Frontend Developer

Job Summary

Frontend Developer

Location: On-Site, Hebbal/Bangalore

Experience: 1–3 Years

Tech Stack Focus: Next.js, React

About the Company

Zintlr is transforming the way businesses use intelligence for growth. Our platform empowers sales and marketing teams with accurate, AI-powered company and contact data, helping them connect with the right people at the right time. We combine cutting-edge technology with deep market insights to streamline B2B prospecting, lead generation, and communication strategy.

What You'll Do

• Build and maintain scalable web applications using React and Next.js.
• Develop new features from conception to deployment with a strong focus on user experience.
• Take ownership of features from implementation through production, balancing technical quality with user and business needs.
• Work on component architecture, routing, state management, server state, API integration, and application performance.
• Collaborate with cross-functional teams to translate Figma designs into responsive, cross-browser, production-ready web applications.
• Write clean, maintainable, reusable, and scalable code following modern frontend best practices.
• Debug, troubleshoot, and optimize frontend applications to deliver a seamless user experience.
• Participate in code reviews and engineering discussions while continuously improving code quality and maintainability.
• Learn and adapt to new technologies, tools, and engineering practices in a fast-paced product environment.

Required Skills

• Strong understanding of JavaScript (ES6+), TypeScript, HTML5, and CSS3.
• Hands-on experience with React, Next.js (App Router/Pages Router), and Tailwind CSS.
• Strong understanding of React rendering, Hooks, component composition, state management, and React Server Components.
• Experience working with Zustand or Redux, and TanStack Query (React Query).
• Good understanding of REST principles and API design.
• Good understanding of end-to-end web application architecture, with the ability to understand data flow, system interactions, and the impact of changes across the application.
• Understanding of frontend performance optimization, including rendering performance, bundle size optimization, and Core Web Vitals.
• Experience translating Figma designs into responsive, cross-browser user interfaces.
• Familiarity with browser fundamentals, including the DOM, browser rendering, event handling, and Browser APIs.
• Familiarity with Git/GitHub and collaborative development workflows.
• Strong debugging, troubleshooting, and problem-solving skills.
• Self-driven, adaptable, and comfortable taking ownership in a fast-paced product environment.

Good to Have

• Experience building or maintaining reusable component libraries or design systems.
• Experience with Storybook.
• Understanding of SEO best practices for modern web applications.
• Basic knowledge of Python/Django.
• Familiarity with Docker.
• Exposure to AI-assisted development tools such as Claude Code.