Android 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

About Upaz:

UPAZ is a Farmer First approach agri-fintech team working on a panchayat-level Community Commerce & Financing model enabling B2C delivery of financial and agriculture-related services and products to smallholder farmers right at their doorstep.

Upaz is part of the financial inclusion lab at IIM Ahmedabad and the winner of the Social Alpha Agritech Challenge. Upaz is funded by July Ventures, IIM Ahmedabad, Mr. Kapil Mehan (ex MD of Tata Chemicals, ex CEO of Coromandel International Limited, ex Group CEO Zuari Agrochemicals), Mr. Devrajan Nathan (Founder of Arya.ag) others

We firmly believe that serving smallholder farmers in India presents one of the greatest opportunities for scale and impact in both agricultural and financial inclusion today.

For future information please visit: Grey Matter Technologies Pvt Ltd. | Agro Fintech | India

We are seeking a skilled Mobile Application Developer with knowledge of Agile and Waterfall methodologies for software development to join our dynamic team. As a Mobile Application Developer, you will be responsible for developing innovative Android and iOS applications, utilizing your expertise in various technologies and tools.

Responsibilities:

• Design, develop, and maintain high-quality Android applications that our requirements and specifications.
• Apply Agile and Waterfall methodologies as appropriate to ensure effective project management and timely delivery of high-quality software solutions.
• Utilize knowledge in SQLite to design and implement efficient and reliable database management systems for Android applications.
• Use Git to manage version control and collaborate effectively with other developers working on the project.
• Employ Dart and Getx to write clean, modular, and efficient code that follows industry best practices and coding standards.
• Continuously improve the development process by actively seeking feedback, participating in brainstorming sessions, and implementing innovative solutions to enhance productivity and efficiency.
• Collaborate with UI/UX designers to create visually appealing and user-friendly interfaces, ensuring a seamless user experience across different devices and screen sizes.
• Demonstrate a good understanding of Android Studio, Xcode, and Visual Studio, including their features, tools, and capabilities, to efficiently develop and debug applications.

Requirements:

•  Bachelor's degree in Computer Science, Software Engineering, or a related field 
•  Proven experience of 2 to 4 years developing Android applications.
•  Proficiency in Dart programming language and familiarity with the Getx framework.
•  Strong knowledge of Agile and Waterfall methodologies.
•  Experience with SQLite database management.
•  Proficiency in Git version control system.
•  Familiarity with design principles and user experience (UX) concepts.
• Understanding of Android Studio, Xcode, or Visual Studio.
• Excellent problem-solving and analytical skills.
• Strong communication and collaboration skills.
• Visual Studio, and ability to work with their respective tools and features.

Compensation:

• Based on experience and skills we will offer the best salary.

Why Work with us - 

• Upaz is a fast-growing agri-fintech start-up with a unique farmer financing model. 
• It has very high acceptability among its farmers, clients, and other stakeholders. 
• A chance to be part of an ever-growing team and to understand and be part of the organisation building core team

Position: Android Developer – SD II

Organization: A Funded global healthcare platform connecting doctors, thereby enabling exchange of information on a quick and real time basis, founded in the year 2013.Currently there are 3 lakh doctors using this platform and everyday there are 400 new doctors joining it.A Funded global healthcare platform connecting doctors, thereby enabling exchange of information on a quick and real time basis, founded in the year 2013.Currently there are 3 lakh doctors using this platform and everyday there are 400 new doctors joining it.

The platform promotes exchange of viewpoints, ideas, and information on various medical practices amongst healthcare professionals. This saves both time and money as solutions to several health issues can be accessed on a real time basis. There are 1.3 million registered doctors and 400+ daily publications on its platform and they operate across 16+countries.

Location: Bangalore (Currently Remote, Later you need to relocate)

Roles & Responsibilities

You’re Awesome At -

• Native Android App development (Preferably for a B2C Product)
• Proficiency in various algorithms and data structures.
• Proficiency in Kotlin with at least 1 year of experience in Kotlin.
• Good knowledge of Coroutines, RxJava and JetPack components. JetPack Compose is a bonus.
• Strong experience with REST APIs (Retrofit), storage databases, multi-threading, performance, and memory tuning.
• Deep understanding of android architecture such as MVP and MVVM

Your Academic Qualifications -

BE / BTech in Computer Science preferred. However, if you have good hands-on knowledge of building Android apps, that’s what we are looking for!

You’ll Be Improving & Responsible For –

• A team that is building products used by 300k + doctors every single day.
• Work on Petabyte Scale Streaming Systems - more than 500 million hours of video has been streamed.
• Lead high volume VOD streaming (think of systems as sophisticated as Netflix and Amazon prime).
• Challenge oneself on Security, Scalability and Stability
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Reach out to the open-source community to encourage and help implement mission-critical software fixes

Your Experience Across the Years in the Roles You’ve Played -

2-4 years

Good to have:

• Experience in a test-driven environment
• Application built using Jetpack Components.
• In depth knowledge of handling database and db migration.
• Passion for product quality and attention to details.

Who are we and what do we do?

Digio is a fast growing,profitable product startup founded in 2016 by ex-Flipkart, Twitter folks, playing a key role in India’s Digital story.

The company is building software platforms and products to power business processes, to go paperless and digital in order to bring down cost overheads, time involved in erstwhile offline business processes, thereby being instrumental in increasing operational efficacy and human productivity along with enabling presence-less digital reach and super rich end user experience.

Digio is the market leader in India for Digital onboarding and has played a key role so far in enabling Digital Transformation in India by empowering a large part of the Indian eco-system specifically Fintech sector of India. Digio has been honored as the world's 100 most innovative Regtech companies by the World Fintech Forum.

You can view their website at http://www.digio.in/">https://www.digio.in or find them on Twitter, Facebook, and LinkedIn.

Roles & Responsibilities:

As a Senior Android Engineer at Digio your responsibilities will be:

• Drive Digio SDKs, Libraries, App development in Java, Kotlin and Flutter.
• Take care of performance and security Android level.
• Keep it crash free, modular, perfectly memory managed for mass level usage.
• Usage of Java based REST APIs and backend level developments.
• Drive Android level development as well around available AI, ML and Vision Android libraries.

Requirements:

• Education: B.Tech. (CS/IT) / B.Sc. (CS) / M.Tech. / MCA.
• Experience suitable to above mentioned requirements around Android. IOS experience is plus.
• Experience in creating Android Apps from scratch.
• Experience with Kotlin, Flutter. Experience with Dagger. 
• Experience in dealing with WebViews - Javascript and Native android communications.
• Good low level and High level software design and architecture skills, experience of working with distributed environments.
• Have good understanding on Android and IOS internals and memory management.
• Fast learning abilities.
• 3-5 years of experience and at least 2 years working with product company.

As part of your day to day job, you’ll

1. Own end-to-end features of the app: networking, persistence, business logic, and

UI

2. Use Kotlin (primary) and Java

3. Do reactive programming using RxJava2

4. Follow Model-View-Intent architecture to build UI of the app

5. Use Android Architecture Components

6. Write tests

7. Invent awesome Android stuff to make your job easier

Qualifications

1. Motivation to design and build reliable, elegant apps

2. 3 - 5.5 years of android application development experience

3. Proficiency in Java and experience in Kotlin

4. Familiarity with RxJava2, Dagger2, OkHttp, Retrofit, Android Architecture

Components

5. Familiarity with material design

We are looking for someone having 4-7 years of experience in Android development with good work experience in writing & debugging Android applications, experience in OOPs fundamentals, Java, Kotlin, SQLite, MySQL database management system.

Responsibilities 

- Be involved in all aspects of development: playing a critical role in design, planning, development and deployment and help develop best practices for future development.

- Fast prototyping of proof-of concept features/applications based on a brief.

- Develop and maintain new features in Mobile Application development.

- Own the delivery of an entire piece of a system or application.

- Use technical knowledge and creative thinking to provide the most innovative solutions.

- Optimize the performance of the apps and keeping up to date with the latest industry trends in mobile technologies.

Technical Skills

- Comprehensive understanding of Android application architecture, Activities, Services, Intents, Content.

- Strong Kotlin development experience

- Strong OO design and programming skills in Java (J2EE/ J2ME)

- Familiar with the Android SDK and Studio.

- Experience in web service integration (SOAP, REST, JSON, XML) is desired.

- Architecture: MVP, MVC.

Non-Technical Skills

- Must have excellent oral and written communication skills

- Must be dedicated to delivering high-quality work and adhering to timelines

- Must be a good team player, good learner and a self-starter

- Must have the ability to work independently

- Must have good analytical and problem-solving skills

Responsibilities And Duties:

• As a Flutter Developer, you will create multi-platform apps for iOS and Android using Google's Flutter development framework.
• The primary focus will be on creating new experiences and maintaining the acclaimed app. You will additionally work on innovative new app projects as well as internally incubated ventures.
• Deep experience contributing to and managing high-scale production mobile apps. You must have previous experience in Flutter development.

Requirement:

• 3-5 years working as a full-time professional developer (Mobile) and 0.6 Year in a flutter(Must).
• Experience building a moderately complex Android app with knowledge of dart.
• Bonus if it's on the Play Store or we can view the project
• Willing to work with cross-platform frameworks.
• Willing to learn and work on different mobile platforms/frameworks when needed.
• Published at least one app on the Play Store using Flutter/ Native (Java/Kotlin/Swift/Object c).

• 3+ years of experience in native android app development.
• Strong programming experience in Core Java, Android SDK
• Experience working with Kotlin is a plus
• Experience working with Media player
• Experience working with offline app & content security, Encryption and Decryption  
• Experience working with FCM 
• Experience with web services integration, REST API framework, social media and other third party integrations
• Write good quality code, unit tests, automation and performing code reviews.
• Should have Experience of Social Integration.
• Ready to take complete ownership of multiple products, work alone on project if required  
• Good knowledge in Android services/Framework layer and its debugging
• Experience with version control systems, preferably Git.
• Shipped multiple Android Applications that are currently available in the Google Play Store
• Good knowledge of data structures, algorithms and time/space complexity analysis.

• Good problem solving abilities.

• Ability to communicate well with Product and Engineering Team

• Experience with a start-up would be added advantage.