
Android Developer
Experience 3-8 years
Job Qualifications and Skill Sets(T3-T4)
T3
1. Full-time undergraduate degree or above in computer and related majors
2. More than 3 years of Android development experience, proficient in Java/Kotlin language.
3. Have good architecture and interface design capabilities, understand object-oriented design and design patterns, and be able to write high-quality code.
4. Understand performance optimization and be familiar with underlying principles such as Android framework, multi-threading, data storage, and network communication.
5. Have strong ability to analyze and solve problems, learn quickly, withstand pressure, and communicate and collaborate.
6. Proficient in the use of mainstream tripartite frameworks
T4
1. Full-time undergraduate degree or above in computer and related majors
2. More than 5 years of Android development experience, proficient in Java/Kotlin language.
3. Have good architecture and interface design capabilities, understand object-oriented design and design patterns, and be able to implement reusable components with high quality.
4. Familiar with performance optimization, familiar with underlying principles such as Android framework, multi-threading, data storage, network communication, etc.
5. Have strong ability to analyze and solve problems, learn quickly, withstand pressure, and communicate and collaborate.
6. Applicants with experience in large-scale IM systems, social/community APPs, and front-line Internet product development will be given priority.
7. Applicants with development experience in large-scale project performance optimization, engineering efficiency optimization, cross-platform solutions, etc. will be given priority.
8. Be familiar with one or more third-party source codes. You need to be familiar with and understand design patterns and Android source codes.
Note: Kindly apply only if your open to Work from Office Bangalore and available to join immediate to 10 days.
Interested candidates connect @Bhavani P on the LinkedIn or message your number/ id on the cut short chat.

About LONGSAGE GROUP
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Job Responsibilities
▪️ Develop, maintain, and enhance iOS applications using Swift and the iOS SDK.
▪️ Build user interfaces using UIKit / SwiftUI, Auto Layout, and Interface Builder.
▪️ Implement and maintain application architecture using MVC / MVVM.
▪️ Integrate REST APIs, handle JSON parsing, and work with third-party SDKs.
▪️ Manage App Store deployments, including certificates and provisioning profiles.
▪️ Optimize application performance, memory usage, handle debugging effectively.
▪️ Ensure code quality, scalability, and adherence to iOS best practices.
▪️ Collaborate with Backend, Android, QA, and Product teams for smooth delivery.
▪️ Work independently on assigned tasks and deliver within defined timelines.
🎯Required Skills & Qualifications
▪️ Minimum 4+ years of experience in iOS application development.
▪️ Strong hands-on expertise in Swift.
▪️ Good understanding of iOS app lifecycle and architecture.
▪️ Experience with version control systems such as Git.
▪️ Strong problem-solving and communication skills.
Key Responsibility Areas:
- Design, build and deliver enterprise level mobile applications
- Write code with standards and conventions and follow best practices
- Encourage and lead innovation and solid lifecycle processes
- Collaborate with team on work definition, estimation and prioritization
- Lead and grow as a professional software engineer.
- Full ownership of product deliveries and mentoring junior team members.
- Strong client interactions to provide excellent Quality of Service.
- Owning the code base and making sure all code is reviewed and is of very high quality.
- Write and modify coding conventions and standards documents for all development
Required Skills:
- 2-4 years experience in developing Android applications using Java and Kotlin
Technologies/Frameworks –
- Java, Kotlin
- Maven, Git, Bitbucket
- Knowledge Data Structures
- SQLite, Room Database
- Must have strong knowledge and experience in Agile based software development methodologies. Knowledge of an Agile tool like Jira.
- Must have a very strong knowledge of integrating various system and APIs (both REST and SOAP)
- Good to have: Experience of Payment Gateway Integration, Third Party SDK integrations
- Domain Preference
- FinTech, Banking, IoT
Flutter Mobile App Developer
Experience Level: 1+ Years
Job Description:
We are seeking a talented Flutter Mobile App Developer with 1+ years of experience in Android mobile app development. If you are passionate about Flutter and possess the skills and knowledge outlined below, we encourage you to apply and be part of our innovative team.
Responsibilities:
- Develop and maintain mobile applications using Flutter.
- Showcase proficiency in Flutter development.
- Implement the MVVM architectural pattern to ensure clean and scalable code.
- Work with API and local data to deliver robust app functionality.
- Stay updated on all the latest Flutter widgets and their usage.
- Apply BLOC design patterns for efficient state management.
- Understand the Flutter app lifecycle and its intricacies.
- Familiarity with cloud messaging APIs and push notifications for both Android and iOS.
- Have experience in successfully submitting Android apps to the Google Play Store.
- Have experience in iOS app submission in the Apple App Store.
- Ensure the performance, quality, and responsiveness of mobile applications.
You have hands-on experience in building secure, high-performing and scalable mobile applications. Your design intuition inclines towards usability, elegance and simplicity. You are biased towards open-source tools and existing frameworks. You have assisted in shipping applications with beautiful front-end and intelligent back end. You have demonstrated strong interpersonal and communication skills.
Responsibilities
Develop cutting edge native Android or iOS applications for the mobile platform
Build, test, maintain and enhance mobile apps having elegant and efficient UI/UX to enhance client experience
Own features from their ideation, design, development, test, release and maintenance
Be a resident expert of new trends and implement the latest Android/iOS features to maximize application performance
Maintain high standards of quality and responsiveness through technical design analysis, code reviews and test automation
Collaborate with a talented team of product managers, engineers, and designers
Demonstrate high level of ethics, dedication and teamwork
Requirements
Bachelor’s degree in Computer Science, Information Technology or related field
0 to 1 years of experience in developing native Android/iOS mobile applications
Strong knowledge of programming language in Swift or Java/Kotlin, SQLite and of IDE like XCode or Android Studio
Hands on experience in using Location Based Services, REST Web Services Integration, FCM, Firebase and Battery Optimization Techniques
Strong experience in memory management, performance tuning and resource optimization
Deep knowledge of mobile automation and unit testing frameworks
Proven ability to drive large scale projects with deep understanding of Agile SDLC, high collaboration and leadership
Experience in both Android and iOS applications is a plus
Excellent written and oral communication skills, judgment and decision-making skills, and the ability to work under continual deadline pressure
4+ years of proven Android and iOS app development experience.
Excellent understanding of Android and iOS design principles as well as application interface guidelines.
Proficiency in Kotlin, Java, Swift and Objective-C. Excellent coding and proofreading skills.
Ability to use Android/iOS SDK with ease.
Proficiency with the best in class Software development practices.
Proficiency with push notifications, APIs
Top-notch teamwork and communication skills.
Ability to manage your workload with minimal supervision.
DESIRED SKILLS:
- Android Development
- Java / Kotlin
- Javascript
- UI / UX
- Prototyping and Wireframing
- Graphics and whiteboard application
- Video-streaming and camera handling on Android
What we are building?
Businesses need to manage a lot of user infrastructure like authentication, identity verification, user management, security and fraud prevention. Developing these solutions in-house can increase the go to market time, deviation from solving key problem, security lapses and frictional user journeys and lead to business losses. To cater these requirements of an expanding business we provide an one stop solution.
Our mission is to remove technical barriers for the companies when it comes to user infrastructure and create seamless structure for integration with our platform that handles security and provides simple and secure access to digital assets.
Sign3 is looking for an Android Developer.
What you will do?
- Own Android SDKs, working hand-in-hand with the founding team
- Design and build delightful user interfaces for native apps on Android
- You will be (co-) responsible for our software development kit (SDK) for Android
- Building mobile apps in both Swift and Kotlin.
- You work independently on your own code, but you also spend time collaborating with others.
- You are involved in all stages of app development and contribute to the roadmap.
- You get the freedom to experiment with new Android technology.
- Ownership — advocate for projects and solutions that need to be launched ground up.
Experience
- Min 2 to 4 years in developing Android applications in Java / Kotlin / C++ /
- Gradle/Groovy.
- Worked on SDKs/Frameworks.
- Strong understanding of software design patterns as well as Android specifics.
- Experience with authenticated sessions using authentication tokens and have at-least
- fundamental knowledge of app security.
- Good to have:-
- Experience with Cross-platform frameworks is a plus (React Native, Flutter, Cordova,
- Xamarin).
- Have implemented security standards and guides.
- Experience building applications at scale.
- Experience with third-party libraries and APIs like Mobile Vision, MLKit and/or
- Camera API.
- Good understanding of garbage collection, design patterns and continuously
- discover, evaluate, and implement new technologies to maximise development
- efficiency.
- Unit-test code for robustness, including edge cases, usability, and general
- reliability
• Bachelor's degree in Computer Science or a related discipline preferred.
• 2-4 years of experience in React and React-Native tech
• Good knowledge of HTML, CSS, and Javascript and Object-oriented Javascript
• Good understanding of how React and React-native works internally
• Need to know state management libraries like Redux, Redux-Saga, and any other
• Have the ability to write efficient code which can be reusable
• Good in algorithm and problem solving
• Good at creating the best user interface and user experience
• Well versed in the latest updates in the React and React native tech
Good to have
• Experience in at least one native language Android or IOS(Swift/Objective C)
• Have knowledge of TypeScript
• Building and releasing the app in Playstore and App Store
• Good knowledge of monitoring and tracking down app crashes and bugs using
advanced tools
We are looking for a full-time iOS developer to join our team. You’ll be responsible for developing and maintaining high-end apps for companies from all over the world.
2-Basic architecture patterns of mobile development.
3-Fundamentals in object-oriented design, data structures, and problem-solving.
4-Comfortable with Git
5-Writes clean code
6-Fluent in English (you’ll be talking to US clients frequently)








