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

We are looking for an iOS developer who possesses a passion for pushing mobile technologies to the limits and will work with our team of talented engineers to design and build the next generation of our mobile applications.

• Design and build advanced applications for the iOS platform
• Collaborate with cross-functional teams to define, design, and ship new features.
• 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.

• BS/MS degree in Computer Science, Engineering or a related subject
• Proven working experience in software development
• Working experience in iOS development
• Have published one or more iOS apps in the app store
• A deep familiarity with Objective-C and Cocoa Touch
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text
• Experience with third-party libraries and APIs
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• Solid understanding of the full mobile development life cycle

WE EXPECT YOU TO WIN:Everyone at chargeMOD is given the tools and resources they need to succeed at their job. We offer a flexible and positive work environment so you have the autonomy to build amazing software for our customers and add to our team of industry leading visionaries. You will build a compelling and easy to use interface, ensure its maintainability and ease of use, and suggest ways to improve the look and feel of the application. We are lean, which means we reflect on what we learn and use that new knowledge to quickly make better products. Your job is to keep learning, contribute your knowledge back to the rest of the team, and apply what you learn to make chargeMOD and our clients even greater.

YOUR OPPORTUNITY:

chargeMOD’s engineering team is looking for an Android Developer to join our growing team. You are highly motivated, collaborative, and technical, with the passion to help shape the delivery of software products for our customers. You are passionate about web development and interested in helping to shape the future of our web services team.You are always seeking new and diverse challenges to grow your skill set and broaden your experience.

WHAT YOU WILL DO:

• You will join development on a mobile SDK, in use by tens of thousands of users around Pan India.
• You will join the weekly team meetings with the client and communicate progress to the client, as well as work closely with our development team in Slack/Gmeet.
• You will be responsible for development, do a portion of the testing, and be responsible for the release of the application

RESPONSIBILITIES: As a developer, you are responsible for delivering valuable software to your clients while adhering to technical standards, company values, and industry best practices. Your success in this position will require you to set and meet appropriate expectations with customers and delight customers by anticipating their needs. You will be accountable for meeting commitments and producing quality, tested software. High output, driven developer, able to work in a team setting.
Here are some tools we use in our Android development process:

• Slack
• Atlassian Tools (Jira, Confluence, etc)
• Android Studio
• Jenkins
• Github

YOUR QUALIFICATIONS:

• You have ability to write and test SDKs for use by other developers
• Here are some of the skills we expect you to possess:
  • Java and Kotlin
  • Client and team communication
  • Material design
  • Action bar/toolbar
  • Support libraries/Android X/Jetpack
  • Understanding of the activity and fragment lifecycle
  • Efficient layout design
  • Resource/asset management
  • Multi-threading, background processing
  • Networking
  • Functional / UI Testing (Espresso)

WE CONSIDER IT A PLUS IF YOU HAVE EXPERIENCE WITH:

• Significant UI experience (one of the primary SDKs is UI-related – so although you will not be developing a user interface for the application, knowledge on UI is important)
• Significant push notification experience (one of the primary SDKs is push-notification related)

• 5+ years of industry experience in developing mobile applications, web and/or large-scale enterprise products
• Mobile Development Experience: Swift, Objective-C, and Xcode
• Familiarity with Apple Human Interface Guidelines
• Experience with standard mobile architectures (MVC, MVVM, MVP, etc)
• Ability to effectively apply software design patterns and architectural principles
• Knowledgeable in building complex user interfaces
• Skillful at writing effective unit and behavioral tests
• Experience with software development processes (Agile, Scrum, Kanban, etc)