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Weekday AI (YC W21)
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Senior App Developer

Senior App Developer

Weekday AI (YC W21)

5 years

25 - 45 Lacs

greater kolkata area

Posted:21 hours ago| Platform:

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Skills Required

developer react mobile connect design tuning debugging ai analytics development android code monitoring testing integration firebase stability architecture navigation deployment reliability collaborative agile learning engineering drive

Work Mode

On-site

Job Type

Full Time

Job Description

This role is for one of the Weekday's clients

Salary range: Rs 2500000 - Rs 4500000 (ie INR 25-45 LPA)

Min Experience: 5 yearsLocation: KolkataJobType: full-timeAs a Senior React Native Developer, you will be responsible for designing, developing, and maintaining the core mobile applications that connect educators and parents through engaging and user-friendly interfaces. You will collaborate with cross-functional teams, including product, design, and backend engineers, to deliver robust, maintainable, and high-performing apps. This role also involves performance tuning, debugging, and leveraging modern AI tools and analytics to enhance app quality and speed up development workflows.

Requirements

Key Responsibilities:

Develop, maintain, and optimize React Native applications for both iOS and Android platforms
Collaborate closely with product managers, designers, and backend teams to translate business requirements into efficient and scalable mobile solutions
Utilize AI-powered tools and modern IDEs (like Cursor, Claude Code, etc.) to enhance development speed and maintain code quality
Implement advanced mobile features, including media uploads, offline access, and push notifications
Optimize app performance by monitoring startup times, memory usage, and responsiveness
Ensure smooth app releases with rigorous testing, debugging, and continuous integration practices
Work with monitoring tools such as Sentry, Firebase, and Mixpanel to track app health, user behavior, and crash reports
Manage app store deployments, OTA updates, and maintain a strong release cycle for stability and performance

What Makes You a Great Fit:

You bring 5+ years of proven experience in React Native and the broader React ecosystem, with a deep understanding of mobile app architecture and performance optimization
You have hands-on expertise in native module integration, navigation handling, and app state management
You are skilled at diagnosing complex performance issues and implementing scalable solutions
You are experienced in using monitoring and analytics platforms like Sentry, Firebase, and Mixpanel to deliver high-quality releases
You have a strong grasp of deployment processes, OTA updates, and best practices for App Store and Play Store releases
You embrace innovation, are familiar with AI-assisted development tools, and constantly seek ways to improve speed, reliability, and user experience
You thrive in a collaborative, agile environment, where continuous learning and quality engineering practices drive success

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Senior App Developer