Senior Frontend Engineer

7 days ago

Gurgaon, Haryana, India Radiansys Technologies Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Description

We are seeking a highly experienced and technically proficient Senior Frontend Engineer to join our team. The ideal candidate has a deep understanding of the JavaScript ecosystem, with expert-level proficiency in React and TypeScript, and substantial experience working with both modern functional components/hooks and maintaining class-based JavaScript/React components. You will be a key contributor to the architecture, design, and implementation of highly scalable, performant, and user-friendly web applications.

Key Responsibilities

  • Architect, develop, and maintain complex, high-quality user-facing features using React, TypeScript, and modern JavaScript (ES6+).
  • Demonstrate strong expertise in Object-Oriented Programming (OOP) principles and patterns in JavaScript/TypeScript, actively using classes and inheritance to structure complex application logic (e.g., state machines, complex data models, or core business logic like in a video editor).
  • Ensure the technical feasibility and optimal implementation of UI/UX designs, working closely with designers and product managers.
  • Write clean, well-tested, and reusable code, adhering to best practices and coding standards (unit, integration, and end-to-end testing).
  • Optimize application performance, scalability, and maintainability across various devices and browsers.
  • Contribute to frontend architecture decisions, technology evaluations, and setting engineering best practices.

Required Qualifications and Experience

  • 5+ years of professional experience in frontend web development.
  • Expert proficiency in JavaScript (ES6+) and the JavaScript object model.
  • Experience with , including a strong understanding of core principles, component lifecycle, and state management.
  • Expertise in TypeScript and its application in large-scale React applications to ensure code quality and maintainability.
  • Proven experience working with and maintaining existing class-based JavaScript and React components (a specific requirement for this role).
  • Experience with consuming and integrating with RESTful APIs.
  • Strong understanding of web performance optimization techniques and cross-browser compatibility issues.
  • Excellent problem-solving, analytical, and communication skills.

Bonus Points

  • Experience with server-side rendering frameworks like or Remix.
  • Familiarity with modern testing frameworks (Jest, React Testing Library, Cypress).
  • Knowledge of cloud platforms (AWS, Azure, or GCP) and CI/CD pipelines.
  • Experience with UI accessibility standards (WCAG).
  • A Bachelors degree in Computer Science, Engineering, or a related field.

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