
Senior Android Developer / Lead Engineer (Java | Kotlin | Android)
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

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Pay: Up to ₹500,000.00 per year
Job description:
Location: Indore (Onsite)
Availability: Immediate
Interview Mode: Virtual + Face-to-Face (F2F)
We are looking for an experienced Android Developer with 3–4 years of expertise in building robust mobile applications. The ideal candidate should have strong skills in Java/Kotlin, hands-on experience with Firebase services, and the ability to implement real-time communication using Sockets.
Responsibilities
- Develop and maintain Android applications with clean, scalable code.
- Work with Firebase (Auth, Firestore/Realtime DB, Cloud Messaging, Analytics).
- Build Socket-based real-time features such as chat and notifications.
- Collaborate with design and backend teams to deliver user-friendly apps.
- Debug, test, and optimize applications for performance and security.
- Stay updated with the latest Android development trends and tools.
Requirements
- 3–4 years of proven Android development experience.
- Strong knowledge of Java, Kotlin, Android SDK, Jetpack Components.
- Hands-on experience with Firebase & Socket programming.
- Familiar with MVVM / MVP architecture patterns, REST APIs, JSON.
- Good understanding of Git, Play Store deployment, and debugging practices.
- Bachelor’s degree in Computer Science, IT, or related field.
- Must be able to join immediately and work onsite in Indore.
We are looking for a Flutter Developer responsible for creating multi-platform apps for iOS and Android using Google's Flutter development framework. The primary focus will be on creating new experiences and maintaining existing apps. Deep experience contributing to and managing high-scale production mobile apps. You must have strong previous experience in Flutter and Dart development.
Requirements :
• Good exposure to integration projects.
• Hands-on experience and expertise in Building interfaces with Android SDK, Android Studio and development.
• Rest Api knowledge.
• Expertise in Android Flutter.
• Passion for best design and coding practices and a desire to develop new creative ideas.
• Skills required teamwork, leadership, and self-motivated.
• Adaptive to learn any technology.
Responsibilities :
• Design and Build sophisticated and highly salable apps using Flutter.
• 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.
Our client is a full stack fitness and lifestyle brand and is Indias largest app that is making fitness affordable, accessible and enjoyable through technology, data and intelligence. Available on iOS and Android, this app allows subscribers to work out at anywhere, anytime, and chose from a variety of available workout options like: gym workouts, yoga, Zumba, Pilates, spinning, kickboxing, CrossFit, and MMA. It gives access to 3000+ top gyms and fitness studios, fitness coaching plans and personal nutrition assistance and more in Ahmedabad, Bengaluru, Delhi-NCR, Hyderabad, Jaipur, Mumbai, Pune.
Founded in 2015 by a CII member and serial entrepreneur, our client is democratizing and digitizing the Indian health & fitness ecosystem by offering workouts close to your home, office or your favorite neighborhood.
As a Android Developer, you will collaborate effectively with cross-functional teams such as Product Management, Business Development, and Operations, and use all your expertise to ensure superior solutions to match our scale of operations.
- Developing apps and building exceptional products
- Working in a cross-functional and collaborative environment using cutting edge technologies that continuously drive innovation forward
- Being part of a team of highly skilled and passionate people across multiple time zones
- Owning code quality and experience in writing extensive unit tests
- Ensuring that the development is leveraging common methods and best practices.
- Handling Code Reviews, Setup guidelines for Development.
- Enforcing consistent development patterns and security architecture.
- Carrying out A/B testing and be data-driven while approaching solutions to problems.
- Creating working prototypes and proof of concepts at tech scoping stage to demonstrate the feasibility.
What you need to have:
- Bachelors/ Masters degree in computer science, Engineering or a related subject
- Minimum of 5 years of 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/ Excellent in Kotlin & Flutter language
- Demonstrable experience building excellent mobile apps that are currently in Google PlayStore
- MVP/ MVVM architecture
- Firebase services
- Local databases (SQLite, firebase DB)/ORM (Green DAO, Room)
- Experience with a scalable architecture, while maintaining a hands-on role with code development
- Excellent teamwork skills, flexibility, and ability to handle multiple tasks
- Excellent analytical, problem-solving skills and Setting & following targets and timelines
- High proficiency in Android frameworks and core components
- Bug fixing
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RSPP Write Up |
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(Role - Skill - Persona - Process) |
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Company Write-up |
Zoko makes it easy for businesses to do Sales, Marketing and Customer Support on WhatsApp. WhatsApp is the internet of the #nextbillion and Zoko’s vision is to become the Shopify for merchants, selling on WhatsApp. We are backed the best - YCombinator, Ryan Hoover (the founder of Product Hunt), Binny Bansal backed 021 Capital and other illustrious YC Alumni. |
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Role |
Senior Frontend Engineer |
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Location |
Bangalore / Kochi / Remote |
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Budget |
30-40 LPA + 0.15% to 0.2% equity |
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Define the Role |
1. Leads and executes the mobile development strategy for the company |
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Key outcomes expected |
1. Implementation of the mobile version(s) of the app in Android and iOS |
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Persona |
8-12 years of experience in web and mobile development |
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Skills |
Mandatory |
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Process |
Round 1- (Google Meet) - Founders (screening) |
● Be able to work in a product-based and fast-paced environment
● Have prior experience working on at least 3 mobile applications
● Android Development : Minimum 3 years of experience
● Flutter Development : Minimum 1 year of experience
Roles and Responsibility :
● Should be a pro at UI, UX concepts and be aware of all latest trending UI and Interactive
● Understand and have experience in Android Material and Flutter
● Experience in object-oriented analysis and Designed and implemented User Interface
using Storyboard and Manual
● Translate designs and wireframes into high quality
● Design, build and maintain high performance, reusable, and reliable Java
● Strong knowledge of Android UI design principles, patterns, and best
● Ensure the best possible performance, quality, and responsiveness of the
● Identify and correct bottlenecks and fix
● Help maintain code quality, organization, and
● Experience working with software developers or digital design
● Work alongside QA to provide fixes for Android device-specific
● Experience on working with different multi-screen resolution
● Be able to create world-class apps with trending UI, UX and Interactive methods
JOB DESCRIPTION :
- A full stack Engineer who is well versed in React-Native ad IOS/ANDROID development.
- Can Understand and develop REACT NATIVE and knows how to bridge.
- Can update React-native version along with the primeware/library update.
- Has experience in using react-native, redux, redux thunk.
- Has developed programs using React components and knows how to re-use it.
- Has an overall understanding on ANDROID/IOS/UI/UX design.
- Can develop external primeware API like Google firebase.
- Can develop media player controller and PDF viewer.
- Has operated or distributed multi-lingual services and country based services.
- Can manage and distribute playstore/appstore.
- Can maintain and manage the version through GIT.
EXTRA QUALIFICATIONS :
- Can develop codes for modules, tests and maintenance.
- Has experience distributing through Code-push.








