Upwork home
Sign up
Secondary

Hire the best Mobile App Developers
in Bosnia and Herzegovina

More than 2,000 reviews on G2
Rating is 4.6 out of 5.
4.6/5
of Upwork by G2 peer reviewers
Hire freelancers
Dajana M.

Sarajevo, Bosnia and Herzegovina

$39/hr
5.0
1 jobs
Professional mobile app developer with expertise in Flutter, Capacitor, and native mobile(Swift/SwiftUI and Java/Kotlin) technologies. Designing and building intuitive, high-performance apps with clean architecture and smooth user experiences. Passionate about turning ideas into scalable solutions, Every app I develop is reliable, visually appealing, and user-friendly across both iOS and Android platforms. After years of experience as an iOS and Android developer, I see Flutter as the next major pillar of mobile development.
  • Mobile App Development
  • Smartphone
  • Android App Development
  • iOS Development
  • Flutter
  • Firebase
  • React Native
  • UX & UI
  • Mobile App Design
  • Kotlin
  • Java
  • JetPack
  • SwiftUI
  • Swift
  • FlutterFlow
Merim T.

Sarajevo, Bosnia and Herzegovina

$25/hr
5.0
6 jobs
I'm Merim Tufo, a mobile app developer with 4+ years of experience crafting high-quality cross-platform apps using Flutter. I've led and delivered production-ready apps in diverse domains like: - Fitness, - Social networking, - E-commerce, - IoT, - Lab automation These apps are used by thousands of active users and praised for their performance, reliability, and UX polish. I'm deeply experienced with Firebase (Firestore, Auth, Functions, Storage), AWS (AppSync, Cognito, S3), REST & WebSocket APIs, and handling platform-specific tasks with Swift and Kotlin when needed. My apps are published on Google Play, Apple App Store, and Huawei AppGallery, serving thousands of active users across platforms. I focus on delivering smooth onboarding, offline-first experiences, and crash-free sessions - maintaining >99% crash-free rates across releases.
  • Mobile App Development
  • Smartphone
  • Android App Development
  • iOS Development
  • Mobile App
  • Flutter
  • AWS Amplify
  • Firebase
  • Amazon Web Services
  • Firebase Realtime Database
  • AWS AppSync
  • Firebase Cloud Firestore
  • Google Cloud Platform
  • Android
  • iOS
Aleksandar P.

Banja Luka, Bosnia and Herzegovina

$27/hr
4.8
48 jobs
React, React Native & Expo Expert focused on cross platform mobile apps 🟩 Open for new projects (November 2025) If you are a company or solo founder I can help you launch high-quality iOS & Android apps or Web apps. 💡 What I Do: Cross-platform apps: Build and maintain React Native + Expo apps with deep integrations (Firebase, Supabase, REST, GraphQL). Modern web apps: Develop responsive, SEO-friendly React / Next.js + TypeScript frontends with clear architecture and reusable components. End-to-end delivery: From architecture, authentication, and API integration to publishing on App Store / Play Store and deploying to Vercel or AWS. Optimization & refactoring: Improve performance, fix bugs, and refactor legacy codebases into clean, maintainable solutions. What I deliver: * A fully functioning MVP on iOS & Android (for startups) or a polished feature release for existing apps. * Seamless integration with back-end systems (REST, GraphQL) and services like Firebase / Supabase. * App Store & Google Play deployment handled end-to-end (including EAS, Fastlane, CI/CD). This is my stack: 🟩 JavaScript 🟩 TypeScript 🟩 React 🟩 React Native 🟩 Expo 🟩 EAS 🟩 Firebase (Auth, Notifications, Database) 🟩 Supabase (Auth, Notifications, Database, Edge Functions, CRON Jobs...) 🟩 Redux 🟩 GraphQL 🟩 RESTful APIs 🟩 CSS | Sass 🟩 Fastlane 🟩 Managing and releasing apps to Apple and Google app stores 🟩 Also have some experience with Python, Django and Ruby On Rails 🟥 NOT ASSOCIATED WITH ANY AGENCIES
  • Android App Development
  • API Integration
  • iOS Development
  • Mobile App
  • React Native
  • React
  • JavaScript
  • iOS
  • Android
  • GraphQL
  • Expo.io
  • Firebase
  • TypeScript
  • Web Development
  • Front-End Development
Mustafa C.

Sarajevo, Bosnia and Herzegovina

$60/hr
5.0
5 jobs
𝗛𝗮𝘃𝗲 𝗮 𝗴𝗿𝗲𝗮𝘁 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽 𝗶𝗱𝗲𝗮 💡 you want to bring to life? Or an 𝗲𝘅𝗶𝘀𝘁𝗶𝗻𝗴 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 𝗮𝗽𝗽 🔧 that needs a 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 to enhance it? With 𝟱+ 𝘆𝗲𝗮𝗿𝘀 of experience crafting 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀, I help 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀 𝗮𝗻𝗱 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀𝗲𝘀 build 𝗵𝗶𝗴𝗵-𝗾𝘂𝗮𝗹𝗶𝘁𝘆 products users love. 📈 🚀 🏆 𝘞𝘩𝘺 𝘊𝘩𝘰𝘰𝘴𝘦 𝘔𝘦? • 𝟳+ 𝘆𝗲𝗮𝗿𝘀 of 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 experience • 𝟱+ 𝘆𝗲𝗮𝗿𝘀 of crafting 𝗔𝗻𝗱𝗿𝗼𝗶𝗱 & 𝗶𝗢𝗦 𝗮𝗽𝗽𝘀 • Proficient in 𝗙𝗹𝘂𝘁𝘁𝗲𝗿, 𝗗𝗮𝗿𝘁, 𝗙𝗶𝗿𝗲𝗯𝗮𝘀𝗲, 𝗦𝘂𝗽𝗮𝗯𝗮𝘀𝗲 and more I’ve designed and launched numerous applications that users love ❤️ and clients highly rate ⭐. I hold a 𝗠𝗮𝘀𝘁𝗲𝗿’𝘀 𝗗𝗲𝗴𝗿𝗲𝗲 𝗶𝗻 𝗖𝗼𝗺𝗽𝘂𝘁𝗲𝗿 𝗦𝗰𝗶𝗲𝗻𝗰𝗲, which adds a strong academic foundation to my hands-on expertise. 𝘐𝘯𝘥𝘶𝘴𝘵𝘳𝘪𝘦𝘴 𝘐’𝘷𝘦 𝘸𝘰𝘳𝘬𝘦𝘥 𝘪𝘯: ✈️ Travel & Tourism ⚡ Utilities & Energy 🌐 Internet of Things (IoT) 🚚 Logistics & Transportation 🎶 Streaming Music Services …and more! 🚀 ⭐ 𝘞𝘩𝘺 𝘊𝘭𝘪𝘦𝘯𝘵𝘴 𝘛𝘳𝘶𝘴𝘵 𝘔𝘦 • Crafting 𝗰𝗹𝗲𝗮𝗻, 𝗽𝗼𝗹𝗶𝘀𝗵𝗲𝗱, and 𝘄𝗲𝗹𝗹-𝗱𝗼𝗰𝘂𝗺𝗲𝗻𝘁𝗲𝗱 𝗰𝗼𝗱𝗲 with 𝘀𝗺𝗼𝗼𝘁𝗵 𝗮𝗽𝗽 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 • Delivering projects 𝗼𝗻 𝘁𝗶𝗺𝗲 and 𝘄𝗶𝘁𝗵𝗶𝗻 𝗯𝘂𝗱𝗴𝗲𝘁 • Excelling in 𝗰𝗹𝗲𝗮𝗿, 𝗲𝗳𝗳𝗲𝗰𝘁𝗶𝘃𝗲 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 and 𝗽𝗿𝗶𝗼𝗿𝗶𝘁𝗶𝘇𝗶𝗻𝗴 𝗰𝗹𝗶𝗲𝗻𝘁 𝘀𝗮𝘁𝗶𝘀𝗳𝗮𝗰𝘁𝗶𝗼𝗻 • Upholding 𝗵𝗼𝗻𝗲𝘀𝘁𝘆 and 𝘁𝗿𝗮𝗻𝘀𝗽𝗮𝗿𝗲𝗻𝗰𝘆 as core values 🔧 𝘔𝘺 𝘢𝘱𝘱𝘴 𝘤𝘰𝘮𝘦 𝘱𝘢𝘤𝘬𝘦𝘥 𝘸𝘪𝘵𝘩 𝘪𝘮𝘱𝘳𝘦𝘴𝘴𝘪𝘷𝘦 𝘧𝘦𝘢𝘵𝘶𝘳𝘦𝘴 ✅ Real-time Messaging Systems ✅ Push Notifications ✅ QR & Barcode Scanning ✅ GPS Positioning & Mapping ✅ Web Service Integration ✅ Bluetooth (BLE) Functionality ✅ Offline Data Storage ✅ Video & Audio Recording ✅ Social Login … and much more! 🚀 𝙍𝙚𝙖𝙙𝙮 𝙩𝙤 𝙩𝙪𝙧𝙣 𝙮𝙤𝙪𝙧 𝙖𝙥𝙥 𝙞𝙙𝙚𝙖 𝙞𝙣𝙩𝙤 𝙧𝙚𝙖𝙡𝙞𝙩𝙮? 𝘿𝙧𝙤𝙥 𝙢𝙚 𝙖 𝙢𝙚𝙨𝙨𝙖𝙜𝙚 𝙖𝙣𝙙 𝙡𝙚𝙩’𝙨 𝙜𝙚𝙩 𝙨𝙩𝙖𝙧𝙩𝙚𝙙! 🤝
  • Mobile App Development
  • Mobile App Improvement
  • Mobile App Bug Fix
  • Mobile App
  • Flutter
  • iOS
  • Android
  • Firebase
  • Google Maps
  • GPS
  • App Store
  • Google Play
  • Bluetooth LE
  • AI Mobile App Development
  • Supabase
Ahmed S.

Visoko, Bosnia and Herzegovina

$50/hr
4.7
79 jobs
✅ Expert Fullstack Web&Mobile Developer with 7+ years of experience specializing in Frontend and Backend technologies. Crafting complex software solutions and mobile apps is my passion. I am a Bachelor of Information technology and CEO of my own company. I was working for several remote and on-site companies. Through my past work, I implemented high-quality software solutions and mobile apps including: 🌟 AI Software and Mobile Apps 🌟 Online shopping solutions 🌟 CRM Dashboards 🌟 eHealth Software 🌟 Online payment solutions 🌟 Realtime chat&video communication 🌟 Live location tracking and map integration 🌟 Secure database infrastructure 🌟 AR, VR & Camera solutions 🌟 Complex search and queries As you will see in my reviews, I focus to deliver quickly and leave my clients fully satisfied. My top skills are: ✅ ReactNative ✅ ReactJS ✅ NodeJS ✅ Javascript ✅ Express ✅ .NET Core ✅ C# ✅ SQL, MySQL, PostgreSQL, MongoDB, Firebase Expert-level ability in identifying and resolving problems. I have a team-leading experience and was working with numerous tools connected to software engineering and project management. 🌟 WHY CHOOSE ME OVER OTHERS? 🌟 ✅ Providing value: I focus on providing the best work to ALL my clients. ✅ Client reviews: The client reviews and feedback are very IMPORTANT to me. I value your opinion. ✅ Responsiveness: I am EXTREMELY responsive and enjoy in communication with my clients ✅ Over-Delivering: This is core to my work. My focus is on GIVING more than what I expect to RECEIVE. I am aiming to always provide reliable, consistent and HIGH-LEVEL solutions. I am looking forward to working together!
  • API Integration
  • Mobile App
  • Push Notifications
  • Node.js
  • React
  • TypeScript
  • React Native
  • Tailwind CSS
  • SQL
  • JavaScript
  • Amazon Web Services
  • Stripe
  • Next.js
  • GraphQL
  • Expo.io
Denis T.

Sarajevo, Bosnia and Herzegovina

$30/hr
4.4
32 jobs
Unity Developer | Multiplayer, Mobile, WebGL, VR/AR, PC, Tools, Optimization I’m a Unity developer with over 10 years of experience building cross-platform games and interactive applications — from rapid prototypes to full production systems. I specialize in clean, scalable C# architecture and have deep hands-on experience across the entire Unity development lifecycle: gameplay logic, UI systems, asset pipelines, networking, optimization, publishing, and tooling. Whether you’re developing a multiplayer system, a stylized mobile game, a WebGL simulation, or an AR/VR experience, I can help you build a stable, maintainable, and production-ready solution. What I can help with: Gameplay and Systems • Player controllers (first-person, third-person, racing, 2D/3D, physics-based) • Combat systems (ranged, melee, cooldowns, stat tracking) • Dialogue systems, inventory, quest/event logic • AI behaviors (FSM, NavMesh, pathfinding) Mobile and Cross-Platform • Full deployment pipelines for Android and iOS • Unity IAP setup: consumables, subscriptions, localized logic • Ad integration: AdMob, Unity Ads, IronSource • Localization, push notifications, mobile UI patterns WebGL and Online Systems • WebGL performance optimization and responsive input handling • Firebase: Authentication, Firestore, Realtime DB • REST API and WebSocket integration • PlayFab, cloud save/load systems Multiplayer and Networking • TNet, Photon (PUN, Fusion), Mirror • Room/lobby systems, server-authoritative logic, rollback prediction • Custom TCP/UDP and RTMP communication • RFC/event syncing and matchmaking flows Tooling and Pipelines • Custom editor tools, inspectors, and debug utilities • Addressables, Resources folder optimization, versioned content loading • CI/CD build scripting and Unity Cloud Build configuration • ScriptableObject-driven architecture UI and Visual Systems • Unity UI (uGUI) and new UI Toolkit systems • Responsive HUDs, animated menus, transitions • Shader Graph, VFX integration, post-processing stack XR Development (VR/AR) • Meta Quest 2/3, PICO, OpenXR, hand tracking, passthrough • VR interaction systems, mixed reality setups, persistent anchors • SteamVR integration and XR performance tuning Optimization and Profiling • Draw call reduction, object pooling, memory usage control • Mobile GC tuning, WebGL performance tweaks • Unity Profiler, deep memory and frame diagnostics Blockchain and Web3 (if needed) • ERC-20 and ERC-721 smart contract communication • MetaMask and WalletConnect integration • NFT-based game systems (ownership, minting, metadata linking) • Off-chain sync and backend validation layers ⸻ Project Types I’ve worked on: • Mobile games (puzzle, arcade, racing, educational) • WebGL-based training simulations and interactive demos • Multiplayer setups for live competitive games • VR educational tools and experimental gameplay for Quest • Internal Unity tools for teams (designer-friendly editors, debugging overlays) Let me know what you’re building — and I’ll help you get it running the right way, from the start.
  • Android App Development
  • iOS Development
  • C#
  • Virtual Reality
  • Unity
  • Mobile UI Design
  • Game Design
  • Metaverse
  • Firebase
  • VR Application
  • AR & VR
  • Game Development
  • Firebase Realtime Database
  • Photon Unity Networking
  • OpenAI API

How it works

Post a job for free Post a job

Tell us what you need. Create your own job post or generate one with AI then filter talent matches.

Hire top talent fast

Consult, interview, and hire quickly, so you can meet the freelancers you're excited about.

Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

Payment simplified

Manage payments in one place with flexible billing options. Only pay for approved work, hourly or by milestone.

Don't just take our word for it

Resources to help you hire

Cost to hire a Mobile App Developer

Cost to hire a Mobile App Developer

Explore typical Mobile App Developer rates and what businesses pay to hire top talent.

Mobile App Developer job description template

Mobile App Developer job description template

Get tips to write a job post that attracts qualified Mobile App developers.

Mobile App Developer interview questions

Mobile App Developer interview questions

Top interview questions to help you hire the right Mobile App developers, faster.

Resources to help you hire

How do I hire a Mobile App Developer in Bosnia and Herzegovina on Upwork?

You can hire a Mobile App Developer in Bosnia and Herzegovina on Upwork in four simple steps:

  • Create a job post tailored to your Mobile App Developer project scope. We'll walk you through the process step by step.
  • Browse top Mobile App Developer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top Mobile App Developer profiles and interview.
  • Hire the right Mobile App Developer for your project from Upwork, the world's largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a Mobile App Developer?

Rates charged by Mobile App Developers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a Mobile App Developer in Bosnia and Herzegovina on Upwork?

As the world's work marketplace, we connect highly-skilled freelance Mobile App Developers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Mobile App Developer team you need to succeed.

Can I hire a Mobile App Developer in Bosnia and Herzegovina within 24 hours on Upwork?

Depending on availability and the quality of your job post, it's entirely possible to sign up for Upwork and receive Mobile App Developer proposals within 24 hours of posting a job description.

Find more freelancers

Top cities for Mobile App Developers in Bosnia and Herzegovina

More top skills in Bosnia and Herzegovina

Similar Mobile App Developer Skills