iOS Developer

Position: Senior React Native Developer (4- 7 years)

Location: Remote (Company in Mumbai)

Company: Big Rattle Technologies Private Limited

Immediate Joiners only.

Summary:

We're looking for a seasoned React Native developer who has shipped production-grade mobile apps on both iOS and Android — ideally in the high-traffic, high-stakes world of e-commerce. You'll own the mobile experience end-to-end: architecture, performance, and flawless UX across devices.

Note: We are looking for a senior expert who has delivered multiple apps that are built from scratch and hosted on Apple Store/ Play Store i.e. e2e lifecycle.

KEY RESPONSIBILITIES

• Design and build scalable React Native apps for both iOS and Android from scratch to App Store / Play Store deployment.
• Architect complex e-commerce flows — product catalogues, cart, checkout, payment gateway integration, and order tracking.
• Optimize app performance: reduce TTI, maintain smooth 60fps animations, and manage memory on low-end devices.
• Integrate REST and GraphQL APIs; manage state with Redux Toolkit, Zustand, or React Query.
• Implement push notifications, deep linking, in-app navigation, and offline-first strategies.
• Write clean, well-tested code; maintain CI/CD pipelines using Fastlane, GitHub Actions, or Bitrise.
• Collaborate with designers, backend engineers, and product managers in Agile sprints.
• Conduct code reviews and mentor junior mobile developers.

Required Skills:

Core Mobile

▸ React Native CLI & Expo

▸ TypeScript

▸ React Navigation v6+

▸ iOS (Swift basics) & Android (Kotlin basics) ▸ Xcode & Android Studio

E-commerce & Integrations

▸ Product / Cart / Checkout flows

▸ Razorpay, Stripe, PayPal SDKs

▸ Wishlist, search UX, filters

▸ Order tracking & delivery status

▸ Push notifications & deep linking

State & Data

▸ Redux Toolkit / Zustand

▸ React Query / SWR

▸ REST & GraphQL APIs

▸ AsyncStorage / MMKV

▸ Firebase Realtime DB / Firestore

DevOps & Tooling

▸ Fastlane & GitHub Actions / Bitrise

▸ Jest (unit) & Detox (E2E)

▸ Firebase Crashlytics & Sentry

▸ Flipper / Reactotron

▸ App Store & Play Store deployments

Nice to Have skills: New Architecture · RN Web · AR try-on · RTL support · Shopify SDK · WCAG · Maps SDK

• React Native New Architecture (JSI / Fabric / TurboModules)
• React Native Web or monorepo setups (Nx, Turborepo)
• AR product try-on experiences (ARKit / ARCore)
• Shopify Storefront API or WooCommerce SDK experience
• Accessibility (WCAG mobile) implementation
• Live order-tracking maps (Google Maps / Mapbox)

Required Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field.

Why should you join Big Rattle?

Big Rattle Technologies specializes in AI/ ML Products and Solutions as well as Mobile and Web Application Development. Our clients include Fortune 500 companies. Over the past 13 years, we have delivered multiple projects for international and Indian clients from various industries like FMCG, Banking and Finance, Automobiles, Ecommerce, etc. We also specialise in Product Development for our clients.

Big Rattle Technologies Private Limited is ISO 27001:2022 certified and CyberGRX certified.

What We Offer:

• Opportunity to work on diverse projects for Fortune 500 clients.
• Competitive salary and performance-based growth.
• Dynamic, collaborative, and growth-oriented work environment.
• Direct impact on product quality and client satisfaction.
• 5-day hybrid work week.
• Certification reimbursement.
• Healthcare coverage.

Job Description
We are looking for a skilled macOS Engineer to join our MAC Desktop team. If you want to contribute your expertise to the development of a global product with an impressive client base, do reach out!

Egnyte is a product-focused company, not a software outsourcing business. We build and maintain our flagship software: a secure content platform called Egnyte, used by companies like Red Bull and Yamaha. By joining our team you will cooperate directly with SW developers, QA engineers, Product Owner as well as UI/UX designers.  We work according to the agile methodology, and we consider reliability and performance as the main focus areas to deliver business value to our customers around the globe.

Your job will be to make meaningful contributions to Egnyte. On one hand, you’ll work on a global product used by 16k+ companies and over 200k active users, on the other hand, you’ll join a close-knit team where everyone is eager to help you out and share their expertise. 

Your day-to-day at Egnyte:

• Designing and developing new features for our macOS Desktop App
• Owning, improving and enhancing code of a Desktop client application with a native look and feel for MAC, one of the primary access points for users to Egnyte’s cloud-based solution
• Collaborating with other developers, product owners and QA in bringing releases in a SaaS delivery model
• Validating and deploying code changes in production
• Developing system components throughout all phases of the product life cycle

About you:

• Experience in software development for macOS platform 
• Solid grasp of Swift programming language
• Experience with unit testing
• Familiar with Object Oriented Programming concepts
• Openness to new ideas connected with software development
• Good understanding of macOS development environment and SDKs  (Xcode, etc.) 
• Experience in using git
• Good English skills

Nice to Have:

• Experience in desktop application development (Windows, Linux)
• Understanding of CI/CD process
• Experience in developing multithreaded applications, application profiling for performance, and debugging
• Knowledge of client-server architecture

We are a health-tech company looking for smart iOS developer with atleast 2 years of experience. The roles and responsibilities will include –

Key Skills:
Core data – database; core animation; sql lite; swift 5.1; architecture - mvc/ mvvm

Technology

1. Primary Skills: Swift(4 and above)
2. iOS Tools: Xcode, source control(git, Bitbucket), JIRA 
3. Framework: Excellent with MapKit, Core location, Offline data storage (CoreData, Realm, SQLite ), Networking(Url Session, Almofire), Graphs, XCtest, UI, and Foundation frameworks
4. Good to have: Objective C, Any other cross-platform technologies

 
Responsibilities

1. Must have hands-on experience with maps and should understand the basics of GIS.
2. Should understand data visualization techniques on a map.
3. Understand requirements around functionality and translate those requirements into elegant functional solutions.
4. Working along with the other developers to create and maintain a robust framework to support the app's concept, design, build, deploy and test.
5. Excellent debugging and optimization skills.
6. Should understand app deployment process, preferred to have released applications on iTunes before.
7. Should understand iOS design patterns.
8. Should be familiar with the concepts of localization and multilingual support.
9. Keep up to date on the latest industry trends in mobile technologies.
10. Good communication skills to explain technologies and solutions to technical and non-technical stakeholders.

• Having good knowledge of iOS SDK & interface builders
• Proficient in Objective C, iOS, X-Code etc.
• Continuously updating the expertise on latest releases of iOS products
• Should have developed at least 5 applications as per Apple standards
• Experience with Database in Mobile Apps like SQlite & Core Data.
• Experience in integrating Webservices like SOAP, REST and POST with Mobile App.
• Experience with Google Map & GPS Integration
• Hands on experience of Xcode, Objective C, JSON & Sqlite on iOS platfor
• Develop Native& Hybrid mobile applications
• Implementing Mobile Payments, Mobile Shopping & Security

1. Proven working experience in software development
2. Working experience in iOS development
3. Have published one or more iOS apps in the app store
4. Deep familiarity with Objective-C, SWIFT, and XCODE
5. Experience with third-party libraries and API

Additional Skills Required:

- Strong fundamentals in Algorithms, OOP's and Data Structure

- Analytical Thinking

- Team Player

- Motivated & Career-Driven

Job Responsibilities

What you’ll do:

• You will be responsible for the delivery of the application/ feature/ module your team will be working on.
• Write/Review Code every day in addition to pairing with team members on functional and nonfunctional requirements and spread design philosophy, goals and improvements to code quality across the team
• Ensure all code is thoroughly covered by automated tests and that all features meet quality checks before deployment.
• Contributing to the constant improvement of practices and processes in the team.
• Coordinate with cross-functional teams (Product Management, UX Design, Architects, Developers, QA) to define and execute the feature roadmap.
• Research new technologies and tools and share your learning with the rest of the team.
• Provides mentoring and guidance to other team members, including new hires.

Senior Software engineer - iOS

Your Skill Set

What makes you a great fit for our team:

Desired Skills & Experience:

• 5+ years of overall experience with iOS app development
• Design, build and maintain high performance, reusable, and reliable Swift code
• Developed and published at least 1 application in Swift
• Experience in media capturing, editing, and playback using AVFoundation
• Experience in writing unit-tests
• Experience with offline storage, threading, and performance tuning
• Understanding of Apple’s human interface principles and design guidelines
• Good understanding of REST APIs
• Solid grasp of algorithms, memory management, object-oriented programming
• Extensive experience in detecting and correcting memory usage issues as well as optimizing  code for application performance
• You have excellent written and oral communication skills
• Experience in Agile Software development and the Scrum methodologies 

Good to have:

Knowledge about MVVM along coordinator pattern and Clean architecture is a huge plus

Exposure in creating Video and Media rich applications

Experience with Continuous Integration

Experience working with product-based organizations

Experience working in a Startup environment