Software Development Engineer II - Web

7018 Jiostar India Private Limited; Bengaluru; On-site; INR 1,200,000 - 2,200,000; Full time

Job summary

JioStar India Private Limited is seeking a Software Development Engineer II to build a world-class platform at scale. You will design front-end systems with React/Next.js and TypeScript, optimize performance, and collaborate with PMs and UX designers to deliver reusable components.

You will work on video playback integrations (HTML5, MSE, EME), streaming features, and observability, while mentoring engineers and ensuring robust, secure web applications across browsers and devices.

Qualifications

• 2-4 years of professional experience in modern web development.
• Solid knowledge of TypeScript, React/Next.js, and CSS-in-JS.
• Deep hands-on experience with HTML5 video players and SDKs.

Responsibilities

• Lead the design of complex front-end systems using modern frameworks (React/Next.js, TypeScript).
• Optimize web apps for speed, scalability, and Core Web Vitals.
• Ensure cross-browser support including Smart TV web platforms.
• Conduct rigorous code reviews and mentor junior engineers.
• Collaborate with PMs and UX Designers to translate wireframes into reusable components.
• Integrate video playback engines (HTML5, MSE, EME) for streaming features.
• Design analytics and observability to track startup time, buffering, and engagement.
• Debug and resolve production issues with strong ownership.
• Follow web security best practices including XSS, CSP, CORS, and DRM-related vectors.

Skills

TypeScript

React

Next.js

CSS-in-JS

HTML5 video

HLS/DASH

Webpack

CI/CD

Jest

Playwright

Education

Bachelor’s or Master’s degree in Computer Science

2-4 years Web development experience

Tools

Vite

Rollup

Job description

Job Summary

As a Software Development Engineer II, you’ll build a world‑class platform for our customers by solving complex technical problems and building systems that run at scale. You will play a critical role in developing code and solving problems independently while shaping our next‑gen solutions that drive our company's mission forward. We seek candidates with a passion for crafting elegant code and building innovative software solutions.

Key responsibilities

• Architecture & Design: Lead the design of complex front‑end systems using modern frameworks (React.js, Next.js, and Typescript preferred) and state management libraries.
• Performance Engineering: Optimize web applications for maximum speed, scalability, and Core Web Vitals. Optimize startup time, rebuffering, memory usage, and rendering performance, PFR, startup time, errors, and engagement.
• Cross Browser: Ensure a seamless experience across desktop browsers, mobile web, and Smart TV web platforms (Tizen, webOS).
• Mentorship: Conduct rigorous code reviews and mentor junior/mid‑level engineers on best practices and design patterns.
• Collaboration: Partner with Product Managers and UX Designers to translate wireframes into high‑quality, reusable components.
• Streaming: Integrate player UI with video playback engines (HTML5, MSE, EME).
• Analytics & QoS: Design and integrate analytics and observability frameworks to track key metrics such as startup time, buffering ratio, rebuffer frequency, bitrate switches/drops, playback failures, and user engagement, enabling data‑driven performance optimization and rollout decisions.
• Triaging Production issues: Ability to debug and resolve production issues under pressure, demonstrating a strong ownership mindset with a bias for performance and reliability, and delivering timely fixes that minimize customer impact.
• Security Compliance: Strong understanding of web security best practices, including XSS prevention, CSP, CORS, secure media playback, and DRM‑related attack vectors.

Skills and attributes for success

• 2-4 years of professional experience in modern web development.
• Expert‑level knowledge of TypeScript, React/Next.js, and CSS‑in‑JS (styled-components/Tailwind).
• Deep hands‑on experience with HTML5 video players and SDKs such as Shaka Player, HLS.js, Video.js, and Dash.js, including customization of UI, buffering logic, error handling, and ABR behavior.
• Protocols: Expert knowledge of HLS and MPEG‑DASH, including manifest structure, segmenting, DRM, and adaptive bitrate.
• Hands‑on experience with modern build systems (Webpack, Vite, Rollup), CI/CD pipelines, and automated testing (Jest, React Testing Library, Playwright), ensuring high‑quality A/B experiments and production‑ready releases.

Preferred education and experience

• Bachelor’s or Master’s degree in Computer Science or a related field.
• 2-4 years of Web development experience.

About Us

Perched firmly at the nucleus of spellbinding content and innovative technology, JioStar is a leading global media & entertainment company that is reimagining the way audiences consume entertainment and sports. Its television network and streaming service together reach more than 750 million viewers every week, igniting the dreams and aspirations of hundreds of million people across geographies. JioStar India Private Limited (formerly known as Star India Private Limited) is an equal opportunity employer. The company values diversity and its mission is to create a workplace where everyone can bring their authentic selves to work. The company ensures that the work environment is free from any discrimination against persons with disabilities, gender, gender identity and any other characteristics or status that is legally protected.