Lead Front-end Developer (JavaScript, ReactJS)

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Requirements:

• In-depth knowledge of JavaScript and React.js: Strong experience with both SSR and SPA architectures, understanding of reactive programming.
• HTML5 and CSS3: Ability to develop responsive interfaces and use semantic markup.
• Expertise in SCSS: Extensive experience in writing modular, scalable styles, with a focus on optimizing CSS for performance and maintainability.
• Webpack: Ability to configure the build process and optimize frontend resource loading.
• Experience with TypeScript: Preferred for type-checking large projects.
• Performance optimization: Ability to profile frontend applications and minimize TTI and TTFB.
• SEO and Accessibility (A11Y): Strong knowledge of SEO best practices for SPA/SSR applications, with a focus on optimizing for search engines and ensuring accessibility compliance.
• Working with REST APIs: Integration with backend, data handling, and query optimization.
• Testing: Knowledge and experience with testing tools (Jest, Cypress).
• Application Architecture: Expertise in designing scalable, modular, and maintainable frontend application architectures that align with best practices and long-term project goals.
• Understanding of design patterns and the ability to apply them. Knowledge of SOLID principles will also be a plus.

Responsibilities:

• Feature development, refactoring, and redesigning existing features to enhance user experience.
• Translating UX mockups into high-quality web pages and widgets, ensuring an intuitive user interface.
• Participating in the software development lifecycle, from analyzing and implementing UI requirements to writing tests and producing scalable code.
• Conducting code reviews, and offering constructive feedback to team members to foster code quality improvements.
• Collaborating closely with UX designers, product owners, and other team members to align on client needs.
• Developing scalable, real-time solutions, contributing to the robustness of our payment processing platform.
• Defining and enhancing internal standards for coding practices, ensuring maintainability and scalability in a high-traffic web environment.
• Engaging in the analysis of customer requirements, technical solution preparation, work planning, and architecture design.
• Addressing and prioritizing issues from the issue tracker to maintain system reliability.
• Contributing to and adhering to workflow processes, enhancing team efficiency and product quality.