React Native Developer

Android Full-Stack Engineer

📍 Location: Remote

💼 Type: Full-Time

💰 Salary: $800 - $1,000 USD / month

📩 Apply Now at: https://forms.gle/1XrseYnbCUsJDDuTA

About Us

At Momenta, we're committed to creating a safer digital world by protecting individuals and businesses from voice-based fraud and scams. Through innovative AI technology and community collaboration, we're building a future where communication is secure and trustworthy.

Position Overview

We’re looking for an experienced Android Full-Stack Developer to help us bring our user-facing Android app to life. You’ll work closely with our design and engineering teams to build out our map-based UI and integrate key features that power voice scam detection and reporting.

Key Expectations

📌 End-to-End Android Client

• Take our existing codebase from prototype to production-grade
• Implement core features: secure login flows, background call listeners (VoIP/SIP), real-time UI feedback on fraud scores, and call history dashboards
• Optimize across devices for CPU, memory, battery, and low-latency audio processing
• Handle permissions, call audio capture, and background service behavior
• Launch and manage app distribution via Google Play

📌 Serverless Backend & API Development

• Design, build, and maintain AWS-based microservices using Lambda, API Gateway, DynamoDB, and S3
• Implement endpoints for audio streaming, ML model inference (via AWS SageMaker or custom endpoints), and event logging
• Define REST/WebSocket contracts and integrate with Twilio or SIP gateways for VoIP call control

📌 Performance, Security, and DevOps

• Ensure real-time responsiveness and scalable audio data processing
• Implement robust CI/CD pipelines using Git and Gradle
• Build secure auth flows using OAuth/token-based authentication
• Apply best practices in encryption, permissions, and Android security architecture

📌 Cross-Team Collaboration

• Work closely with our CTO and product team to align implementation with roadmap
• Provide clear technical insights, raise blockers, and proactively recommend solutions
• Document backend services and client workflows for maintainability

Required Skills & Qualifications

🎯 Android Expertise

• Kotlin & Java, Android Studio, Jetpack libraries (WorkManager, Room, LiveData)
• Material Design, custom views, background services, and VoIP call handling
• Experience launching Android apps on Google Play

🎯 Backend & DevOps Proficiency

• AWS Lambda, API Gateway, DynamoDB, S3
• Node.js, Python, or similar backend experience
• REST and WebSocket API development
• CI/CD pipelines, Git, Gradle, Serverless Framework

🎯 VoIP & Audio Experience

• Familiarity with SIP/WebRTC, call audio capture, Twilio integrations
• Experience with background audio services and event-driven processing

🎯 Security & API Design

• OAuth/token-based auth
• Secure mobile data handling and encryption in transit
• Android permission model and security best practices

🎯 Bonus

• Experience with AWS SageMaker or deploying custom ML endpoints
• Prior experience with real-time event processing or analytics in telecom or fraud detection

Why Join Momenta?

Work on a real product with a clear mission—protecting users from voice scamsShip a full-stack mobile experience that will be used globallyCollaborate directly with founders and see your work go liveRemote-first, builder-led team with deep focus on product delivery

🚀 Apply now and help shape the future of voice security

Interested people Fill Form: https://forms.gle/vueTYZgrujGnrNEM8

Salary : 12k base + 3k bonus

🚀 *Join Our Team: Full-Time Android Developer with Flutter Experience*

*Company: MemoNeet*

MemoNeet, a leading Edtech Startup with over *900K+ downloads* for NEET exam preparation about to reach Million Users, is on a mission to empower students through innovative technology. We're seeking a talented and passionate *Android Developer* to join our core team. If you have a strong foundation in Android development and are proficient in *Flutter*, we'd love to hear from you!

*Role and Responsibilities:*

- Develop and maintain native Android applications using *Kotlin* and *Java*.

- Collaborate with cross-functional teams to design, develop, and implement new features.

- Utilize *Flutter* to enhance user experiences and create seamless, responsive UIs.

- Work with *Firebase* and *Room Database* for data storage and retrieval.

- Implement *Android Jetpack* components and follow best practices for architecture.

- Apply *MVVM* and *Clean Architecture* patterns to build robust, scalable apps.

- Handle remote data interactions via *REST* APIs and *JSON*.

- Be a logical thinker, open to learning new technologies, and contribute to the product's success.

*Qualifications:*

- *Strong knowledge of Kotlin, Java, and Android Studio (Native)*.

- Experience with *Flutter* and understanding of its ecosystem.

- Familiarity with *Android Jetpack, multithreading (using **Coroutines*), and other architecture components.

- Proficiency in *MVVM* and *Clean Architecture* design patterns.

- Passion for entrepreneurship and a desire to contribute as a long-term Co-Founder.

*Interview Process:*

1. *Preliminary Interview (F2F)*: Get to know our team and discuss your experience.

2. *Coding Round*: Showcase your skills through a practical coding challenge.

3. *Final Interview (F2F)*: Dive deeper into your technical abilities and alignment with our vision.

*Perks and Benefits:*

- *Stipend Analysis: Initial 3 months with a Base pay of **15k/month* + performance-based bonus upto to 5K/month*

⁠

- *Mentorship*: Learn from our startup journey, failures, and successes.

- *Co-Founding Opportunity: Earn company shares (up to **5%*) as a dedicated team member.

- *Remote Work*: Enjoy flexibility while contributing to our mission.

- *Additional Perks*: OTT platform subscriptions, course reimbursements, meal pass, festive gifts, and travel allowance.

*Note*: We're looking for committed individuals who treat our company as their own. If you're ready for a long-term journey and want to make a meaningful impact, apply now!

Flutter Developers [I/E2-JM2]

We are looking for Flutter developers responsible for the development and maintenance of applications aimed at a range of Mobile and Desktop. You will be working alongside other engineers and developers working on different layers of the infrastructure.

Responsibilities:-

Design and build advanced applications for the IOS/Android/Web and desktop platform

Maintain quality and ensure responsiveness of applications.

Collaborate with the rest of the engineering team to design and launch new features.

Collaborate with cross-functional teams to define, design.

Work with outside data sources and APIs

Unit-test code for robustness.

Work on bug fixing and improving application performance

Maintain code integrity and organization.

Help maintain code quality, organization, and automation.

Identify and correct bottlenecks and fix bugs

Requirements:-

Very good understanding of Flutter framework at-least 2+ year of experience in Flutter based application development.  

Hands-on experience on Flutter APIs, Dart

Experience with offline storage, threading, and performance tuning.  

Hands-on experience on iOS or Android. 

Good exposure to various 3rd party Integrations(Firebase, Google Map, Payment gateways).

Thorough understanding of Flutter development tools.  

Familiarity with RESTful APIs development.  

Expertise with code testing best practices, including unit and integration testing to ensure quality of code.  

Familiarity with code versioning tools such as Git. 

Strong understanding of Flutter Apps architecture BLoC or, Provider. , Unit testing, Streames

Good understanding of Isolates

Good understanding of Method channels, Event channels

Basic understanding of C++ and python

Experience Required : 4 to 7 yr

Immediate joiner preferred

• Leverage native APIs for deep integrations
• Solving any challenges that might appear on the way
• Diagnose and fix bugs and performance bottlenecks for performance that feels native
• Maintain code and write automated tests of quality that sets the benchmark for your future colleagues

• 2+ years of relevant industry experience in React Native
• A deep understanding of JavaScript
• Familiarity with video recording, playback, and uploading libraries
• Experience with Native Android app deployment
• Familiarity with modern front-end build pipelines and tools
• Familiarity with Socket.io is a plus
• Familiarity with RESTful APIs
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interface
• Highly accountable and takes ownership, with a collaborative attitude, and a lifelong learner
• Familiarity with code versioning tools (such as Git)

Ivan Infotech is looking for talented Hybrid developer.

Job Responsibility :

• Develop hybrid mobile application using ionic or react native.
• Manage the complete app development life cycle, which includes Screen Layout development, API integration, Testing and Submission to app stores .
• Experience of building Apps using CLI for Android and iOS. Experience of interacting with Apple Store and Play Store.
• Capability to integrate with third party APIs .
• Should have experience in Front end design and back end coding.

Required Skilled:

• Minimum 1.5 year of year experience hybrid mobile application development.
• Experience with HTML5, CSS3, Angular js, jQuery and Responsive Web Design frameworks .
• Should have knowledge of developing Hybrid Mobile applications using Ionic or React native framework.
• Should have good knowledge in cordova.

Benefit:

• Monday to Friday working.
• Flexible working hour.
• Hassle free working environment.

Company name - MindCrew Technologies

Experience- 2+ years of experience

Skills Required- React Native, iOS App Development, Android Development

Hello Developers, MindCrew Technologies in search of React native developer for Indore location.

Responsibilities and Duties
Building user-friendly IOS and Android apps on React Native Platfrom. proficient in Coding debugging.
Collaborate with cross-functional terms to define and design new features.
Work on bug fixing and improving applications performance.
Hands-on experience in optimizing code for application performance.
Ability to deliver projects on time by satisfying client's needs.
Writing modular, reusable, maintainable, well documented and fully tested code.

Key Skills
React Native, Android, iOS Development, cross platform app, Web Development, Node.js

Required Experience and Qualifications
Exp in react native development of min 6 months maximum 2yr
Must have done 1 live project on react native independently.

Benefits
Onsite opportunity ( Denmark)
Career growth
The young and energetic work environment
Chance to interact with global clients directly
Alternate Saturdays off