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

Job Description

• Build pixel-perfect, buttery smooth UIs
• Leverage native APIs for deep integrations
• 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

• 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 RESTful APIs
• Familiarity with code versioning tools (such as Git)

• Enguru is India’s leading destination for online learning English, with over 4 crore learners
• who have used our products. enguru caters to multiple audiences, including adult and
• children learners looking to learn English through live group and/or personal classes.

• You will have end-to-end ownership in helping to launch the first iOS app in the enguru
• product suite. You will work closely with back-end engineers, product managers and graphic
• designers to build different layers of the infrastructure. You will be responsible for
• discovering, evaluating and implementing new technologies in your process to optimise the
• development efficiency.

• Experience in publishing iOS apps in the app store, and worked on the development of iOS apps and their integration with back-end services.

• Proficient in offline storage database systems and experience with third-party libraries (including custom libraries
• Strong debugging, troubleshooting, performance tuning and optimisation skills.
• Knowledge of asynchronous and multithreading pattern.
• Excellent computer science fundamentals, including databases, OOP, data structure and algorithm knowledge.
• Experience building fluid custom interfaces for a variety of screens, backed with a strong understanding of Apple design principles and interface guidelines.

Roles and Responsibilities

- Good programming skills in Dart and Object-Oriented concepts.
- Experience with Flutter - Material design, BLOC, Async, Streams, Navigation.
- Exposure to Android and iOS Mobile Application Stack.
- Experience in working with RESTful APIS, TCP / Sockets.
- Knowledge in version control - Git

Mobile App Developer

Notice Period: 45 days / Immediate Joining

Banyan Data Services (BDS) is a US-based data-focused IT Company that specializes in comprehensive data solutions and services, headquartered in San Jose, California, USA.

We are looking for Mobile App developers to join our development team based out of Bangalore. This team focuses on the most innovative and emerging data infrastructure management and DevOps tools to support highly scalable and available infrastructure.

It's a once-in-a-lifetime opportunity to join our rocket ship startup run by a world-class executive team. We are looking for candidates that aspire to be a part of the cutting-edge solutions and services we offer that address next-gen data evolution challenges.

Key Qualifications

· Minimum 1 - 3 years of experience working in a development team with hands-on experience in Android / iOS/Cross-Platform Development frameworks

· Design and build different layers of the iOS app or/and Android mobile applications

· Experience in submitting at least one application to Google Play Store or Apple App store

· Work on building a product from scratch and involve in the entire application lifecycle concept, design, test, release, and support

· Experience with third-party libraries, social media integration, and APIs

· Hands-on Flutter, open-source mobile application development framework

· Should understand and have knowledge on the application security practices/vulnerabilities

· Exposure to any of relation database technologies MySQL/Postgres/Oracle or any No-SQL database

· Worked on open - source tools for logging, monitoring, search engine, caching etc.

· Familiarity with RESTful APIs to connect iOS applications to back-end services

Key Responsibilities

· Ambitious individuals who can work under their own direction towards agreed targets/goals.

· Must be flexible to work on the office timings to accommodate the multi-national client timings

· Will be involved in solution designing from the conceptual stages through development cycle and deployments.

· Willing to learn new technologies and work on research-orientated projects

· Proven interpersonal skills while contributing to team effort by accomplishing related results as needed

· Scope and deliver solutions with the ability to design solutions independently based on high-level architecture.

· Independent thinking, Desire / Ability to work in a fast-paced environment with creativity and brainstorming

http://www.banyandata.com" target="_blank">www.banyandata.com 

Collabsports Technologies Pvt Ltd is a sports-tech startup based in Pune, India. We are a small team, passionate about Sports & Technology. Our product, Scorpad is a mobile app with a mission “Sporting Made Smarter”, helps athletes in recording, analysing & improving their game while collaborating with their friends and other like-minded athletes. For more information, visit https://scorpad.com">https://scorpad.com

• You need to be passinate about technology with strong development & debugging skills.
• You will be responsible for designing, developing, testing & debugging responsive mobile applications.
• You should have one or more mobile apps on Google/ App store
• Thorough with VCS/ Git
• Working knowledge of general mobile landscape, architectures and trends
• Good understanding of RESTful APIs
• You should have a desire to work in startup fast-paced environment, able to self-manage and work remotely, when required.

Dear Candidate,

We have an urgent requirement of Android Developer for Noida Location.

Joining: Immediate/15 days

Exp: 1-2 years

Location: Noida, Sector-132

Responsibilities and Duties

• 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

Qualifications: B.tech/M.tech/BE/BCA/MCA

Skills Required:

• 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.
• Hybrid

Requirement::

• Must Have worked with Flutter / Android Application development.

• Excellent ability to develop & understand algorithms

• Excellent verbal & written communication.

• Strong knowledge in Restful web services. Experience in interacting with web services from the Flutter mobile platform

• Experience with Offline Storage, Threading, And Performance Tuning

• Strong knowledge in Push Notifications

• Analytical, Problem Solving and Decision Making Skills.

• Should have knowledge on client requirements analysis.

Website - https://praxinfo.com/">https://praxinfo.com/