Frontend Engineer

Cynosure Corporate Solutions; Chennai District; On-site; INR 600,000 - 1,100,000; Full time

Job summary

Cynosure Corporate Solutions is seeking a Frontend Engineer with strong expertise in Next.js and modern React development to build high-performance web applications. The role focuses on scalable frontend architectures and AI-driven user experiences, collaborating with backend and AI teams to deliver production-ready interfaces.

You will develop real-time features, optimize performance, and ensure reliability under high traffic, with an emphasis on clean architecture and testable code.

Qualifications

• 1–3 years of frontend development experience.
• Strong expertise in Next.js (App Router preferred), React, and TypeScript.
• Hands-on experience with real-time systems (SSE, WebSockets) and streaming data.

Responsibilities

• Develop and deploy scalable frontend features using Next.js and React for production environments.
• Integrate frontend applications with AI back ends including real-time and streaming responses.
• Implement real-time communication systems using SSE, WebSockets, or gRPC where required.
• Design and optimize asynchronous workflows including streaming responses, retries, cancellation, and reconnection strategies.
• Ensure fast, responsive, and reliable user experiences under high traffic and concurrency.
• Collaborate with backend and AI teams to define API contracts and real-time interaction models.
• Monitor frontend performance including TTFB, hydration, bundle size, and caching strategies.

Skills

React

TypeScript

Next.js

Real-time systems

Tools

App Router (Next.js)

SSE

WebSockets

gRPC

Job description

Cynosure Corporate Solutions | Full time

Cynosure Corporate Solutions is a human capital services company. Our focus is to provide Executive Search, Recruitment, Training, Temporary Staffing services, Statutory Compliance's, and other HR aligned services. We understand the business goals of our clients and their need to align human resources to these goals. We are committed to provide high quality manpower in accordance to global standards and their requirements. Our candidates stand testimony to our professional competency.

We work with clients in IT/ITES, Manufacturing, Automobile, Health, Telecom, Media.

Job Description

We are looking for a Frontend Engineer with strong expertise in Next.js and modern React development to build high-performance web applications integrated with AI systems. The role involves developing scalable frontend architectures, implementing real-time communication features, and ensuring smooth AI-driven user experiences. The candidate will collaborate with backend and AI teams to integrate intelligent systems into production-ready interfaces while maintaining performance, reliability, and scalability.

Key Responsibilities:

• Develop and deploy scalable frontend features using Next.js and React for production environments
  
• Integrate frontend applications with AI back ends including real-time and streaming responses
  
• Implement real-time communication systems using SSE, WebSockets, or gRPC where required
  
• Design and optimize asynchronous workflows including streaming responses, retries, cancellation, and reconnection strategies
  
• Ensure fast, responsive, and reliable user experiences even under high traffic and concurrency
  
• Collaborate with backend and AI teams to define API contracts, payload formats, and real-time interaction models
  
• Monitor and improve frontend performance including TTFB, hydration, bundle size, and caching strategies
  
• Maintain clean architecture, reusable components, and well-tested code with proper version control practices
  

Requirements

• 1–3 years of experience in frontend development
  
• Strong expertise in Next.js (App Router preferred), React, and TypeScript
  
• Hands-on experience implementing real-time systems using SSE, WebSockets, or similar technologies
  
• Proven experience integrating AI/LLM features into frontend applications including streaming responses and prompt-response workflows.
  
• Understanding of AI interaction patterns such as tool/function calling, error handling, and rate limit management
  
• Experience optimizing frontend performance, caching strategies, and handling high-scale user interactions
  
• Proficiency in Git workflows including branching, pull requests, code reviews, and conflict resolution