Hire the best App Development Freelancers in Hanoi, VN

Check out App Development Freelancers in Hanoi, VN with the skills you need for your next job.
  • $35 hourly
    ⭐️ Professional Profile Seasoned iOS Mobile Application Developer with 6+ years of professional experience, delivering high-performance native mobile solutions. Demonstrated track record of 100% job success and consistently exceptional client satisfaction. ✅ Native iOS Development - Specialized in Swift and SwiftUI, crafting elegant, scalable, and performant mobile applications with cutting-edge design patterns. - Advanced Platform Integration - Expert in comprehensive social media and third-party service integrations, including: - Social Platform Connections (Facebook, Twitter, Instagram, LinkedIn) - Payment Gateway Solutions (Stripe, Apple Pay, In-App Purchases) - Push Notification Architectures ✅ Cloud & Infrastructure - Google Cloud Certified Associate Engineer - Experience with cloud infrastructure design and deployment - Expertise in scalable cloud solutions and best practices - Strong understanding of cloud security and optimization ✅ Specialized Technical Domains - IoT Device Connectivity - Bluetooth and Local Network Communication - Healthcare Technology (HL7 FHIR Implementation Expertise) ✅ Technical Strengths - Native iOS Development - Swift and SwiftUI Programming - Firebase/Firestore Backend Solutions - Robust Unit Testing Methodologies - Enterprise-Grade Mobile Architecture ✅ Professional Highlights - Consistently maintained 5-star client ratings - Native English communication - Proven ability to deliver complex, mission-critical mobile applications
    Featured Skill App Development
    Google Cloud Platform
    App Store
    Mobile App
    Research & Development
    Git
    CI/CD
    Jira
    Atlassian Confluence
    iOS SDK
    Mobile App Development
    iOS Development
    In-App Purchases
    Swift
    iOS
  • $30 hourly
    Highlighted skills: Microsoft Azure: Azure Function, AppService, WebJob... Language: CSharp, APS.NET, ASP.NET Core, Web API, MVC, Winform, WPF... Database: MS SQL Server, Azure SQL, Key-Value/NoSQL: Redis, MongoDB, Firebase... Real-time: SignalR... Message: Service Bus, Message queue I'm a Fullstack Developer with expertise in cloud computing, Microsoft stacks, mobile development, and software development principles. Proficient in leveraging cloud technologies, such as Azure DevOps, to streamline the CI/CD process and implement scalable Microservices architectures. I am skilled in developing robust applications using Microsoft stacks, including C#, ASP.NET, ASP.NET Core, ASP.NET MVC, ASP.NET Web API, and MSSQL Database. Familiar with the Ionic framework and AngularJS for cross-platform mobile app development. Possesses a strong understanding of SOLID principles and Test-Driven Development (TDD) practices, ensuring high-quality code and maintainable software solutions. Key Skills: Cloud Computing: Experienced in utilizing Azure DevOps and implementing CI/CD processes to automate software development, testing, and deployment. Proficient in cloud infrastructure management, leveraging cloud services for scalability, and implementing Microservices architectures for highly scalable and resilient applications. Microsoft Stacks: Proficient in developing web applications using Microsoft stacks, including C#, ASP.NET, ASP.NET Core, ASP.NET MVC, ASP.NET Web API, and MSSQL Database. Skilled in utilizing these technologies to build efficient and reliable solutions that meet business requirements. Mobile Development: Familiar with the Ionic framework and AngularJS, enabling the development of cross-platform mobile applications. Experienced in building hybrid mobile apps that deliver a seamless and engaging user experience across multiple devices. SOLID and TDD Principles: Strong knowledge of SOLID principles, emphasizing clean code architecture and maintainable software design. Proficient in implementing Test-Driven Development (TDD) practices, ensuring high code quality, reliability, and test coverage. With excellent problem-solving abilities, attention to detail, and a focus on delivering high-quality software solutions, I excel at collaborating with cross-functional teams to understand business needs and deliver successful projects. I possess strong communication and interpersonal skills, enabling effective stakeholder engagement, requirement gathering, and technical guidance. As a Fullstack Developer, I am driven by a passion for continuous learning, keeping up with industry trends, and leveraging emerging technologies to create innovative applications that enhance user experiences and drive business growth.
    Featured Skill App Development
    AngularJS
    Ionic Framework
    Azure DevOps
    ASP.NET Web API
    ASP.NET MVC
    ASP.NET Core
    ASP.NET
    Web Development
    Software Development
    Microservice
    API Development
    SQL
    C#
  • $20 hourly
    👋 I am Ben Jeremie. I’m the CEO of INNOTECHLAB, an Electronics and Electrical Design Engineer, with a Master’s degree in Embedded Systems. At INNOTECHLAB, we are a dedicated team of 50 highly skilled engineers specializing in: • Hardware Design • Firmware Development • Software Engineering • AI Solutions With over 8+ years of experience in the electronics and embedded systems industry, we have successfully delivered top-tier solutions across sectors like IoT, automotive, industrial automation, robotics, and consumer electronics. We provide end-to-end solutions tailored to client needs—from concept and design to prototyping, development, and post-launch support. 🔧 Our Core Expertise 1️⃣ Electronics Hardware Design Our hardware design team excels in creating high-performance and complex electronic systems, ensuring reliability and scalability. ✅Schematic Design: Analog, Digital, RF systems (WiFi, 3G/LTE, GPS, Power Electronics) ✅ PCB Layout: High-density layouts (1–12 layers) with high-speed interfaces (DDR3, DDR4, PCIe, SATA, Gigabit Ethernet, PoE) ✅ Tools: Altium Designer, KiCad ✅ Experience: • IoT devices & smart home systems • Industrial controllers & automotive solutions • High-speed multi-CPU/SoC designs (DDR3/DDR4, PCIe, USB 3.1, Gigabit Ethernet) • SoCs from Texas Instruments, iMX6, and more • Prototyping & Validation: We manage PCB fabrication, assembly, debugging, and validation. 2️⃣ Firmware Development Our firmware team specializes in embedded systems development for various microcontrollers and wireless communication protocols. ✅MCU Platforms: ESP32, STM8, STM32, NRF52, EFR32, Arduino, ARM Cortex-M ✅ Wireless Technologies: BLE, BLE Mesh, ZigBee, UWB, LoRa, NB-IoT, 4G LTE, WiFi Mesh, NFC ✅ Firmware Services: • Bare-metal & RTOS-based firmware development • Low-level driver development & peripheral interfacing • Communication protocols: I2C, SPI, UART, CAN, USB • Real-time AI/ML on edge devices (Nvidia Jetson, FPGA) Example Projects: • BLE Mesh & WiFi Mesh networks using ESP32, NRF52 • IoT sensor networks with NB-IoT and LTE modules (SIMCOM, TELIT) • UWB-based location tracking solutions using nRF52840 • Industrial automation systems with real-time control 3️⃣ Software & Full-Stack App Development Our software team builds robust and user-friendly applications for web & mobile platforms. • Technologies • Frontend: React Native, Flutter, Kotlin, C# MAUI, ReactJS, NextJS • Backend: ExpressJS, NodeJS, AWS, Firebase, MongoDB, MySQL • Cross-Platform Development: Android & iOS apps • Expertise in Domains: • E-commerce platforms • Social media & communication apps • Logistics & fleet management solutions • ERP & business process management systems • IoT-based smart home & industrial control apps • Comprehensive Services: UI/UX Design, backend development, third-party API integration, post-launch support 4️⃣ AI & Machine Learning Solutions Our dedicated AI/ML team delivers AI-driven solutions for various industries, focusing on Computer Vision, NLP, and AI for embedded systems. ✅ Computer Vision: Object detection, tracking, 3D reconstruction, depth estimation ✅ NLP: Text classification, summarization, translation, and conversational AI ✅Platforms: Edge AI (Nvidia Jetson, FPGA), Cloud-based scalable AI solutions ✅Languages & Tools: Python, C/C++, TensorFlow, PyTorch, OpenCV, CUDA, Deepstream ✅ Notable Projects: • AI-powered surveillance systems with real-time recognition • AI-based robotics control systems • Semantic search and intelligent knowledge bases 🚀 Let’s Build Something Great Together If you’re looking for a reliable partner in hardware design, firmware development, custom software solutions, or AI applications, we’d love to help you achieve your goals. Contact us today, and let’s turn your ideas into reality!
    Featured Skill App Development
    PCB Design
    Image Processing
    FPGA
    AI Chatbot
    Customer Data Platform
    Front-End Development
    Back-End Development
    DevOps Engineering
    Cloud Computing
    Web Application Development
    Firmware Programming
    Hardware Design
    Computer Vision
    Embedded System
  • $20 hourly
    I am a cross-platform application developer specializing in comprehensive solutions for iOS, Android, and Web platforms. My technical expertise includes: Technical Skills: - Cross-platform mobile application development with Flutter - Web application development with React - Database management: Firebase, MySQL, PostgreSQL, MongoDB - API and real-time services development - Advanced GIS solutions: geographic data processing, custom map development - Map integration and customization (Google Maps, Mapbox, OpenStreetMap) Deployment & Publishing: - Web deployment on AWS - App Store and Google Play publishing - ASO optimization for both platforms - CI/CD pipeline management for automated deployment Work Approach: - Project progress updates at least every 3 days - Minimum 1-month free support after project handover - High focus on preparation and testing phase (70% of project importance) - Intensive communication during initial project phase - Effective independent work and team collaboration You can see that I focus most heavily on the initial and handover phases of projects, as client satisfaction is my top priority. More importantly, I provide regular project progress reports to ensure maximum client confidence.
    Featured Skill App Development
    Flutter
    C++
    Java
    Node.js
    React
    Firebase
    MongoDB
    PostgreSQL
    GIS
    Product Development
    Web Development
    Android App Development
    iOS Development
    Mobile Game
  • $35 hourly
    Hi, I’m Tuan – a Project Manager and Developer with extensive experience in building web applications, managing development teams, and delivering high-quality software solutions for businesses worldwide. ✔ Custom Web & Software Development (React, Node.js, Java, Python, Wordpress, ....) ✔ Project Management (Agile/Scrum) – Delivering projects on time & within budget ✔ System Integration & Automation – Streamlining business operations ✔ Up-to-date Technology Solutions – Ensuring scalable & future-proof systems I have successfully led and delivered 5 projects for startups and SMEs, helping them scale their business and improve efficiency through technology. I specialize in both outsourcing development and product-building strategies, ensuring clients get the best return on their investment. 💡 Need an experienced PM & Developer to turn your idea into reality? 📩 Let’s connect and discuss your project!
    Featured Skill App Development
    DevOps
    Flutter
    React VR
    React Native
    Vue.js
    Python
    C#
    Java
    Web Application
  • $10 hourly
    Are you looking for a passionate game developer who can listen to your ideas and bring your game to life with smooth mechanics, beautiful graphics, and optimized performance? I’m Minh — an Indie Unity Game Developer with over 10 years of experience creating high-quality 2D, 3D, and VR games for clients around the world. We may be a great fit if you’re thinking: - “I need a game developer who truly understands my vision and translates it into gameplay.” - “I want someone who can build games for Mobile, PC, and VR with optimized performance.” - “I need support for ongoing projects or help to polish, debug, and optimize my existing games.” - “I want my game to be Google Play Store-compliant and ready for monetization (ads, in-app purchases).” - “I need someone who can design both engaging gameplay and intuitive UI/UX.” ✅ When you work with me, you get: - Smooth and clean gameplay experience. - Beautiful and user-friendly game menu UI. - Optimization for high performance on mobile and VR devices. - Flexible, clean C# code for easy future updates and scaling. - Fast communication, regular updates, and full commitment to deadlines. - Detailed design review to minimize revisions and maximize game quality. 🎯 My Areas of Expertise: - 2D and 3D Gameplay Development (Unity + C#) - Mobile Games, VR Games, PC/Web Games (Unity WebGL) - UI/UX Design for games (smooth menu flow, HUD, popups, etc.) - Performance Optimization (Mobile & VR) - Google Play Store Setup (Ads, IAPs, Compliance) - Particle Effects, Animation Setup (2D Spine / 3D Rigging) - Save Systems (JSON, PlayerPrefs) - Custom Sound & Music Integration - VR Development (Android VR, Vuforia-based apps) 🛠 Tools I use: - Unity Engine - Blender (3D Modeling & Rigging) - Spine 2D (Character Animation) - Adobe Photoshop (2D Art, UI assets) AI Support Tools (ChatGPT, Cursor, GitHub, Plastic SCM) 🚀 Publishing Experience: - Published multiple mobile games to Google Play and App Store. - Developed and published a VR Game on Steam: LyokoVR. I am passionate about creating games that are fun, immersive, and perform beautifully across all platforms. Let’s collaborate and turn your ideas into a game that players will love! 📩 Feel free to send me an invite — I’m ready to get started!
    Featured Skill App Development
    Product Development
    Mobile Game
    Game
    Game Design
  • $35 hourly
    Mobile developer for a long time. Exp with Apple developer platform. Exp with IoT industry, IoT standard
    Featured Skill App Development
    Desktop Application
    Mobile App
    Product Development
    Software Development
    Mobile App Development
    iOS Development
    Android App Development
  • $400 hourly
    NetaLabs is a cutting-edge technology company that provides services to top-tier clients like Aptos Foundation, Movement Labs. Our team got extensive experience from Google, Microsoft, Linkedin, FPT, Avalanche,... Working in web3 industry for at least 3-4 years, our developer team guaranteed to deliver engaging user experience. We offer two main services: - End-to-End Product Development: From ideation to launch, we handle everything including design, engineering, product management, and marketing. - Separate Services: We provide specialized services in design and smart contract development, catering to specific needs of our clients.
    Featured Skill App Development
    International Development
    Desktop Application
    NFT
    Blockchain Architecture
  • $100 hourly
    OBJECTIVE I want to describe myself as a hardworking, careful, and dedicated person with a background that includes over 6 years of experience in software development I am highly proficient in C/C++ and Java android programming languages. I am eager to apply my skills and experiences to help your company achieve its goal!
    Featured Skill App Development
    Desktop Application
    C
    CAN Bus
    Qt Creator
    Android App Development
    C++
    Automotive Engineering
  • $40 hourly
    I worked with AutoCAD as structural draftsperson for 7 years. Since the first days, I found AutoCAD API is wonderful and I learned AutoCAD programming to increase productivity. I formed 7cad programming in 2010 and went full time programming in 2014. From then, I've successfully helped clients through more than 200 applications of all scales. My programming languages are AutoLisp, C# and VB.NET. The app that I build can: + Almost anything you can draw with mouse and keyboard on AutoCAD screen, my app can do it as well. + Work cross drawings, batch change multiple drawings + Generates drawings from input parameters. Input can come from Excel spreadsheet or from a standalone desktop app, or from a web app (Forge design automation technology) + Publish drawings in customization ways For more information, see my 7cad programming website.
    Featured Skill App Development
    Visual Basic
    Microsoft Excel
    Visual Basic for Applications
    C#
    AutoLISP
    Autodesk AutoCAD
    3D Modeling
    CAD
  • $15 hourly
    I'm a mobile developer with experience of 3+ years. I'm passionate about technology and always up-to-date with the latest technologies. Expertise in areas: Mobile Application: - General applications - Android Java, Flutter - Java, Dart, C++ - Android Studio, VSCode Please feel free to contact me! Regards, Viet
    Featured Skill App Development
    Figma
    Postman
    Mobile App
    Mobile App Design
    MySQL
    Flutter
    Java
    Android
    Dart
    SQLite
    iOS
    Native App Development
  • $25 hourly
    I'm fullstack developer. I strong in building erp application by java, and frontend technology such as: Reactjs, vuejs, ... .Also I can build the mobile application wrote by Android java, reactnative. As in more ten year in coding backend, I can design the architech of application from frontend to backend for hight availble and consitently.
    Featured Skill App Development
    Blockchain Architecture
    Product Development
    Web Application
  • $25 hourly
    I am a person which have basic skill about programming, security about web - I am know C/C++, Python, C# - Write some project with Django - I am work with security research, I like them
    Featured Skill App Development
    Reverse Engineering
    Software Debugging
  • $18 hourly
    I am a mobile developer specializing in using the Flutter framework. With extensive experience in building high-performance, cross-platform mobile applications, I am adept at creating user-friendly and visually appealing apps for both Android and iOS. Flutter's capabilities allow me to deliver seamless and consistent experiences across different devices, ensuring that the applications I develop are efficient, scalable, and meet the latest industry standards. In addition to my mobile development skills, I am also proficient in various computer-related tasks, including office informatics and graphic design, which enhances my ability to contribute to different aspects of a project. I am passionate about leveraging my skills to develop innovative solutions and am always eager to take on new challenges.
    Featured Skill App Development
    Mobile Game
    iOS Development
    Mobile App
    Android App Development
    Mobile App Development
  • $18 hourly
    🌟 Frontend Developer | ReactJS & React Native Specialist | 7 YOE 🌟 With a strong passion for crafting user-friendly interfaces and seamless experiences, I bring 7 years of expertise in ReactJS and React Native to the table. I thrive on transforming complex requirements into intuitive, high-performance applications, staying updated with the latest technologies, and contributing to impactful projects. Let’s build the future, one line of code at a time! 🚀
    Featured Skill App Development
    Web Development
    Android App Development
    iOS Development
    JavaScript
    React
    React Native
  • $250 hourly
    At Scarlet Technology, we specialize in crafting stunning websites and innovative mobile applications that elevate your business to the next level. Our expertise spans cutting-edge technologies, including blockchain and artificial intelligence, delivering tailored solutions that empower growth and innovation. With a focus on modern design, seamless functionality, and advanced tech, we partner with businesses to transform their ideas into impactful digital experiences. Let Scarlet Technology be your trusted ally in creating the future
    Featured Skill App Development
    Mobile App
    Artificial Intelligence
    Software Design
    Web & Mobile Design Consultation
    UI/UX Prototyping
    Web Application
    iOS Development
  • $40 hourly
    Prefer to work in an English-speaking environment. Experienced OutSystems Developer | Specialist in Scalable Web and Mobile Solutions
    Featured Skill App Development
    Web Development
    Web Application
  • $16 hourly
    I've been an iOS developer for over fifteen years, starting when iOS first announced to the world. Before that I worked as a MacOS developer. I've worked with both Objective-C and Swift. During my career, I have worked for both outsource and product company, even work as a freelancer. Has been working with large development team, where many technologies and working process be applied to ensure the quality of products.
    Featured Skill App Development
    Flutter
    Objective-C
    Swift
    iOS
    Mobile App
  • $15 hourly
    Hi there! I’m Tran Van Hoa, a passionate and experienced Game Developer with over 7 years of building mobile games using Unity. I’ve worked across various genres, platforms, and roles – from indie solo projects to leading teams in game studios. 🚀 What I Do Best Casual & Hyper-Casual Games Idle, Strategy, Puzzle Mechanics GameFi / NFT / Blockchain Games Telegram Mini-Games & WebGL Publishing Full-cycle Game Development (Prototype → Launch) I specialize in delivering polished, high-performing games with solid gameplay systems, user-friendly UI/UX, monetization (ads, IAP), analytics, and optional Web3 integration.
    Featured Skill App Development
    Telegram
    Lua
    C#
    Unity
    Android App Development
    AVS Video Editor
    Game Development
    Mobile Game
    NFT
  • $15 hourly
    💪𝑩𝒓𝒊𝒏𝒈𝒊𝒏𝒈 𝒚𝒐𝒖 𝒕𝒉𝒆 𝒃𝒆𝒔𝒕 𝒑𝒓𝒐𝒅𝒖𝒄𝒕𝒔 I'm developing android mobile and automative apps since 2021 on a daily basis. I improve my skills every day in order to make the development process qualitative and faster. 𝑴𝒚 𝒔𝒌𝒊𝒍𝒍𝒔: • Java / Kotlin; • Android SDK; • Android Jetpack (Compose, Room, Navigation,, Lifecycle); • Google AppEngine (Google Cloud Endpoints / Servlets); • Databases: SQL / Room Persistence, Realm; • Google API's (Maps, Drive, Tasks, Places); • Firebase Cloud Messaging(Android / Java Server), Database, Remote Config; • Google Cloud Storage / Database; • Material Design; • REST/JSON/XML; • Retrofit 2, RxJava, Dagger 2, Koin; • MVVM, MVP; • Git; • Gradle / Maven. Also, I can help you create technical and business requirements for the Android application if you don't fully understand which features you want. If you need any further information, please do not hesitate to contact me.
    Featured Skill App Development
    Clean Architecture
    Model View ViewModel
    Git
    JetPack
    Kotlin
    Java
    Mobile App
    Mobile App Development
    Android App Development
    Android SDK
    Android
  • $15 hourly
    I'm a highly skilled Full Stack Developer with expertise in web and mobile app development, specializing in native Android (Kotlin/Java) and iOS (Swift/Objective-C). With a strong background in both frontend and backend technologies, I deliver seamless, high-performance applications that enhance user experience and drive business growth. My key skills: ✅ Mobile Development: Native Android (Kotlin/Java) & iOS (Swift/Objective-C) ✅ Frontend Development: React.js, Next.js, Vue.js ✅ Backend Development: Node.js, Express.js, Python (Django, Flask) ✅ Databases: MongoDB, PostgreSQL, Firebase, MySQL ✅ Cloud & DevOps: AWS, Google Cloud, Docker, Kubernetes ✅ Version Control & CI/CD: Git, GitHub, GitLab, Jenkins
    Featured Skill App Development
    Test Automation
    Bug Tracking & Reports
    Manual Testing
    Web Development
    iOS Development
    Android App Development
    Quality Assurance
    Product Development
    Web Application
    International Development
  • $17 hourly
    Professional Summary Seasoned Senior iOS Engineer with 7+ years of professional experience in developing, implementing, and maintaining mobile applications. Demonstrated expertise in both onshore and offshore development environments, with a proven track record of driving team success and delivering high-quality, scalable applications. Adept at solving complex technical challenges, optimizing performance, and mentoring teams to achieve project goals.
    Featured Skill App Development
    Mobile App
    iOS Development
  • $7 hourly
    I’m a developer experienced in building websites for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help.
    Featured Skill App Development
    Web Development
    iOS Development
  • $15 hourly
    With 5 years of expertise in mobile applications, architecture, development, and technologies, I am an inquisitive individual with a passion for learning advanced technologies. Possessing a strong ability to absorb new knowledge, my career objective is to enhance my expertise in core mobile technologies with the aim of progressing into a technical leader in the near future.
    Featured Skill App Development
    Mobile App Development
    Mobile App
    Flutter
    iOS Development
  • $5 hourly
    I specialize in creating websites and mobile apps for small and medium-sized businesses. Whether you need a portfolio to attract clients, a service listing, or an e-commerce store, I’ve got you covered. Skills & Expertise: Front-end: Angular, React Back-end: PHP, Python(FastAPI) CMS: WordPress Mobile: Flutter (cross-platform apps) I handle full project management from concept to launch and prioritize clear, consistent communication to ensure your vision comes to life. Let’s collaborate and build something great!
    Featured Skill App Development
    Mobile App Development
    Product Development
    Web Development
    Web Application
    Mobile App
    Android App Development
  • $30 hourly
    As a Project Manager at Teaser Software, I lead and manage multiple projects from initial planning to successful delivery. I ensure smooth execution by coordinating cross-functional teams, defining clear objectives, and optimizing workflows. I maintain transparent and proactive communication with stakeholders to align expectations and mitigate potential risks. I focus on meeting deadlines without compromising quality, driving efficiency, and continuously improving processes. I encourage collaboration, foster a problem-solving mindset, and cultivate a positive team environment to enhance productivity. I adapt to challenges with strategic thinking and innovation, ensuring projects stay on track and deliver high-impact results. Prior to joining Teaser Software, I was a Project Development Manager where I spearheaded project initiatives, collaborated with agencies, and developed new business opportunities. I led project teams to deliver exceptional work for clients. I implemented effective project management strategies to ensure project success and client satisfaction. I developed strong relationships with clients, earning recognition and trust from top brands. I hold a Bachelor's degree in Business Administration and Management from Foreign Trade University. I am passionate about project management and committed to delivering high-quality results.
    Featured Skill App Development
    Web Development
    Web Application
    Smartphone
    iOS Development
    Android App Development
    Mobile Game
  • $25 hourly
    I’m a web developer experienced in building and optimizing websites for small and medium-sized businesses. Struggle with page's load speed? Create an e-commerce store? Build an eye-catching UI for your clients and integrate with your apis or even build it from scratch? You name it, I've got it! - Optimize SEO, handle loading and error for the best UX. - ReactJS, NextJS, Typescript, Javascript, CSS, SASS, Supabase, ExpressJS. - SVG animation.
    Featured Skill App Development
    User Experience
    Product Development
    Web Development
    Web Application
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