Exp: 3 -5 Years
Work Location: Hyderabad, Begumpet
Notice Period: 0 -10 Days only
Roles & Responsibiites:
1.Need to have hands on experience in Hybrid Mobile Development
2. Application/Native - AndroidiOS, HTML5, CSS3, JavaScript, jQuery, Java, MSSQL - complex SQL queries, View, Procedures etc, WAS.
3. Should have working experience with Cordova, Ionic, React.
4. 2+ years of professional experience in Native React
5. Highly proficient in rendering components with Native APIs
6. Highly proficient in JavaScript, modern JavaScript, HTML

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Your Key Responsibilities
You'll be taking full ownership of end-to-end app development along with
maintaining our accounts on Play Stores and App Store.
Defining the architecture for the App and maintaining it with industry standards.
Improving app performance along with an amazing customer experience.
Working closely with the product team to create a useful application for the
customers.
Prototyping new features and exploring technological solutions to deliver an
amazing experience.
Leverage native APIs for deep integrations.
Maintain code and write automated tests to ensure the product is of the highest
quality.
Recommended skills
3+ years of experience of working with React Native.
Experience with Native Android/IOS native is a plus.
Expertise in Live streaming from mobile app is a plus.
Experience with automated testing suites.
Knowledge about Offline Storage, REST APIs, and document request model.
Experience of working on products similar to Instagram, Moz, Hotstar, Mxtaka,
Roposo, Leherapp, Dailyhunt, etc is an advantage.
Essential Duties and Responsibilities:
- Build pixel-perfect, UIs across both mobile platforms.
- Design,develop, secure high performing mobile applications using React Native for both Android & IOS .
- Translate designs & wireframes into a high-quality code & Mobile UI .
- Leverage native APIs for deep integrations with both platforms.
- Diagnose, fix bugs & performance bottlenecks for performance that feels native.
- Maintain code and execute UTC to ensure the product is of the highest quality.
- Participate in the development and preparation of documentation.
Skills
- Must have exp in react native (must) and native Apps too.
- Team Player
- Familiarity with UTC , code versioning and CI/CD tools like Git, SVM, Jenkins.
- Proven development experience on smartphone platforms.
- Hands-on experience on React Native Framework, including React JS, React Native, and JavaScript.
- Extensive programming experience with at least one programming language such as Swift, Java, JavaScript.
- Deep familiarity with iOS or Android development.
- Familiarity with RESTful APIs
- Familiarity with code versioning and CI/CD tools like Git, SVM, Jenkins.
- Must have worked on at least one app that is published in AppStores.
Bonus:
- Experience in Objective-C, Swift, and Cocoa Touch.
- Good Knowledge of HTML5, CSS.
- Extensive experience with iOS Frameworks such as Core Data and Core Animation.
- Knowledge of Apple’s design principles and application interface guidelines.
- Mandate Experience on Google Play console and Native build tools like XCode and Android Studio.
- Strong understanding of SDLC and Agile development methodology.
- Basic understanding of Accessibility.
This role involves remote work and we are open to both full time and part time work. It requires a basic commitment of 20 hours per week
Proficiency in the standard Android tech stack - JAVA/Kotlin
Good knowledge of design patterns, MVVM, Dependency Injection and more
Restful API, JSON Parsing, Retrofit Network Libraries
Strong knowledge of Android UI design principles, patterns, and best practices
Experience with offline storage, threading, and performance tuning
Excellent Android technical issue diagnosis and problem solving skills
GOOD TO HAVE
Hilt
Coroutine
Clean architecture
Excellent knowledge of UI animation and transition
• Min 9+ Years in Android Application Development, know how’s of iOS development is an advantage.
• Experience with cross platform technologies - React Native, Flutter is a big plus
• Managing systems in production and understands the release process, monitoring, and debugging
• 1-2 years of experience managing and growing engineering teams
• Proven results-oriented person with a focus on delivering quality products
• Experience in designing, implementing, and maintaining high performance, high availability, large-scale
applications
• Ability to work in a fast-paced, agile development environment.
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
* Strong proficiency in JavaScript and the JavaScript object model.
* Ability to understand business requirements and translate them into technical requirements.
* Very good problem-solving skills and ability to learn new technologies/frameworks quickly.
* Developed and published at least one React Native app on Google and Apple Store.
* Familiarity with Google and Apple Store guidelines and compliance.Good track record of having delivered successful consumer and or business apps on app store

Experience with Xcode, Cocoa Touch, Swift, third party Framework or libraries and iPhone SDK and React JS.
-Proficient with Swift, and Cocoa Touch.
-Good with OOPs design.
-Experience with IOS frameworks such as Core Data, Core Animation, Core Bluetooth, cocoa pods, etc.
-Experience with offline storage, threading, and performance tuning.
-Familiarity with REST APIs to connect IOS applications to back-end services.
-Understanding of apple design principles and interface guidelines.
-Experience with performance and memory tuning with tools {such as Instruments and Shark, depending on project needs}
-Familiarity with cloud message APIs and push notifications.
-Experience working with Google Map API.
-Must understand REST, JSON
Excellent OO programming skills in Swift
Knowledge of Common Cocoa touch design patterns, Storyboards, Auto layout & Multithreading
Strong analytical and debugging skills
Comfortable working through the entire iOS stack from UI and animations to network and storage
Excellent understating of all iOS Tools including: Xcode, Instruments, etc.
QUALIFICATION:
A Bachelor’s degree in Computer Science (or equivalent experience)
M-Tech or advanced degree a plus
Hackathon participation and accolades are a plus






