Mobile player javaงาน

I'm looking for a skilled app developer to create an e-commerce mobile app specifically for the iOS platform. Key Points: - The primary goal of this app is to facilitate e-commerce transactions on iOS devices. - The app should effectively integrate with e-commerce functionalities such as product listings, shopping carts, and payment gateways. - The design should be user-friendly, visually appealing, and optimized for iOS devices. Ideal skills and experience: - Proficiency in iOS app development. - Experience in e-commerce app development is a strong advantage. - Familiarity with creating user-friendly and visually appealing mobile interfaces. - Ability to integrate payment gateways securely. - Good understanding of the e-commerce industry is a plus.

I'm in search of a professional app developer with expertise in mobile app development and NextJS, as I have two projects lined up. Key Project Details: - I'm looking for a cross-platform mobile app that works efficiently on both iOS and Android platforms, alternative to presenting a plastic card. This will be the primary focus of the development work. - The application will have a primary feature that I will disclose during our discussions. Ideal Skillset: - Extensive experience in mobile app development, particularly within the realm of cross-platform apps. - Proficiency in NextJS is a must as one of the projects involves its usage. - A good understanding of user experience and user interface design will be an added advantage. The app will link to our s...

I'm seeking a skilled developer to build an Android mobile application that enables users to create AI images presented as trading cards. A key idea is to provide a personalized avenue for the generation of unique trading cards based on user specifications. Key Functionality: - AI algorithm that generates images tailored to look like trading cards. - A selection tool for choosing trading card themes. User Interaction and Features: - User profiles: The app should support registration and profile customization to enhance user engagement. - Social Media Sharing: The application should come with an inbuilt capacity for users to share their trading cards on major social media platforms. - Virtual Marketplace: A unique feature of the app will be a virtual marketplace where users ...

I'm in the process of creating a top-down, single-player action game using Unreal Engine 5. This gaming project includes intriguing elements such as: - Laser Tile Interactivity: As the player, when you approach a laser tile, you pick it up, enabling you to shoot lasers. - Walls with Laser Sensitivity: Walls that can be demolished when hit by a laser. I'm looking for someone with experience in Unreal Engine 5 and game development, particularly: - Proficiency in top-down action game design. - Experience in integrating interactive elements like laser tile picking and shooting. - Ability in designing game environments and level progression. The game's difficulty will linearly increase, so an understanding of creating such a difficulty progression is crucial. I ...

I'm seeking an experienced game developer to create a basketball game with specific features and design requirements. Key Game Features: - Multiplayer mode: The game must support multiplayer mode, allowing numerous players to participate and compete. - Career mode: It also needs to have a career mode, enabling single-player progression through a series of basketball career moments. - Realistic physics: The physics should be as realistic as possible, offering an immersive gaming experience. Design Preferences: - Realistic: The look and feel of the game should be realistic, aiming for an authentic representation of a basketball game. The ideal candidate will have significant experience in game development, specifically in creating games with realistic design and physics, as w...

I'm in need of an experienced Android developer to update our Java-based app, originally designed for Android 5 KitKat, to work seamlessly on modern tablets. Key Requirements: - Improve User Interface: The project involves enhancing the app's existing UI. - Compatibility Upgrade: The current app is only compatible with Android 5 KitKat; the developer must ensure it functions smoothly on contemporary tablets. Additional Information: - The app currently consists of 6-10 screens or activities. - A new feature will be the integration of Bluetooth connectivity. -The app controls hardware via bluetooth, sends PWMs and reads ADC values and reads/writes to an rs232 info stream

I'm in need of a skilled web designer to help me enhance the mobile responsiveness of my website.

I'm in need of a professional who can create an advanced mobile monitoring app that is compatible with Android. The app should have the following features: - Live location tracking - Access to SMS and call logs - Social media monitoring - Screen recorder - Microphone access - Access to photos & videos I am looking for a freelancer who can ensure that the app provides full access to the target phone's data for comprehensive monitoring. The successful candidate should have experience in creating similar apps and should be able to guarantee the security and privacy of the data collected. Skills required: - Android App Development - Mobile Security - Data Encryption - Experience with phone monitoring apps It's important that the app is user-friendly and di...

Fix the fonts on mobile as shown in the screenshots

I'm in need of a skilled Flutter developer to create a mobile translation app that integrates with a third-party service, not a translation engine. The app needs to be compatible with both iOS and Android platforms. Key Features: - Text translation: Users should be able to input text and get translations in real-time. - Voice translation: The app should support translation via voice input. - Image translation: The app should allow users to scan images using their device's camera for translation. Additional Requirements: - The app should have user accounts and profiles with data storage capabilities. Ideal Skills: - Proficient in Flutter - Prior experience with mobile app development - Experience with integrating third-party services - Familiarity with translatio...

Overview: We're looking for a talented React Native developer to improve our mobile app, which is similar to TikTok and made for artists. This project involves working with an existing app using Expo. Project Context: Our app enables artists to share their creativity through multimedia posts that can include: - Video - Image - Combination of sound and image The app leverages Cloudinary’s CDN for media hosting. The APIs are developed using API Platform (Symfony); however, this role does not require API development work. Mission: 1 - Post Enhancement (See attached file): - Implement Text overlay on videos and images like TikTok. - Add functionality to trim video durations like TikTok. - Add functionality to resize image. - Address existing bugs a...

I'm looking for a skilled software developer who is proficient in Java and familiar with the DJI drone SDK. Seeking individual with HTTP and DJI SDK experience to add features to DJI Ground Control Software. The application must transmit and handle HTTP REQUEST to server, display popup messages, play notification audio, and auto-upload waypoint to a selected drone. Key requirements: - You must have experience in software development on Windows OS. - Proficiency in Java is a must. Experience with DJI drone SDK is highly preferred. - The main feature to be added to the software is automatic drone flight path planning. Key responsibilities: - Integrate the DJI drone SDK into my existing software. - Implement automatic drone flight path planning feature. This project wi...

I'm in need of a skilled web designer to help me enhance the mobile responsiveness of my website. Key Requirements: - See attachments for mobile formatting instructions (mobile only, desktop view should not be modified) Ideal Skills and Experience: - Experience in designing and optimizing websites for mobile devices is a must. - Proficiency with HTML, CSS, and website design principles is essential. Please pay careful attention to the details provided in the attached markup and follow the instructions closely. It's important that you follow the direction given to maintain the overall aesthetic and functionality of the site. I look forward to seeing your proposals.

...Meta Quest platform for interactive apps. Key Requirements: - Develop an interactive VR experience that's engaging and user-friendly - Implement VR specific mechanics, such as gaze-based, hand-movement interactions, and intuitive controls - Incorporate high-quality visuals and 3D environments that are optimized for VR - Design and integrate a variety of unique and interesting avatars that the player can interact with - Ensure the app is suitable for a single user experience Ideal Skills and Experience: - Prior experience in developing VR games, ideally for Meta Quest - Proficiency in Unity or Unreal Engine (or other relevant game development engines) - Strong understanding of game design principles, particularly in the VR space - Experience with creating and integrating 3...

...programmer to help me create a mobile game with a strategy genre. The ideal candidate for this project should have the following qualifications: - Proficiency in C++, Java, and Python, as these are the languages I'm familiar with and would like to use for this project - A proven track record in developing mobile games, with a preference for strategy games - Strong understanding of game design principles and mechanics - Ability to work collaboratively, take direction, and provide valuable insight and feedback - Excellent problem-solving skills and a keen eye for detail If you have the necessary skills and are passionate about creating engaging, high-quality mobile games, I'd love to hear from you. Please provide examples of your previous work, part...

...This includes the name, date of birth, nationality, and any other relevant data. - The system should support Turkish passports primarily, but it would be a plus if it could also handle passports from other countries. Working principle: _ The mobile application will read the passport from the mobile camera, and the application will read MRZ lines. - The mobile application will generate a passkey (from mrz lines) to read the RFID passport. - The mobile application will send the passport data to a given web service. Ideal Skills and Experience: - Mobile App Android application development. - Proficiency in RFID technology and passport reading mechanisms. - Previous experience in developing similar systems. - Knowledge of Turkish passport formats and RFI...

...provide a sound alert to notify me. Key Details: - The program needs to be fast to cater for frequent changes in millisecond time-frames. - I don't have a preference for a programming language. Python, Java, and C++ are all acceptable. - At this stage, I'm unsure which order flow software I'll be using. Therefore, the program needs to be built with adaptability in mind to synchronize smoothly with any potential order flow software. - A sound alert should be triggered whenever a three-digit number pops up. Ideal Skills and Experience: - Proficient in programming languages (especially Python, Java, C++) - Experience in developing real-time monitoring software - Understanding of trading platforms and order flow software - Excellent problem-solving abilities...

I'm in need of an experienced Java Script developer that can resolve a peculiar issue with my implementation. Here are the specifics: - All of the data I'm showcasing are ALL DAY events. - The events are not appearing in the Week and Day views, however, they do display as expected in the Month and List views. - I am using a version of that's not the latest. I'm looking for a professional who can: - Investigate the issue and implement a fix to ensure the ALL DAY events are correctly displayed across all views. - Offer advice on whether updating to the latest version of would help address the problem. The ideal candidate should have: - Profound experience in Java Script development. - A deep understanding of functionalities and

...development of APIs and their integration into a mobile app. Key Tasks: - Developing APIs: The primary task is to develop APIs that are robust, secure, and efficient. - Mobile App Integration: The APIs need to be seamlessly integrated into a mobile app, ensuring that they function optimally and provide a smooth user experience. Skills Required: - Proficiency in NodeJs: The ideal candidate should have extensive experience working with NodeJs to develop APIs. - Mobile App API Integration: Previous experience integrating APIs into mobile applications will be a strong advantage. - Android and iOS Development: Being able to develop APIs for both Android and iOS platforms is essential for this project. Your expertise in API development and mobile ...

Looking for an android developer Java,Kotlin,JSP, Servlets, MQ series, Hibernate, Python, Microservices, Swings, WebSphere-Portals, HTML5, Bootstrap, JavaScript, Bigdata, Linux Frameworks Android Mobile App Development, Spring boot, Struts, Hadoop This will be ongoing

I'm looking for an experienced developer who can create a web and mobile application for a community-based project. This is a multifaceted project with a variety of requirements that aim to promote user interaction and engagement within the platform. Features & Modules: - User Registration & Login: A seamless process that allows users to sign up and access the platform with ease. - Messaging System: A built-in messaging system that enables users to communicate with each other. - Forums for Discussions: A space where users can create and participate in discussions, fostering a sense of community and collaboration. Third-party Integrations: - Payment Gateway: Integration of a payment gateway to facilitate any financial transactions that take place within the platform. ...

I'm in need of an experienced UI/UX designer with hands-on Developing skills using ReactNative. The mobile app will be developed for both Android and iOS platforms. Looking for support for Revamp work. If you're well-versed in these elements and have a knack for intuitive, user-friendly design, I'd love to see your portfolio and discuss this further. Location - Bangalore Ideal skills: - ReactNative development experience - UI/UX Design - Android and iOS development References of projects with a modern and sleek design would be a plus.

I'm in need of an experienced Android developer to create a productivity app that primarily focuses on calculations. Key Features: - The app will be centered around calculation functions - Users should be able to make basic arithmetic calculations - The app needs to be user-friendly and intuitive for quick...primarily focuses on calculations. Key Features: - The app will be centered around calculation functions - Users should be able to make basic arithmetic calculations - The app needs to be user-friendly and intuitive for quick calculations Ideal Skills and Experience: - Strong background in Android development, proficient in Java or Kotlin - Previous experience building productivity apps - Prior experience working with calculation functions - A good understanding of UX/UI...

I'm seeking a project manager with a strong background in IT, particularly in networking and infrastructure. As a key player in the role, you will be expected to manage datacenter transfer project, as well as troubleshoot network problems efficiently. Superior skills in datacenter management, risk assessment, mitigation, and cross-cultural communication would be highly beneficial. Since we will be working on ground in Iraq, you should have previous experience managing similar projects and be comfortable navigating through potential risks and issues.

I'm in need of a professional mobile tester to ensure my app runs smoothly and user-friendly across all devices. Key Responsibilities: - Perform functional testing on both Android and iOS operating systems - Execute usability testing on smartphones, ensuring a seamless user experience Skills and Experience: - Proven experience in mobile app testing is a must - Good knowledge of both Android and iOS platforms - Prior experience with usability and functional testing - Attention to detail and ability to identify issues - Experience with testing on smartphones This is a fantastic opportunity for a detail-oriented tester to be a cornerstone in the quality assurance phase of our project. Your expertise will be essential in guaranteeing the app's success, so please mak...

...want is a simple, yet engaging question-based game for the mobile platform. - **Game Theme**: The game should be designed around a theme or subject matter that can captivate a broad audience, including kids, teenagers, and adults. Therefore, a versatile and engaging theme is essential. - **Game Mechanics**: The core gameplay loop of the game is centered around presenting the player with a question on the screen, along with four possible answers. The player must select the correct answer out of the four options. The game should be designed in a way that the questions are challenging, but not insurmountable. - **Platform**: The game will be primarily developed for mobile devices. It's crucial that the game is optimized for mobile play in terms ...

I am in the market for a skilled and experienced mobile app developer who can design an e-commerce app for both iOS and Android platforms. Fundamental Elements: - A functional and intuitive shopping and delivery app with different vendors Key Competencies: - Proven experience in e-commerce app development - Expertise in building apps compatible with iOS and Android - A keen understanding of user experience and app functionality to create a simple yet efficient shopping app system Your goal will be to deliver a high-quality, user-friendly e-commerce app that prioritises a smooth shopping experience for users. If you are knowledgeable in this domain and have a knack for creating effective e-commerce platforms, I would be interested to hear from you.

There is issue with content loading that needs to be boosted performance wise.

I'm looking for a skilled AR developer to create an engaging augmented reality experience aimed at improving product visualization. The main goal is to allow users to view and interact with my products in an innovative way. The AR experience needs to be targeted specifically for mobile devices, ensuring a broad reach for potential customers. Key Requirements: - Expertise in AR development and mobile platforms - Previous experience in creating engaging product visualization experiences - Ability to design and implement an interactive AR system - Familiarity with automatic context-based interaction in AR The successful freelancer will need to bring a creative touch to this project, ensuring that the product visualization is not only accurate but also captivating for the ...

I'm in need of a skilled app developer to bring my taxi booking app vision to life. The app's primary function is to allow users to book taxis. Key Features: - GPS Tracking: The app must have a GPS tracking feature to locate user's positions and taxi locations. - Payment Integration: Users should be able to make payments through the app. - Driver Ratings: The app should allow users to rate drivers after their ride. If you have experience with taxi booking app development, especially in integrating GPS tracking, payment gateways, and ratings systems, I'd love to hear from you. Please include any relevant work you've done in the past.

I'm in need of a skilled programmer to develop a script that can serve as both a Man-in-the-Middle (MITM) and a Reverse Proxy tool. The primary goal of this script is to assis...restrictions. Key Project Requirements: - The script should be compatible with Windows, MacOS, and Linux. - It should effectively intercept network traffic and support the following network protocols: HTTP, HTTPS, and TCP. - The script should also have the capability to act as a Reverse Proxy tool when needed. Ideal Skills and Experience: - Proficiency in programming languages like Python, C++, or Java. - Experience in developing network security tools or reverse proxy systems. - Knowledge of network protocols and their interactions. Please, only bid on this project if you have the necessary skills ...

This project entails the creation of an intuitive mobile application available on both iOS and Android platforms. The app should have distinct features such as: - User login and registration - Push notifications - In-app messaging - Instant task and task status updates - Task-wise inventory functionality - Task completion insights - Features to highlight incentives, with filtering options based on locality Additionally, a functional CRM system is desired for: - Monitoring customer interactions - Generating sales reports - Streamlining contact management, and - Real-time tracking of earnings and redemptions. Ideal candidates for this project should have experience in mobile app development, CRM systems, and a deep understanding of customer operations. Proficiency in...

Hi! Good day! • ...Can we do a quick chat right now so that we can discuss the project briefly? == TOOLS = || In Design || Adobe XD || FIGMA || WIREFRAMING|| PROTOTYPINGl || Thanks & Regards Harry

Our mobile website is facing issues with slow loading times. This is primarily due to the presence of scripts, images / embedded videos. To address this, we're looking for an experienced professional who can optimize the website's speed while maintaining its mobile responsiveness. - Ensure that the site remains fully responsive on mobile devices post optimization and the loading time in less than 3 seconds. Your primary goal should be to enhance the overall user experience on the mobile platform. You will be instrumental in making our site more user-friendly and improving its overall performance.

The developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools; 3. -- If you have an already published app you can! Out -- for s-a-l-e! . If you are interested, please feel free to contact us and look forward to further communication with you.

I'm searching for an experienced Android developer to work on a self-help app that...app is to track the user's progress. Key Features: - User Registration and Login: The app should incorporate a straightforward registration and login system to ensure user engagement. - In-App Purchases: It's essential that the app supports in-app purchases to enable users to access premium content or features. The developer should have the following skills and experience: 1. Proficient in Java, Kotlin and other programming languages; 2. Have a deep understanding of Android platform, familiar with Android SDK and related tools; 3. -- If you have an already published app you can! Out -- for s-a-l-e! . If you are interested, please feel free to contact us and look forward to furthe...

I'm seeking an Android developer with a strong grasp of Java programming, Android SDK, and UI/UX design for a straightforward project. Key Features: - The app should be capable of user authentication. Primary Goal: - The main objective is to create a basic calculative with admin approval of features and scrollong images which can be changed application. App is similar to video attached The ideal candidate will have experience in developing clean, user-friendly Android applications with a focus on accurate calculations. Experience in UI/UX design is a plus, as we aim to provide a sleek and intuitive user interface.

We are seeking a skilled developer to create a self-service car wash system that can be used on both Android and iOS platforms. The system should allow users to eas...stations, select their preferred service package, make payments, and receive notifications. The ideal candidate should have expertise in Android and iOS app development, as well as experience with GPS integration, payment gateways, and push notifications. 1. At least 2 years of experience in Android application development 2. Proficient in Java or Kotlin programming languages and Android development tools and frameworks 3. Have a certain understanding of mobile application design and user experience 4. If you have published applications for s-/--a--/--l---/-e, I am interested and look forward to further commu...

...need of a mobile app/portal that can serve as a bridge between our warehouse and our customers. Key Features: - Item Tracking: The app should allow customers to track their items efficiently. - Stock Management: A crucial aspect of the app is its ability to provide real-time stock information to customers. - Order Placement: A user-friendly, intuitive order placement system is essential for smooth operations. Item Tracking: The items to be tracked within the app include products, inventory, and packages. It's imperative that this tracking system is accurate and real-time. Access: I envision this app to be solely accessible through mobile devices. The interface should be optimized for mobile, offering a seamless experience for our customers. Ideal Skills:...

I desperately need to get apps, especially those available on the Google Play Store. My interests lie in a broad range of application types, including gaming, tools, lifestyle, entertainment, and news applications. All applications except finance, wallpapers. And requires a certain amount of downloads. key point: Have a certain number of downloads - The apps should be available on the Google Play Store. Make sure the source file signature file is complete. - I am particularly interested in games, tools, lifestyle, entertainment and news apps. Your role is to sell me the rights to your application. Experience using applications in these specific categories (games, tools, lifestyle, entertainment, news) will be a major advantage.

I am in need of an experienced mobile application developer who can assist me with a trading application project. Key Requirements: - The application needs to be compatible for both iOS and Android platforms. - Proficient in delivering high-quality mobile applications with optimal user experience. This project includes three main features: - Real-time stock prices: The app should provide real-time updates for stock prices. - Portfolio management: It should assist users in managing their investment portfolios efficiently. - In-app trading: Users should be able to execute trades within the app. Additional Features: - Price alerts: The app must send out alerts about significant price changes. - News alerts: Notifications for essential financial news. - Social trading: It mu...

...Rest Assured to implement it in an API testing project at work. Key Requirements: - Experience in Java, BDD, Serenity framework, and Rest Assured - Able to guide and teach on: - Understanding an automation project - Creating and executing tests - Reporting - GIT Integration The project is centered around API testing, so any specific experience here is a plus. I'm looking for a patient, experienced professional who can help me grasp the fundamentals and guide me through the intricacies of implementing automation with the mentioned frameworks. There are existing scripts in place which I need to understand and also create new scripts and execute on my own. Ideal Skills: - Strong Java background - Experience in BDD - Expertise in Serenity framework and Rest As...

Looking to get some quotes on creating an app for me. Ideal candidates for this project should have experience in developing user-friendly mobile applications, particularly for information sharing purposes. Strong skills in UX/UI design will be a big plus. Strong problem-solving skills, attention to detail, and the ability to work independently are essential.

...lineups for Daily Fantasy Sports. This requires a strong grasp of the rules and structures of both DraftKings and FanDuel. - The optimization process needs to consider several factors, including player performance, opponent performance, and injury updates. These variables are essential in creating lineups that have a high probability of success. Ideal Skills and Experience: - Proficiency in Python - Prior experience with Autogluon - A deep understanding of MLB and NBA statistics - Familiarity with Daily Fantasy Sports, particularly DraftKings and FanDuel - An ability to interpret and incorporate player performance, opponent performance, and injury updates into the lineup optimization process. If you fit these criteria and are excited about the prospect of combining sport...

I'm looking for a skilled professional who can solve advanced level CTF challenges, in various categories. I need someone who can tackle challenges in Web Exploitation, Binary Exploitation, Cryptography, as well as other categories like web, forensics, osint, and more. Key Responsibilities: - Solve advanced level CTF challenges ...experience with CTF challenges - Proficiency in solving challenges in Web Exploitation, Binary Exploitation, Cryptography, web, forensics, osint, etc. - Proven track record of solving advanced level CTF challenges - An understanding of security concepts Please note that the specific programming languages or platforms to be used in solving the challenges are not specified, but your background in Python, Java, C++, Ruby, or other relevant languages ...

I'm in need of a mobile chat application development, with specific functionalities that cater to my needs. Interested freelancers should have a vast understanding of mobile chat app development, and a keen attention to detail. Here are the key features needed: - Group Chats: The application should support communication among a group of people. A solid grasp on managing larger group dynamics within chat applications would be beneficial. - Emoji Support: The application should support the use of emojis for enhanced and fun interaction. Prior experience integrating emojis into mobile applications is highly preferred. Overall, this is a project that requires a specialised set of skills in mobile app chat development, experience in group chat dynamics, and ...

I'm seeking the expertise of a seasoned developer to create a customized chat f...in building similar platforms will be a significant advantage. - Media Sharing: The chat interface should be modern and dynamic, capable of handling in-message media sharing. This means users should be able to share images, videos, and other rich media content within the chat conversation seamlessly. If you've designed such interfaces before, you're the person I'm looking for! Skills such as Java, Python, or PHP are desirable. Exceptional knowledge of web sockets is a must for real-time chat functionalities. An understanding of user experience is also essential, as the platform must be user-friendly. I'm open to suggestions on how to make this project a success, experience i...

I'm in need of a skilled freelancer to help me with an ongoing project. I'm currently working on a project, however, I need some extra hands to assist me in its completion. Unfortunately, I don't have a particular expertise in mind, so the position is open to professionals in a wide variety of fields. Responsibilities: - Ass...professionals in a wide variety of fields. Responsibilities: - Assist with the development of the project - Provide support on multiple project tasks Ideal skills and expertise may include, but are not limited to: - Programming - Design - Writing The main objective of this collaboration is to enhance the overall quality and timeliness of the project. The successful candidate should be a team player, able to work independently, and possess g...

I'm seeking assistance with an urgent issue that's emerged with my softphone engine. - **Operating System**: My system is running on Windows. - **Programmin...issue that's emerged with my softphone engine. - **Operating System**: My system is running on Windows. - **Programming Language**: Unfortunately, the programming language of my softphone engine has been omitted. I believe it may be C#, Java, or C++. It's imperative that the freelancer is comfortable with these languages to handle the issue. - **Timeline**: I'm in need of immediate assistance to solve this problem. Ideal candidates should be able to troubleshoot softphone issues and have experience with Windows software development. Experience with C#, Java, and C++ is a plus. The ability to...

...including ID cards, receipts, invoices, paper, and passport photos, and saving them in JPEG format. As such, the app should be able to: - Recognize and accurately scan ID cards, receipts, invoices, paper, and passport photos - Provide a seamless and user-friendly experience for scanning documents - Showing Auto or Manual Edge Cropping, Image Rotation - Using OpenCV - Native Android (Android Studio), Java I would like the app to be specifically tailored for Android, ensuring a smooth user experience and a clean, intuitive interface. Ideal Skills and Experience: - Proficiency in Android development - Experience in developing document scanning apps - Familiarity with image recognition and processing - Ability to create a simple and user-friendly interface - Knowledge of saving...