Mobile App Frontend Developer

Technical Skills

• 1. 4 years developing Reactive Native Front End App Experiences using React Native and the Expo Framework with core understanding of JavaScript Bridge (JSI) and the rest 4 building Front End App Experience
• Brownfield Experience
• 2. Deep proficiency in JavaScript and TypeScript (highly preferred), including modern ES6+ concepts
• 3. Strong command of React Principles, React Hooks, Context API, and Component lifecycles
• 4. Knowledge of how to use Component Libraries to build applications
• 5. Hands-on experience with the latest Expo SDKs, Expo Router (file-based routing), and EAS workflows
• 6. Should understand concepts around caching and how to achieve the same
• 7. Proven experience with state management libraries such as Zustand, Redux Toolkit, or MobX
• 8. Deep understanding of iOS and Android deployment Lifecycles, application
• signing, and app store guidelines
• 9. Deep skills of Git, GitHub, and continuous integration pipelines
• 10. Proficient in using Agentic AI to leverage spec, skills and agents to do 50% of their
• work across development, documentation and testing

Role & Responsibilities:

Design and develop mobile applications using React Native.

Collaborate with cross-functional teams to define, design, and ship new features.

Ensure performance, quality, and responsiveness of applications.

Debug and fix issues, improve application performance, and maintain code quality.

Work onsite with the client team in Trichy.

Requirements:

Minimum 2 years of hands-on experience in React Native mobile app development.

Strong knowledge of JavaScript/TypeScript and mobile UI/UX principles.

Experience with REST APIs, third-party libraries, and integration.

Ability to work independently and in a team environment.

Immediate availability preferred.

📢 Hiring: React Native (Mobile Application Developer )

📍 Location: Onsite – Trichy

🕒 Experience: 2+ Years

📄 Type: Contract (Immediate Joiners Preferred)

Role & Responsibilities:

Design and develop mobile applications using React Native.

Collaborate with cross-functional teams to define, design, and ship new features.

Ensure performance, quality, and responsiveness of applications.

Debug and fix issues, improve application performance, and maintain code quality.

Work onsite with the client team in Trichy.

Requirements:

Minimum 2 years of hands-on experience in React Native mobile app development.

Strong knowledge of JavaScript/TypeScript and mobile UI/UX principles.

Experience with REST APIs, third-party libraries, and integration.

Ability to work independently and in a team environment.

Immediate availability preferred.

Key Responsibilities

• Develop, maintain, and enhance cross-platform mobile applications for Android and iOS using React Native.
• Build responsive, user-friendly mobile interfaces with a strong focus on performance and usability.
• Integrate mobile applications with REST APIs and backend services.
• Work with React Native WebView to integrate web-based functionality into mobile applications.
• Implement navigation, state management, push notifications, deep linking, and other mobile app features.
• Debug, troubleshoot, and optimize applications for performance, stability, and reliability.
• Integrate third-party SDKs, libraries, and services into mobile applications.
• Work with native Android and iOS configurations when required.
• Manage app builds, releases, and deployments to the Google Play Store and Apple App Store.
• Collaborate with designers, backend developers, and the product team to deliver high-quality features.
• Write clean, reusable, and maintainable code while following development best practices.
• Participate in code reviews, testing, and continuous improvement of mobile applications.

Must-Have Qualifications

• Hands-on experience with React Native and mobile application development.
• Strong understanding of JavaScript, ES6+, and React fundamentals.
• Good knowledge of React Hooks, functional components, and state management.
• Experience integrating REST APIs and handling asynchronous operations.
• Familiarity with mobile navigation, app lifecycle, and platform-specific behavior on Android and iOS.
• Experience with Git and version control workflows.
• Understanding of responsive layouts, and mobile UI development.
• Knowledge of debugging, performance optimization, and error handling.
• Ability to troubleshoot issues independently and deliver reliable solutions.

Good-to-Have Qualifications

• Experience with TypeScript.
• Familiarity with React Native WebView and hybrid mobile applications.
• Experience with push notifications using Firebase Cloud Messaging or similar services.
• Knowledge of native Android development using Java/Kotlin or iOS development using Swift.
• Experience with Fastlane, CI/CD pipelines, and automated mobile app builds.
• Familiarity with publishing and maintaining apps on the Google Play Store and Apple App Store.
• Experience with Firebase, analytics, and third-party SDK integrations.
• Knowledge of Node.js and backend API development.

Soft Skills

• Strong problem-solving skills and attention to detail.
• Ability to learn new technologies and adapt to changing requirements.
• Good communication and collaboration skills.
• A proactive attitude with a willingness to take ownership of tasks.
• Ability to work effectively in a fast-paced startup environment.
• Passion for building high-quality mobile applications and improving user experiences.

Why Join Toolstr?

• Work with a fast-growing startup building products for the global Shopify ecosystem.
• Get hands-on experience building and shipping real-world mobile applications.
• Work on challenging technical problems across Android, iOS, and web technologies.
• Learn, grow, and take ownership of features from development to release.
• Be part of a collaborative team that values innovation, initiative, and continuous learning.

Mobile Application Development

Required Skills

- Strong experience in React Native or Flutter.

- Experience developing and maintaining production-level mobile applications.

- Knowledge of state management, application lifecycle management, and navigation frameworks.

- Experience integrating device features such as microphone, camera, notifications, and background services.

- Strong understanding of REST APIs, WebSockets, and secure authentication systems.

- Experience publishing applications on Google Play Store and Apple App Store.

- Ability to optimize performance, troubleshoot issues, and maintain code quality.

Responsibilities

- Design and develop AI-powered features for the Ziqra platform.

- Build and maintain high-quality cross-platform mobile applications.

- Integrate speech, video, and AI technologies into user-facing products.

- Collaborate closely with founders and product teams.

- Participate in architecture discussions and technical decision-making.

- Ensure scalability, security, and performance of applications.

What We Offer

- Competitive monthly stipend.

- Opportunity to work directly with founders.

- Flexible and remote-friendly work environment.

- Ownership of impactful product features.

- Potential opportunity for long-term growth and early equity discussions.

About the Role

We are looking for a Junior React Native Developer with 1–2 years of hands-on experience in developing mobile applications using React Native for both Android and iOS platforms.

The ideal candidate should have strong fundamentals in React Native and JavaScript/TypeScript, along with exposure to AI/ML technologies and AI-assisted development tools such as Claude, Cursor, GitHub Copilot, ChatGPT, or similar tools.

This is a Junior-level role for someone who is eager to build mobile applications, learn new technologies, and work on AI-enabled features.

Key Responsibilities

• Develop, maintain, and enhance cross-platform mobile applications using React Native.
• Build and support applications for both Android and iOS platforms.
• Develop reusable, scalable, and user-friendly mobile UI components.
• Integrate REST APIs, third-party APIs, SDKs, and backend services.
• Debug and troubleshoot applications across Android and iOS devices.
• Assist with application testing, performance optimization, and bug fixing.
• Assist in integrating AI/ML or GenAI-powered features into mobile applications.
• Use AI-assisted development tools such as Claude, Cursor, GitHub Copilot, ChatGPT, or similar tools for development, debugging, code generation, and problem-solving.
• Collaborate with the development team to understand requirements and deliver features.
• Participate in code reviews and follow development best practices.

Required Skills

• 1–2 years of hands-on experience with React Native.
• Good hands on experience with JavaScript / TypeScript.
• Understanding of React Native components, hooks, navigation, and state management.
• Experience with REST APIs, JSON, and API integration.
• Exposure to Android and iOS application development.
• Familiarity with Android Studio and Xcode.
• Experience with mobile application debugging and testing.
• Exposure to AI/ML, GenAI, AI APIs, or AI-powered application features.
• Familiarity with AI-assisted development tools such as Claude, Cursor, GitHub Copilot, ChatGPT, or similar tools.
• Good problem-solving and communication skills.

Educational Qualification

B.Tech / B.E. in CSE, IT, or AI/ML only.

Preferred Qualifications

• Candidates currently based in Hyderabad are preferred.
• Immediate Joiners or candidates with a short notice period are preferred.
• Exposure to AI/ML or GenAI projects is an advantage.
• Experience integrating AI APIs into mobile applications is a plus.
• Knowledge of Git/GitHub and basic CI/CD concepts is preferred.
• Experience with Google Play Store / Apple App Store deployment is an added advantage.

Work Location

Gachibowli, Hyderabad

Note: This is a Junior React Native Developer position. Candidates with 1–2 years of relevant React Native experience, Android/iOS exposure, and AI/ML exposure are encouraged to apply.

Where You’ll Create Impact

·         Build & Ship: Architect, build, and deploy production-grade iOS and Android features using React Native + TypeScript from scratch to store release.

·         Pipeline Ownership: Own the full release lifecycle using Expo + EAS, managing App Store/Play Store submissions, provisioning, and CI/CD.

·         Craftsmanship: Turn complex Figma designs into ultra-fast, polished components with fluid animations, backed by clean API integrations and rock-solid performance.

·         Systems Thinking: Scale mobile infrastructure to handle heavy data flows, offline sync, and real-time enterprise AI features seamlessly.

What Sets You Up for Success

·         5+ years of hardcore mobile engineering experience (Android/iOS foundation, ideally within high-growth, high-intensity startups).

·         Outlier Agency: High-integrity work ethic, extreme initiative, and zero need for hand-holding.

·         Performance Obsession: Track record of shipping silky-smooth, high-performance apps with complex UI, animations, and tight memory management.

·         Release Mastery: Deep comfort with Figma-to-code workflows and navigating the entire release cycle from local IDE to live store deployments.

·         Quality Mindset: Hands-on experience with unit testing, end-to-end QA pipelines, and production monitoring.

Job Description:

https://drive.google.com/file/d/12Fcie5u0rhyHeE_xhsNTeGk3mlPId1Mb/view?usp=drive_link

Apply here (application form): https://forms.gle/EVnJ9dPSjHg5WzqH7

SuperKalam (YC W23) is building the best AI tutor platform out of India, in the vein of Duolingo. This is a high impact role. We are eager to talk to a Mobile Engineer with an amazing sense of quality in engineering deliverables and strong ownership.

Requirements

• Ideally 2 to 4 yrs of experience building mobile apps + backend (React Native and NodeJS/NestJS)
• Strong engineering fundamentals, loves great architecture and writes scalable code
• Uses AI in workflow beyond prompting: skills, plugins, workflows, loops, agents
• Mobile: high quality UI and smooth animations; handled performance, optimized app builds, push notifications. Bonus: bridges, widgets, own libraries
• Backend: CRUD APIs, Redis, queues, caching, PostgreSQL / MySQL, rate limiting, basics of scaling and security, cloud (AWS, Azure or GCP). Bonus: Elasticsearch
• Preferred: Gen AI engineering (production AI pipelines, agentic workflows, voice agents, RAG / knowledge graphs). Bonus: Python

Responsibilities

• Build new features and initiatives across backend and the mobile app
• Deployments, performance, push notifications
• Set up tooling and run experiments: crons, automation workflows, AI tooling
• Product and design reviews
• Keep pushing the team's tech quotient with evolving technology and AI tooling
• Decide for speed to production plus quality for today

Who will thrive here: 2+ yrs in a product based startup (including internship), enjoys complex engineering and product problems, engineering mindset (scripts, automation, quick dashboards), ownership mindset and a strong individual contributor, first principle thinking and clear communication.

Compensation: 15 to 35 LPA based on experience. ESOPs for the right candidate.

Interview: resume shortlisting, 30 min intro meet, 1h 15m in-person fundamentals round (JS/TS, no DSA), 1h 15m in-person system design (LLD), optional 2-3 day fullstack mobile assignment, optional 1h 15m system design (HLD).

Location: Bengaluru. Full-time. Full JD: https://www.ycombinator.com/companies/superkalam/jobs/2gkQmXq-mobile-engineer-react-native-fullstack

NEED TO HAVE :

1) Have some knowledge of front end like React.JS

2) HTML, CSS

3) Strong in JavaScript concepts

4) Good communication skills

5) Loves to code

GOOD TO HAVE :

1) Experience with type script will be a plus

2) Experience with Nest.JS framework will be a plus

3) Strong hold on ES6 principles.

4) Familiar with TDD ( Test Driven Development ) will be a plus.

5) Familiar with working in CI / CD will be a plus

6) Micro-Service architecture knowledge will be an added benefit.

You can contact me on this WhatsApp number: Nine three one six one two zero one three two