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

JOB DESCRIPTION

React Native Developer

It is a platform for creators, influencers and celebrities to grow, manage and monetise their community. It is aimed at both established and aspiring online creators who want to pursue their passion. Our vision is to enable anyone and everyone to make a successful living doing what they enjoy.

• Roles & Responsibilities:-

• Architect, build and maintain excellent React Native applications with clean code.
• Implement pixel perfect UI's that match designs.
• Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Integrate third-party API's.
• Write unit and integration tests.
• Release applications to IOS and Google Play stores.
• Work with native modules when required.
• Work as part of a small team, which will include other React Native developers, a project manager, QA professional, and a designer.
• Complete two week sprints and participate in sprint retrospectives and daily standups.
• Assist with building estimates.
• Interface with clients via Slack, Zoom, and email.
• Track your time throughout the day using Toggle.
• Work with modern tools including Jira, Slack, GitHub, Google Docs, etc.
• Be part of a community of React Native developers who share knowledge and help each other as problems arise.

• Required Candidate profile:-

• 2+ years of professional experience working with React Native.
• 4+ years of professional software development experience.
• Experience working with Swift, Java required.
• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon, both in regards to estimates and to the general process.
• An understanding of React Native best practices and a commitment to following them.
• Ability to work through new and difficult React Native issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of React Native applications.
• A positive mindset and can-do attitude.
• Forensic attention to detail.
• You work well within a team environment and enjoy working in the office with your colleagues.
  
  

We are looking for a Senior React Native developer with 5 - 6 years of experience, in building performant mobile applications on Android & iOS platforms. You will be responsible to Architect, build React Native applications.

We are a fast growing product based startup operating out of Chennai.

Responsibilities

• Build pixel-perfect, buttery smooth UIs across Android and iOS.
• Technical design of complex mobile applications
• Leverage native APIs for deep integrations with both platforms.
• Translating designs and wire-frames into high quality code
• Diagnose and fix bugs and performance bottlenecks for performance that feels native.
• Maintain code and write automated tests to ensure the product is of the highest quality.

Requirements

• 5-6 years of demonstrable experience in designing and developing mobile apps using react-native.
• Ability to write well-documented, clean JavaScript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts.
• Familiarity with native build tools, like XCode, Gradle, Android Studio and Visual Studio Code.
• Understanding of REST APIs, the document request model, and offline storage.

Below are a few perks of joining our team:

• Competitive salary
• Fully remote job
• Creative Problem Solving and Entrepreneurial Thinking
• Fast-Paced Environment
• Consistent Engagement from Senior Leadership

We are seeking a highly skilled and experienced Android developer to join our dynamic development team. In this role, you will be responsible for designing, developing, and maintaining high performance for Android platforms.

Responsibilities:-

1. 1+ years of technical experience with Android.
2. Good understanding and proficiency in Java/Kotlin.
3. Strong knowledge of Android SDK, frameworks, and development patterns.
4. Experience with Rest APIs integration.
5. Implement testing procedures to identify bugs.

About the Company

The Company is committed to providing tech-enabled solutions which aim to improve store sales and profitability for India’Corner storesres.It has product lines in distribution,staffing, logistics and distribution Technology.

Job Designation: Software Developer-Android

Job Location: Bangalore

Responsibilities- Understand and identify requirements

                               UI/UX Design

                               Coding

                               Unit Tests

                               Documentation

Qualifications : B.E (CS) or MCA

Technical skills (necessary to have): Native Android, React Native

Technical skills (good to have): good understanding of UI/UX, DSA, backend capabilities, RDBMS, php, python, Java


Regards
Team Merito

• Bachelor’s or Master’s degree in Computer Science or Engineering, 
• 4-8 years of hands-on Experience in React native js  
• Develop Hybrid Apps using React Native and integrate them with back-end services.
• Navigation model in Mobile apps.
• 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
• Able to build and maintain awesome react native applications with good code quality
• Implement pixel-perfect UI's that match designs.
• Work with native modules when required.
• Have developed at least 1 iOS/Android app which has been deployed in both Appstore and Google Play
• Excellent understanding of solid coding skills in React Native)
• Have a good understanding of REST APIs
• Good Communication

We are looking for an Android developer responsible for the development and maintenance of applications aimed at a vast number of diverse Android devices. Your primary focus will be the development of Android applications and their integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.

• Design and build advanced applications for the Android platform
• Collaborate with cross-functional teams to define, design, and ship new features
• Work with outside data sources and APIs
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Work on bug fixing and improving application performance
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

• BS/MS degree in Computer Science, Engineering or a related subject
• Proven software development experience and Android skills development
• Proven working experience in Android app development and
• Have published at least one original Android app
• Experience with Android SDK
• Experience working with remote data via REST and JSON
• Experience with third-party libraries and APIs
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• Solid understanding of the full mobile development life cycle.