REMOTE (INDIA): Frontend Engineer – SaaS Maintenance

Marrina Decisions; India; On-site; INR 1,200,000 - 2,600,000; Full time

Job summary

Marrina Decisions is seeking a frontend engineer to build and evolve our SaaS dashboards and marketing automation UI. You will own the React.js/Next.js frontend (TypeScript), implement reusable components, and collaborate with designers to ship polished interfaces and analytics dashboards.

You\'ll work with modern state management (Redux Toolkit, Zustand, or Recoil), integrate REST and real-time WebSocket updates, and write tests with Jest, React Testing Library, and Cypress to ensure quality.

Qualifications

• Proficient in React/Next.js with TypeScript for SaaS dashboards.
• Experience with state management libraries: Redux Toolkit, Zustand, or Recoil.
• Skilled in modern UI frameworks like Tailwind CSS and Material UI.

Responsibilities

• Maintain and enhance the React.js/Next.js frontend for campaigns and analytics dashboards.
• Implement updates to dashboards, profiles, campaign history, and multi-language UI.
• Manage state using Redux Toolkit, Zustand, or Recoil.
• Debug rendering/layout issues in landing page previews and integrate with QA/visual testing tools.
• Write unit and integration tests with Jest, React Testing Library, and Cypress.
• Collaborate with designers to build reusable components and design systems.
• Integrate with REST APIs and handle real-time updates via WebSockets.

Skills

React/Next.js

TypeScript

WebSockets

Testing (Jest RTL Cypress)

Design systems

Tools

Redux Toolkit

Zustand

Recoil

Tailwind CSS

Material UI

REST APIs

Job description

Responsibilities:

• Maintain and enhance the React.js/Next.js (TypeScript) frontend for campaign building, template previews, and analytics dashboards.
• Implement updates to credit usage dashboards, user profiles, campaign history, and multi-language UI.
• Manage state management with Redux Toolkit, Zustand, or Recoil.
• Debug rendering/layout issues in landing page previews and integrate with QA/visual testing tools.
• Write unit and integration tests for components and pages (React Testing Library, Jest, Cypress).
• Collaborate with designers to maintain reusable components and design systems.
• Integrate with REST APIs, and handle real-time updates via WebSockets.

Required Skills:

• Strong proficiency in React.js / Next.js with TypeScript.
• State management: Redux Toolkit, Zustand, or Recoil.
• UI frameworks: Tailwind CSS, Material UI (or equivalent).
• WebSockets experience for real-time updates.
• Unit & integration testing experience (Jest, React Testing Library, Cypress).
• Familiarity with containerized deployment and CI/CD pipelines.

Experience:

• 2-4 years in frontend engineering.
• Prior experience in SaaS dashboards, marketing automation tools, or no-code builders is a big plus.