React JS Developer

The role covers multi-cloud monitoring expertise and security compliance, making our
Infra Metrics Collector highly robust and scalable.
Role Overview:
We are seeking a highly skilled React Frontend Engineer to build and optimize enterprise-grade
SaaS applications. This role is 100% hands-on and requires deep expertise in React, frontend
architecture, charting libraries, API integrations, unit testing frameworks, and CI/CD deployment
processes. You will be a key contributor to building responsive, secure, and high-performance
dashboards for our next- gen AI platform.
This role will report into the Head of Software Engineering.

Key Responsibilities:
100% hands-on role to build and refactor responsive and scalable SaaS frontend applications using React, TypeScript, and JavaScript.
Design and implement dynamic dashboards and charting solutions for data visualization.
Ensure seamless integration with backend APIs, handling complex data flows and UI interactions.

Write unit and integration tests using modern React testing frameworks (e.g., Jest, React Testing Library).
Ensure compliance with SAST (Static Application Security Testing), DAST (Dynamic Application Security Testing), and industry coding standards.
Work with package managers (npm, yarn) and maintain React dependencies efficiently.
Optimize performance for enterprise-grade applications, ensuring smooth user experience and low latency.
Collaborate with backend engineers to define API contracts and enhance system integration.
Troubleshoot and debug frontend issues across different environments. Follow Agile methodologies, participate in sprints, and contribute to technical discussions.
Implement and maintain CI/CD pipelines for front-end deployment, ensuring automated testing, build validation, and seamless rollouts.
Work with linux-based CI/CD platforms (GitHub Actions, Jenkins, CircleCI, etc.) to streamline front-end delivery.
Utilize ORM libraries for efficient database interactions:
Cassandra ORM: Use libraries like Cassandra-Driver (DataStax), CQLAlchemy, or CQLEngine.
PostgreSQL ORM: Use SQLAlchemy, Django ORM, or Tortoise-ORM.

Experience:
3-5 years of hands-on React development in enterprise-grade SaaS applications.
Expert in JavaScript and TypeScript, with strong knowledge of ES6+ features.
Deep competence in building charts and dashboards using libraries like D3.js, Recharts,
Chart.js, or Highcharts.
Strong experience integrating with backend APIs (REST, GraphQL).
Proficiency in React unit testing frameworks (Jest, React Testing Library).
Familiarity with package managers (npm, yarn) and dependency management.
Solid knowledge of Node.js for frontend build and development workflows.
Understanding of security best practices for frontend applications (e.g., XSS,
CSRF protection).
Experience working in Agile teams and following CI/CD best practices.

Hands-on experience with CI/CD pipelines, deployment automation, and cloud-
based frontend deployment.

Nice to have:
Experience with server-side rendering (Next.js).
Knowledge of WebSockets and real-time data streaming in dashboards.
Familiarity with cloud platforms (AWS, GCP, or Azure).
Experience with front-end performance optimization techniques.