The ultimate guide to hiring a web developer in 2021
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Objective C is a powerful programming language that enables developers to create compelling apps and extend existing applications. It lies at the foundation of many popular iOS, macOS and tvOS apps, providing developers with an efficient, high-performance platform. An Objective C Developer can provide customized app solutions to meet nearly any requirement. From a user-friendly layout, to tight security protocols, Objective C can be used to create nearly any application with any feature set.
Here's some projects that our expert Objective C Developer made real:
An Objective C Developer is capable of providing innovative solutions for custom app designs and any desired feature set with swift development timetables. Our developers are experienced in debugging so your project will be completed on time & within budget. With Freelancer.com, these professionals can be available to help make your app concept a reality. Post your project now and find the perfect expert developer for your project!
De 57,983 opiniones, los clientes califican nuestro Objective C Developers 4.9 de un total de 5 estrellas.Objective C is a powerful programming language that enables developers to create compelling apps and extend existing applications. It lies at the foundation of many popular iOS, macOS and tvOS apps, providing developers with an efficient, high-performance platform. An Objective C Developer can provide customized app solutions to meet nearly any requirement. From a user-friendly layout, to tight security protocols, Objective C can be used to create nearly any application with any feature set.
Here's some projects that our expert Objective C Developer made real:
An Objective C Developer is capable of providing innovative solutions for custom app designs and any desired feature set with swift development timetables. Our developers are experienced in debugging so your project will be completed on time & within budget. With Freelancer.com, these professionals can be available to help make your app concept a reality. Post your project now and find the perfect expert developer for your project!
De 57,983 opiniones, los clientes califican nuestro Objective C Developers 4.9 de un total de 5 estrellas.Full-Stack iOS Engineer (Swift/SwiftUI) — Build LoveLink AI’s Next-Gen Social App LoveLink AI is building a next-generation social networking app for iOS, designed to make connecting feel effortless, modern, and genuinely fun. We’re looking for a full-stack Swift engineer who can take ownership of the product build—from prototype through App Store launch. This role is ideal for someone who’s shipped real consumer apps, thrives in early-stage environments, and can move quickly while keeping architecture clean and scalable. Location: Remote (US Based Preferred or US Hours if Overseas) Engagement: Contract (hourly or milestone-based) Start: ASAP Stage: Prototype → MVP → Launch Meetings: MS Teams What You’ll Build The mission is simple: deliver a s...
I have built an app using Lovable, the app is a social networking app concept I need you to export the app from lovable and successfully launch it on the App Store and Google Play. The core of the product is a clean user-profile system tied to a real-time messaging engine that supports both text and voice exchanges. Beyond the usual social staples, I also want a dedicated “Rotation Pool funds” module that lets groups contribute, track, and rotate pooled money inside the app, so experience with in-app wallets or secure micro-transactions will be essential. Here is how I've done for the initial release: • iOS and Android builds written in a shared codebase where practical (React Native, Flutter or similar cross-platform stack is fine, but I’m open to native if y...
I have built an app using Lovable, the app is a social networking app concept I need you to export the app from lovable and successfully launch it on the App Store and Google Play. The core of the product is a clean user-profile system tied to a real-time messaging engine that supports both text and voice exchanges. Beyond the usual social staples, I also want a dedicated “Rotation Pool funds” module that lets groups contribute, track, and rotate pooled money inside the app, so experience with in-app wallets or secure micro-transactions will be essential. Here is how I've done for the initial release: • iOS and Android builds written in a shared codebase where practical (React Native, Flutter or similar cross-platform stack is fine, but I’m open to native if y...
I have around 35 GB of OneDrive-origin files sitting on my Mac. They appear in Finder, thumbnails even load in Quick Look, yet every time I try to open, copy, or drag them elsewhere I’m told they must be downloaded first. I refuse to sign back into OneDrive because the last time I did that the sync process wiped large chunks of my library. What I need is straightforward: make every one of those placeholder items fully accessible again, stored locally on the same Mac, while preserving the existing folder structure exactly as it is. I’ve already confirmed I have more than enough free disk space to hold the full 35 GB, so there’s no need to involve external drives or other cloud solutions. You’ll likely rely on macOS tools such as Finder’s package contents,...
I am building a digital pass that fans can drop straight into Apple Wallet and pull up whenever they want to see where I’m spinning next. The pass only needs to present three things clearly: the current event details, my up-to-date contact information, and a short music sample that sits behind a link to an external source (no embedded audio, no interactive booking flow for now). I already have artwork and the audio link ready; what I’m missing is someone comfortable with PassKit, Swift and the current Wallet specification who can generate the .pkpass file, sign it properly, and show me how to update the JSON so I can push new dates or tracks in the future. Compatibility across iOS 15+ is essential. Deliverable: a production-ready pass (.pkpass) that installs without warni...
The goal is a polished, production-ready class schedule app built with Flutter that ships simultaneously to iOS and Android. I already have screen sketches and the basic user flow mapped out; what I need now is a developer to turn those ideas into a smooth, intuitive experience. Core requirements • Universal build: one Flutter code-base compiled for both iOS and Android stores. • Secure sign-up / sign-in using email-and-password authentication (Firebase Auth fits well, but any reliable alternative is fine). • Three must-have features working end-to-end: – Class reminders: push notifications triggered from the local schedule or a cloud function. – Teacher communication: an in-app chat or message thread between student and teacher, stored in real tim...
I have an AI-generated sales app already designed for iOS and now need a specialist who can take it from my Xcode project to a live, smoothly running product in the App Store, then keep it healthy as user numbers grow. The current build focuses on secure user authentication—no product catalog or order processing yet—so the priority is to stand up a rock-solid sign-in flow, connect it to a reliable back-end (Firebase/Auth0/AWS Cognito, whichever you prefer and can justify), and comply with Apple’s guidelines on data privacy. Once the app is accepted, I’ll rely on you for versioning, TestFlight roll-outs, crash monitoring, and incremental updates generated by my AI design pipeline. Swift, Xcode, Git, and App Store Connect will be your everyday tools here; if you...
I already have a functioning VPN app in the App Store and now need a skilled iOS developer to take it to the next stage. The immediate priorities are: • Integrate Apple’s StoreKit framework so users can purchase and manage subscriptions from inside the app. The flow must cover free-trial, monthly and yearly plans, handle renewals, restore purchases and surface any StoreKit errors gracefully. • Add a one-tap speed test that pings every available VPN server, displays latency / throughput in real time and caches the latest results for quick comparison. • Implement automatic server selection that chooses the fastest available node at launch or whenever the current connection drops, with a seamless hand-off so the user never notices the switch. The existing codebase i...
I need a developer who can take our existing whole-home scent diffuser hardware and give it a fresh, branded mobile experience on both iOS and Android. The current units already pair over Bluetooth and can switch to Wi-Fi once configured; the new app must replicate that connectivity, then layer in a cleaner interface and a few extra smarts that set us apart from the generic software we use today. Core features we have in mind: • Customizable scent schedules that let users pick days, times, and intensity levels • Real-time usage statistics so homeowners can see oil consumption and filter life at a glance • Full remote control—start, stop, boost, or mute a diffuser from anywhere once Wi-Fi is enabled The firmware and protocol documentation are ready, and I can su...
I need our web-based CRM, currently built in React, re-implemented as fully native apps for both iOS and Android. The existing REST and GraphQL endpoints are stable, so the job is mostly about translating interface logic and screens into Swift (or Objective-C) and Kotlin/Java while keeping parity with the browser version. Core functionality to reproduce • Secure user authentication with profile management • Full customer management workflow (create, edit, segment, assign, delete) • Analytics and reporting dashboards identical to the web charts and tables Design requirements The mobile UI must replicate the current design pixel for pixel. All colours, typography, spacing, and animations already exist in Figma; simply mirror them exactly so our users experience no ...
I need an experienced app developer to create a comprehensive online learning app for iOS, catering to 13 million learners. Key Requirements: - Primary function: Online learning - Must be compatible with iOS - Scalable architecture to support millions of users - User-friendly interface Ideal Skills: - Proven experience in developing large-scale educational apps - Strong portfolio showcasing similar past work - Expertise in iOS development and app architecture Please share your past work related to large-scale app development.
source code: My current code-base is written entirely in Swift and already live in Xcode; however, it now needs a solid refresh. I want the project audited, improved, and extended where sensible—this may include streamlining the UI, tightening performance, or wiring in a few new features that have been on the backlog. You’ll start by reviewing the repository (Git), reading the short README I’ve written, and walking me through any questions so we can prioritise tasks together. Once the roadmap is clear, go ahead and: • refactor or redesign modules that slow the build or affect user experience, • implement the agreed-upon feature enhancements, • tidy up comments and add inline documentation where the logic is non-trivial, • deliver a concise ...
I need an iPhone-ready application that shows a clean list of downloadable audio files and lets users save those tracks locally for offline listening. The screen can be as minimal as a table or collection view; what matters is that each row presents a track name, a short description, file size, and a visible progress indicator while the file is coming down. The catalogue itself will live on a remote endpoint that returns basic JSON. I will provide the final URL and the exact fields; expect typical values such as id, title, url, and size. Pull the list on launch (with pull-to-refresh for good measure) and cache it so the user still sees something when the device is offline. Key interactions • Tap a row → start download in the background and update progress live. • Complet...
I want a single code-base app (React Native or Flutter is fine if it meets Apple and Google policies) that lets my users save any public video or audio they encounter online—Instagram Reels, YouTube clips, Facebook posts and beyond—directly to their device. The app must automatically detect the highest available quality, then offer MP4 for video and MP3 for audio before placing the file in a tidy, built-in library. The admin could see each user link they downloaded in a admin dashboard where he could see all people whom they are using the app. Core flow • Paste or share a link into the app • Choose format (MP4 or MP3) and resolution/bitrate • File downloads in the background, lands inside an in-app folder structure the user can rename, move or delete &bu...
I'm looking for a skilled developer to integrate ChatGPT into a scientific calculator mobile app for iOS. The app should be able to: - Answer complex math problems - Provide explanations for solutions - Convert text-based queries into math functions Ideal Skills and Experience: - Experience in mobile app development, particularly on iOS - Familiarity with integrating AI models and APIs - Strong background in mathematics and problem-solving - Ability to create user-friendly interfaces Please share any relevant past work and ensure the app is intuitive and efficient
I'm looking for an experienced developer to create a commercial real estate app for iOS and Web platforms that connects tenants with available spaces. Core Feature: - Search by location: This is the primary way tenants will find properties. Additional Feature: - Schedule property viewings: Tenants should be able to easily set up viewings through the app. Ideal skills include: - Experience in developing location-based search functionalities - Strong background in iOS and Web app development - Familiarity with scheduling systems and integrating them into apps - UI/UX design skills to ensure the app is user-friendly and intuitive Please share your portfolio and relevant experience.
My productivity app is already coded, signed and has even been through App Store Connect once, but Apple rejected the submission. I’m looking for someone who can diagnose the review notes, adjust whatever is blocking approval—whether that’s in the code, entitlements, privacy wording, or the metadata—and then guide the build all the way to “Ready for Sale.” Here’s where things stand: • The app is fully built and functions correctly on test devices. • I have several of the required listing assets (icons, basic screenshots) but need help finishing the set and formatting them to Apple’s exact specs. • I can give you full access to the Xcode project, App Store Connect account, rejection correspondence and TestFlight builds. ...
I need a Flutter iOS developer to fix two small but visible issues in my live app and then push the corrected build to the App Store. First, the “Share Invites” and “Invite Guest” buttons are currently unresponsive on iPhone; the dialog flashes on screen and closes immediately. I need that behavior fixed so the pop-ups remain active and function as intended. Second, within the attendance workflow I want a third RSVP choice. Right now users can tap only “Yes” or “No.” Please add a “Maybe” option wherever an RSVP update is made. Simply, fixes needed: 1 - Share invites (csv) 2 - Invite guest 3 - Maybe (guest invite) If you have recent experience with Flutter apps on iOS and can turn this around quickly, let’s get started...
I’m building an end-to-end lending experience for iOS that feels as smooth as Slice or Moneyview. The job covers both sides of the stack: a sleek native iOS front end and a secure, scalable back end with the APIs that power it. On the user side the flow is simple but must be rock-solid. A new customer signs up with email/password, can just as easily use a social account, and once inside can enable Face ID or Touch ID so returning is frictionless. They complete a loan application form, the system instantly checks eligibility, returns an approved amount (or declination), shows a clear repayment schedule, and later lets them review every past loan in a dedicated history screen. I need the full technical delivery: • iOS app (Swift or SwiftUI preferred) that implements the entire j...
I’m building “Mind Intellectual”, a mobile-only learning platform that pairs structured courses and tutorials with built-in quizzes and assessments so users can immediately test what they’ve learned. I already have the subject matter mapped out; what I need now is an end-to-end app that makes this content engaging and easy to navigate on any modern phone. Here’s what matters most to me: intuitive screens for browsing courses, a smooth lesson player that supports text, images, or short videos, and a quiz engine that can handle multiple-choice and true/false items while storing each learner’s results for later review. User progress tracking, basic push notifications for lesson reminders, and a lightweight admin area where I can upload new material round o...
I need a full trio of mobile applications—customer, restaurant, and delivery—to replicate the seamless food-ordering flow you see in Swiggy or Zomato. The entire solution has to ship for both iOS and Android from a single code-base or parallel native builds; the choice of Flutter, React Native, Kotlin/Swift, or another modern stack is up to you as long as performance and store compliance are rock-solid. Core requirements for the customer-facing app: • Restaurant search and discovery with location awareness • Real-time order tracking from placement to doorstep • Secure, multi-provider payment gateway integration (cards, UPI, wallets) The restaurant app should let partners accept or decline orders instantly, update preparation status, and manage item availabi...
I’m getting ready to broadcast a mobile-based gaming session live on YouTube and want everything to look and sound professional from the first second on-air. I’ll be running the show through Streamlabs, so what I need now is an experienced hand that can fine-tune the app, design tidy overlays, balance audio, and walk me through the optimal settings for a phone-captured feed. The workflow I’m picturing is simple: we hop on a call, you remotely guide me while I screen-share, we build the scenes together, add the alert boxes, test bitrate and resolution, and then run a short private test stream to be sure the chat, notifications, and capture are rock solid before launch. If anything glitches, I’d like quick troubleshooting advice so I can fix it on the spot during fut...
I’m commissioning a full, production-ready ride-sharing solution that covers both sides of the marketplace. The scope spans native iOS and Android rider apps, a mirror set of driver apps, plus the server stack that powers real-time matching, payments, and dashboards. Core workflow • Riders open the app, watch nearby drivers update live on a map, request a trip, and pay securely with a credit or debit card. • Drivers toggle their availability, receive requests, navigate via in-app GPS, then review completed trips and earnings. • The backend matches riders to drivers instantly, calculates distance-based fares, and settles transactions to the appropriate accounts. Key components to build • Two mobile apps (Swift/SwiftUI for iOS, Kotlin/Jetpack for Android) ...
I’m turning the first version of my mobile product into reality and need one dependable developer to own the build and guide the technical choices along the way. We’ll work in FlutterFlow or Bubble—whichever you believe will get us to market fastest—on top of a Firebase backend. I’ll handle product direction; you’ll handle code and architecture. Clean functionality is the goal, not pixel-perfect polish. The MVP must launch with: • User profiles (avatar, basic settings) • Real-time messaging between users • A content-sharing area (text, images, short video) The UI style should feel modern and colourful while remaining intuitive. I’m aiming for a working build as soon as possible, so I expect a short progress demo or Loom walkt...
I’m planning to launch a simple yet solid music-streaming application that runs natively on both Android and iOS. The core focus is a clean audio player that fetches and streams tracks from my back-end, with social-media login (Google, Facebook, or Apple) as the only authentication option—no email/password flow needed. I’m flexible on the tech stack: if you favour Flutter, React Native, Kotlin Multiplatform, or native Swift + Kotlin, that’s fine as long as the end result feels fast, modern, and stable on each platform. UI/UX assets, API endpoints, and sample tracks will be provided. Deliverables • Fully functioning Android and iOS apps compiled from a single codebase or two native projects • Social-media sign-in wired up and returning a valid user toke...
I want to turn “Wirna Mendrofa” into a polished mobile application and need a developer who can handle the full software-development cycle—from architecture and UI all the way to store submission. The finished product should run smoothly on both iOS and Android; how you reach that goal (native Swift / Kotlin, React Native, Flutter, or another framework) is up to you, so long as performance and maintainability stay top-tier. To be considered, send me a detailed project proposal. Walk me through your suggested tech stack, development milestones, testing process, and maintenance plan, and include links to any similar apps you’ve built so I can see your past work in action. Clear, well-commented code in Git, regular testable builds, and comprehensive deployment notes ...
I need a seasoned iOS developer to turn my social-networking concept into a polished, App Store–ready application. The goal is a clean, intuitive platform where users can create profiles, connect with friends, share posts, and receive real-time notifications—think core social features without the clutter. Key objectives • Architect a native Swift app optimized for the latest iOS version. • Design a modern, responsive UI that feels at home on iPhone and iPad. • Implement secure sign-up/sign-in (Apple ID and email). • Build follower/friend management, post creation (text, images, short video), likes, and comments. • Enable push notifications and in-app alerts. • Configure a lightweight backend (Firebase or similar) for user data, media sto...
I’m planning to launch a fresh entertainment app exclusively for iOS and need a developer who can turn my concept into a polished, App Store–ready product. Core objectives • Build the entire iOS app in Swift, using the latest SDK and Xcode tools. • Design a fun, engaging interface that feels native and intuitive. • Integrate standard entertainment features—media playback, interactive screens, push notifications, and basic in-app analytics. • Package the project for TestFlight, fix any submission issues, and guide me through final App Store submission. What I’ll supply • A lightweight feature list, sample content, and rough wireframes. • Brand assets, icons, and color references. What I need from you • Full source code ...
I own an Italian restaurant and I am looking for a freelance mobile app developer on a low budget to build a simple, clean restaurant app for iOS and Android. The app does NOT need to be complex Main Features Needed 1. Online Ordering o Display full menu with photos and descriptions o Customers can place pickup orders only o Pay online o Orders sent to restaurant email or tablet o Integrated with Clover POS o 2. Rewards & Points System o Customers create an account o Earn points for every order OR $ o Rewards after certain points (example: free appetizer) o Admin can adjust rewards 3. Reservations o Simple reservation form (name, phone, date, time, guests) o Email notification to restaurant 4. Push Notifications o Send promos, live music nights, specials, events 5. SMS / Text Market...
I want a single code-base app (React Native or Flutter is fine if it meets Apple and Google policies) that lets my users save any public video or audio they encounter online—Instagram Reels, YouTube clips, Facebook posts and beyond—directly to their device with zero watermark. The app must automatically detect the highest available quality, then offer MP4 for video and MP3 for audio before placing the file in a tidy, built-in library. Core flow • Paste or share a link into the app • Choose format (MP4 or MP3) and resolution/bitrate • File downloads in the background, lands inside an in-app folder structure the user can rename, move or delete • Play instantly through the integrated player or export to the camera roll / files Account & membership...
I need a straightforward yet polished online-shopping app for my supermarket, available on both iOS and Android. The primary goal is letting customers browse products and place orders from their phones; everything else is secondary to a smooth buying experience. Because I’m not on a tight deadline, you’ll have the freedom to choose the tech stack—native Swift/Kotlin or a cross-platform approach such as Flutter or React Native—so long as the final result feels fast and intuitive. Key deliverables I’d like handed over: • Shopper-facing app for iOS and Android, ready for App Store and Google Play submission • Clean, well-documented source code • Simple admin or API hook that lets me update products, prices, and stock in real time • I...
I need someone to publish my iPhone and iPad app on the Apple Store. Requirements: - Experience in publishing apps on the Apple Store is crucial. - Ensure all necessary app store compliance and guidelines are met. - Provide a smooth and successful submission process. Ideal Skills & Experience: - Proven track record in app publishing. - Familiarity with Apple’s App Store Connect. - Strong attention to detail and project management skills.
I’m ready to commission the first release of a security-focused mobile application, launching on iOS before we expand to Android. The core of the product is continuous GPS tracking that must keep running in the background without draining the battery or being shut down by the OS. To protect sensitive medical data every byte stored on-device has to be encrypted and locked behind biometric authentication (Touch ID / Face ID) with an optional 4- to 8-digit passcode fallback. When pre-set conditions are met—location reached, time elapsed, or user action—the app should automatically issue push notifications to the user (and later to caregivers via a secure service we will integrate). Security is non-negotiable: please design with Secure Enclave, Keychain storage, SSL pin...
I'm looking for an experienced Flutter developer to create a smart lock app for both iOS and Android. The app will enable users to control their smart locks remotely and manage access. Key features include: - Remote locking/unlocking - Access logs and notifications - Guest access management - UWB (Ultra-Wideband) support Ideal skills and experience: - Proficiency in Flutter - Experience in building secure, reliable mobile applications - Familiarity with UWB technology - Strong background in iOS and Android app development Please provide examples of similar work done.
I need a skilled Flutter developer to plug a very specific feature set into my existing kids-focused mobile app. The task is all on the client side: build AR camera filters that work with ARCore on Android and ARKit on iOS, track individual eye movements in real time, and capture short videos at defined moments, then push those clips to a REST endpoint that is already live and documented. You will wire up the camera feed, layer the AR assets, implement per-eye tracking accuracy (not just general face gestures), trigger recording when my code tells you to, and send the resulting MP4 to the backend with the required headers and auth token. No UI beyond a minimal overlay is expected, so you can concentrate on the functionality itself. Deliverables • Flutter module(s) that expose AR f...
I need an iOS app built around entertainment, with music playback at its core. The must-have capability is allowing users to create and manage playlists smoothly. Everything—UI, backend logic, and audio handling—should feel native, fast, and reliable on the latest iPhone and iPad devices. Here’s how I picture the first release coming together: • A clean Swift-based codebase that leverages AVFoundation (or another Apple-approved audio framework) for seamless playback. • An intuitive interface where users can browse tracks and build, edit, and reorder playlists in just a few taps. • Persistent storage so playlists survive app restarts and device reboots. • Polished UX details such as artwork display, scrubber controls, and smooth transitions bet...
I'm looking for a skilled developer to create a Tuya-based smart home app for both iOS and Android platforms. The app should primarily focus on controlling lighting devices. Key Requirements: - Smart home device control functionality, specifically for lighting - Support for both iOS and Android platforms Ideal Skills and Experience: - Experience with Tuya Smart Home SDK - Proficiency in mobile app development for both iOS and Android - Strong background in IoT and smart home technologies - UI/UX design skills for intuitive user experience Please include relevant work samples in your bids.
Ich suche einen erfahrenen iOS-Entwickler, der eine maßgeschneiderte App für mein Großhandelsunternehmen erstellen kann. Die App soll unseren Außendienstmitarbeitern ermöglichen, effizienter zu arbeiten, indem sie ihnen Zugriff auf wichtige Informationen und Funktionen bietet. Anforderungen: - Entwicklung einer benutzerfreundlichen iOS-App für iPhone und iPad. - Integrierung einer Übersicht unserer Artikel mit Einkaufs- und Verkaufspreisen, sowie Rabattmöglichkeiten für Kunden. - Anzeige des aktuellen Lagerbestands und Integration mit unserem Warenwirtschaftssystem für Echtzeitdaten. - Funktionen zur Erstellung von Angeboten und Bestellungen direkt in der App. - Sicheres Login für Außendienstmitarbeiter mit individuell...
I'm seeking a MacOS developer to create a utility application aimed at system optimization. The key focus of the application will be improving the performance and efficiency of Mac systems. Ideal candidates for this project should have: - Extensive experience in MacOS application development - Strong understanding of system optimization techniques - Previous work with utility applications - Excellent problem-solving skills - Ability to work independently and meet deadlines. Please apply if you are able to deliver a high-quality, efficient product.
If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
Learn how to find and work with a top-rated Google Chrome Developer for your project today!
Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.