Senior Frontend Software Engineer

Senior Frontend Software Engineer at Lumen Dynamics Software & Services
DT: \[Senior Frontend Software Engineer\]
Location: Noida, India
Department: Operations
Experience: 8+
Responsibilities
Develop applications using modern JavaScript (ES7+)
Design, implement, and maintain frontend applications and tools
Build scalable features for high-traffic platforms
Collaborate on technical specifications and system design
Write clean, maintainable, and testable code
Perform code reviews and provide feedback
Coordinate with backend engineers for API integration
Participate in agile development cycles
Research and evaluate new technologies
Mentor frontend developers
Support development standards and CI/CD pipelines
Requirements
BSc/MSc in Computer Science or equivalent experience
8+ years of frontend engineering experience
Strong JavaScript and TypeScript skills
Deep experience with React and modern state management
Excellent HTML5, CSS3, responsive design skills
Experience with modern build tools (Webpack, Vite, npm, yarn)
Strong testing experience (Jest, Cypress, Playwright)
Experience with performance optimization
Experience with REST APIs
Experience with Git and CI/CD workflows
Fluent English communication
Experience with AI coding tools (Copilot, ChatGPT, etc.)
Nice to Have
Experience with monorepos
Frontend observability tools
Knowledge of Next.js and UI frameworks
GraphQL and large-scale data systems
Real-time technologies
Advanced caching and service workers
Advanced AI engineering patterns