Senior Front-End Developer (React/TypeScript) (Remote)

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Job Summary:

FusionHit is a dynamic company in the financial sector, seeking a highly skilled Senior Front-End Developer with strong front-end experience. The role involves developing modern applications using React and TypeScript, collaborating with designers and backend developers, and contributing to CI/CD processes.

Responsibilities:

• Develop modern, responsive front-end applications using React and TypeScript.
• Collaborate with designers and backend developers to build seamless, performant user interfaces.
• Help implement and maintain scalable front-end architecture and shared UI components.
• Occasionally support backend integration and communicate effectively with .NET services.
• Ensure high-quality, maintainable code by applying best practices and performing code reviews.
• Contribute to CI/CD processes and ensure smooth deployments through DevOps collaboration.
• Stay up to date with React ecosystem trends and contribute ideas to improve the developer experience.

Qualifications:

Required:

• Bachelor's in Computer Science, Software Engineering, or a related field.
• 5+ years of experience in front-end development with React and TypeScript.
• Strong understanding of modular frontend architecture and best practices.
• Experience working with design systems and shared UI kits.
• Proficiency in styling with CSS Modules, SCSS, or CSS-in-JS.
• Strong knowledge of React Router for routing.
• Experience working in monorepo environments.
• Proficiency in unit testing with Jest or similar frameworks.
• Solid grasp of state management patterns such as useState, useContext, and Redux.
• Track record of improving performance and following modern frontend best practices.
• Familiarity with linting, code formatting, and pre-commit hooks using tools like ESLint, Prettier, and Husky.
• Some experience integrating front-end apps with backend services, ideally using .NET / C#.

Preferred:

• Experience working with Azure DevOps and deployment pipelines.
• Understanding of backend integration and API patterns, especially C# services.
• Experience handling authentication context and token sharing across applications.
• Familiarity with design tokens, style dictionary, and Figma token workflows.
• Experience configuring or extending Webpack and using Module Federation.

Company:

Web & Mobile Development, Software Outsourcing Founded in 2008, the company is headquartered in Heredia, Heredia, CRI, with a team of 51-200 employees. The company is currently Growth Stage.