
Job Overview:
Now, we are seeking a skilled Kotlin Developer with around 2+ years of experience to join our team. The ideal candidate will be responsible for developing and maintaining high-performance Kotlin-based applications while ensuring best practices in architecture, security, and performance optimization.This is your chance to make an impact, and we’re here for it.
Key Responsibilities:
● Develop, enhance, and maintain Kotlin-based applications.
● Work with local databases such as Room, SQLite, and Realm for efficient data storage.
● Integrate API services using Ktor, Retrofit, and OkHttp for RESTful and GraphQL-based communications.
● Implement Kotlin Coroutines & Flow for asynchronous programming.
● Follow Clean Architecture and MVVM/MVI principles for scalable and maintainable code.
● Optimize application performance, security, and responsiveness. Write and maintain unit and integration tests to ensure application stability.
● Stay updated with Kotlin, Jetpack components, and the latest industry best practices.
What We're Looking For:
● 2+ years of experience in Kotlin development (Android or KMM).
● Strong knowledge of local database management (Room, SQLite, Realm, or SQLCipher).
● Expertise in API service integration using Ktor, Retrofit, or OkHttp.
● Hands-on experience with Kotlin Coroutines & Flow for efficient asynchronous programming.
● Strong understanding of Jetpack components (LiveData, ViewModel, Navigation, WorkManager, etc.).
● Experience in designing applications following Clean Architecture, MVVM, or MVI patterns.
● Knowledge of dependency injection frameworks like Dagger/Hilt or Koin.
● Proficiency in version control systems (Git) and platforms like GitHub, GitLab, or Bitbucket.
● Experience with unit testing using JUnit, MockK, or Espresso.
● Understanding of performance optimization techniques for Kotlin applications.

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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:
- Work closely with various people and teams throughout the entire app development cycle (concept, design, build, deploy & test) in an agile environment.
- Design and build applications for the Android platform.
- Ensure the performance, quality, and responsiveness of applications.
- Identify and correct bottlenecks and fix bugs.
- Help maintain code quality, organization, and automatization.
- Knowledge of other web technologies and UI/UX standards.
- Familiarity with cloud message APIs and push notifications.
- Proficient understanding of code versioning tools like Git.
- Maintain and update the existing mobile app.
Reporting Structure
- This position reports to the Team Leader - Technology.
Job Specifications
- An Graduate in IT or Post graduate or Engineer in IT; with 4+ years’ of relevant experience.
- Minimum 2 years of experience in Flutter is a must.
- Familiarity with RESTful APIs to connect Android applications to back-end services.
- Excellent communication and interpersonal skills.
- Strong problem solving, analytical, decision making and technical ability.

- Design, build, and maintain our current Android mobile applications
- HTML 5 Mobile Website Development
- JSON Web Service Development
- Collaborate with Product and Design teams to ship new features
- Implement new technologies to improve our applications performance
- Application Support
- Java and Android Studio
- My SQL Lite
- Web Services
- Android Core API
- Kotlin with min. 1.5 years of experience
- Should have worked on Transaction Applications e.g. Sales, Purchase, CRM, Inventory , Finance etc…
- Candidate Should have experience of working with jetpack component, Livedata, Room Db, data binding, mvvm architect

Experience of design and development of Enterprise grade Mobile application
Hands on experience in performance tuning, debugging, monitoring
Experience designing clean and maintainable APIs
Experience with multithreaded programming, reusable frameworks, UI components, Android Jetpacks
tools and optimization techniques
REST API based web service and other system integration, web service integration,
Preferably have working experience of technologies like webRTC, ReactJS, NodeJS, JSON, Other hybrid
application development platform
Previous experience of developing VoIP based solution, live streaming/video calling based application
Nice to have: experience on Server side technologies like: J2EE, PHP. RDBMS knowledge on
MySQL/Oracle; Other associated technologies like: Git, JIRA, AWS technologies, Linux; Agile development
methodologies; Design Patterns like: MVC, MVVM ; Knowledge on various Security standards
DevOps understanding is a plus.
Previous experience of working in Product/Solution development or Start-ups will be added advantage
Domain Knowledge: Health care
Good Communication skil


React Native Role :
We are looking for a qualified React Native developer to join our Engineering team. Ultimately, you should be able to design and build the next generation of our mobile applications.
What is expected of our App Developers?
- Understand the healthcare context and identify key problems
- Innovate, evaluate, and deploy various android and IOs Features that can solve complex healthcare needs
- 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 general process. An understanding of React Native best practices and acommitment to following them.
- Ability to create and maintain continuous integration and delivery of applications.
- A positive mindset and can-do attitude.
- Forensic attention to detail.
Qualifications:
- Bachelor’s degree in CS/IS.
- Experience with React Js, React Native, JavaScript including DOM Manipulation and
JavaScript object model.
- Thorough understanding of React Native and its core Principles.
- Hands on experience on React Native Framework at least 2 years.
- Good Knowledge of HTML5, CSS.
- Familiarity with code versioning tools (Such as Git, SVN or Mercurial)
- Familiarity with RESTful APIs
- Familiarity with modern front-end build pipelines and tools.
- Experience with common front-end development tools such as Babel, Web pack, NPM etc.
10.Experience with Native Mobile app deployment on App store and google play store.

Own Android SDKs, working hand-in-hand with the founding team
Design and build delightful user interfaces for native apps on Android
You will be (co-) responsible for our software development kit (SDK) for Android
Building mobile apps in both Swift and Kotlin.
You work independently on your own code, but you also spend time collaborating with others.
You are involved in all stages of app development and contribute to the roadmap.
You get the freedom to experiment with new Android technology.
Ownership — advocate for projects and solutions that need to be launched ground up.
Experience
Min 2 to 4 years in developing Android applications in Java / Kotlin / C++ /Gradle/Groovy.
Worked on SDKs/Frameworks.
Strong understanding of software design patterns as well as Android specifics.
Experience with authenticated sessions using authentication tokens and have at-least
fundamental knowledge of app security.
Good to have:-
Experience with Cross-platform frameworks is a plus (React Native, Flutter, Cordova,
Xamarin).
Have implemented security standards and guides.
Experience building applications at scale.
Experience with third-party libraries and APIs like Mobile Vision, MLKit and/or
Camera API.
Good understanding of garbage collection, design patterns and continuously
discover, evaluate,and implement new technologies to maximize development efficiency.
Unit-test code for robustness, including edge cases, usability, and general
reliability


• Responsible for development of new highly-responsive, web-based user interface
• Construct visualizations that are able to depict vast amounts of data
• Work and collaborate with the rest of the engineering team
• Work with product team and graphic designers
• Learn and understand user interactions
• Develop a flexible and well-structured front-end architecture, along with the APIs to support it
Requirements: • 3+ yrs of experience
• Experience with JavaScript
• Experience with REACT
• Experience with HTML / CSS
• Experience with REST API's


- Candidate Must be well versed with latest SDK versions, XCode, Objective C, Swift, UIKit, Cocoa etc.
- Expertise in integrating web services (XML/ JSon etc.) with iPhone applications.
- An experience in using Maps API, GPS services for iPhone/ iOS apps is required.
- Experience with third-party libraries and APIs.
- Working knowledge of the general mobile orientation, architectures, trends, and emerging technologies.
- Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text, Core Location.
- To take care of build and release process (Adhoc releases, Final release).
- Should have worked on cocoa touch, story board, core data, auto layout.
- Hands-on experience in Cloud APIs, push notifications, social media integration, and integration of analytics is an added advantage.
- Must have good analytical, debugging, App publishing and problem solving skills.
- Self-starter having the ability to independently acquire the knowledge required in succeeding his job.

Plan and implement projects
Help define project scope, goals and deliverables
Define tasks and required resources
Collect and manage project team
Allocate project resources
Create schedule and project timeline
Track deliverables
Support and direct team
Monitor and report on project progress
Implement and manage change when necessary to meet project outputs
Evaluate and assess result of project
Skill Sets –
• Candidates should have managed a minimum of 5 Mobile and web application projects
• Minimum of 1-2 years of experience in mobile application management
• Strong in mobile application technologies –Preferably IOS and Android and Hybrid application development
• Experience of onsite project management using agile methodology is essential.
• Understanding of Apple/Android best practices for application development.
• Sufficient experience in both management of software projects and functional management of software development teams.
• Develop full-scale project plans and associated communications documents using the Agile methodology.
• Estimate the resources and participants needed to achieve project goals. Set and continually manage project expectations with team members and other stakeholders.
• Identify and resolve issues and conflicts within the project team.
• Identify and manage project dependencies and critical path.
• Develop the required materials including technical specifications, project and resource plans, project updates, and presentation materials.
• Develop short-term and long-term project plans, priorities and objectives
• Understanding of available framework(s) for application development on iOS platform.
• Flexible and proactive/self-motivated working style with strong personal ownership of problem resolution
• Ability to multi-task under pressure and work independently with minimal supervision.
• Excellent communication skills
Knowledge/skills
• Expert knowledge of application operations
• Expert abstract reasoning, problem isolation, and troubleshooting skills
• Good knowledge of ITIL practices
• Experienced in working under pressure and tight deadlines


About the role: One key differentiator of FabHotels brand for our asset partners is bestin-class returns. While our online & offline demand teams drive higher occupancies for our partners, this role entails ownership of developing and work on react native side of application development.
Key responsibilities:
- Knows how to embed React-Native in a native (iOS/Android) component and vice versa.
- Firm grasp on JS/CSS fundamentals
- Build pixel-perfect, battery smooth UIs ((layouts, animations, etc.))across both mobile platforms
- Good understanding of Design and Architecture Patterns
- Strong focus on app performance
- Familiarity with native build tools, like XCode, Grade (Android Studio, IntelliJ)
- Good in debugging
- Experience in iOS app development is preferable.
Individuals who would connect best with the job requirements are those who:
- Are excited to be part of a young, dynamic team that is building a disruptive, sustainable business
- Are willing to go the extra 100 miles it takes to win in a super competitive market
- Are innovative, resourceful and comfortable with dynamic business requirements
- Fulfil below minimum criteria:
- 1+ years experience in React-Native based app development
- 1-2 years experience in Mobile app development(React-Native + iOS).
- Hands on experience in Redux

