Frontend Engineer (ReactJS)

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About Us

At Momentum91, we craft scalable, high-performance software solutions that help

businesses transform digitally and grow sustainably. Our proven expertise spans across SaaS

product development, ERP systems, and custom IT services for mid-market to enterprise

clients. We are dedicated to solving complex problems through smart engineering and a

collaborative approach.

Position Overview

We are looking for an experienced Frontend Engineer with 3-5 years of professional

experience in building high-performance web applications using React.js, Next.js, and

TypeScript. The ideal candidate should have a strong understanding of state management,

API integration, and responsive UI development, and be eager to contribute in a fast-paced,

agile environment.

Key responsibilities

• Develop and maintain scalable and responsive frontend applications using modern JavaScript frameworks (e.g., React, Vue, Angular)
• Convert UI/UX designs into pixel-perfect and user-friendly web interfaces
• Write clean, reusable, and maintainable code following best practices and coding standards
• Optimize application performance for speed and responsiveness across different browsers and devices
• Implement and manage state management solutions (e.g., Redux, Zustand, Context API)
• Collaborate with cross-functional teams including designers, backend developers, and product managers
• Participate in Agile development processes including sprint planning, standups, and retrospectives
• Integrate RESTful and GraphQL APIs into frontend applications
• Ensure cross-browser compatibility and adhere to accessibility (WCAG) standards
• Use version control systems like Git for source code management
• Work with frontend build tools and bundlers (e.g., Webpack, Vite)
• Debug and resolve frontend issues, performance bottlenecks, and user-reported bugs
• Collaborate with QA teams to test and validate new features
• Maintain technical documentation for features and frontend modules

Preferred responsibilities

• Experience with TypeScript in large-scale frontend projects
• Familiarity with Server-Side Rendering (SSR) or Static Site Generation (SSG) frameworks like Next.js or Nuxt.js
• Knowledge of testing frameworks and tools like Jest, React Testing Library, Cypress, or Playwright
• Understanding of design systems and component libraries (e.g., Shadcn, Tailwind CSS)
• Experience working with performance monitoring and error tracking tools (e.g., Lighthouse, Sentry, New Relic)
• Basic knowledge of backend technologies (Node.js, Express) to work efficiently with APIs and troubleshoot full-stack issues
• Experience integrating third-party libraries and SDKs (e.g., Stripe, Firebase, Auth0)
• Awareness of security best practices in frontend (e.g., XSS prevention, Content Security Policies)
• Familiarity with mobile-first and responsive design principles
• Knowledge of WebSockets or real-time data handling in frontend apps
• Flexible in frontend frameworks and libraries like React, Next, Vue, Nuxt and Angular.

Benefits

• Competitive Salary

• Vibrant, inclusive company culture

• Five-day workweek

• Ongoing learning and growth opportunities

• Be part of a fast-scaling tech company