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:

  • Creating mobile applications with features such as authentication methods, tracking capabilities, displaying views, CarPlay integration and map route drawing
  • Developing social/shopping experiences akin to Uber, as well as in-app video sharing
  • Designing and building unique learning platforms to aid in mastering Asian alphabets
  • Adding functionality for google & apple logins for compatibility with both Android and iOS platforms

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 58,606 opiniones, los clientes califican nuestro Objective C Developers 4.9 de un total de 5 estrellas.
Contratar a Objective C Developers

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:

  • Creating mobile applications with features such as authentication methods, tracking capabilities, displaying views, CarPlay integration and map route drawing
  • Developing social/shopping experiences akin to Uber, as well as in-app video sharing
  • Designing and building unique learning platforms to aid in mastering Asian alphabets
  • Adding functionality for google & apple logins for compatibility with both Android and iOS platforms

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 58,606 opiniones, los clientes califican nuestro Objective C Developers 4.9 de un total de 5 estrellas.
Contratar a Objective C Developers

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    24 trabajos encontrados
    Flutter Mobile App Development
    6 días left
    Verificado

    Special Note . Only apply if you consider our Budget and request. ========== Attached PDF document where we listed all features required in app. We missed to add feature like when User paying to Musician artist for getting thier lessions services...we should get 10% commission in our account automatically and rest goes to use stripe paymengateway. We will provide source code of app for which required IOS platform to upload on appstore after fixups those issues. Budget 1000 Rs. Thank you. Special Note . Only apply if you consider our Budget and request.

    $25 Average bid
    $25 Oferta promedio
    12 ofertas

    I need help launching my app on iOS. It's already developed and under review on Google Console, but I lack a Mac for the launch. Requirements: - Complete the entire iOS launch process - Assess if any updates or changes are needed - Handle certificates and provisioning profiles Ideal Skills and Experience: - Experience with iOS app launches - Familiarity with Apple Developer account and provisioning profiles - Access to a Mac is necessary

    $151 Average bid
    $151 Oferta promedio
    70 ofertas
    iOS Puzzle/Strategy Game Testing
    6 días left
    Verificado

    Crowd testing, each player using my solver to test who in the group can get the highest result in a day.

    $142 Average bid
    $142 Oferta promedio
    42 ofertas

    I'm looking for a developer to create an SMS filter extension for iPhone that organizes messages into custom categories based on user-defined keywords. Key Requirements: -Only a Text Filter Extension that can be added to the iPhone native messaging app - Organize SMS into custom categories - Define categories using user-defined keywords - Other OTP priority, auto fill and spam filtering fetures to work as it is. No modifications required. Ideal Skills: - Experience with iOS development - Familiarity with SMS APIs and message handling - Strong understanding of keyword-based filtering systems - Ability to create user-friendly interfaces Please provide examples of similar work done.

    $91 Average bid
    $91 Oferta promedio
    12 ofertas
    Sleek iOS GPS Tracking App
    6 días left
    Verificado

    I need a brand-new iPhone application that taps into the same REST/JSON API my current Android tracker already uses. The core features must mirror the web platform’s capabilities: real-time location tracking, instant push notifications when events occur, and reliable geofencing alerts. While the data flow and logic can follow the Android build, the look and feel should not. I’m aiming for a professional, sleek interface that feels perfectly at home on iOS—clean typography, smooth animations, and thoughtful use of native components. You’re free to rethink layouts, navigation, and colour palette as long as the result remains elegant and intuitive. I will provide: • Full API documentation and keys • The Android source code for reference • Wir...

    $113 Average bid
    $113 Oferta promedio
    22 ofertas

    Title: Submit Expo React Native App to Apple App Store (10 EUR) Description: I have a React Native (Expo) app ready to go. The code is 100% complete on GitHub. I need someone with a Mac and Xcode to: 1. Clone the repo from GitHub 2. Run "eas build --platform ios" (EAS Build cloud service) 3. Submit the .ipa to App Store Connect using my Apple Developer credentials 4. Handle any App Store review issues if needed Requirements: - Mac with Xcode installed - Experience with Expo/EAS Build - Familiar with App Store submission process Budget: 10 EUR Timeline: Same day

    $24 Average bid
    $24 Oferta promedio
    31 ofertas

    I need a production-ready mobile wallet that lets users store a variety of cryptocurrencies in one place. The core requirement is a clean, intuitive interface for holding multiple assets, synced seamlessly across both iOS and Android. Security must begin with rock-solid PIN protection on every sensitive action—unlocking the app, initiating a transfer, or exporting a private key. If you have proven techniques to layer Biometric or 2-FA on top without sacrificing speed, feel free to propose them, but PIN security is the baseline I will accept. A single codebase such as React Native or Flutter is ideal for faster parallel releases, though native Swift/Kotlin solutions are welcome if they give measurable speed or UX advantages. The finished product has to pass TestFlight / Play Consol...

    $16 Average bid
    $16 Oferta promedio
    1 ofertas

    **Project Title:** Build a Kids Safe Phone App for iOS and Android **Overview:** I am looking for an experienced mobile app developer to build a kids app called Kid Phone. The app is a safe, locked fake-phone playground for children. When a parent opens the app and hands their phone to a child, the child can tap around on a pretend iPhone-style interface without accessing any real phone features. I already have a fully working interactive prototype and a detailed feature specification document ready to share. You will not need to figure out the design or features — everything is documented for you. **Technical Requirements:** - Must build for both iOS (iPhone) and Android - React Native or Flutter preferred so one codebase covers both platforms - App must support full-screen / kio...

    $132 / hr Average bid
    $132 / hr Oferta promedio
    172 ofertas

    I need to embed an MP4 video inside my mobile application and have it play reliably every time the screen is opened. The clip is already encoded as MP4; the task is to wire it into the app so it streams or loads locally without stutter, black frames, or audio-sync issues on both iOS and Android. What I expect from you: • Source code or a lightweight demo project that drops straight into my existing build and automatically picks up the MP4 I supply (local file or remote URL). • Clear, commented instructions on any native modules, SDK settings, or third-party libraries you introduce so I can reproduce the setup on fresh installs. • A quick note on any platform-specific nuances you address—buffering tweaks, permission calls, or fallback handling—so I unders...

    $38 / hr Average bid
    $38 / hr Oferta promedio
    93 ofertas
    Roblox Game Developer Needed
    4 días left
    Verificado

    I want to build a brand-new game on the Roblox platform, starting from a blank canvas. The core idea, genre, and mechanics are still open, so your creative input during the concept phase will be valued just as much as your coding and design skills. The job spans the full development cycle—ideation, prototype, scripting in Lua, asset integration, testing, and eventual publishing. Expect to collaborate closely with me on play-style decisions, world layout, user interface, and monetisation touchpoints such as game passes or in-game items. Deliverables • A playable Roblox experience uploaded to my account • All source files and scripts, with clear commenting • A short document outlining game flow, controls, and recommended next updates Acceptance criteria • Smo...

    $219 Average bid
    $219 Oferta promedio
    39 ofertas

    My existing iOS e-commerce app is due for a significant refresh and I’m looking for a developer who can step in quickly and guide it from its current stable release to the next level. The core build is written in Swift and maintained in Xcode; everything is already live on the App Store, handling product browsing, cart management, and Stripe-based checkout. Here’s where I need your help: • Modernise the UI so it feels fully at home on the latest iPhone and iPad screens, adopting SF Symbols, dark-mode support, and smooth animations. • Optimise performance and memory usage—startup times and scrolling in the product feed need to be razor-fast. • Integrate Apple Pay alongside the existing Stripe workflow, plus add Sign in with Apple to simplify onboardin...

    $138 Average bid
    $138 Oferta promedio
    53 ofertas

    Objetivo do trabalho Gerar build iOS do aplicativo Configurar corretamente o projeto para iOS Criar conta e configurar App Store Connect (se necessário) Submeter o aplicativo para revisão da Apple Resolver possíveis erros/rejeições até a aprovação. App já está funcional no Android (Play Store) Código base em React Native Backend já configurado e funcionando Precisa apenas de adaptação e publicação iOS. Preciso de alguém com experiência em: React Native (CLI ou Expo) Publicação na App Store Certificados iOS / Apple Developer Build e upload via Xcode ou EAS Resolução de erros de build iOS

    $20 Average bid
    $20 Oferta promedio
    8 ofertas

    I have an idea for a new iOS application and need a seasoned app developer to turn it into a polished product that can go live on the Apple App Store. I’ll supply the core concept, user flow, and branding assets; you’ll translate those into a fully functional Swift/Xcode project, handle front-end screens and back-end integration, then guide me through TestFlight and final submission. Key goals • Build a clean, intuitive interface that matches my wireframes and brand colours. • Implement the main features we’ll outline together—think user authentication, in-app data storage, and basic push notifications as an initial scope. • Produce well-documented code so future updates remain straightforward. • You’ll need to work in the EST ti...

    $19 / hr Average bid
    $19 / hr Oferta promedio
    214 ofertas

    I’m launching a full-scale food-delivery marketplace and need a single code-base app that runs smoothly on both Android and iOS. The core is a multi-restaurant catalogue where customers browse menus, place orders, and track deliveries end-to-end. Key elements I want built in from day one: • Restaurant dashboard for menu, pricing, and order management • Customer app with intuitive flow from discovery to checkout • Driver app (or module) including live route updates and status changes • Admin panel for onboarding restaurants, handling payouts, and resolving support tickets • Secure login, push notifications, promo code engine, and a modular payment gateway able to add new providers later Tech stack is your call—Flutter, React Native, Kotlin/Sw...

    $251 Average bid
    $251 Oferta promedio
    60 ofertas
    $13 / hr Oferta promedio
    4 ofertas

    I already have a cross-platform codebase in place, but it is still in a rough “skeleton” state. I need an experienced mobile developer to take that foundation, tidy up the architecture, and turn it into a production-ready application for both iOS and Android. The core work involves: • Implementing robust user authentication • Wiring up push notifications (remote and in-app handling) • Enabling in-app purchases that comply with Apple and Google guidelines • Dropping in the design assets I will supply (all screens, icons, and splash art are ready) Once the feature set is stable, I will also need you to configure release builds, prepare store-ready packages, and supply concise build/deployment notes so I can reproduce the process in future updates. Cle...

    $296 Average bid
    $296 Oferta promedio
    57 ofertas

    I’m embarking on a new mobile app and need a single full-stack developer who can guide it from blank screen to App Store release. The project covers everything: shaping the back-end architecture, crafting a smooth, modern UI, wiring up APIs, and setting up a scalable cloud environment. Here’s how I picture the flow: we’ll start by refining the core user journeys together, then agree on a tech stack that plays to your strengths—whether that’s React Native, Flutter, or native Swift/Kotlin—so long as the result feels seamless and loads fast. From there you’ll handle database design, authentication, real-time data syncing, and any essential third-party integrations. Unit tests, basic analytics hooks, and clear documentation must travel with every fea...

    $2219 Average bid
    $2219 Oferta promedio
    335 ofertas

    I already own the full source code of my business app and I keep an active Apple Developer account, yet the build that once ran on my iPhone and iPad now shows “no longer downloadable.” I have the project on my laptop; what I need is an experienced mobile developer to: • rebuild the current code in Xcode (and Android Studio, as the app was originally produced for both platforms), • upload fresh binaries through App Store Connect and Google Play Console so I can install the new version on my personal devices right away, • walk me through updating both the logo and the bundle/package name, supplying the new assets in the correct sizes and formats, and • configure paid distribution so I can charge other businesses that want to use the app under their own...

    $399 Average bid
    $399 Oferta promedio
    171 ofertas

    We are looking for an experienced developer to design and implement a modern splash/start screen for our desktop application ElementsCAM. The goal is to improve the user experience and visual appearance of the application without introducing new core functionality. The programming language is Embarcadero/Delphi 10.3 The splash screen will serve as a central entry point, providing quick access to existing features and displaying recently used files. Scope of Work 1. Splash Screen Layout The splash screen should follow a layout similar to the attached reference image and include: Left-side vertical menu with buttons: Start Open Help Orders ("NC", "CONF") Updates Languages Settings Tools Main content area: Display previews (thumbnails) of the last 8 recently used file...

    $1528 Average bid
    $1528 Oferta promedio
    37 ofertas

    The mains control panel in my Swift Select 122 (reg WG19 ORF) has gone completely dead—no lights, no click, nothing. I have already pulled the unit out to look for obvious damage or loose connectors and everything appears clean and firmly seated. Unfortunately, both the engine and habitation batteries have now been drained to zero, so I can’t even get a flicker from the system. I need someone who knows the Swift Sargent (or similar) control modules inside out to: • run proper bench and in-vehicle tests to confirm whether the control unit itself is at fault or whether a hidden wiring or charging issue is the real culprit, • bring the batteries back to a safe state (or advise on replacement if they’re beyond recovery), and • leave me with a fully ...

    $686 Average bid
    $686 Oferta promedio
    8 ofertas

    Ideal Skills and Experience: Title: Backend Developer for AI Avatar Video Automation (HeyGen API) We are building an automated system that generates personalized AI avatar videos based on health data (DEXA scans, VO2 max results). Scope: • Integrate HeyGen API to generate avatar videos dynamically • Accept structured input (name, body fat %, VO2 max, etc.) • Dynamically generate scripts (optionally using OpenAI) • Trigger video creation and handle webhook responses • Store and return completed video URLs Requirements: • Strong experience with REST APIs • Backend development (Python FastAPI or Node.js preferred) • Experience with automation workflows • Familiarity with cloud deployment (AWS, Vercel, or similar) Nice to Have: •...

    $34 / hr Average bid
    $34 / hr Oferta promedio
    165 ofertas

    I maintain A320, A321, and A330 fleets every day and know first-hand how much time can be lost hunting through the AMM. I’m now turning that experience into a mobile application whose core job is to walk a mechanic through genuine Airbus maintenance logic, step by step, the moment a fault code appears. The workflow I have in mind is simple for the user yet sophisticated behind the scenes. A technician selects or scans the reported fault; the app immediately serves the relevant AMM decision tree, predicts the likeliest branch using predictive analytics, and records each action the mechanic takes. At the end of every task the app stores the completed log so that subsequent interventions on the same tail number draw on real, aircraft-specific history rather than a blank slate. Data yo...

    $243 Average bid
    $243 Oferta promedio
    87 ofertas

    I need a polished, production-ready mobile application that lets customers order mobile and electronic accessories and receive them within 30 minutes. The app must launch on both iOS and Android from day one, so I am open to either a true native build or a robust cross-platform stack such as Flutter or React Native—as long as the final experience feels fully native to users. Core user flow A customer opens the app, browses our accessory catalogue, checks out with their preferred payment method, then watches the courier’s live location as the order makes its way to their door. After delivery, the customer can rate both the product and the service. Essential features to include • Real-time order tracking that updates every few seconds without draining battery. •...

    $387 Average bid
    $387 Oferta promedio
    61 ofertas

    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.

    $1318 Average bid
    $1318 Oferta promedio
    67 ofertas

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