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Job Responsibilities:
- Assist in the design, development, and maintenance of high-quality Android applications using Java/Kotlin.
- Work with Android Studio to write clean, efficient, and well-documented code.
- Implement and adhere to MVVM (Model-View-ViewModel) architectural patterns to ensure scalable and maintainable applications.
- Utilize Data Binding to streamline UI development and improve code readability.
- Develop user interfaces with a strong understanding of various Layouts (ConstraintLayout, LinearLayout, RelativeLayout, etc.) and responsive design principles.
- Integrate applications with RESTful Webservices using libraries like Retrofit to connect with backend services and handle data efficiently.
- Gain experience in interacting with databases, including basic operations with SQLite Database (Creating, Updating/Querying) for local data storage and understanding of server-side data interaction.
- Apply Debugging Skills using tools such as Logcat, Android Debugger (Debug), and Lint for identifying and resolving issues, and optimizing application performance.
- Leverage Plugin Tools like ADB Idea, Codata, and Lombok Plugin (if applicable) to enhance development workflow and productivity.
- Work with various Android APIs to implement new features and functionality.
- Participate in Testing the Android Application, including unit testing and collaborating with QA for functional and integration testing.
- Perform Lint for Code Inspection to ensure code quality, consistency, and adherence to best practices.
- Learn and apply fundamental Design Patterns (e.g., Singleton, Observer) in Android development.
- Collaborate effectively with cross-functional teams, including product managers, UI/UX designers, and backend developers, to define, design, and ship new features.
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency and improve application performance.
- Stay up-to-date with the latest Android development trends and best practices.
Required Skills and Qualifications:
- Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent practical experience).
- 0-2 years of hands-on experience in Android application development.
- Solid understanding of Android SDK and Android Studio.
- Proficiency in at least one of the primary Android programming languages: Java or Kotlin.
- Familiarity with MVVM architecture.
- Basic knowledge of Data Binding.
- Understanding of various Android Layouts.
- Exposure to SQLite Database and concepts of server-side interaction.
- Familiarity with Retrofit for API consumption.
- Demonstrated Debugging Skills using relevant Android tools.
- Awareness of common Plugin Tools for Android development.
- Basic understanding of Android APIs.
- Knowledge of RESTful Webservices principles.
- Experience with testing methodologies for Android applications.
- Ability to use Lint for Code Inspection.
- Eagerness to learn and apply Design Patterns.
- Strong problem-solving abilities and attention to detail.
- Excellent communication and teamwork skills.
- A portfolio of personal or academic Android projects is a strong plus.

• Ability to easily use Android Studio, including the Android SDK.
• Prior experience as an Android Developer will be advantageous.
• Excellent coding and proofreading skills.
• Ability to manage your workload with minimal supervision
• Proofreading your code and correcting mistakes before each app is released.
• Collaborating with UI and UX Designers, as well as Software Testers, to ensure that each app is presentable and in perfect working order



The fun stuff you'll actually be doing:
- Focus on delivering code in ReactNative
- Input and lead technical discussions
- Identify areas of technical improvement within a project
- Provide support for other team members, including non-technical people (DM’s, PM’s)
Requirements
- Lots of previous commercial development experience, with expert knowledge of ReactNative
- Other required technical skillset :- Javascript, Native deployment, App publishing, Unit Testing, Redux / Redux toolkit, writing TDDs, snapshot test and code coverage etc.
- Experience with CICD for RN apps, Performance analysis , Crash reporting, Crash recovery, Localization or Native development is an added advantage.
- Can take the lead on an area of a project (e.g. FE), making some architectural decisions
- Ability to mentor and guide more junior developers
- Ability to explain complicated technical concepts to non-technical people
- Up to date with latest trends in their core technology, and expresses an interest in other areas of the tech stack



- Interact with the Project Managers / Leads / Clients
- Understand the requirements and provide estimates for the planned tasks
- Deliver best quality work without bugs in the estimated time frame
- Help maintain code quality, organization, and automatization
- Collaborate with cross-functional teams to design and release new features
- Help the team to identify and correct bottlenecks, fix bugs
- Excellent analytical and problem-solving skills
- Experience / strong knowledge in both iOS & Android Mobile Application technologies
- Proficient in SwiftUI, Swift, Xcode, Java, Kotlin and Android Studio, Flutter, React Native
- Experience with version control: Maven, Gradle, Git, Cocopods
- Experience in application submission/provisioning process
- Experience in performance and memory tuning
- Good understanding of computer science concepts, design patterns, algorithms, and data structures
- Experience/knowledge in any of the Back-End technologies
Benefits:
- Hybrid WFH policy
- Annual company retreat
- Team lunch

What do we do?
About MobileFirst: Mobile design & development studio focusing on great mobile app experiences. We have great exposure working with Startups, Enterprises and Design Studios. MobileFirst has worked with customers from the USA, India, UK, Kenya, and Israel.
We have catered to clients in Automobiles, Paints, Fashion, Sports, Transportation, Food, Music, Coupons, Smart Parking, Uber for X, etc.
What are we looking for?
- Android Developer with passion working on Android & Android NDK related challenges
- Exposure on Android Application development and deployment
- Minimum 2+ years experience is required on Android
- Must have uploaded 3 to 4 Android Applications
- Great command over Android Studio (Gradle-based development)
- Understanding of Android UI and new UI/ UX trends
- Understanding of Play Store, FCM is required
- Exposure to Kotlin is a plus.
What should you have?
- Amazing debugging skills and problem-solving abilities
- Skills of designing and developing advanced applications for the Android platform
- Bug fixing and improving application performance
- Knowledge of Opensource Libraries & Frameworks
- Command over algorithms, design trends & knowledge about popular applications on App
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency
- Solid understanding of the full mobile development life cycle.
Who are we looking for?
- Tech Savvy. Fast learner. Leader.
- Creative self-starter who is comfortable with both taking initiatives and working in collaboration.
- We don't see your college degree or we don't care if you are a dropout.
Job Perks
- Great Fun Learning exposure
- Training and Seminars on new Technologies
- Startup Experience
- Flexible timings and "work from home" options
- Assignment Incentives
- Training on Vocabulary, Soft Skills, and Personality development
- Team Lunches, Team Outings, Hangouts, and Movies

Lead/Principal Engineer – Android
Description
We are looking for talented engineers who are passionate about using software engineering to make kids love to learn and redefine learning@home at BYJU’S. You will have an opportunity to work in a highly motivated fast-paced environment in a fastest-growing Ed-Tech company. You will be building platforms and services to be used across various products. You will have the opportunity to create a significant impact on our systems, our business and most importantly on the life of millions of our students as we take on challenges that will reshape the education industry. You will operate at the intersection of diverse disciplines - Backend, Frontend, Big Data, ML, Computer vision and Multiple programming languages. You will build solutions for Byju’s core learning Apps, co-branded platforms, new launches, product development & innovations and personalized learning experiences.
We are looking for smart people with excellent technical skills and a can-do attitude. Candidates should be eager to learn, flexible to pivot when needed, savvy enough to thrive in a dynamic environment and should possess a growth mindset.
Roles & Responsibilities
- Leads more than one projects end-to-end and collaborates across functions. Drives planning, estimation and execution.
- Manages stakeholder expectations and offers scalable, reliable, performant and easy to maintain solutions.
- Consistently takes well thought technical/design decisions.
- Develops expertise in more than one area and shares knowledge with others. Able to mentor/train people in areas which are new to them.
- Drives people to solve engineering challenges.
- Enjoys high respect of Tech and other cross functional teams.
- Demonstrates effective communication with project team, management and internal/external clients as necessary.
- Surfaces both technical and non-technical team challenges and helps resolve them.
- Champion for SDLC best practices and high-quality standards.
- Significantly contributes in hiring high performance candidates.
Ideal Candidate Profile
- Expert in JAVA, Kotlin, Reactive programming, Asynchronous programming and Dependency Injection. Experience with unit-tests and automation frameworks.
- Familiarity with any architectures like MV*(MVP/MVVM/MVI).
- Strong focus on high-quality mobile UI experiences.
- Operates independently with almost no oversight.
- Is able to apply domain expertise to think critically and make wise decisions for the team, taking into account tradeoffs and constraints.
- Communicates tech decisions through design docs and tech talks.
- Has delivered multiple projects with end-to-end engineering ownership.
- Keeps track of new technology/tools and embraces them as necessary
- 7+ years of experience in a product-driven organization.
Technologies we're working with
- MVP, JAVA and Kotlin, Realm, Firebase Real-time Database, RxJava,Kotlin Coroutines, Dagger and Retrofit.
Note- WFH currently



● You have a minimum of 7 years of experience building high-performance consumerfacing mobile applications at product companies of a decent scale
● You have a keen eye for mobile architecture and able to assist your team in making the right choices for every project
● You have previous experience building react native applications from scratch. This could be an added advantage.
● You have a passion for mentoring and helping people on your team grow and achieve theirgoals.
● You practice test-driven development.
● You are familiar with both Android and iOS design patterns, and GraphQL.
● You have some exposure to native app development in Swift, Kotlin, or Java.
● You have strong knowledge of software development fundamentals, including a
relevant background in computer science fundamentals and agile development
methodologies.
● You are an excellent collaborator & communicator. You know that startups are a team sport. You listen to others, aren’t afraid to speak your mind and always try to ask the right questions.
● You are excited by the prospect of working in a distributed team and company.
Location: We are open to candidates working from anywhere in India/across the globe. At the moment, however, like most teams, we are fully remote.

We are looking for an Android developer with Kotlin expereince (3-5 years) responsible for the development and maintenance of applications aimed at a vast number of diverse Android devices. Your primary focus will be the development of Android applications and their integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.
Responsibilities
Translate designs and wireframes into high quality code
Design, build, and maintain high performance, reusable, and reliable Java code
Ensure the best possible performance, quality, and responsiveness of the application
Identify and correct bottlenecks and fix bugs
Help maintain code quality, organization, and automatization
Skills
Strong knowledge of Android SDK, different versions of Android, Kotlin and how to deal with different screen sizes
Familiarity with RESTful APIs to connect Android applications to back-end services
Strong knowledge of Android UI design principles, patterns, and best practices
Experience with offline storage, threading, and performance tuning
Ability to design applications around natural user interfaces, such as “touch”
Familiarity with the use of additional sensors, such as gyroscopes and accelerometers
Knowledge of the open-source Android ecosystem and the libraries available for common tasks
Ability to understand business requirements and translate them into technical requirements
Familiarity with cloud message APIs and push notifications
A knack for benchmarking and optimization
Understanding of Google’s Android design principles and interface guidelines
Proficient understanding of code versioning tools, such as Git
Familiarity with continuous integration



