Flutter 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

Why Blaze?

Blaze Web Services Pvt Ltd is a technology partner and vendor for notable international eCommerce businesses. We are expanding our development teams with "Star" Developers who can improve existing mobile apps with better performance and techniques.

Job Roles and Responsibility:

1. Develop and build mobile apps for iOS & Android devices using React Native Framework.

2. Integrate Web API into the mobile app code base.

3. Manage 3rd Party API Integrations in the code base.

4. Develop clean, secure, extensible, reusable, and maintainable code meeting existing architectural objectives.

5. Enhance the app performance with quick responsive functionalities.

6. Integrate UI view codes into the app code base.

7. Collaborate with the team to Design > Develop & Launch new versions

Skills required:

1. Sound development knowledge in React Native

2. Good understanding of the e-Commerce concept

3. Knowledge of REST/JSON APIs & PUSH Notifications

4. Ability to create APK / xCode Builds

5. Good hands-on experience in GIT

Experience: 3+ Years

Mention your app's app store and play store link in your resume while you apply.

Job Location: Madurai - Tamil Nadu.

We are looking for Flutter Developer with 1 - 5 yrs of experience.

Work Location: Jodhpur

Responsibilities:

• Develop and maintain the app(Android & iOS)
• Maintain quality of code
• Collaborate with other engineers in building applications.
• Attend daily standup meetings.
• Discuss and write specifications for tasks.
• Assist system lead with system design.
• Conduct code reviews as requested.
• Test sites and applications in different browsers and environments.
• Learn and test new technologies, frameworks, and languages.
• Stay up to date with new trends and advancements in app development

Skills and Qualification:

• Knowledge of Dart Language
• Familiarity with version control
• Basic understanding of Flutter architecture, Widget trees
• Familiarity with app architecture (MVVM, MVP, MVC, etc...)
• Understanding of async operations
• Familiarity with local storage (like Dio, shared preferences, etc... )
• Familiarity with Flutter state management approach (BLoc, provider, etc...)

About Company:

Open Innovations Lab is an initiative of JTittle Innovations for all individual or group of innovators/ experts/specialist who wants to share knowledge with an open community so our job is often about setting up/hosting open activities/sessions that enable people to learn from each other and build on their own knowledge. We are technology enthusiasts working on a couple of interesting products/services in the area of digital advertisement and the travel domain. We leverage the power of chatbot(s) augmented / artificial intelligence over the cloud to help CXOs generate better ROI.

About Telyport

Telyport is an emerging tech startup in the logistics space. We are building a robust hyperlocal distribution network that is affordable, convenient, and reliable for locals, SMEs, and large enterprises with a vision to bring local commerce online.

Job Description

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.

We never really thought that a college degree was the thing that you had to have to do well. We trust in team’s deliverables, smart & the hard work.

Responsibilities: Build & Maintain TELYPORT’s Android Stack

- Translate designs and wireframes into high quality code.

- Design, build, and maintain high performance, reusable, and reliable Java code.

- Ensure the best possible performance, quality, and responsiveness of the application.

- Identify and correct bottlenecks and fix bugs.

- Help maintain code quality, organization, and automatization.

Skills

- Strong knowledge of 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 the use of additional sensors, such as gyroscopes and accelerometers.

- Knowledge of the open-source Android ecosystem and the libraries available for common tasks.

- Ability to understand business requirements and translate them into technical requirements.

- Familiarity with cloud message APIs and push notifications.

- A knack for benchmarking and optimization.

- Understanding of Google’s Android design principles and interface guidelines.

- Proficient understanding of code versioning tools, such as Git.

- Familiarity with continuous integration.

This is not your typical 9-5 job. If you are a hustler, passionate about what you do and would like to challenge yourself into new areas and arenas, look no further. You will have absolute creative independence in executing your roles while at the same time be chasing aggressive goals and targets to pursue and a highly competitive group of people to challenge and learn from.

Experience or College Educations don’t matter. What matters is your love & passion for building technology products. Compensation will be competitive with an option for ESOPs

Responsibilities

As a Software Engineer - Cross Platform Mobile Developer you will be expected to develop and maintain Cross platform Android and iOS applications for a range of our clients in different verticals. You will be working alongside other engineers and developers working on different layers of the infrastructure. You will also be helping out junior team members by reviewing their code and providing feedback. Thereby, helping them excel professionally.

Requirements

B.E/B.Tech degree in Computer Science Engineering or any related fields. Even candidates with BCA/MCA degree can apply. But if you feel that you don’t have the necessary degree to apply, don’t worry! If you can prove that you have the necessary skills for this position, we would love to hear from you.

Skills

• Thorough understanding of Flutter and its core principles.

• Proficient in Dart6 Programming.

• Knowledge of modern authorization mechanisms (such as Auth 2.0 or JSON Web Token)

• Build pixel-perfect, buttery smooth UIs across both mobile platforms. • Familiarity with RESTful APIs.

• Leverage native APIs for deep integrations with both platforms.

• 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.

• Ability to understand business requirements and translate them into technical requirements

• A knack for benchmarking and optimization

• Familiarity with code versioning tools (such as Git or Perforce)

• Strong knowledge of UI design principles, architecture patterns, and best practices for development.

• Familiarity with native build tools, like Xcode, Gradle (Android Studio, IntelliJ)

• Ability to write well-documented, clean code

• Experience launching and managing production mobile apps Nice to have

• Familiarity with continuous integration

• Knowledge on native Android development