Senior Android Developer

Software Development Engineer III (React Native)

Experience: 7+ years

About Wekan Enterprise Solutions

Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability

requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.

Job Overview

We are seeking an experienced and passionate Mobile Software Development Engineer (SDE-3) with expertise in React Native. In this senior role, you will lead efforts to modernize legacy applications and develop new, high-performance mobile applications for large enterprise

clients and growth-stage startups. You will play a key role in mission-critical projects, working closely with business stakeholders, customer technical teams, and MongoDB Solutions Architects.

The ideal candidate will have strong technical leadership, system design expertise, and a track record of mentoring junior engineers. You will thrive in a fast-paced environment, driving the delivery of scalable, high-quality mobile applications.

Location - Chennai or Bangalore

Required Experience and Skills:

● 7+ years of experience in mobile application development, with at least 3+ years of hands-on experience working with React Native and TypeScript.

● Proven experience building high-performance mobile applications for

enterprise-grade solutions or high-traffic consumer apps.

● Solid understanding of mobile architecture, component design, and system performance optimization, with hands-on experience in testing, debugging, and performance tuning.

● Expertise in integrating RESTful APIs, third-party SDKs, and cloud services into mobile applications.

● Experience with state management libraries such as Redux or Context API.

● Strong proficiency in JavaScript (ES6+) and TypeScript, with a deep understanding of modern front-end development practices.

● Hands-on experience with mobile build tools, CI/CD pipelines, and version control systems.

● Strong problem-solving skills, attention to detail, and experience writing and maintaining clear, detailed technical documentation.

● Excellent verbal and written communication skills, with the ability to clearly explain complex technical concepts to both technical and non-technical stakeholders.

Good to Have Skills:

● Familiarity with Atlas Device Sync, Ditto, PowerSync, ObjectBox, or similar technologies for offline-first solutions and data synchronization in mobile apps.

● Experience with native mobile development (e.g., Swift for iOS, Kotlin/Java for Android).

● Familiarity with cloud platforms such as AWS, Azure, or GCP, and Mobile Backend-as-a-Service (MBaaS) solutions (e.g., Firebase, AWS Amplify).

• 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

Lead/Principal Engineer – Android

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.

• 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.

• 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

• Building and Designing advanced Android applications for the Android platform.
• Cross-functional team collaboration to design, define and ship new features.
• To use and work with outside APIs and data sources.

Qualifications

• 3+ years of experience specifically on MVVM architecture creating B2C applications.
• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces

The Must-Haves

• Should have developed at least 1 app from scratch.
• Good knowledge in Java
• Excellent debugging skills
• Good understanding of Kotlin, jetpack components, Android Studio, Android NDK, etc
• Experience and understanding of large and complex code bases and architectures
• Experience in API design, SDK architecture, and mobile software lifecycle development practices
• Strong UX/UI design exposure and experience in making apps work intuitively and with pixel perfect interfaces
• Strong CS fundamentals  (with competencies in algorithms and data structures)

• Proven 4+ years of Java Experience and preferably on Android App Development
• Strong knowledge of Android SDK, different versions of Android
• Added advantage if one has exposure to Android MDM APIs
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Strong knowledge of Android UI design principles, patterns, and best practices
• 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
• Proficient understanding of code versioning tools, such as Git

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

• Developing, releasing, and maintaining native Android Applications and oversee mobile application development efforts.
• Deliver across the entire app life cycle, design, build, deploy, test, release to app stores and support.
• Extensive experience in developing mobile apps using Android SDK with proficiency in Core Java and design patterns.
• Ensure the performance, quality, and responsiveness of the application.
• Work directly with the product manager to conceptualize, build, test and release products.
• Collaborate with a team to define, design, and ship new features.
• Work on bug fixing and improving application performance.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Identify and correct bottlenecks and fix bugs in order to maintain code quality.
• Show leadership and focus on the completion of projects.
• Optimize performance for the app and keep up to date on the latest industry trends in mobile technologies.
• Working within a SCRUM team.

REQUIRED SKILLSETS

• Relevant industry experience of 2+ years.
• Great understanding of Android Development SDK.
• Understanding of Google's Material Design principles and interface guidelines.
• Expertise in Core Java with solid OOD principles and design patterns.
• Experience with Git, Retrofit, JetPack, RxJAVA 2, Kotlin, basic knowledge of NDK.
• Experience with development in Kotlin and Google Activity Tracker applications is a plus.
• Knowledge of Databases like SQL Lite, Realm, Room, etc.
  Conversant with JSON API (i.e. RESTful APIs).
• Should have experience in writing Android Studio Test Cases.
• Experience with SaaS platforms for mobile development like Analytics, Push Notifications, Cloud Storage, Ad Networks, etc.
• Hands-on experience with Android's debugging, unit testing, memory, and performance optimization tools.

• Strong grasp of computer science fundamentals and excellent problem-solving skills.
• Good understanding of software engineering practices, Data Structures & Algorithms.
• Solid programming skills in Java/Kotlin.
• Good communication skills.
• Strong sense of ownership and accountability.
• Experience in Reactive programming, Asynchronous programming and Unit Testing will be an added advantage.
• 6-10 years of experience in product driven organization.