JavaScript solutions and guide a team toward high\-quality releases. You will balance hands\-on development with leadership, ensuring ReactJS and Node.js components work seamlessly and ship efficiently—apply today. **Responsibilities** * Oversee architecture and implementation of scalable web applications across the stack * Guide engineers in delivering modern JavaScript solutions for client and server * Align frontend and backend work to achieve seamless integration * Coach team members through mentoring and technical support * Partner with stakeholders to define project goals and technical requirements * Perform code reviews to keep quality and performance at a high bar * Improve application responsiveness and speed to enhance user experience * Manage build tools and coordinate deployments for efficient delivery * Diagnose and resolve complex technical problems from build to production * Track industry developments and propose best practices for ongoing improvement **Requirements** * Minimum 5 years of experience in professional software engineering roles * At least 1 year of experience leading and managing development teams * Advanced skills in JavaScript for frontend development * Expert proficiency in TypeScript to create robust, maintainable applications * Deep hands\-on experience with ReactJS for dynamic and interactive user interfaces * Advanced command of HTML and CSS to build responsive and accessible layouts * Strong expertise in unit testing to improve reliability and maintainability * Advanced experience using Webpack, Gulp, or Grunt to optimize development workflows * Expert\-level experience with Node.js for backend application development * Advanced knowledge of databases for efficient data management and integration * Intermediate exposure to Express, NestJS, Koa, or Meteor for scalable server\-side solutions * Expert understanding of Redux or Flux for predictable application state management * Fluent English, written and spoken, at B2\+ level or higher **Nice to have** * Cloud platform experience for deploying and scaling web applications * Docker familiarity for consistent environments and containerization * GraphQL knowledge for efficient querying and data manipulation * CI/CD pipeline exposure for automated testing and deployment * Motivation to mentor junior developers and contribute to team growth