iOS Developer

Position: iOS Developer (1 to 4 years)

Location: Marol, Andheri East, Mumbai

Company: Big Rattle Technologies Private Limited

Open for candidates from Mumbai only

Immediate Joiners only

We are looking for an iOS developer having 1 to 4 years of experience. You must have experience in delivering at least 3-4 projects on iOS as a part of your work profile.

Required Skills (more the better):

• Native iOS Application Development with SwiftUI, iOS SDK, Xcode, Cocoa Layer, Media Layer, Core Service Layer, Core OS Layer, iOS Frameworks, iOS Developer Tools, iOS programming, iOS Human Interface.
• Experience with iOS frameworks such as Core Data, Core Animation, Core Graphics, and Core Text
• Familiarity with RESTful APIs to connect iOS applications to back-end services.
• Experience with third-party libraries and APIs (e.g., Alamofire, Firebase, etc.).
• Deployment/ publishing apps in Apple App Store.

Good to have Skills:

• Understanding of Objective-C.
• Knowledge of mobile security and secure coding practices.
• Hybrid mobile application development using Flutter.

Additional Skills:

• Versioning tools such as Git, Bit Bucket, and concepts like branching
• DevOps: Knowledge of operating systems, hosting and deployment on cloud platforms like Amazon Web Services, Google Cloud, Azure etc will be added advantage

Responsibilities will include:

• Developing applications for iPhone and iPad
• Reviewing new releases, SDKs and updates in the mobile space
• Writing clean, well-designed code
• Debugging code and fixing bugs
• Ensuring code quality and security by following industry standards
• Managing code repositories and deploying builds
• Contributing to all phases of the development lifecycle
• Participating in team meetings and client meetings/ calls
• Learning new technologies

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or related 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.

Software Development Engineer III (React Native)

Experience: 7+ years

About Wekan Enterprise Solutions

Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability

requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.

Job Overview

We are seeking an experienced and passionate Mobile Software Development Engineer (SDE-3) with expertise in React Native. In this senior role, you will lead efforts to modernize legacy applications and develop new, high-performance mobile applications for large enterprise

clients and growth-stage startups. You will play a key role in mission-critical projects, working closely with business stakeholders, customer technical teams, and MongoDB Solutions Architects.

The ideal candidate will have strong technical leadership, system design expertise, and a track record of mentoring junior engineers. You will thrive in a fast-paced environment, driving the delivery of scalable, high-quality mobile applications.

Location - Chennai or Bangalore

Required Experience and Skills:

● 7+ years of experience in mobile application development, with at least 3+ years of hands-on experience working with React Native and TypeScript.

● Proven experience building high-performance mobile applications for

enterprise-grade solutions or high-traffic consumer apps.

● Solid understanding of mobile architecture, component design, and system performance optimization, with hands-on experience in testing, debugging, and performance tuning.

● Expertise in integrating RESTful APIs, third-party SDKs, and cloud services into mobile applications.

● Experience with state management libraries such as Redux or Context API.

● Strong proficiency in JavaScript (ES6+) and TypeScript, with a deep understanding of modern front-end development practices.

● Hands-on experience with mobile build tools, CI/CD pipelines, and version control systems.

● Strong problem-solving skills, attention to detail, and experience writing and maintaining clear, detailed technical documentation.

● Excellent verbal and written communication skills, with the ability to clearly explain complex technical concepts to both technical and non-technical stakeholders.

Good to Have Skills:

● Familiarity with Atlas Device Sync, Ditto, PowerSync, ObjectBox, or similar technologies for offline-first solutions and data synchronization in mobile apps.

● Experience with native mobile development (e.g., Swift for iOS, Kotlin/Java for Android).

● Familiarity with cloud platforms such as AWS, Azure, or GCP, and Mobile Backend-as-a-Service (MBaaS) solutions (e.g., Firebase, AWS Amplify).

Mandatory skills:

• Proficient with Objective-C and Swift depending on project requirements and Cocoa Touch
• Experience with iOS frameworks such as Core Data, Core Animation, etc.
• Familiarity with RESTful APIs to connect iOS applications to back-end services

Secondary Skills:

• Experience with offline storage, threading, and performance tuning
• Knowledge of other web technologies and UI/UX standards
• Understanding of Apple's design principles and interface guidelines
• Experience with Version Control System
• Experience with Bug Tracking

Added advantage if the candidate possess below skills.

• 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
• Bluetooth communication, BLE
• Performance and Security related Concepts

Minimum 2 years of working experience.

Can work on live projects of international clients.

Can handle multiple projects

Error-free coding.

Required Experience, Skills and Qualifications

Objective-C, or increasingly, the Swift 3.0 programming language

Apples Xcode IDE

Frameworks and APIs like Foundation, UIKit, and CocoaTouch

UI and UX design experience

Apple Human Interface Guidelines

2D and 3D graphics frameworks like SpriteKit and SceneKit

OpenGL or Metal, iOS graphics APIs

Familiarity with iOS 10 and newer OS versions

A Git code repository technology

Strong Objective-C skills and inside-and-out knowledge of the iOS SDK.

Experience using and creating scalable web-based Restful APIs.

-Strong understanding of Swift & Objective-C, MVC/MVVM, and Cocoa APIs/frameworks

-Experience with AVFoundation, CoreData,Core location, CoreAnimation, CoreGraphics, NSURLSession,

iOS background modes, tvOS, JSON, CocoaPods,3D touch.

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

-Strong understanding of Apple's design principles and interface guidelines.

-Strong understanding of auto layout and UI implementation.

-Strong understanding of Git.

-Understanding of the full mobile development life cycle.

-Experience with third-party libraries and APIs.

-Establish unit-test code for robustness, including edge cases, usability, and general reliability.

-Knowledge in making network calls using Alamofile(swift), AFNetworking(Objective - C), and using native

NSURLSession.

-Good debugging skills and knowledge to use Instruments App.

-App store deployment and certificate management knowledge.

-Knowledge in Firebase Real-Time dB and FCM will be a plus.

-Experience in implementing universal linking in iOS.

We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. 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.

• 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 automatization

• Proficient with Swift  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
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimization
• Proficient understanding of code versioning tools 
• Familiarity with continuous integration