Senior Software Engineer

2 weeks ago

Gurgaon, Haryana, India Weekday AI (YC W21) Full time ₹ 12,00,000 - ₹ 36,00,000 per year

This role is for one of the Weekday's clients
Min Experience: 3 years

Location: Gurgaon

JobType: full-time

We are building a next-generation WhatsApp Marketing Automation Platform for e-commerce businesses. With rapid growth over the last three years, we're scaling our product to handle millions of messages per day while delivering a seamless user experience. As a
Senior Frontend Engineer
, you'll work on real-time user interfaces, drive frontend performance optimization, and play a key role in mentoring junior developers. This is a high-impact role where scalability, speed, and user experience converge.

*Requirements
Key Responsibilities*

  • Translate product requirements into scalable, responsive frontend applications with an exceptional user experience.
  • Build high-performance, real-time user interfaces using with modern architecture patterns.
  • Develop responsive web apps with real-time messaging (WebSockets or similar).
  • Lead code reviews, mentor junior developers, and make architectural and implementation decisions.
  • Drive end-to-end delivery of frontend components—from development to deployment, monitoring, and error tracking.
  • Leverage AI tools and rapid prototyping to accelerate delivery without compromising quality.

*Requirements*

  • 3-6 years of experience in frontend development, ideally in SaaS or high-scale applications.
  • Strong expertise in TypeScript, (hooks, context API), and state management (Redux, Zustand, Context API).
  • Proficiency in real-time communication (WebSockets, ), PWA development, and responsive UI design.
  • Hands-on experience with modern frontend tooling (Webpack/Vite, ESLint, Jest/Testing Library), CI/CD pipelines, and deployment on AWS (CloudFront, S3).
  • Knowledge of frontend security best practices (XSS prevention, CORS, CSP) and API integration with microservices.
  • AI-first mindset, strong Git workflows, and the ability to thrive in a fast-paced startup environment.
  • Self-driven, proactive, and comfortable owning high-impact projects.

*Skills*

  • TypeScript
  • AWS
  • MongoDB
  • WebSockets
  • Frontend Architecture
  • PWA

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