


Knowledge in app development using XAMARIN tool
Should have project experience using XAMARIN
Candidate must have developed apps for both Android and IOS is compulsory
Job location: Coimbatore

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We're looking for Android developers who can create amazing apps. Are you up for the challenge?
As a company, we provide Virtual CTO, Product Design, and Product Development for Startups. This means you’ll work with multiple cutting-edge technologies while enjoying a stable job. We value our employees and offer an intellectually stimulating, no-nonsense environment where everyone's ideas and contributions are encouraged and respected.
We develop both Consumer and Enterprise Apps that cover a wide range—from Sports and Motorcycle tracking to Retail commerce, Augmented Reality, Security, Real-time tracking apps, and more. We utilize various technology platforms, including native iOS, native Android, Flutter (our recent favorite), and React Native.
About you
- You love creating sleek, efficient, and pixel-perfect Android mobile apps using Java or Kotlin.
- You have at least 3 years of experience in Android development, with several apps published on the Play Store.
- You have experience interfacing with the camera, gyroscope, and other on-device hardware.
- You have integrated your apps with social networks and RESTful server-side APIs.
- You possess a solid understanding of the Android app development lifecycle.
- You enjoy collaborating with other smart people, learning, and working together.
Tech Stack You’ll Use
- Languages: Kotlin, Java
- Frameworks: Native Android, Jetpack, KMP, Unit Testing, Espresso
- Libraries: Android assisted libraries like Jetpack, Dependency Injection, etc.
- Backend/Infra: Firestore (Firebase), GCP
- Analytics: Amplitude
- AI Tools: GitHub Copilot, ChatGPT, Claude, Cursor
- Version Control: Git (GitHub)
Skills and qualifications
- Expert in mobile app development for Android.
- Proficient understanding of Android SDKs.
- Proficient understanding of the Android development lifecycle.
- Expertise in developing online and offline apps.
- Proficient understanding of code versioning tools like Git.
- Excellent written and verbal communication.
Our promise to you
- Engaging in work on production code for customer projects.
- Client interaction and participation in developing solutions.
- An environment that fosters learning and growth.
- Compensation and perks are commensurate with skills and performance
mail me your CV and portfolio at hr @ hookux.com


React Native Developer Responsibilities
- Architect, develop, and maintain high-quality React Native applications using clean code.
- Use additional JavaScript libraries, such as Redux, to make asynchronous API calls and enhance website loading speed.
- Implement pixel-perfect user interfaces that match designs.
- Diagnose and repair bugs and performance bottlenecks for native-like performance.
- Reach out to the open source community to encourage and assist in implementing mission-critical software fixes—React Native moves quickly and frequently breaks things.
- Participate in sprint retrospectives and daily standups as well as two-week sprints.
- Utilize new, contemporary, smooth animations and transitions to provide a great user experience.
- Plan the data and presentation layers of the application's front end.
- Be a part of a React Native developer community that shares knowledge and assists one another when problems arise.
React Native Developer Requirements
- Bachelor's/Degree Master's in Computer Science/Information Technology plus 3+ years of industry experience.
- Extensive knowledge of React tools such as Webpack, Enzyme, React.js, Flux, and Redux.
- Strong command of the JavaScript, TypeScript, or ClojureScript languages and their nuances, including ES6+ syntax.
- REST API knowledge, the document request model, and offline storage.
- Ability to identify with FullStack clients' goals and commit to delivering on the promises you and your team make to them.
- You work well in groups and enjoy working in the office with your coworkers.
- A positive outlook and a go-getter attitude

- Proven working experience in Android app development and published at least one original Android app.
- 1-3 years of experience in Android using the java language
Familiarity with architecture styles/APIs. - Solid understanding of the full mobile development life cycle.
- Knowledge of MVVM and other Mobile design patterns and best practices.
- Ensure the performance, quality, and responsiveness of applications
- Work in Agile, cross-functional teams and taking responsibility for deliverables
- Excellent communication skills in both technical and non-technical discussions

Job responsibilities:
- Design and develop high-volume, low-latency applications for mission-critical systems, delivering high availability and performance
- Contribute in all phases of the development lifecycle: concept, design, build, deploy, test, release to app stores, and support.
- Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the functionality of the application
- Write well-designed, testable, efficient code
- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
- Collaborate with team members (product managers, developers, designers) to brainstorm about new features and functionalities.
Desired Profile:
- Knowledge and experience in Flutter Framework and DART programming
- Hands-on experience in using RESTful APIs
- Hands-on experience in designing and developing micro-services architecture and containers
- Object-oriented analysis, UML, and design using common design patterns.
- Hands-on experience in the development IDE Android Studio, Android SDK, Firebase Test Lab
- Experience with offline storage, threading, and performance tuning
- Familiarity with push notifications
- Familiarity with IOS integration with Flutter
- Experience using GitHub or a similar environment
- Experience with Agile development is a plus
- Experience with Material Design and Android UI design principles, patterns, and best practices
- Good knowledge of adding third-party libraries
- Ability to understand business requirements and translate them into technical requirements
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- A track record of delivering successful complex consumer product apps (finance apps, e-commerce apps)
- Critical thinker
- Knoweldge on Adobe XD/ Figma/ Sketch
- knowledge on GetX will be plus


• 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.


Profile - iOS Developer
Exp- 3+ Years
Company Profile:
Saffron Tech Private Limited
Saffron Tech is a result driven digital transformation company in New Jersey (NJ) &
New Delhi. We are known for transforming businesses to digitisation. We are
providing development services and IT solutions to its clients across the globe. Being
in the field of IT for more than 10 years now, the company has successfully executed
over 1500 projects for its clients. Saffron Tech Pvt Ltd is a multi-faceted IT firm
adept at providing Web and Mobile Application Development, IT Offshore Staffing
and Digital Marketing Services.
We are servicing over 500 clients from across the globe. We are a strong 150+
member family at the moment working from state of the art office premises close to
Saket, South Delhi. Our primary operational markets are USA, UK, APAC and
Middle East. To know more about us and our brands please visit
Role Purpose:-
iOS App Design and Development
Detailed Responsibilities description:-
Analysis of requirements and specifications
Understanding of standard specification like Bluetooth® LE and other IoT
standards.
Analysis of project requirements, estimation of effort required for various tasks.
Design, Development, Enhancement and Maintenance of iOS App
Software design including architecture and UI design of iOS App in an Agile
environment.
Development of iOS App in Swift 5 using XCode for iOS platform.
Write code suitable for concurrent execution / multi-threaded environment.
Deep debugging / troubleshooting of iOS Apps both in development and
production environments across Swift.
Profiling and optimization of iOS applications
Use crash logs / analytics to find issue on customers’ device.
Use XCode instruments / other tools to profile software, find bottlenecks.
Optimization of code, use of appropriate data structure and application of proper
algorithms.Must have skills:
Good Team Player having ability to work independently with minimal
supervision.
Hands-on programming knowledge of Swift & Objective-C on iOS platform.
Basic knowledge of Core Bluetooth (BLE)
Working knowledge of Core Data
Extensive experience in using various architectures, frameworks and design
patterns in designing/refactoring highly optimized.
Good knowledge of C, C++ and objective oriented programming.
Hands-on knowledge of source control tools like GIT.
Knowledge of creating frameworks and libraries / SDK on iOS platform.
Experience in debugging and profiling iOS Apps.
Understanding of Apple Coding, UI Design and API Guidelines.
Experience of iOS App submission, distribution and review process.

Android
- Strong understanding of the OOPS concept.
- Working experience in Java and Kotlin language. (Must)
- Knowledge of Offline Sync, Multithreading, Realm/Room/SQLLite databases, Live data, Socket Programming. (Must)
- Familiar with Android Jetpack components (Must)
- Idea/Experience of MVC/MVVM and MVP
- At least 1 live application on Playstore. (Must)
- Good debugging and problem-solving skills.
Good to have
- Idea/experience in RxJava, RxKotlin
- Idea/experience of unit and instrumentation testing in Android
- Knowledge of Web RTC.
- Experience with tools like Git, Jira, Basecamp, BitBucket, Azure DevOps would be an advantage.
- Good to have experience working with IOT projects, Bluetooth technologies
- Active Open Source, GitHub or Stack Overflow contribution will be a big plus
- Having personal apps in play store will be an added advantage
- Working knowledge of the general mobile landscape, architectures, trends & emerging technologies.
What we look for in people
critical thinking, openness to unlearn and learn, collaborate seamlessly cross borders, enjoy working in a remote and fast paced environment, curious and passionate about solving customer problems, consensus driven decision making approach, persuasive communication and precision for details

- Primary Skills: Xamarin and WPF
- Mandatory skill: Xamarin. Forms & WPF
- Experience in designing and developing Xamarin applications (mainly xamarin forms).
- Good knowledge of C#.Net.
- Understanding and implementation of MVVM design pattern.
- Good to have knowledge in other design patterns as well.
- Experience with Agile/ mobile dev-ops methodologies.
- Passionate about advancements in technologies
- Looking Candidate who has H1 & B1 valid Visa only, candidate need to travel to US immediately if shortlisted

Roles & Responsibilities:
- Build and technically lead Android apps in terms of scale, performance, security, and design
- Actively participate in feature design
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Take ownership of the features right from estimating timelines to Production release
- Carry out code reviews and mentor junior engineers
- Instill best practices from following MVP/MVVM patterns to using required Java design patterns within the application
- Understand the latest Android features and practices and lead the efforts towards its adoption within the team and across all mobile pods
- Follow SOPs of Agile methodologies & Sprint deliverables and drive the same within the team
Requisites / Prerequisites:
- Android Work Experience of between 3 to 5 years.
- BE/B.Tech from Tier 1 or Tier 2 institutions
- Strong understanding of Object Oriented Programming, data structures and design patterns
- Experience in developing B2C / B2B mobile applications
- Experience in memory management and in designing high-performance applications
- Strong Java, Design Patterns and OOPS knowledge and hands-on experience
- Experience in shipping applications through the Google play store
- Experienced in Android Material Design
- Basic SQL knowledge
- Experience in working with JUnits and other Unit Testing framework is a plus
- Experience in OpenGL and animations is a plus



