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Leena AI - Software Development Engineer III - Frontend Architecture

Posted on: 04/02/2026

Job Description

Description :



As an SDE3 at Leena AI, you'll be a technical owner driving architecture, scalability, and performance for products used by hundreds of thousands of employees worldwide.


You won't just write code, you'll solve complex distributed systems problems, design for scale, and mentor other engineers.

Additionally, you will contribute to architecting and scaling our desktop application platform, ensuring reliability, auto-updates, secure local execution, and seamless integration with cloud services.

Responsibilities :



- Developing new user-facing features using React.js .


- Building reusable components and front-end libraries for future use.


- Translating designs and wireframes into high-quality and pixel-perfect code.


- Optimising components for maximum performance across a vast array of web-capable devices and browsers.

Requirements :



- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.


- Thorough understanding of React.js and its core principles.


- Experience with popular React.js workflows (Redux).


- Familiarity with newer specifications of EcmaScript is a plus.


- Familiarity with RESTful APIs.


- Knowledge of modern authorisation mechanisms, such as JSON Web Token.


- Familiarity with modern front-end build pipelines and tools.


- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.


- Familiarity with different frontend architectures, like micro-frontends, is a plus.


- Ability to understand business requirements and translate them into technical requirements.


- A knack for benchmarking and optimisation.


- Ability to conduct code reviews to ensure high-quality code and adherence to best practices.


- Bachelor's or Master's degree in Computer Science, Engineering, or a related field from a Tier 1 college or university.


- 2 to 4 years of experience in front-end development.


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