Mobile developer

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

Experience - 3-6 yrs

Skills : Swift , Objective -C.

Ecommerce industry is mandatory.

What we want:

➢ Can do attitude. Positive mind set.

➢ Experience in B2C applications.

➢At least 4 years of experience in mo

bile application development with a focus on iOS.

➢Proven experience with Swift or Objective C and Xcode.

➢Strong understanding of iOS development principles, patterns, and best practices.

➢Knowledge of mobile architecture patterns (MVC, MVVM, etc.) and design patterns (Singleton, Facade,etc.).

➢Familiarity with RESTful APIs, web services, and JSON.

➢Experience with third party libraries and APIs.

➢Experience with unit testing and continuous integration.

➢Excellent communication and problemsolving skills.

➢Ability to work independently and in a team environment.

➢Experience with performance and memory tuning.

➢Knack for benchmarking and optimization

Good to have:

➢Experience with Agile development methodologies.

➢Familiarity with Android development.

Location: Bangalore

Do Your Thng 

About us:

DYT - Do Your Thng, is an app, where all social media users can share brands they love with their followers and earn money while doing so! We believe everyone is an influencer. Our aim is to democratise social media and allow people to be rewarded for the content they post. How does DYT help you? It accelerates your career through collaboration opportunities with top brands and gives you access to a community full of experts in the influencer space. 

• 2-4years of experience as an iOS developer. 
• Must have Working Experience in a product based organization at least 18 months.
• Good Communication skills must. 

• Understanding the project requirement intuitively and providing proper time estimation.-Always read for troubleshooting in all important projects. ● Experience in accessing data as JSON/XML using REST API. 
• Candidate should have good knowledge of iOS, Swift, xCode and Git. ● Ability to build complex iOS standalone client applications & user interfaces, design & implementation. 
• Experience with iOS Frameworks such as UIKit, Auto-layout using storyboards, etc. ● Knowledge of Apple's design principals, application interface guidelines, and experience with 
• AutoLayout. 
• Good communication skills with the ability to work in a highly-collaborative, agile team 
• Strong analytical and problem-solving skills 
• Flexibility to learn, and work with new technologies

Desired Candidate Profile

• Bachelors/ Master’s degree in Computer Science, Engineering or a related subject
• Minimum 3 years work experience in mobile application development
• Proficiency in Problem Solving, Data Structures and Algorithms
• Strong knowledge of design concepts and constraints on mobile platforms
• Proficiency in Java/Android
• Ability to use third party SDKs
• Familiarity with Firebase, FCM, IMA, Google Services and Facebook SDK
• Demonstrable experience building excellent mobile apps that are currently in Google Play Store
• Experience with HTML5, Java, Responsive Design and flutter    

• Mosaic Wellness is looking for an Android developer responsible for the development and maintenance of existing applications along with continuous integration of new features, who can take the ownership and work independently.
• 1.5+ years of experience in Kotlin is must 
• Your primary focus will be development of Android applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure.
• Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.
  

• Integrate the design into high-quality code.
• Ensure the performance, quality, and responsiveness of an application.
• Identify and correct bottlenecks and fix bugs.
• Work along-side other developers working on a different platform for the Application. Therefore, commitment to collaborative problem solving, design implementation and creating a quality product is essential.
  

• Minimum 2+ years of experience in Android Application Development.
• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes.
• Understanding of Android design principles and interface guidelines.
• Must have already deployed at least one app on PlayStore.
• Working knowledge of Web Services & REST (JSON) APIs, Websocket, Kotlin, Retrofit, SQLite, Google API Integration, Firebase.
• Familiarity with cloud message APIs and push notifications.
• Experience with third-party libraries and APIs.
• Strong mobile UI design and implementation experience.
• Experience with the E-commerce store app
  
• Understanding of code versioning tools.