Hire the Best Apple Core Data Freelancers
in India

Available for quick fixes, urgent bug resolution, and fast MVP delivery. I help startups, businesses, and entrepreneurs build high-quality iOS apps — from idea to App Store launch and long-term maintenance. With 8+ years in the Apple ecosystem and 250+ apps shipped, I deliver fast, stable, and user-friendly applications for ⟐ iPhone ⟐ iPad ⟐ AppleWatch/WatchKit ⟐ AppleTV/tvOS ⟐ CarPlay Whether you need a brand-new app, bug fixes, performance optimization, or want to make your app iOS 26 ready with Apple's Liquid Glass design — I deliver production-ready results, on time. 𝗪𝗵𝗮𝘁 𝗜 𝗖𝗮𝗻 𝗗𝗼 𝗙𝗼𝗿 𝗬𝗼𝘂 ⟐ Full iOS App Development — Complete apps in Swift and Objective-C with clean architecture and scalable code ⟐ Bug Fixing & Performance — Crash resolution, memory leaks, slow UI, and App Store rejection issues ⟐ App Store Launch & Updates — Deployment, TestFlight, compliance, and version upgrades ⟐ Firebase & API Integration — Auth, push notifications, real-time databases, analytics, and backend connectivity ⟐ MVP Development — Rapid prototyping and launch-ready builds for startups ⟐ Ongoing Maintenance — Feature additions, iOS version compatibility, and long-term stability 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗖𝗵𝗼𝗼𝘀𝗲 𝗠𝗲 ✔ 250+ apps delivered — I've seen almost every type of project ✔ Fast turnaround — urgent fixes and MVPs are my specialty ✔ Clear communication — daily updates, no disappearing acts ✔ Clean, maintainable code — built for scale, not just for launch ✔ On-time delivery — predictable timelines, zero invoice surprises 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸 Swift · Objective-C · SwiftUI · UIKit · Core Data · Firebase · REST APIs · Push Notifications · Auto Layout · RevenueCat · Superwall · App Store Deployment 𝗟𝗲𝘁'𝘀 𝗯𝘂𝗶𝗹𝗱 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽. Send me a message with your project details — I'm happy to give you an honest assessment, even if you're still figuring out the scope.

𝗙𝗼𝗿 𝗺𝗼𝘀𝘁 𝗠𝗩𝗣 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀, 𝗜 𝗰𝗮𝗻 𝗱𝗲𝗹𝗶𝘃𝗲𝗿 𝗮 𝗧𝗲𝘀𝘁𝗙𝗹𝗶𝗴𝗵𝘁 𝗯𝘂𝗶𝗹𝗱 𝘄𝗶𝘁𝗵𝗶𝗻 𝟯–𝟲 𝘄𝗲𝗲𝗸𝘀, 𝗵𝗲𝗹𝗽𝗶𝗻𝗴 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀 𝘃𝗮𝗹𝗶𝗱𝗮𝘁𝗲 𝗶𝗱𝗲𝗮𝘀 𝗾𝘂𝗶𝗰𝗸𝗹𝘆 𝘄𝗶𝘁𝗵 𝗮 𝗵𝗶𝗴𝗵-𝗾𝘂𝗮𝗹𝗶𝘁𝘆, 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻-𝗿𝗲𝗮𝗱𝘆 𝗶𝗢𝗦 𝗮𝗽𝗽. I'm a Senior iOS Developer with 𝟳+ 𝘆𝗲𝗮𝗿𝘀 of experience building high-quality, production-ready applications using Swift, SwiftUI, and UIKit. I have experience developing payment, subscription, AI-powered, and service-based iOS applications using Swift and SwiftUI. Beyond writing clean, scalable code, I focus on creating simple, intuitive user experiences because I believe great UX is what keeps users engaged. I build smooth, pixel-perfect interfaces that work consistently across all iPhone and iPad devices, and I can also integrate modern AI features to make your app smarter while helping accelerate the development process. I specialize in creating pixel-perfect interfaces for iPhone, iPad, and Apple Watch while maintaining clean, scalable, and maintainable code. From MVPs to large-scale products, I bring strong technical judgment, attention to detail, and a commitment to delivering polished, reliable applications that meet both business and user expectations. 𝗡𝗼 𝗮𝗴𝗲𝗻𝗰𝗶𝗲𝘀, 𝗻𝗼 𝗵𝗮𝗻𝗱𝗼𝗳𝗳𝘀, 𝗮𝗻𝗱 𝗻𝗼 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗴𝗮𝗽𝘀. 𝗷𝘂𝘀𝘁 𝗱𝗶𝗿𝗲𝗰𝘁 𝗰𝗼𝗹𝗹𝗮𝗯𝗼𝗿𝗮𝘁𝗶𝗼𝗻 𝘄𝗶𝘁𝗵 𝗮𝗻 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲𝗱 𝗶𝗢𝗦 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 𝘄𝗵𝗼 𝘁𝗮𝗸𝗲𝘀 𝗽𝗿𝗶𝗱𝗲 𝗶𝗻 𝗯𝘂𝗶𝗹𝗱𝗶𝗻𝗴 𝗴𝗿𝗲𝗮𝘁 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀. 𝗙𝗿𝗼𝗺 𝗶𝗱𝗲𝗮 𝘁𝗼 𝗔𝗽𝗽 𝗦𝘁𝗼𝗿𝗲 𝗹𝗮𝘂𝗻𝗰𝗵, I handle complete iOS development including architecture, UI/UX implementation, Firebase integration, subscriptions, real-time features, testing, 𝗔𝗽𝗽 𝗦𝘁𝗼𝗿𝗲 𝘀𝘂𝗯𝗺𝗶𝘀𝘀𝗶𝗼𝗻 , 𝗮𝗽𝗽𝗿𝗼𝘃𝗮𝗹, and 𝗿𝗲𝗷𝗲𝗰𝘁𝗶𝗼𝗻 𝗳𝗶𝘅𝗲𝘀. 𝐈’𝐦 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐬𝐞𝐝 𝐢𝐧: - Video & photo editing apps - Real-time audio/video streaming - AI-powered applications - BLE & IoT connectivity - Large-scale media handling - Complex animations & custom UI/UX - Performance optimisation & memory management - Authentication & Security: OAuth, JWT, Keychain - Maps & Location Services: MapKit, CoreLocation, Google Maps SDK - CI/CD & Version Control: Git, GitHub, Fastlane, Xcode Cloud I can also convert your Android app, website, or existing product into a polished native iOS app with full App Store compliance. 💡 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 ✅ Swift, SwiftUI, UIKit, Objective-C ✅ Firebase, Supabase, REST APIs, Socket ✅ Video/Audio Processing & Media Editing ✅ BLE Integration & IoT Connectivity ✅ AI Integration (OpenAI, Claude) ✅ In-App Purchases (RevenueCat, Superwall) ✅ Apple Sign-In, Google Login, Push Notifications ✅ Real-Time Audio/Video Streaming (Agora) ✅ Maps Integration (MapKit, Google Maps, Mapbox) ✅ CoreData, SwiftData & Realm ✅ MVVM, MVC Architecture ✅ Pixel-Perfect UI from Figma/Sketch ✅ App Store Submission & Approval Support 🧠 𝐓𝐞𝐜𝐡 𝐒𝐭𝐚𝐜𝐤 Swift | SwiftUI | UIKit | Combine | AVFoundation Firebase | Supabase | REST APIs | Socket RevenueCat | Superwall | BLE (IoT) Agora | Mapbox | Google Maps | MapKit OpenAI | Claude | CoreData | Realm Git | Jira | TestFlight 🌟 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞 ✔ High-performance and scalable app architecture ✔ Clean, maintainable, production-ready code ✔ Strong focus on UI/UX and smooth animations ✔ Fast communication and reliable delivery ✔ End-to-end iOS development support ✔ App Store approval and rejection handling experience 🔧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐏𝐫𝐨𝐜𝐞𝐬𝐬 1️⃣ Requirement Analysis & Planning 2️⃣ UI/UX Implementation 3️⃣ Scalable iOS App Development 4️⃣ Testing & Performance Optimisation 5️⃣ App Store Deployment & Support 📅 𝐀𝐯𝐚𝐢𝐥𝐚𝐛𝐢𝐥𝐢𝐭𝐲 & 𝐂𝐨𝐦𝐦𝐢𝐭𝐦𝐞𝐧𝐭 • Available for 40+ hours per week • Open to full-time, part-time, and long-term collaborations • Responsive, reliable, and committed to delivering high-quality results • Focused on clear communication, smooth workflow, and client satisfaction 💬 If you’re looking for a reliable iOS developer who can build polished, scalable, and App Store-ready applications, feel free to message me. I’d be happy to discuss your project.

💻 10+ Years of Mobile App Development Experience ⭐ Top Rated Talent with Consistent 5-Star Client Reviews 🚀 Expert in Building Native iOS Apps from Idea to App Store Hi, I'm Sandip Singh, a Senior iOS Developer with over 10 years of experience building high-quality mobile applications for startups, businesses, and growing companies. I specialize in native iOS development using Swift and SwiftUI, helping clients transform ideas into polished, scalable, and App Store-ready products. Whether you're launching a new MVP, modernizing an existing application, or integrating AI-powered features, I focus on delivering clean architecture, excellent performance, and a great user experience. Over the years, I've worked with startups, agencies, and established businesses across healthcare, fintech, education, transportation, real estate, and B2B/B2C products. I've also contributed to production applications such as MagicPlan and other commercial mobile products used by real customers. ### What I can help you build ✅ Native iOS applications with Swift & SwiftUI ✅ AI-powered features using OpenAI, LLMs, chatbots, assistants, and workflow automation ✅ Firebase integration (Authentication, Firestore, Analytics, Cloud Messaging, Crashlytics) ✅ User authentication (Apple Sign-In, Google Sign-In, Email & Social Login) ✅ Subscription-based applications with In-App Purchases and Stripe integration ✅ REST APIs, GraphQL, WebSockets, and third-party SDK integrations ✅ Push notifications, deep linking, analytics, and event tracking ✅ Performance optimization and app architecture ✅ Bug fixing, feature development, code reviews, and long-term maintenance ✅ App Store deployment, TestFlight distribution, and release management ### Apple Technologies • Swift • SwiftUI • UIKit • Objective-C • Core Data • Core Location • MapKit • AVFoundation • Vision Framework • ARKit • RoomPlan ### AI & Modern Integrations • OpenAI APIs • LLM Integration • AI Chat • AI Automation • Prompt Engineering • Voice AI Features • Firebase AI Integrations ### Backend & Cloud • Firebase • AWS • Google Cloud Platform • REST APIs • GraphQL • MySQL • SQLite ### Cross-Platform Experience While my primary expertise is native iOS development, I also have experience working with: • Flutter • React Native • Kotlin • Java This allows me to collaborate effectively with cross-platform teams when projects require it. ### Development Approach I believe successful mobile applications are built through thoughtful planning, clean architecture, efficient communication, and attention to detail—not just writing code. When working together, you can expect: • Clean, maintainable, and scalable code • Clear communication and regular progress updates • Reliable timelines and professional collaboration • Performance-focused development • Long-term support after launch My goal is to build applications that are stable, scalable, and enjoyable for users while helping clients achieve their business goals. If you're looking for a developer who can take your product from concept to a polished App Store release—or improve an existing application with modern AI capabilities and best practices—I'd be happy to discuss your project. Let's build something great together.

Senior iOS Developer | Technical Project Manager | 10+ Years Building scalable iOS products from idea to App Store launch. I'm Vikram, a Senior iOS Developer and Technical Project Manager with 10+ years of experience delivering high-quality mobile applications for startups, enterprises, and growing businesses. Over the years, I've built and managed 50+ mobile applications across iPhone, iPad, Apple Watch, macOS and emerging Apple platforms. Beyond development, I help teams plan, architect, manage, and successfully launch products. I work closely with founders, stakeholders, designers, and developers to ensure projects move efficiently from concept to production. What I Can Help You With: • Native iOS Development (Swift, SwiftUI, UIKit) • Technical Project Management & Team Leadership • Product Planning & Feature Roadmapping • iPhone, iPad, Apple Watch, macOS & Vision Pro Apps • AI-Powered Applications & LLM Integrations • AR/VR Applications using ARKit & RealityKit • Firebase, AWS, Supabase & Backend Integrations • REST APIs, WebSockets & GraphQL • HealthKit, Core Bluetooth, Core Data & CloudKit • Offline-First Mobile Applications • Code Reviews, Refactoring & Performance Optimization • App Store Submission & Rejection Resolution • Scaling MVPs into Production-Ready Products Why Clients Work With Me: ✅ 10+ years of professional iOS development experience ✅ 50+ mobile applications delivered across industries ✅ Strong architecture expertise (MVVM, TCA, Clean Architecture, Modular Systems) ✅ Experience leading development teams and managing project delivery ✅ Focus on scalability, maintainability, and business goals ✅ Clean, production-ready code with long-term sustainability ✅ Strong communication and ownership throughout the project lifecycle I've worked on travel platforms, fitness applications, AI-powered CRM systems, eCommerce solutions, SaaS products, and enterprise mobile applications. Whether you need a senior iOS engineer, a technical lead, or someone who can manage the entire development lifecycle, I can help turn your idea into a successful product. Let's connect and discuss your project.

⭐ 10+ years of experience (Swift | Objective-C | SwiftUI) ⭐ Developed app using SwiftUI and Combine framework ⭐ Developed Finance app, Fitness app, Social media apps, Utility apps, E-commerce, Music app, etc. ⭐ Following MVVM, MVC coding pattern, ⭐ Maintaining code using Git, PRs, able to fix conflicts, etc. ⭐ Comfortable using Jira, Trello, Asana, Linear, etc. for task management I can help you to develop High-Quality app for your business. My Expertise: - Migrate Projects -- Convert UIKit project to latest SwiftUI project -- Convert Objective-C project to latest Swift project -- Convert old Swift project to latest Swift Project - Maintain old Objective-C project and add more features over the time - Native iOS - REST APIs Development using Python - Server-less Apps using AWS or Firebase SDKs - Version control using Git, Bitbucket, and GitLab - Task management using Jira, Trello, Asana, GitLab - Extensive knowledge in object-oriented software development, MVC, MVVM, VIPER architecture, multithreading, networking, and memory management. - Universal Links and Deep Link Integration - AI API Integration: ChatGPT API usage as per the client requirements MY CLIENTS SAY: ⭐⭐⭐⭐⭐ "Dhaval understood exactly what I wanted and exceeded my expectations. Very friendly and great communication. He is highly knowledgeable in his field and goes out of his way to explain to customers the technical process of things. He is simply the best developer, and app quality is superb. Highly recommended. A++" ⭐⭐⭐⭐⭐ "Dhaval is a great developer, and he did everything i want excellently. He was always available and open to communication while we were working. I strongly suggest everyone work with him." ⭐⭐⭐⭐⭐ "Thanks Dhaval, much appreciated." I am following MVC or MVVM coding patterns throughout the application. Using best practices to fire REST/SOAP API calls, parse JWT and maintain proper session using it. Store data into data models, properly handle each case of payment(In-App Purchase or 3rd Party SDK like Stripe, Pay_pal), and maintain consistency between app and server. As a full-stack Mobile application developer, I can develop APIs using the python language, and it will be hosted on Google Cloud Functions, and I can consume the REST APIs in the mobile application. I have developed the following types of Application: ♔ Finance App ♔ Health App, which connect with Apple health, Manual health data entry, readings from health devices, etc. ♔ Cruise App which accessible only on Cruise ♔ Utility Apps like NFC, Barcode, or QRCode Read/Write ♔ Social media apps like Create Post, location-based users/post listing, making connections, In-App Purchase for a premium feature ♔ Chatting apps using Firebase Realtime or Firestore database, Signal-R, Socket ♔ Server-less apps using Firebase or AWS ♔ E-Commerce apps with location-based or filtered product listing, cart management, payment gateway integration like Pay_pal SDK, Stripe SDK For App Security, I am using the following things: ♔ JWT Token management ♔ Encode password or required data using AES256 or required Algorithm ♔ Store data sensitive data into Key Chain/ User Defaults To Store/Maintain Data throughout the App Life Cycle, I am using the following: ♔ Data Models - Store and maintain data into Data Models, Arrays, Dictionaries, etc. as per the requirement of the functionality ♔ CoreData - Store/Retrieve data ♔ SQLite - Store/Retrieve data To Develop a Server-less App, I am mainly using either Firebase or AWS Services like below: ♜ Google Firebase: ♘ Authentication - For user management like Signup, login, forgot password, etc. ♘ Realtime Database / Cloud Firestore - For storing custom data in non-relational tree and document database structure, respectively. ♘ Cloud Functions - For hosting functions that can be trigger based on events or create REST APIs ♘ Cloud Messaging - For sending push notifications ♘ Crashlytics - To teach the crashes and solve it quickly ♘ AdMob - To integrate Google Ads ♜ AWS: ♘ Cognito - For user management like Signup, login, forgot password, etc. ♘ DynamoDB - For custom data storing in non-relational Document Database structure ♘ S3 Bucket - For storing files like images, video, etc. ♘ SNS - For sending push notifications ♘ Cloud Watch - For maintaining logs and trigger events ♘ Lambda - For writing functions that can be trigger based on a particular event I am managing my Source Code using the below Version Control systems: ♔ Git ♔ BitBucket Other Technical Expertise And Area Of Domain Field IOS | Android | Native App Development | UIKIT | SwiftUI | IAP | Subscription | App Improvements | Memory Management | Take Over Existing APP | Music App | E-commerce App | Social Media App

📱💻🖥️⚒️ Seasoned software engineer with years of experience in materialising ideas & concepts into reality. I love what I do, and do what I love. I strive to be bigger than myself by helping enrich the lives of others. 🧬 MODUS OPERANDI: ✅ Robust & carefully thought out solutions, instead of quick & dirty ones, to achieve the highest standards in the long term ✅ Adherence to Apple's Human Interface Guidelines & industry-leading standards such as DRY, SOLID & AGILE to deliver the best and most responsive products in the least amount of time possible. ✅ Extend beyond development in Xcode to include Unit & UI Testing, Performance Analysis via Instruments, and deployment to TestFlight, FastLane, AppCenter and AppStore 🧑🏻‍💻 SKILLS: ✔️ Languages: Swift | Objective C | C | C++ ✔️ UI Technologies: SwiftUI | UIKit | AppKit ✔️ Networking: Vapor [Server Side Swift] | Alamofire ✔️ Data Flow: Combine | Swift Concurrency ✔️ Software Architectures: MVC | MVVM | Redux | VIPER ✔️ Apple Frameworks: CoreData | ARKit | RealityKit | Network Extension | AVFoundation | Photos | Contacts | UserNotifications | MapKit | CoreLocation | StoreKit | IOKit | ObjCRuntime ✔️ 3rd Party Frameworks: Firebase | Twilio | Google ✔️ Project Management: Asana | GitHub Projects | JIRA ✔️ Comms: Slack | Google Chat 🏆 ACCOMPLISHMENTS: ⭐️ Connected Over: Development of full-fledged VPN apps for iOS & macOS using OpenVPN, IPSec & IKEv2 protocols ⭐️ AlbumSaver: A Photo deduplication macOS & iOS app to scan all photos and videos and save them onto a proprietary flash drive ⭐️ Editable: A macOS application to annotate videos, animate the annotations, and export the videos. ⭐️ Buddyng: A social media application that provides a forum for travellers to connect, and inspire the community. I have worked extensively with the team in Brighton and it's been stellar working with them ⭐️ CoachBot: An EdTech app for students to assess their progress in learning, and gamify the experience ⭐️ espressoFlowHelper: The underlying driver that enables touch and stylus inputs to a Mac from a proprietary display. I have had the pleasure of meeting and working with team espresso in person for a brief duration in Sydney and it was simply amazing. ⭐️ Snap Display: A Display Management app to control Orientation, Arrangement & Zoom for macOS and Windows ⭐️ SideLine Scout: An iPadOS App for recording streams of videos for sports athletes. ⭐️ PowerKeys: An app to add Shortcuts for functionality in Lightroom Classic For full stack development & Software Development, I have collaborated with a team to handle other relevant skills required, including UI/UX conception, Android app and backend development. Now enough about me! Let's connect to discuss your requirements & ideas, and bring them to life! 🔥