
- Should have programming experience on the iOS native platform.
- Adept in Swift language.
- Familiarity with RESTful APIs to connect iOS applications to back-end services.
- Strong coding, data structures and algorithms.
- Should have a working knowledge on various libraries available for iOS.
- Familiarity with XCode and other Developer tools.
- Deep understanding of software engineering practices, Object Oriented Analysis.
- Obsession with quality and customer experience.
- Understanding of design and architecture is an added advantage.

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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.
Qualifications:
· Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field, or equivalent experience.
· Experience: Minimum of 5 years of experience in iOS development with a strong portfolio of released applications that can be shared for review.
· Technical Skills:
o Proficiency in Swift and Objective-C.
o Solid understanding of object-oriented programming
o Knowledge of memory management and multi-threading
o Experience with embedded databases and other system data stores
o Strong understanding of iOS frameworks such as UIKit, Core Data, Core Animation, and Core Graphics.
o Good knowledge of performance limits and characteristics
o Good sense of UI design execution principles
o Experience with RESTful APIs, JSON, and third-party libraries to connect to backend services.
o Knowledge of mobile app architecture patterns such as MVC, MVVM, and VIPER.
o Experience with version control systems, preferably Git.
o Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.
o Implementation of automated testing platforms and unit tests, benchmarking and optimization
o Understanding of Apple’s design principles and interface guidelines.
Native Health is looking for results-oriented Engineers. An ideal candidate for us would be a passionate builder of great products/frameworks and someone who would thrive in a fast-paced environment and enjoy the challenge of complex business contexts that are typically being defined in real time. In this role, you will be responsible for building world-class technology products and platforms that are at the forefront of the technology revolution in the Indian healthcare ecosystem. You are someone who insists on the highest standards for quality, maintainability, and performance. You will be working in a fast-paced and agile work environment delivering quality solutions that have an immediate business impact.
Responsibilities:
- Own the end-to-end development and launch of features on our App.
- Participate in scoping, and planning discussions with the designers, PMs, and Leads.
- Conceptualize and develop prototypes quickly.
- Develop and own launch plans to completion Identify opportunities and implement solutions to improve the performance and the architecture.
- App We will depend on this person to set up/improve the code quality, and tracking.
- App architecture and this person needs to have extensively worked on React + Android/iOS.
Requirements:
- Min. 3 years of full-time work experience (College projects, Internships are not a part of this).
- Hands-on experience with React Native.
- Deep expertise in either iOS or Android platforms and ecosystems.
- Deep understanding of your tools: Languages, frameworks, systems.
- Experience with abstracting requirements into frameworks.
- Has worked with the react ecosystem for eg, redux, react-query, react-router, etc.
- At least 2 years of experience working in a consumer tech set-up (ecommerce, D2C).
- Work with Rest APIs.
- Experience with video streaming and Real-Time Communication technologies.
The fun stuff you'll actually be doing:
- Focus on delivering code in ReactNative
- Input and lead technical discussions
- Identify areas of technical improvement within a project
- Provide support for other team members, including non-technical people (DM’s, PM’s)
Requirements
- Lots of previous commercial development experience, with expert knowledge of ReactNative
- Other required technical skillset :- Javascript, Native deployment, App publishing, Unit Testing, Redux / Redux toolkit, writing TDDs, snapshot test and code coverage etc.
- Experience with CICD for RN apps, Performance analysis , Crash reporting, Crash recovery, Localization or Native development is an added advantage.
- Can take the lead on an area of a project (e.g. FE), making some architectural decisions
- Ability to mentor and guide more junior developers
- Ability to explain complicated technical concepts to non-technical people
- Up to date with latest trends in their core technology, and expresses an interest in other areas of the tech stack
• Strong working experience in IOS application development is a must. First-hand experience of native mobile apps using Swift must.
• Experience with Swift, Swift UI, Unit test.
• Strong system design and architecture skills - specifically for IOS. Curiosity to tinker around, explore new paradigms and strongest for continuous improvement. Strong problem-solving skills.
• Understanding of network connections, Rest API's and scheduling. Strong knowledge about security standards (e.g. HTTPS) and privacy standards.
• Idea/experience of the unit and instrumentation testing in IOS. Optimizing app performance and memory consumption.
• Excellent code data knowledge, socket programming & debugging skills.
• Debugging apps using simulators and related tooling.
• Design and build advanced applications for the iOS platform, Swift and Objective - C.
• Integrate and consume web services (JSON, XML, etc.)
• Familiar with Version control system such as GIT.
Proven working experience of minimum 3+ Years in Android app development (Min 2Yrs. experience in Kotlin)
- Have strong knowledge in Kotlin and Java.
- Strong knowledge of Android UI design principles, patterns, and best practices
- Experience with offline storage, threading, and performance tuning.
- Experience working with remote data via REST and JSON.
- 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.
- 3+ years proven work experience as a Mobile developer.
- Experience using web services (HTTP, REST, SOAP) using JSON, API and API Framework) .
- Good knowledge of object-oriented design patterns and Multi-threading concepts
- Good knowledge of the SQLite database and the Google Play Services like Push Notifications (fcm/sns)
- Strong mobile UI design (multi-screen resolutions), coding, support and maintenance
- Knowledge of HTML5, Bootstrap, JavaScript,
- Experience with third-party libraries and APIs (like Facebook, Twitter, etc.)
- Proficient iOS and Android mobile app experience are a plus
- In-depth knowledge of at least two Framework/Libraries like React Native / Ionic / Framework7 / Aurelia / PhoneGap / Flutter and angular / react / vue / Mobile Angular UI/ Kendo UI.
- Knowledge of bench marking and optimization
- Mandatory : self sufficient developer and must have prior experience of hybrid development [atleast 3 projects]
• Strong command of UIKit, Swift, Xcode, and other Apple developer tools
• Experience with reactive programming (RxSwift)
• A good grip on Git
Designation: Senior iOS Developer
Qualification: BCA/BTECH/BSCIT/BE/MCA/MTECH/MSCIT/ ME with relevant skills and interest may apply.
Salary: 30000 – 50000 per month
Experience: 3+ Years
Location: Mahape, Navi Mumbai (Work from Home for Next 4-5 months post that It can be working from office but people who just want to work from home are also welcome)
Job Profile/Description:
a) 3+ years of experience in Native iOS Application development.
b) Experience on iOS, iPhone SDK, Objective-C/Swift, Xcode & Interface Builder, MacOS,
Auto-layout, Autoresing.
c) Experience with Core Data, SQLite, Location Based Services added advantage.
d) Understanding of building App that utilizes web-services to tie applications to server-side APIs,
via REST and SOAP.
e) Experience with the implementation of third-party libraries and API.
f) Working knowledge of the general mobile landscape, architectures, trends, and emerging
technologies.
g) Should be aware of platform-independent mobile application development trends/ tools
h) Experience in developing enterprise mobility is desirable
i) Good interpersonal skills, for effective communication with business and development teams
j) Proven track record of successful and timely project delivery
k) Well Conversant on iOS along with other mobile platform for Mobile Application
l) Development and integration.
m) Should have executed at least three projects from start to finish in iOS
n) The position requires an expert understanding of complex, multi-phased projects and the
o) Understanding of apple design principles and interface guidelines.
P) Experience in uploading iOS apps on the App Store.
q) Candidate should be Quality and cost-driven with strong oral and written communication,
interpersonal skills.
r) Motivated to learn and implement new processes and technologies.
s) Candidate must have the ability to perform under a stringent timeline.
t) Should be a good Team player and team mentoring.
u) Contain good knowledge of different iPhone and iPad devices screen resolutions.
v) Proficient in code versioning tools including Mercurial, Git, and SVN.
w) Experience with performance and memory tuning with tools (such as Instruments and Shark,
depending on project needs)
x) Knowledge of Flutter will be nice to have
Only applicants who are available full time for a minimum duration of 1 year can apply.








