4+ years of experience of Java/Kotlin development on Android
Understanding of Android Application Framework
Very good understanding of UI placement, Layouts Wireframes.
Development experience with Android Services, AIDL Binders.
Usage of Design Patterns on Android (MVP, MVVM)
Hands-on experience with Android Studio, SDK, Gradle AVD
Experience in writing Unit tests and Automated Tests using JUnit, Mockito, etc.
Experience with AOSP development and Android NDK.

About Matellio India Private Limited
Similar jobs
Job Description for Flutter Developer:
Profile: Flutter Developer
Experience: 1-2 yrs
Qualification: B.Tech/MCA
Working Days: 5
Job Nature: Permanent
Roles And Responsibilities:
- Develop, test, and maintain cross-platform mobile applications using Flutter and Dart.
- Build responsive, user-friendly, and visually appealing mobile interfaces.
- Translate UI/UX designs and wireframes into high-quality Flutter applications.
- Write clean, maintainable, reusable, and well-documented code.
- Integrate REST APIs, third-party services, and backend systems.
- Work with databases, authentication, push notifications, and other mobile services.
- Implement state management solutions such as Provider, Riverpod, Bloc/Cubit, or GetX.
- Debug, troubleshoot, and resolve application issues and performance bottlenecks.
- Perform unit, widget, and integration testing.
- Collaborate with product managers, designers, backend developers, and QA teams.
- Participate in code reviews and follow software development best practices.
- Optimize applications for performance, stability, security, and scalability.
- Publish and maintain applications on the Google Play Store and Apple App Store.
- Stay updated with the latest Flutter, Dart, mobile development, and industry trends.
Flutter Developer Requirements:
- Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
- 1+ years of professional experience in Flutter development.
- Strong proficiency in Dart and Flutter.
- Experience developing and deploying Android and iOS applications.
- Good understanding of Flutter widgets, layouts, navigation, animations, and responsive design.
- Experience integrating RESTful APIs and third-party APIs.
- Strong understanding of state management and application architecture.
- Experience with Git/GitHub/GitLab and version-control workflows.
- Good understanding of JSON, HTTP, asynchronous programming, and API integration.
- Experience with debugging, testing, and performance optimization.
- Understanding of mobile application security and best practices.
- Strong problem-solving and analytical skills.

Job Title: Senior Android Developer / Lead Engineer (Java | Kotlin | Android)
Experience Required
- 10+ years of overall software development experience
- Strong hands-on expertise in Java, Kotlin, and Android development
Role Overview
We are seeking a highly experienced Senior Android Engineer with deep expertise in Android OS internals, system-level development, and strong hands-on coding ability. The role demands strong technical leadership, architectural thinking, and the ability to design and build scalable, high-performance Android applications with system-level integrations.
This is a hands-on technical role (not people management) with focus on architecture, design, and complex problem solving.
Key Responsibilities
1. Android Application Development
- Design, develop, and maintain advanced Android applications using Java and Kotlin
- Write clean, efficient, and maintainable code with strong adherence to OOP principles
- Participate in hands-on coding, debugging, and code reviews
2. Android Framework & System-Level Development
- Work with Android OS-level APIs including:
- Services
- Binder IPC
- AIDL
- System services
- Understand and implement system-level integrations
3. Low-Level & Hardware Interaction
- Exposure to Kernel / Hardware Abstraction Layer (HAL)
- Work on device-level integrations such as:
- Sensors
- Bluetooth
- Other hardware peripherals
4. Performance & Stability Engineering
- Identify and resolve performance issues including:
- ANR (Application Not Responding)
- Memory leaks and optimization
- Ensure application stability and efficient resource usage
5. Concurrency & Multithreading
- Build robust multi-threaded applications
- Strong understanding of:
- Concurrency models
- Synchronization mechanisms
- Thread safety and race condition handling
6. System Design & Architecture
- Design scalable, modular, and maintainable Android applications
- Define architecture patterns and enforce best practices
- Contribute to system-level design decisions
7. Technical Leadership (Hands-on)
- Provide technical direction and mentorship to engineering team members
- Guide design and implementation decisions
- Conduct architecture and code reviews
- Remain actively involved in coding and technical problem solving
Preferred / Good to Have
- Exposure to IoT domain
- Exposure to HVAC systems or related embedded domains
Must-Have Skills Summary
- 10+ years Android development experience
- Strong Java, Kotlin, Android expertise
- Deep knowledge of Android internals and system APIs
- Strong OOP and coding skills (coding assessment required)
- Experience with performance tuning and memory management
- Strong understanding of multithreading and concurrency
- System design and architecture expertise
- Hands-on technical leadership
We are looking for an enthusiastic Android Developer Intern with a proven track record of building Android apps from the ground up.
Skills Required
1. Product Design and Development Skills
- Native Android (Java)
- Firebase - firestore
- Cloud functions
2. Design skills
- XML
- Recreate Figma design in XML
3. Testing Skills
Test the feasibility and viability of the App.
Roles and Responsibilities
- Turn an idea into a product.
- Take complete ownership of the app and build the product end to end.
- Own and manage the complete development cycle of the App.
- Understanding the feature requirement and implementing the same.
- Work directly with the company leadership.
- Brainstorm ideas and designs with few of the finest minds in the industry.
About Us:
Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.
Hiring Process:
- Apply for your CV and past work to be reviewed.
- Receive a telephonic interview or assessment upon filling the final step form.
-
Receive offer letter if selected.
Hiring Duration:
Our hiring process takes less than 24 hours from the time you receive the Final Step form.
Validity: Up to Dec 2023
- Apply soon, the earliest applicant would be preferred over the late applicants.
Roles and Responsibilities
At least 5+ Yrs of experience of Android Java and Kotlin programming application development,
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
- 2-5 years of professional Android Application development experience.
- Experience in designing, development, and REST API Integration of Android Applications using Dart, Java, or Kotlin.
- Strong knowledge of Android UI design principles, patterns, and best practices.
- Ability to design, build, and maintain high-performance, reusable, and reliable code.
- Deep knowledge of Android SDK, different versions of android, and handling of multiple screen sizes.
- Apply knowledge of Javascript (ES6) including all the latest features
- Usage of third party libraries for Maps, UI scaling, Styles, Secure storage, Permissions, Navigation, Splash screen, Network. Analytics. Push notifications, Localization, Calendar, etc.
- Build and run apps using Xcode, and Android Studio
- Persistence support using frameworks like Realm
- Comprehend performance issues and solve them
- Knowledge of Git (including merging, branching and resolving merge conflicts)
Desired skills
- Ability to create flexbox driven UI layout
- Configuring ESLint for JS code linting
- Being aware of alternate state management mechanisms like MobX
- Is proficient in either iOS or Android programming too.
Technical Skills
- Knowledge of all aspects of React framework
- Components, containers, JSX specification of component UI layout, Component lifecycle
- Props and State mechanism used for data flow
- Various kinds of views (text, button, scroll view, flat list, etc.)
- Navigation
- RN animations and gesture system fundamentals
- Redux state management library
- React Router usage
- JSON/XML parsing
Ideal Candidate Profile
- Strong grasp of computer science fundamentals and excellent problem-solving skills.
- Good understanding of software engineering practices, Data Structures & Algorithms.
- Solid programming skills in Java/Kotlin.
- Good communication skills.
- Strong sense of ownership and accountability.
- Experience in Reactive programming, Asynchronous programming and Unit Testing will be an added advantage.
- 3+ years of experience in product driven organization.
- A Bachelors or master’s degree in engineering from a reputed institute (preferably IITs, NITs, or other top engineering institutes)
- Motivation to design and build reliable, elegant apps
- 2 - 4 years of android application development experience
- Proficiency in Java and experience in Kotlin
- Familiarity with RxJava2, Dagger2, OkHttp, Retrofit, Android Architecture Components
- Familiarity with material design
- Primary Skills: Xamarin and WPF
- Mandatory skill: Xamarin. Forms & WPF
- Experience in designing and developing Xamarin applications (mainly xamarin forms).
- Good knowledge of C#.Net.
- Understanding and implementation of MVVM design pattern.
- Good to have knowledge in other design patterns as well.
- Experience with Agile/ mobile dev-ops methodologies.
- Passionate about advancements in technologies
- Looking Candidate who has H1 & B1 valid Visa only, candidate need to travel to US immediately if shortlisted










