Android 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!

iOS Developer:

1+ years of experience in iOS mobile application development

• Proficient with Swift and Cocoa Touch
• Experience with iOS frameworks such as Core Data, Core Animation, Core Location etc
• Experience in Design patterns such as POP, MVVM, CleanSwift, Facade
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Familiarity with cloud message APIs and push notifications
• Understanding of Apple's design principles and interface guidelines
• Ensure the performance, quality, and responsiveness of applications
• Experience with offline storage, threading, and performance tuning
• Understanding of the full mobile development life cycle
• Understanding of Git

• Designing and building advanced applications for the Android platform
• Collaborating with cross-functional teams to define, design and ship new features
• Unit-testing code for robustness, including edge cases, usability, and general reliability
• Working on bug fixing and improving application performance
• Continuously discovering, evaluating and implementing new technologies to maximize development efficiency

What you need to have:

• 3 to 6 years Android app development experience
• Hands on experience in developing high performance mobile applications
• Strong knowledge of Java,Kotlin,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
• Strong knowledge of Android UI design principles, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Ability to design applications around natural user interfaces, such as touch
• Familiarity with cloud message APIs and push notifications
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometer
• Must have experience in BLE and BT
• Good understanding of unit, system and end to end testing and automation of mobile applications/ Android applications
• Familiarity with the MVC and MVVM design patterns
• Knowledge of the open-source ecosystem and the libraries available for common tasks
• Experience building, testing and distributing native apps that consume RESTful services
• Hands-on coding, systems analysis, design and delivery of projects assigned
• At least three native applications deployed in the play-store
• Proficiency in code versioning tools such as GIT

• Building and Designing advanced Android applications for the Android platform.
• Cross-functional team collaboration to design, define and ship new features.
• To use and work with outside APIs and data sources.

Qualifications

• 3+ years of experience specifically on MVVM architecture creating B2C applications.
• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces

The Must-Haves

• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces
• Strong CS fundamentals  (with competencies in algorithms and data structures)

We are looking for an Android Developer who possesses a passion for pushing mobile technologies to the limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile applications. Android programming works closely with other app development and technical teams.

• 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

• BE/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 5 original Android apps
• Experience with integrating various Android SDKs
• Knowledge of developing own Android SDKs for distribution to other developers
• 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

• Know how to build android applications and integrate APIs/SDKs
• Know how to create android SDKs
• Have built and launched atleast 5 android apps
• Ability to build complex apps on Android

• Leads a project end-to-end and collaborates across functions. Drives planning, estimation and execution.
• Understands requirements well and comes up with efficient design
• Develops complex, well backed and bug-free products. Estimates accurately.
• Takes well-reasoned tech decisions keeping in mind goals and trade-offs
• Becomes a go-to person in more than one area. Provide technical mentoring to team
• Communicates clearly, gets clarifications and establishes expectations for all parties
• Helps establish SDLC best practices and high standards of code quality
• Demonstrates excellent problem solving & debugging skills
• Proactively identifies and resolves issues in requirements, design and code
• Perform peer code reviews and help us all get better.