Xamarin Developer

Lead Mobile Engineer - Android & iOS, AI-Native Healthcare Apps

📍 Location: Hyderabad, India

📍 Work Type: Full-Time | On-site / Hybrid

📍 Experience: 5–7 Years

Role Overview

Lead design, development, and delivery of mobile apps across Android and iOS. Own architecture, quality, and mobile engineering practice. Integrate Voice AI, conversational AI, and real-time features into patient-facing healthcare applications.

Key Responsibilities

Mobile Architecture & Delivery

•    Lead architecture and development of native or cross-platform mobile apps (Android & iOS)

•    Set technical direction, coding standards, and best practices for mobile

•    Deliver performant, polished, accessible mobile experiences at scale

•    Own app release process: app store submissions, versioning, mobile CI/CD

AI & Real-Time Integration

•    Integrate Voice AI, conversational AI, and LLM-powered features into mobile

•    Build real-time patient engagement experiences (streaming, push, WebSockets)

•    Collaborate with backend, product, and design on cohesive AI experiences

Quality & SDLC

•    Monitor app performance, crashes, and user feedback; drive continuous improvement

•    Champion mobile SDLC practices: testing, CI/CD, code review, release management

•    Leverage AI coding tools (Cursor, Copilot, Claude Code) to increase velocity

Leadership & Mentorship

•    Mentor and guide mobile engineers; conduct technical reviews

•    Own mobile engineering standards and drive architectural decisions

Requirements

•    5–7 years mobile development (Android & iOS)

•    Strong native expertise: Kotlin/Java (Android) and/or Swift (iOS)

•    OR cross-platform expertise: React Native or Flutter

•    Proven mobile architecture and technical decision leadership

•    Deep mobile performance, offline support, and security knowledge

•    Full app release lifecycle and store guidelines experience

•    Track record mentoring engineers and leading delivery

•    API integration and mobile-backend communication expertise

•    Strong ownership mindset and AI-first working style

Nice-to-Have

•    AI/LLM or conversational AI features in mobile apps

•    Video stack experience: streaming, recording, real-time communication (WebRTC)

•    Real-time/streaming and push notification systems at scale

•    Mobile open-source contributions or published apps at scale

•    Healthcare technology or health-tech startup experience

Why this opportunity?

•    Build infrastructure and products powering real-world healthcare AI

•    Work with AI-native engineering teams using cutting-edge tools (Claude Code, Cursor, Copilot)

•    Mission-driven impact — improve patient outcomes and save thousands of staff hours

•    High ownership, rapid learning, and significant career upside

•    Global collaboration across India and the US

•    Seed-stage growth — scale from Seed to Series A alongside the team

• Minimum 3yrs of exp in building React native apps for android and iOS
• Solid understanding of iOS and Android ecosystems.
• Must have worked on hardware integration with the apps.
• Understanding of various navigation models in mobile apps
• Good at debugging, testing, performance optimization.
• Interpersonal skills: good team player, ready to take challenges ability to deliver in a fast-paced environment.

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

1. AWS Cloud Solutions: We expect you to have a strong understanding of AWS services and how to architect solutions using them.
2. Use of DynamoDB, S3, Vault, Lambda, or other AWS infrastructure components.
3. Design scalable, highly available, and fault-tolerant cloud architectures.
4. Continuous Integration and Deployment (CI/CD): Understanding CI/CD pipelines and tools like AWS CodePipeline, CodeCommit, and CodeDeploy is essential. 
5. Advanced concepts in React Native. 

Should have min 2+ years of Hands-on experience in React Native development.

• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux
• Experience with JavaScript, Typescript, CSS, HTML5 and front-end languages.
• Good understanding of Android/ iOS design guidelines, SDK.
• Exposure to building React Native components in native iOS and Android.
• Solve complex technical, scalability or performance challenges.
• Familiarity with code versioning tools such as Git, SVN, Gitlab.

Role- Android Developer

About Growth Product – HatchXR – a Metaverse platform for Schools and Kids

HatchXR is Camp K12’s very own AR/VR/3D and Metaverse coding platform for kids. Over 20,000 teachers and 1.5M students use the platform today across 150 countries, to learn to code and to become the youngest AR/VR and Metaverse creators anywhere in the world.

Our partners include the Government of Delhi, Code.org, and 1000+ schools across the globe, growing week on week. The platform, and our partnerships, are US-first and global. 75% of our users come from North America, another 10% from UK and Australia, and the rest from India and other geos.

CNBC episode showing how Hatch is being used to teach coding in Indian government schools:

https://www.youtube.com/watch?v=mAdZar2BcVo">https://www.youtube.com/watch?v=mAdZar2BcVo

Catering to a wide range of users from students to professionals, anyone who is interested in learning programming and/or 3D game designing, or just wants to build their games, or learn a new skill set, can find a use for Hatch. 

https://hatchxr.com/">HatchXR is our text-based coding platform that can be used by anyone to learn about JavaScript and, build and share 3D / AR / VR games using that knowledge 

https://kids.hatchxr.com/">Hatch Kids is our block-based coding platform that can be used to teach fundamentals of programming to young students all the while building their own VR experiences. 

https://code.hatchxr.com/">Code.Hatch is our self-learning platform that can be used by younger students to learn about the basics of programming by themselves, at their own pace without the need for an external tutor. 

Our https://play.google.com/store/apps/details?id=com.app.campk12.hatchxr&;hl=en_IN&gl=US&showAllReviews=true">android & https://apps.apple.com/in/app/hatchxr/id1455713681">iOS apps let you convert all of your 3D / VR games into AR projects and play them while interacting in the real world. 

Watch HatchXR in action: https://www.youtube.com/watch?v=xhU6H6raJGE

Responsibilities

We are looking for candidates who want to work with bleeding-edge technologies and

seek to do things no one has done before, with a group of people who believe in the

utmost transparency and ethical practices.

If you want to work with autonomy, have high ownership of your outcomes, crave for a good challenge, and want to learn and experiment with tech that can change the world, Hatch is the place for you.

• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Experience with offline storage, threading, and performance tuning
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometers
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks
• Familiarity with cloud message APIs and push notifications
• A knack for benchmarking and optimization
• Understanding of Google's Android design principles and interface guidelines
• Proficient understanding of code versioning tools, such as Git
• Additional advantage if you have worked with / have good knowledge of usingAR-Core

Want to build a business 0 to 1? Come join us! 

Location- Gurgaon (Hybrid)

Timings- Flexible hours

Working days- Monday to Friday (Weekend off)

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.
• Leverage native APIs for deep integrations with both platforms.
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Reach out to the open source community to encourage and help implement mission-critical software fixesReact Native moves fast and often breaks things.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Transition existing React web apps to React Native

Kiko is looking for an experienced React Native developer to join our Engineering team. You will be working with our engineers to develop and maintain high quality mobile applications.

If you're passionate about mobile platforms and translating code into user-friendly apps, we would like to meet you.

As a Mobile developer, you'll collaborate with internal teams to develop functional mobile applications, while working

in a fast-paced environment. Ultimately, you should be able to design and build the next generation of our mobile

applications platform.

Responsibilities

1. Work as part of a small team to build React Native iOS / Android applications.

2. Architect, build and maintain excellent React Native applications with clean code.

3. Technical design of complex mobile applications.

4. Implement pixel perfect UI's that match designs.

5. Implement clean, modern, smooth animations and transitions that provide an excellent user experience.

6. Integrate third-party API's.

7. Write unit and integration tests.

8. Release applications to IOS and Google Play stores.

9. Work with native modules when required.

10. Ensuring the best performance and user experience of the application

11. Guiding team members for design and implementation tasks.

12. Co-ordinating end-to-end implementation.

13. Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and highquality solutions.

Desired Candidate Profile

1. 3+ years of professional experience working with React Native- Preferred

2. 3-6 years of professional software development experience

3. Meaningful experience working on large, complex systems.

4. Demonstrable portfolio of released applications on the App store and the Android market.

5. Ability to take extreme ownership over your and team’s work.

6. An understanding of React Native best practices and a commitment to following them

7. Ability to work through new and difficult React Native issues and contribute to libraries as needed

8. Ability to create and maintain continuous integration and delivery of React Native applications

9. A positive mindset and can-do attitude

10. Forensic attention to detail

11. Good hands-on experience in GIT

We are looking for a Sr. React Native Developer to help design and develop a new mobile application.

Roles and Responsibilities
1. Developing high-quality JavaScript code for the application.
2. Working closely with design and technology teams to gather requirements and formulate solutions.
3. Coordinating with back-end team to establish JSON-based APIs.
4. Deploying and managing application on Google Play Store & App Store.
5. Optimizing application for maximum speed, performance, and compatibility.
6. Making recommendations to address UI/UX issues.
7. Providing assistance to QA to ensure the app is properly tested and QAd.

Desired Candidate Profile
1. Bachelor's Degree or higher in Computer Science or related field.
2. Strong experience working with React Native on production apps, with knowledge of existing standards and best practices.
3. Strong experience in JavaScript, and Redux.
4. Experience with version control tools (GIT).
5. Experience with responsive design/implementation.
6. Familiarity with REST APIs.
7. Experience with common front-end development tools such as Babel, Web pack, NPM, etc.

Bonus

Knowledge in any or all of any or all of Swift, Objective-C, Java, and Kotlin is a big plus.