
Roles & Responsibilities:
3+ years of experience developing mobile apps. Experiencing fine tuning applications to improve performance and memory utilization. Thorough understanding of iOS development for iPhone, iPod Touch, and iPad devices. Experience of design and development of iOS applications, preferably in an Enterprise setting Proficient with Xcode, Objective-C, and Cocoa Touch Experience with iOS frameworks such as Core Data, SQLite, MapKit, UIKit, Core Location, etc. String knowledge in Restful, SOAP APIs to connect iOS applications to back-end services Strong knowledge of Storyboard, Autolayout, ARC. Experience of design and development of iOS applications, preferably in an Enterprise setting Proficient with Xcode, Objective-C, and Cocoa Touch. experience with iOS frameworks such as Core Data, SQLite, MapKit, UIKit, Core Location, etc Experience with offline storage, threading, multitasking, and performance and memory tuning with tools (such as Instruments). Understanding of Apple’s design principles and interface guidelines Knowledge of low-level C-based libraries is preferred Knowledge of Graph APIs is preferred. Familiarity with cloud message APIs, Local and push notifications Proficient understanding of code versioning tools (such as Git, TFS or SVN) Familiarity with continuous integration.

About Vithamas Technologies Pvt LTD
About
Vithamas Technologies
Vithamas offers end to end design services in the areas of software development, embedded firmware, custom PCB design and mobile applications for clients seeking to create reliable, innovative products while keeping the process cost-effective giving utmost importance to quality and trust.
Vithamas is running its 6th year in Mysuru since its inception.
Vithamas has worked with Global Clients from US, Europe and Australia on some of the most challenging and advanced technologies and products.
Vithamas has ventured into launching a product called Kalibre.AI. Kalibre is a Tech talent acquisition platform to hire best available pre-vetted engineers & developers in days instead of weeks or months. Vithamas has already hired engineers for some of companies like Kemsys, Havells, CognitiveClouds, PhonePe etc.
Candid answers by the company
Vithamas Technologies
Vithamas offers end to end design services in the areas of software development, embedded firmware, custom PCB design and mobile applications for clients seeking to create reliable, innovative products while keeping the process cost-effective giving utmost importance to quality and trust.
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Job Profile: React Native Developer (2+ Years Experience)
Location: Kolkata
Work Mode: Work From Office
Experience Required: 2+ Years
Employment Type: Full-Time
Job Description
We are looking for an experienced React Native Developer with 2+ years of hands-on experience to join our mobile development team in Kolkata. The ideal candidate will be responsible for building high-quality, scalable, and performance-optimized mobile applications for Android and iOS platforms.
Key Responsibilities
- Develop and maintain cross-platform mobile applications using React Native
- Convert UI/UX designs into pixel-perfect mobile interfaces
- Integrate RESTful APIs and handle asynchronous data
- Optimize mobile applications for performance, stability, and scalability
- Implement state management using Redux, Context API, or other libraries
- Write clean, maintainable, and reusable code
- Debug, troubleshoot, and resolve production and performance issues
- Collaborate with backend developers, designers, QA, and product teams
- Participate in code reviews, sprint planning, and Agile ceremonies
- Publish and maintain apps on Google Play Store and Apple App Store
Required Skills & Qualifications
- 3+ years of experience in React Native
- Strong knowledge of JavaScript (ES6+) / TypeScript
- Hands-on experience with React Hooks and Functional Components
- Experience with Redux / Context API
- Strong understanding of mobile UI/UX guidelines
- Experience with REST APIs and third-party SDK integration
- Familiarity with Android Studio and Xcode
- Experience using Git for version control
Good to Have
- Experience with Native Modules (Android / iOS)
- Knowledge of Expo
- Experience with Firebase (Auth, Push Notifications, Analytics)
- Familiarity with CI/CD pipelines for mobile apps
- Understanding of app performance optimization techniques
Behavioral & Soft Skills
- Strong analytical and problem-solving skills
- Good communication and collaboration abilities
- Ability to work independently and meet deadlines
- Willingness to work from office in Kolkata
What We Offer
- Stable work-from-office role in Kolkata
- Opportunity to work on live production mobile applications
- Career growth and technical learning opportunities
- Supportive and collaborative work environment
- 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 an experienced IOS developer with a track record of developing Mobile applications, user-friendly and high-performing applications.
Experience:
2-3 years of experience in iOS Development
Job Location:
Lucknow
Skills Required:
Programming Languages: Swift ,Objective C, Cocoa, XML, JSON
Operating Systems/Development Platforms: MAC, iOS all versions
Roles and Responsibilities :
- Experience in various aspects of the Agile SDLC including application development
(application structure, operating system APIs, debugging, performance, security) and
deployment. - Experience with rest APIs, offline storage, and threading.
- Strong experience in memory management, performance tuning, and resource
optimizations. - Experience in working with Test-driven development (TDD).
- Experience in Unit Testing and UI testing.
- Programming iOS native mobile applications from specifications.
- Scope, analyze, design, test, debug and implement complex iOS mobile applications.
- Cutting-edge native mobile application prototyping and development on iPhone/iPad.
Desired Candidate Profile
- 2+ years of experience in mobile application design and development.
- 2+ years of experience with iPhone development platforms experience developing native ios apps: swift, ios SDK, and Xcode.
- Experience integrating with third-party libraries, Restful API, and JSON.
- Deep familiarity with objective-c and cocoa touch experience working with ios frameworks such as core data, core animation, core graphics, and core text working knowledge of the general mobile landscape, architectures, trends, and emerging technologies experience integrating with WebSocket, VOIP, call kit.
- Must be self-motivated, possess strong communication skills, and be able to work in a team-oriented environment
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.
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 automatization
Skills:-
- Proficient with Objective-C or Swift.
- 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
- Familiarity with cloud message APIs and push notifications
- Knack for benchmarking and optimization
- Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
- Familiarity with continuous integration
Education Qualification:-
- Undergraduate in Engineering related to Computer Science and Information Technologies and Postgraduate in Computer Science
- Shouldn’t have Backlog or Arrear.
HOW YOU WILL HELP US SUCCEED
- Your main role as an iOS developer is to build a frictionless end-user experience. A key part of achieving this is through applying your expertise while having a close collaboration with other Android & iOS and backend developers, as well as business stakeholders.
- Build features and maintain frontend services by implementing defined work issues.
- Improve and maintain existing code.
- Work with databases, servers, microservices, and APIs, and the integration of all these processes with the native environment.
- Work collaboratively by proposing solutions and alternative point of views to problems.
- Pair Programming and Code Reviews.
- Participate in SCRUM ceremonies.
WHAT YOU WILL NEED TO SUCCEED
- A minimum of 3 years of coding as an iOS Developer.
- In-depth experience with Swift and Xcode.
- Up to date with the latest Cocoa and iOS trends.
- Understanding of UI Kit, Core Animation, Interactions, GCD & Networking.
- Excellent understanding of design patterns & Object Oriented Programming.
- Understanding of analytics, remote reporting and measurements.
- Experience of working with Continuous Integration (CI) and Unit Testing on iOS.
- Experience with API’s and core data.
- Excellent debugging skills.
- Experience working with Git.
- Knowledge of socket based networking desirable.
- Understanding of the iOS ecosystem (APNs, Code signing, iTunes Connect, TestFlight).
● Languages: Swift, Kotlin, SQL
● Frameworks: RIBs, Kotlin Multiplatform, Spek
● Architectures: MVVM, MVP, Clean Architecture, etc
● Libraries: RxSwift, SwiftUI, etc
● Integrations: AWS services, Payment Gateways (Razorpay, etc), Google Maps,
Firebase, etc
● Experience: >= 2 years
● Proficient with iOS framework and Swift.
● Experience with reactive programming frameworks like RxSwift, ReactiveCocoa, etc
● Experience in designing, writing and maintaining a large complex app code base.
● Experience with design patterns like MVP, MVVM, Clean Architecture, etc.
At Nspira we want to develop an ecosystem of apps to dominate the personal growth market in the education sector. Being one of our talented mobile developers, you'll have an opportunity to learn and grow and be a key part of creating our products.
Engineering Culture :
- We run functional teams based on the SCRUM methodology and are a fairly Agile environment, with 2-week sprints and teams with a minimum of 2 developers (preferably 3) plus a Platform Owner.
- Sprints cannot be interrupted and work is planned out well in advance to keep stress down to a minimum.
Other stuff we do/you will encounter:
- Line by line code reviews for every pull request on Gitlab maintains code quality, and keep everyone in the loop & learning.
- At least 2 people working together on every project (collaborating not pairing)
Required skills:
- Swift is strongly preferred
- Experience with clean architecture, MVVM, and other design patterns
- Master Storyboards and auto layouts
- Familiar with RESTful web service
- Experience with Static Frameworks
- Great logic and problem-solving skills
- Practical understanding of Continuous Integration and Delivery
Your application must include:
- A resume in pdf format. Include into your resume the links to software, mobile apps, your coding samples so we can see proof of your talents.
Job Description:
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:
- Build pixel-perfect, buttery smooth UIs across both mobile platforms.
- Leverage native APIs for deep integrations with both platforms.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.
- Maintain code and write automated tests to ensure the product is of the highest quality.
- Transition existing React web apps to React Native
Qualification:
- Good knowledge about React/React Native
- Should be aware about state management library Redux
- Must have knowledge of es6+
- Ability to write well-documented, clean JavaScript code
- Rock solid at working with third-party dependencies and debugging dependency conflicts
- Familiarity with native build tools, like XCode, Gradle
- Good to have knowledge about writing test cases
- Good to have knowledge about typescript
- Preferred if there is at least one app on play store
Benefits: Work from home
Experience: 2 – 4 years (Preferred)
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.
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 automatization
Skills
- Proficient with Objective-C or 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
Requirements
- B.Tech/BCA/MCA degree in Computer Science, Engineering or a related subject.
Job Description :
1. Design and build applications for the iOS platform
2. Ensure the performance, quality, and responsiveness of applications
3. Collaborate with a team to define, design, and ship new features
4. Identify and correct bottlenecks and fix bugs
5. Help maintain code quality, organization, and automatization.
6. Experience with socket programming
7. Must familiar with design architectures
8. Must have apps live over AppStore at least 2 apps.
9. Good knowledge of storyboards, Hibs, and constraints.
10. Experience with Swift UI will be beneficial.









