Senior React/Next.js Engineer — UI, Performance & Mentorship

Valiant Technologies LLC; Atlanta (GA); On-site; USD 120,000 - 160,000; Full time

Job summary

Valiant Technologies LLC is seeking an experienced frontend engineer to develop and maintain modern web applications using React.js and Next.js. You will build reusable UI components and integrate with RESTful APIs and backend microservices.

You will collaborate with UX/UI designers to deliver user-friendly interfaces and optimize for performance, accessibility, and scalability; participate in code reviews and Agile ceremonies; and mentor junior developers while supporting deployment activities

Qualifications

• 8+ years of software development experience with strong frontend development expertise.
• 5+ years of hands-on experience with React.js.
• Strong experience with Next.js and modern frontend development frameworks.
• Hands-on experience with state management libraries such as Redux, Context API, or Zustand.
• Experience integrating REST APIs and GraphQL services.
• Understanding of microservices-based applications and event-driven architectures.
• Experience with frontend testing frameworks such as Jest, React Testing Library, or Cypress.
• Familiarity with Git, CI/CD pipelines, and Azure-based deployment environments.
• Strong debugging, performance optimization, and problem-solving skills.

Responsibilities

• Develop and maintain web applications using React.js and Next.js.
• Build reusable, maintainable, and responsive UI components.
• Integrate frontend applications with RESTful APIs and backend microservices.
• Collaborate with UX/UI designers to implement user-friendly interfaces.
• Optimize applications for performance, scalability, accessibility, and responsiveness.
• Participate in code reviews and contribute to coding standards and best practices.
• Troubleshoot and resolve application issues across development, testing, and production environments.
• Work closely with backend teams to implement secure and efficient integrations.
• Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives.
• Mentor junior developers and contribute to knowledge sharing within the team.
• Support deployment activities and production issue resolution as needed.

Skills

Frontend development

React.js

Next.js

State management

API integration

Microservices

Testing

DevOps

Performance debugging

Tools

Redux

Context API

Zustand

Azure

Job description

Valiant Technologies LLC is seeking an experienced frontend engineer to develop and maintain modern web applications using React.js and Next.js. You will build reusable UI components and integrate with RESTful APIs and backend microservices.

You will collaborate with UX/UI designers to deliver user-friendly interfaces and optimize for performance, accessibility, and scalability; participate in code reviews and Agile ceremonies; and mentor junior developers while supporting deployment activities