Android app php mysql일자리
...활용 능력. - 간단한 게임 로직 구현과 최적화 경험. 2. 블록체인 및 코인 개발 경험 - Ethereum, Binance Smart Chain 등 블록체인 네트워크에서 토큰 개발 및 스마트 계약(Smart Contract) 작성 경험. - ERC-20 및 ERC-721 토큰 표준 이해 및 활용 능력. - 보상 시스템 설계 와 가상 경제 구조에 대한 경험. 3. 서버 및 클라이언트 개발 경험 - WebSocket 및 RESTful API를 이용한 실시간 서버 통신 구현 경험. - AWS, Google Cloud 등 클라우드 플랫폼을 이용한 서버 배포 및 관리 경험. 4. 데이터베이스 및 성능 최적화 - MySQL, MongoDB, PostgreSQL 등 데이터베이스 설계 및 관리. - 높은 트래픽을 처리할 수 있는 서버 최적화 경험 . 5. UI/UX 설계 능력 - 반응형 디자인 및 다양한 디바이스에서의 크로스 브라우징 최적화 경험. - 사용자 중심의 인터페이스 설계와 플레이 경험 최적화. 우대 사항 - 블록체인 및 NFT 관련 프로젝트 참여 경험. - 유저 활동 데이터 분석 및 머신러닝 기반 추천 시스템 설계 경험. - 다양한 언어와 프레임워크에 대한 이해(React, Vue.js, Angular 등). - 창의적인 아이디어와 문제 해결 능력을 바탕으로 팀과 협업할 수 있는 분.
google play console로 부터 아래의 메시지를 받아서 앱이 store에서 삭제된 상태입니다. 그래서 코드를 IONIC7으로 업그레이드 하여 문제를 해결하려고 합니다. 앱이 Android 13(API 수준 33) 이상을 타겟팅해야 함 사용자에게 안전한 환경을 제공하기 위해 Google Play의 모든 앱은 대상 API 수준 요구사항을 충족해야 합니다. 2023년 8월 31일부터 최신 Android 출시로부터 1년 이내의 대상 API 수준을 타겟팅하지 않는 경우 앱을 업데이트할 수 없습니다.
Texas hold 'em Mobile Game Development 1. function - 9 Room Game, Tournament, friend showdown 2. Android, IOS, DeskTop 3. RNG algorithm, Packet Encryption
기존에 개발되어 있는 하이브리드 웹 사이트를 웹뷰 형태로 앱 패키징 하는 프로젝트. 안드로이드, IOS 양쪽 다 진행 필요. Social account 로그인, 파일 업로드 등의 기능이 구현 되어야 함.
android ffmpegplayer audio stream .. cordova plugin 으로 만들어졌으면 합니다. - HTTP - RTP/RTSP/RTMP - MMS - HTTP Live Streaming . 한국인이라 영어에 능숙하지 못합니다... 구글번역기를 이용해서 대화하기때문에 의사 소통에 문제가 있을수 있습니다.. 되도록이면 한국어가 가능한 분이면 좋겠습니다.
안녕하세요. 싸이트 를 판매 하려고 합니다. 과 같은 기능을 수행 하고 웹 페이지 발포 가능하고,Android,Ios 플랫홈 실행파일도 빌드 하실수 있어요. 소스코드와 설치까지 해드리겠습니다. 적당한 가격에 판매 하려고 합니다. 관신 계시는 분들은 연계 해주세요. 감사하네요.
기존 스마트폰 APP에 대해서 업그레이드를 위한 단기 프로젝트입니다. 현재 1차 버전은 안드로이드와 iOS APP 으로 BLE 제품과 연동하고 있으며 2차 버전에 대한 디자인은 완료되어 있음. 중점적으로 2차 버전의 User interface 에 대해서 구성하는 것이 핵심적인 내용이 될 듯 함.
...amchart, eazy-ui # 2014년1월 ~ 2014년3월 : 고양시 상수조 블록시스템 GIS적용 - 고객사 : 고양시청 - 근무사 : (주)제이앤씨시스템 계약직 - 사용기술 : Java, Spring, Oracle, iBatis, O2Map, OpenGIS # 2014년4월 ~ 2014년11월 : 주유소 누유관리 모니터링 시스템 - 고객사 : (주)에스티모빅 - 근무사 : 프리랜서 - 사용기술 : Java, Spring, MySql, MyBatis, jqgrid, bootstrap, daum map API, plot-chart # 2014년12월 ~ 2015년2월 : 생산관리 ERP설계 - 고객사 : (주)금강이엠씨 - 근무사 : 프리랜서 - 사용기술 : mockup UI tool # 2015년3월 ~ 2014년4월 : 블루투스 BLE 비콘통신 Android 개발 - 고객사 : (주) 바이트시스템 - 근무사 : 프리랜서 - 사용기술 : Android (블루투스 BLE 비콘통신, 서버 소켓통신) # 2015년7월 ~ 2014년8월 : 임베디드 리눅스장비 웹관리 프로그램 - 고객사 : (주)제이앤씨시스템 - 근무사 : (주)제이앤씨시스템 계약직 - 사용기술 : node.js # 2015년5월 ~ 2016년3월 : 홍선군 상수도 누수관리 모니터링 시스템 - 고객사 : 홍성군 - 근무사 : (주)제이앤씨시스템 계약직 ...
모바일 폰에 저장되어 있는 사진들을 지속적으로 수집해서, 이를 기반으로 새로운 컨텐츠를 구성하는 앱을 개발하고 있습니다. 하이브리드 앱의 형태로 개발하고 있으며, 기반 framework로 ionic을 사용하고 있습니다. 하이브리드 앱의 특성상 기존에 개발된 플러그인이 없다면, native resource에 직접 접근하는데에 한계가 있어 다음과 같은 기능을 가지는 plug-in 개발을 요청합니다. * Specification 1. Definition - F-key : 이미지 파일에 영구적으로 접근할 수 있도록 하는 file key 또는 URI 2. Requirements - Cordova plug-in 제작, iphone과 android 지원. - (Optional) 아이폰의 경우 가능하면 swift로 제작 - 소스코드와 테스트 파일 필요 - 핸드폰에 저장되어 있는 전체 사진의 F-key 목록을 얻기 - 특정 시간을 argument로 넘기면, 그 시간 이후에 추가 된 사진의 F-key 목록을 받을 수 있음 - 특정 F-key와 원하는 해상도를 넘기면 이미지 데이터를 반환 - 직접 넘긴다면 Base64 encoding 된 데이터 - Or 임시 디렉토리에 파일 복사후 해당 파일의 URI를 넘기는 것도 가능 (차선책) - EXIF 정보는 그대로 보존이 되어야 함
모바일웹에서 통화 버튼을 누르면 상대편 회원과 음성채팅을 할 수 있으면 됩니다. 모바일웹은 이미 만들어져있고, javascript로 웹-앱 간 통신을 하면 될것으로 보입니다. 안드로이드 아이폰 두버전의 앱을 모두 만들예정입니다. 두개 다 만드는 견적을 주세요. -- We already made mobile web. We need voice chatting module between our members. So, you can include our mobile web to android(or iOS) app. It would be kind of hybrid app. ※ We need android & iOS version both app Estimate to make both app.
저희가 영상채팅앱을 만들고자합니다. ※ 안드로이드+iOS 두 버전 모두 견적을 주세요 디자인+개발 까지 다 해주실 팀을 찾고 있습니다. 기획이나 디자인은 구글 플레이스토어에 AZAR라는 앱이 있는데 거의 비슷하게 만들면 됩니다. 디자인이나 컬러톤 정도만 바꾼다고 생각하시면됩니다. We try to find the team that makes video chatting app. It means to make apps totally.. design+programming and, It looks like almost the same as ""azar""app. on google play store. You have only to a little chage colors and user interface from azar. ※ Android & iOS version both (Estimate fot both apps.)
php, mysql, word press, bootstrap, jquery , ajax, html5 (모바일웹, 앱) 기술 우대
1. mp4(영상)과 wav(음성) 파일의 실시간 인코딩 기능을 구현 (Unity C# 랭기지 기준으로 android+ios 빌드) 2. 각각의 플랫폼에서 안정적으로 구동 3. 구동된 기능은 Vuforia + NGUI +ScreenShotCapture + Kamcord 플러그인 환경에서 안정적으로 구동이 가능하여야 함(안정적인 구동이라 함은 포함된 플러그인 들의 기능과 의뢰결과물의 사용에 있어 에러, 워닝, 버그, 충돌이 없음을 의미)
1. App presser, app push 활용하여 하이브리드 앱 제작 - 현 워드프레스 기반 웹 사이트를 Android, iOS 앱으로 제작 - 런처아이콘 셋팅 2. App push 연계: 워드프레스 관리자 페이지 연동 - 관리자페이지에서 푸시 메세지 작성, 앱에서는 메세지 확인만 가능하면 됨 , ipa 파일 전달
안드로이드 앱 및 모바일웹 개발건 법률관련 어플,웹개발로 복잡하지 않습니다. 1차 2차 고객과의 연계하는 O2O(오프엔온라인) 비지니스로 가입, 관리, 비용지급, 계산, GPS기능 등 기능이 포함됩니다. 경험있는 개발자분들의 연락주시기 바랍니다. 접수기간 : 1월5일까지 접수 위치 : 한국,인천 연락 : 010.8200.4391
Want to develop some kind of Video Call App on Android. However, the Android Phone of Calller's Video won't be show on the screen. just show callee's Video & Voice only. Need to support at least 1year for un-expected error for our business.
부동산중개서비스 앱 과 웹 개발건입니다. (한가지만 해도 됩니다) 참고 싸이트 Play store "두껍아 두껍아" web () 위 참고 싸이트에서 컨텐츠 50% 정도 잘라 내고, 한가지 아이템만으로 서비스를 만들려고 합니다. (서울지역만, 아파트만, APT 단지 정보 DB 는 하실수 있으면 하고, 힘들면 저희가 직접 가능합니다) Android, iOS, Web 모두 고려 하고 있습니다 ( 하실수 있는 부분만 진행 하셔도 됨.) - PM 까지 해주기를 바랍니다 (한국분, 서울경기 지역 거주, 만날수 있는 분) - 컨셉과 스케치만 가지고 있고, Story board, 작업지시서 등 없습니다. - 필요시 사무실 제공 가능 1 & 4호선 금정역 - 기타 작업은 모듈, 템플릿, 솔루션 구매나 3자 외주를 줘도 상관없습니다 - 기타 내용은 협의.
저희의 이전 프로젝트에 관련된 진행중인 작업이 있습니다app for android & ios including tablet'
Building an app like Call Nurture that can manage 10 different businesses, each with its own phone number, and handle calls, recordings, and text messages with clients is entirely feasible using Twilio. Below is an outline of the requirements, architecture, and functionality for the app: Key Features for Call Nurture 1. Multiple Business Management: • Each business has its own Twilio number for calls and texts. • Separate dashboards for managing communications for each business. 2. Call Handling: • Ability to receive calls. • Automatic call routing to the correct business. • Option to record calls for quality purposes. • Forward calls to another number or handle them in-app. 3. Text Messaging: • Send and receive SMS and MMS...
I need an experienced Android developer to submit a change on Git and Gerrit to request an update to the Android CarrierConfig file. The change involves adding new network settings to the file. Key Requirements: - Use of Git and Gerrit to submit changes - Modification of the Android CarrierConfig file - Alignment of the update with project requirements - Incorporation of detailed specifications from provided documentation Ideal Skills: - Proficient in Git and Gerrit - Extensive experience in Android development - Ability to adapt configurations to project needs If you have experience with similar tasks and are available to start promptly, please reach out with your proposal and relevant experience. Looking forward to hearing from you!
I'm in need of an expert app developer to create a food delivery app that runs on both iOS and Android platforms. The app should have the following core features: - Payment Gateway Integration: The app must be able to facilitate seamless and secure transactions. - User Reviews and Ratings: A feature allowing users to share their experiences and rate their meals and delivery service. User login to the app should be simple and straightforward, utilizing an 'Email and Password' system. Ideal Skills: - Cross-platform mobile app development - Experience with payment gateway integration - UI/UX design skills for user reviews and ratings interface - Strong understanding of secure and reliable user login systems Experience: - Prio...
I need an Android mobile app developed for my STEM project. The primary function of this app will be serving as a resource/library. It should be designed to facilitate learning and interaction with STEM concepts. Key Features: - The app should be able to support interactive experiments, helping to move my project forward. - It should be well organized and easy to navigate, containing a variety of STEM resources. Ideal Skills: - Experience in Android app development is crucial. - Prior work on educational or STEM-focused apps will be highly regarded. - Skills in creating resource/library apps will be beneficial.
I'm seeking an experienced developer/team for a project involving the creation of a minimalistic web, Android, and iOS app. The primary aim of the application is to function as a multivendor marketplace. Companies will be able to post their products for sale, with each having their own shop on the platform. However, customers will only be able to purchase items through our platform, not directly from individual stores. Critical Features: - Vendor Dashboard: A user-friendly interface for vendors to manage their online stores. - Product Search: An efficient search tool for customers to find desired products easily. - Cart: A streamlined process for customers to select and purchase multiple items. - Multilingual: An ability to cater to a global audience. - Payment: Secure...
Please do the changes in Android/IOS app according to the provided pdf.
I'm looking for a Flutter expert...editing. Key Features to Implement: - Real-time collaboration: Users should be able to work on the same document simultaneously without any lag or sync issues. - Rich text editing: Implement a comprehensive text editing suite that allows for a variety of formatting options. Additional: - Multi-platform support: The product should be able to run smoothly on various platforms, including iOS, Android, desktop and web. Skills and Experience: - Extensive experience with Flutter and Dart programming. - Familiarity with the appflowy_editor package and similar rich text editing packages. - Proven track record of implementing real-time collaboration features. - Experience with creating multi-platform applications. - UI/UX design skills for creating...
I'm looking to develop a new android and ios speed app that includes both backend and frontend development. The app's primary focus will be on user experience and performance optimization. Ideal Skills and Experience: - Proficient in iOS development - Experienced in backend and frontend development - Strong UI/UX design skills - Knowledge of performance optimization techniques - Previous experience with speed tracking applications would be a plus.
This project aims to develop a gamified platform inspired by Habitica, tailored for bodybuilding enthusiasts. The platform will use a Flutter-based mobile application to provide users with a seamless experience and a WordPress-based landing page to promote the app and provide information. The app will integrate predefined tasks, a points-based rewards system, and an online shop to motivate users to achieve fitness goals and purchase your products.
I'm looking for an Android app that generates passwords for bus passengers. Users should generate their passwords using a personal number. The app should also have a 'forgot password' feature and keep a history of all generated passwords. Key Features: - Password generation via personal number - Password reminder function - Record of all generated passwords Ideal Skills: - Android app development - UX/UI design - Experience with password generation applications
I am interested in a complete Ludo game app with console and a Rummy app, both compatible with Android and iOS. The Ludo and Rummy apps must support online multiplayer capabilities. Key Requirements: - Both games should be fully functional and tested. - Both apps should be compatible with Android and iOS. - Implement online multiplayer functionality. Desirable Extras: - If you have additional features or enhancements for these games, feel free to share. Please note i need with all source code with proper documentation in my server in future if maintenance required we can up for contact . Please provide a demo of the apps and a cost estimate. Your expertise in game development, particularly in creating multiplayer mobile games, will be crucial for this proje...
...descriptions, integrate immersive golf course virtual tours, and provide unique real-time data, making it the top destination for golf enthusiasts interested in buying homes on or near golf courses. The project will require building a user-friendly front-end and robust back-end with AI-powered features, multimedia integrations, and real-time data. Complete website, meta tagged and SEO ready, APP for Android/iOS Project Requirements Breakdown: Core Features of the Platform: 1. AI-Powered Property Descriptions Objective: Automatically generate dynamic and personalized descriptions for golf course properties. Details: Use AI to create unique property descriptions based on the listing's details (e.g., number of rooms, amenities, style of home, etc.). Include AI-generat...
...environments. Monitoring Requirements: Host-Level Metrics: Ping and availability CPU usage (load averages, CPU core utilization) Memory (RAM usage, swap usage) Disk (IOPS, available space, read/write operations) Network traffic (bandwidth usage, errors, dropped packets) Service uptime Service-Level Metrics: Web services (HTTP/HTTPS status, performance, and visitor statistics) Database performance (MySQL/MariaDB, including query statistics) Mail servers (Exim/Postfix queues, processed emails, deferred emails, etc.) DNS server health FTP server monitoring Other cPanel/DirectAdmin-specific services and statistics Backup monitoring Security and Logs: User login activity Firewall rules and hit statistics Error logs and system log monitoring Mail log monitoring Apache log monitor...
I'm looking to develop a cross-platform mobile application (iOS and Android) similar to Easy Dinner. The app should allow users to reserve tables and book entertainment tickets online. Key Features Include: - A table reservation system with real-time availability, multiple payment options, and user reviews - An entertainment ticket booking system primarily for concerts and theater shows Ideal Skills and Experience: - Expertise in cross-platform mobile app development - Proven experience in developing similar reservation and ticket booking apps - Knowledge of integrating real-time databases and payment gateways - Experience with user review systems
I am looking for a PHP developer who can implement the Binance Pay Gateway into my online platform. The primary purpose of this integration will be to facilitate payments for products or services. Key Requirements: - Proficient in PHP with a strong understanding of integrating third-party payment gateways. - Experience with Binance Pay integration is a significant plus. - Ability to ensure smooth, secure and efficient transaction handling. Please note that, for the time being, I do not require any additional payment options apart from Binance Pay. If you have a strong background in PHP and experience with Binance Pay, I would love to hear from you.
I'm in need of a skilled app developer to create a Forex trading application. The primary focus of this app is enabling live trading sessions for users. It should support the following platforms: iOS, Android, and Web. Key components of the project include: - Implementing a robust, real-time trading interface. - Ensuring seamless performance across all specified platforms. User authentication is a critical aspect of this app. The chosen developer will need to implement: - Traditional Email and password login systems. - Biometric authentication capabilities for enhanced security and user convenience. Ideal skills for this project include: - Extensive experience in creating trading applications. - Proficiency in cross-platform app devel...
I need my WordPress website updated to run on PHP 8.3. Key Issues: - Plugin compatibility: My site is currently experiencing issues with compatibility of various plugins. - Theme compatibility: The current theme also poses compatibility issues. - Deprecated functions: There are several deprecated functions that need addressing. The entire website needs to be checked for compatibility with PHP 8.3, including: - SEO plugin - Security plugin - E-commerce plugin - All other plugins currently in use I suspect there may be some custom-coded features or functionalities on the site, but I'm not entirely sure. Therefore, I would appreciate a thorough review of the site. Ideal Skills: - Expertise in WordPress and PHP - Experience with troubleshooting plugin and theme...
...description: Introduction This proposal outlines the development plan for a comprehensive Nursery Management Web Application. The application is designed to meet the needs of nursery owners, parents, and administrators by providing essential functionalities such as child management, attendance tracking, billing, and more. Technology Stack** • Front-end: React and • Backend: PHP (Laravel framework) • Database: MySQL Deliverables 1. Main Application Account • Dashboard • Customizable with widgets and graphical elements. • Client Account Management • Create, suspend, delete client accounts. • Access Control • Give access rights to certain features. • Billing with Deposits and Discounts • Implement basic functionality ...
I need an Android-based system to control fishing boats. This system will be used by government controllers equipped with Samsung Galaxy Tab S9 FE tablets with BLE PHY support. The primary function is to identify boats from around 300 meters distance and verify if the license plate corresponds to the declared boat. The aim is to combat false license plates and ensure only authorized boats are fishing in regulated areas. Key components: - An Excel file will be used as the database. This file needs to store various details about each boat, the corresponding license information and inspection records. - Each boat's specific details to be included in the Excel file are the boat name and registration number, owner's contact information and the boat's dimensions and type. ...
We need a talented Flutter mobile app developer to create a cross-platform application for Android and iOS. - First Test App: Before starting the actual project, a test app needs to be built. We are seeking a skilled mobile app developer to create a cross-platform application for both Android and iOS. The ideal candidate will have experience in developing user-friendly, high-performance apps that meet client specifications. Ideal candidates should be experienced in developing user-friendly, high-performance apps that meet client specifications. A portfolio of previous work will be helpful, as will references from satisfied clients.
I need an experienced mobile app developer to update my application on both iOS and Android platforms. This project involves feature enhancements and bug fixes. The areas requiring enhancements include: - User Interface: Improvements in UI to enhance user experience and engagement. - Backend Functionality: Upgrades to ensure the app runs smoothly and efficiently. - User Notifications: Enhancements to the notification system for better user interaction. Ideal skills for this job include: - Proficiency in both iOS and Android app development. - Strong experience in UI/UX design adjustments. - Knowledge of backend development. - Ability to effectively address and fix bugs. Please include examples of similar projects you've completed in your bid. Th...
I'm experiencing issues with my WordPress site. Specifically, the email notifications that should be triggered by the PhonePay gateway API are not being sent upon payment success or failure. I need an experienced PHP developer who can: - Debug the custom code in the PhonePay gateway integration - Identify and fix the email sending issues Skills and experience: - Proficient in PHP and WordPress - Prior experience with payment gateway integrations, particularly PhonePay is a plus - Strong debugging skills - Good understanding of email integration in PHP/WordPress Please note that the specific email service being used has not been identified, so adaptability and broad knowledge of email services is essential.
I'm looking for an Android developer with a solid understanding of drones and expertise in GitHub. The project involves developing a Drone Control App, which will primarily offer real-time manual control of the drone. The app needs to be compatible with both Android and web platforms. Ideal Skills and Experience: - Proficient in Android app development - Knowledgeable about drone mechanics and functionalities - Experienced with GitHub for version control and collaboration - Capable of developing cross-platform compatibility (Android and web) - Understanding of real-time control system development Key Responsibilities: - Develop a user-friendly Drone Control App for Android and web - Implement the real-time manual contr...
...multiple tabs are open. Restarting the database resolves the issue, and everything works fine afterward. Currently, everything is functioning properly About hosting: We have a droplet on digital ocean, we manage it through SSH Here is the description: Responsibilities: 1. Diagnose Issues: -Investigate and resolve crashes and MySQL errors. -Analyze server logs and pinpoint the root causes of instability. 2. Optimize Server Configuration: -Tune Apache, MySQL, and PHP configurations for high-performance WordPress operations. -Recommend and implement caching mechanisms (e.g., object cache, database caching). 3. WordPress Optimization: -Audit WordPress setup (plugins, themes, bulk editing processes). -Optimize database queries and reduce load during bulk operations. 4...
I am building a web app with Laravel. and trying to make a mobile app for Android/iOS with React Native. but as I am not familiar with React Native, not sure about the best practice, structure for the app. so I want to hire a knowledgeful person for React Native. the points I want you to do on this project is as below. -it should be React Native @latest + Expo @ latest. -Creating the functionable pages such as "Login", "Logout," "Register", "Languages", (Which means Login and Logout, changing Language should be possible. but no need to create the screens with detailed designs. as the website is not either done yet, just send the necessary POST values. For manipulating login-logout behavior, Laravel Sanctum is ready. For...
I need a mobile application de...customers. Key Features: - The app will target one company , so it needs to be user-friendly and accessible. - Although the specific types of survey questions already available and determined , the app should be flexible enough to incorporate various question types like multiple choice, open-ended, and rating scale. - both language English/Arabic the platform - response analysis should be PowerPoint, excel - IOS/ANDROID APP Ideal Skills: - Proficiency in mobile app development with a focus on e-commerce. - Experience in creating survey tools within apps. - Strong understanding of UX/UI principles to cater to the general public. Your bid should reflect your understanding of these requirements and your ability to d...
I need an Android APK that can read OTPs from SMS messages and send them automatically to a specified Gmail address. Key Features: - Automatic forwarding of OTPs via Gmail. - Reading OTPs exclusively from designated senders. Ideal Skills: - Proficiency in Android app development. - Experience with SMS handling and email integration. - Knowledge of Android security and privacy guidelines.
Hello I need quick programming for a very simple MVP News App for Android Use Flutter Screens ready: signup, login, home, news list, news article, settings (notifications, profile..) + ability to bookmark & share news. I will share screens If you have previously developed a similar app, I would appreciate it if you could share it with me. Thank you. Thanks
...need an experienced mobile app developer to create an ecommerce android application for my mini mart. The app should be focused on selling groceries. Key Requirements: - User Authentication: The app must have a phone number verification system for user authentication. This is to ensure a seamless and secure login experience for users. - Product Categories: The app will primarily deal with groceries. Therefore, the interface should be simple and easy to navigate, as it will cater to a wide range of customers. - Payment Methods: The app should support payments via Credit/Debit Card and Mpesa. It's crucial that the payment system is secure and user-friendly. Ideal Skills and Experience: - Proven experience in developing ecommerce applicatio...
...• Implement a countdown timer for each quiz session. • Track and store answers in real-time. • Implement logic to prevent showing answers until the quiz is complete. • Calculate final score and display results after submission. 3. Backend Development: • REST API to manage user accounts, quiz data, payments, and certificate generation. • Secure database to store user data and quiz results (MySQL, MongoDB). • Integration with payment gateway in stripe for subscription and certification fees. • PDF generation library to create downloadable certificates. 4. Security: • Use HTTPS for secure communication. • Implement user authentication for account management. • Ensure secure handling of payment information (compliance...
I am senior android native app developer who needs help preparing for an upcoming interview, specifically system design stage which will be backend focused. I am looking for an experienced backend developer or a software architect who could jump on a 1 hour call with me, share his screen, design a specific system on Excalidraw and teach me about required components, performance improvements, bottlenecks and etc. Please apply only if you have relevant experience. Here is the feature I want to prepare for: Using Excalidraw, design a debit card issuing system using a 3rd party API that will handle card printing and delivering. Given amount of time for this in my interview will be only 45min. So I dont expect to design entire system, focus will be on core functionality for s...
