Delta6Labs - Senior Frontend Engineer - React.js/Next.js (5-8 yrs)

Posted on
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Experience
5 - 8 yrs
Job Location
Noida, India
Vacancy
1
Designation
Front end Engineer
Job Type
ONSITE

Job Description

Senior Frontend Engineer

Location : Noida, India

Responsibilities :

- Lead the design, development, and delivery of scalable web applications using React.js and Next.js.

- Drive frontend architecture decisions and establish engineering best practices.

- Build reusable, maintainable, and high-performance frontend solutions.

- Lead technical discussions, estimations, sprint planning, and code reviews.

- Mentor and guide junior and mid-level engineers.

- Optimize application performance, security, scalability, SEO, and Core Web Vitals.

- Troubleshoot complex production issues and drive long-term improvements.

Mandatory Skills :

- 5+ years of frontend development experience.

- 4+ years of hands-on experience with React.js or Next.js.

- Strong expertise in JavaScript (ES6+), TypeScript, HTML5, and CSS3.

- Strong understanding of SSR, SSG, ISR, SEO optimization, and Next.js architecture.

- Experience with Redux Toolkit, Zustand, or similar state management solutions.

- Experience integrating REST APIs, WebSockets, and real-time applications.

- Strong understanding of frontend performance optimization, browser rendering, and Core Web Vitals.

- Experience leading code reviews, mentoring developers, and driving technical decisions.

- Excellent analytical, debugging, and problem-solving skills.

- Hands-on experience with Vercel deployments, CI/CD pipelines, and Git workflows.

Preferred Skills :

- Experience in Fintech, Trading Platforms, Crypto, or Blockchain applications.

- Experience with Microfrontend architecture and Module Federation.

- Experience with Google Analytics, GTM, Mixpanel, CleverTap, or similar analytics tools.

- Experience with Jest, Cypress, Playwright, or React Testing Library.

- Experience with AWS, Cloudflare, CDN optimization, and high-traffic applications.

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