Senior React Native Developer

Key Skills required

1. Understanding of the entire Mobile Application Development lifecycle

2. Solid experience of 2 years + in building Native Swift based iOS applications

3. Excellent knowledge of iOS specific user interfaces, user experiences and guidelines

4. Working experience with MVC and MVVM architectures

5. In depth knowledge of iOS specific user experiences and human interface guidelines

6. In depth experience in implementing user interfaces for iOS - Auto Layout

7. Hands on experience working with API integration within iOS applications

8. Hands on experience working with 3rd party SDKs, Libraries and APIs

9. Experience with media streaming & playback using AV Player, AV Foundation & AV Capture

10. Experience working with analytical SDKs like Firebase Crashlytics, Branch.io etc

11. Experience with Push Messaging, Local Notifications, Background services

12. Experience in debugging errors and crashes using tools such as Crashlytics or Sentry

13. Experience with Marketing and Attribution SDKs such as Clevertap, Branch and/or Appsflyer

14. Experience in releasing applications to the Apple App Store

15. Ability to work in an Agile environment

16. An inclination towards cross platform technologies such as React Native

Must Good to Have Details :

- Must have at least 1 year of experience on React Native along with architecture experience in Mobile Applications.

- Have strong knowledge of App UI design principles, patterns, and best practices

- Familiarity with native build tools, like XCode, Gradle, Android Studio IntelliJ, VsCode

- In-Depth Knowledge of React, React Native, TypeScript or JavaScript Redux, Hooks, ECMAScript (ES6, ES7 etc.), Node, NPM and iOS & Android Build systems

Must have :

- Understanding of REST APIs, the document request model, and offline storage and must have on React Native chart Library

- Working knowledge on Sending Notifications with APNs & FCM

- Experience working with Backend Web Services (like REST etc), Fetch API, and Axios and knowledge of Databases (Relational, Distributed etc.)

- Experience in integrating libraries like React Navigation, React Native, Firebase, Social Logins (Facebook, Google, Apple etc.), Push Notifications etc.

- Responsive layouts in both platforms in reactive native using Media Query & Flexbox

- Sound knowledge of Design Patterns like Creational, Structural, and Behavioral

Good to have :

- Working experience on third-party dependencies and debugging - dependency conflicts

- Must be able to integrate native code in react-native and expo Modules

- Able to generate builds for both IOS(.IPA) and Android (APK) Platforms and experience in hosting apps on respective Stores(AppStore, PlayStore).

- Professional Communication (written, verbal presenting)

- Open to learn and adapt to new technologies

- Go-getter, Result oriented Creative & Innovative approach

- Excellent Communication Skills

• Design and build advanced applications for the iOS platform

• Experience is required in IOS

• Collaborate with cross-functional teams to define, design, and ship new features.

• Unit-test code for robustness, including edge cases, usability, and general reliability.

• Work on bug fixing and improving application performance.

• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.

• Working experience in iOS development using Swift, RX Swift,

• Have published one or more iOS apps in the app store

• A deep familiarity with Objective-C and Cocoa Touch

• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text

• Experience with third-party libraries and APIs

• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies

• Solid understanding of the full mobile development life cycle

• working experience on Media streaming

• Working experience on Modular programming, RX Swift, Auto layout, Push Notification & Deep Linking.

We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms.

You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities:

1. Build pixel-perfect, buttery smooth UIs across both mobile platforms.
2. Leverage native APIs for deep integrations with both platforms.
3. Diagnose and fix bugs and performance bottlenecks for performance that feels native.
4. Reach out to the open-source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
5. Maintain code and write automated tests to ensure the product is of the highest quality.
6. Transition existing React web apps to React Native.

Job Description

Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.

Responsibilities

Design and build applications for the iOS platform

· Ensure the performance, quality, and responsiveness of applications

· Collaborate with a team to define, design, and ship new features

· Identify and correct bottlenecks and fix bugs

· Help maintain code quality, organization, and automation

Skills

· Proficient with Objective-C or Swift {depending on project requirements}, and Cocoa Touch

· Experience with iOS frameworks such as Core Data, Core Animation, etc.

· Experience with offline storage, threading, and performance tuning

· Familiarity with RESTful APIs to connect iOS applications to back-end services

· Knowledge of other web technologies and UI/UX standards

· Understanding of Apple’s design principles and interface guidelines

· Knowledge of low-level C-based libraries is preferred

· 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

· Knack for bench marking and optimization

· Proficient understanding of code versioning tools {such as Git, Mercurial or SVN}

· Familiarity with continuous integration

• Own the delivery of multiple features of the product end to end while hands-on in development as well
• Advocate best development practices such as continuous integration/continuous delivery, automation (testing and infrastructure) and code modularity, extensibility, quality
• Adopt security- first approach in the product development and ensure automated and manual security checks in place across the delivery pipeline
• Lead by example and mentor other developers in the team both technically and professionally
• Support other Senior Product Engineers and contribute to their growth professionally
• Work with  tech leads and the team to ensure shared technology vision and develop state of the art design and architecture for any product development
• Work with other functions such as testing, analysis, infra management, support to ensure faster delivery of products
• Ensure timely and accurate communication with broader team in order to share understanding of product functionality, features, and technology vision
• Look out for technology trends across the industry and apply relevant developments to the products
• Work with the decentralised application business owners to ensure their vision is realised through efficient technology and delivery timelines
• Work in a dynamic, collaborative, transparent, non-hierarchical, and ego-free culture where your talent is valued over a role title 
• Develop personally and professional outside of the confinement of a traditional career path by focusing on what you’re passionate about rather than a predetermined one-size-fits-all plan 

• Must have extensive hands on experiencing designing and building mobile applications on Android
• Must have excellent programming, debugging and scripting skills with a solid understanding of Object-Oriented Design principles
• Must have ability to learn/iterate quickly in a rapidly changing technical stack with nascent codebase and developer tools
• Must possess a passion for delivery-focused development, and overcoming challenges through teamwork and self-motivation
• Ability to work in a variety of client settings and in a team-oriented, collaborative environment 
• Ability to communicate technical vision and direction of the product and make significant impacts to technology and design choices

• Architectural design while leading and inspiring software development teams 
• Leading development of large, custom-built object-oriented applications 
• Continuous integration tools and test automation
• Managing systems in production and understands release process, monitoring, and debugging
• Working and developing in agile environment working with XP/Scrum development practices

• Expertise in end to end Android development and release management
• Proficiency in at least two of the following: Java,  NodeJS, Go, JavaScript, Python programming stacks, and passion for software engineering and craftsman-like coding prowess 
• Knowledge of software practices like refactoring, clean code, domain driven design, Encapsulation etc 
• Hands on experience managing databases like MongoDB, Cassandra, Redis
• Exposure to event driven systems and event streaming engines like Kafka
• Good knowledge of DevOps tooling like docker, kubernetes, ansible/chef, AWS.
• Solid OO skills, including strong design patterns knowledge and enterprise integration