Java qr code reader jobs

I'm seeking an experienced Java developer to assist with a web application project. The primary focus will be on using Java 8 and JUNIT. Key Responsibilities: - Development of a web application using Java 8 - Utilizing JUNIT for unit testing and ensuring code quality Ideal Skills: - Proficient in Java 8 - Extensive experience with web application development - Strong skills in JUNIT for unit testing - Previous experience in developing user authentication, database interaction or RESTful APIs would be a plus. Please note, the specifics of the web application's functionalities will be discussed further.

...video calling functionality, but we are encountering the following problems: API Issues – Calls are not connecting properly or facing interruptions. Timing Accuracy – Need to ensure correct call duration tracking. Payment Logic – Coins should be deducted from male users correctly. Earnings should be credited to female users accurately. Requirements: Strong experience in Android Native Development (Java/Kotlin) Hands-on experience with Zego Cloud SDK for audio/video calls Understanding of real-time API handling and debugging Familiarity with in-app payment systems and virtual currency transactions Ability to quickly identify and resolve bugs Preferred Skills: Experience in social networking or live-streaming apps Knowledge of WebRTC or similar real-time communic...

Seeking a designer to create a sleek, modern flyer for my new product - neoprene/velcro awning arm straps with solar powered LED lights. The flyer will be used on Facebook and Instagram to promote product sales. You will need to incorporate: - My logo (provided) - Photos of the product (provided) - Information about the product - A QR code (link provided to the winner) - Our email address (provided to the winner) It's important to highlight the innovative features of the product. The ideal freelancer will have experience in product marketing, graphic design, and social media promotion. Please note, there will be no phone number, address or price on the flyer.

We are looking for a FULLSTACK developer programmer who can update the code of one of our extensions (plugins) from Joomla 3 to Joomla 5. ATTENTION: this job concerns the search for a programmer and NOT A WEB DESIGNER. You don't have to update the website, but our extension which must be compatible on any site in Joomla 5. Key Project Points: 1. Joomla 5 code dependencies have changed such as JFactory calls and you need to update classes, api, functions, and core dependencies. For example same call like Jfactory are deprecated for Joomla 5, so we need to update code, api call, db call. 2. Our Extensions Package includes a Component, Modules, and Plugins. 3. There is no need to add new features, but to make sure that everything works correctly for Joomla 5 in ...

I'm looking for an experienced QA professional to help me set up a Java Selenium Cucumber framework. The primary focus will be on testing the navigation flows of my personal website using Chrome as the browser. Key requirements: - Expertise in Java, Selenium, Cucumber - Experience in setting up test automation frameworks - Understanding of web navigation flows - Knowledge of testing on Chrome - Previous work with personal or corporate sites Your job will be to create a few test scenarios focusing on the navigation of my site. Please include relevant test cases that can cover different aspects of the website's navigation. A keen eye for detail and a methodical approach to testing will be essential for this role.

I'm seeking a talented content writer specializing in technology-themed blog posts. The primary goal of these posts is to increase website traffic, so your writing should be engaging, SEO-friendly, and able to capture and retain reader interest. Key Requirements: - Proven experience in tech-related content creation - Strong understanding of SEO principles - Ability to write engaging and informative blog posts Skills and Experience: - Content writing - SEO optimization - Technology knowledge

I'm looking for a skilled programmer to make minor modifications to my Ludo game code. The game is on a mobile platform and is written in C++. Ideal Skills: - Proficiency in C++ - Experience with mobile game development - Familiarity with Ludo game mechanics Please provide examples of similar projects you've worked on.

I have to specify that my application already works, I want to make it more user friendly with continuous QR code recognition, the multiple scan offered by Power Apps does not suit me

...looking for an experienced developer who can execute and implement pre-existing code for a fully functional AI-powered video call app with a customizable avatar. The code will be provided by us, and the developer’s task will be to set up, configure, and ensure the app is working properly. Main Requirements: 1. Pre-existing Code Execution: All the necessary code, libraries, and assets will be provided. The developer will be required to implement and execute this code to ensure the app functions as intended. 2. AI-Powered Communication: The app will include AI capabilities for the avatar to simulate natural conversations during video calls. The developer must ensure the AI systems work as intended with the provided code. 3. Avatar Custom...

I'm seeking an experienced AI Developer to create an interactive AI-based tutor capable of conducting technical interviews with a focus on programming languages and related topics. Key Responsibilities: - Develop an AI tutor proficient in Python, JavaScript, Java etc. - Design the AI tutor to pose questions related to algorithms and data structures, system design, and language-specific features. - Ensure the interview questions are of intermediate difficulty. The application should: - Interact with users via voice to voice. - Leverage backend tools like Google Text to Speech API, chatGPT, or similar technologies. - Utilize a real 3D character with proper lip-sync to create a realistic tutoring experience. Ideal candidates will have: - Extensive experience in AI...

I'm looking for support in uploading product pages to Google's comparison shopping service for my WooCommerce website. Ideal Skills: - Experience with Google Comparison Shopping Centre - Java and JSON coding - IntelliJ

1. Set up Azure OpenAI to analyze GitHub Actions logs and identify deployment errors. 2. Create a GitHub Action that triggers on failure, sending logs to Azure OpenAI for diagnosis. 3. Develop an AI-driven script to suggest and apply automated fixes based on error patterns. 4. Implement logging and monitoring to track all healing actions and maintain transparency. 5. Use GitHub API to post AI-generated solutions as comments and refine AI models over time.

...developed for both iOS and Android. The app will use custom animations akin to a FIFA Ultimate Team card pack opening. Instead of players, the animations will reveal country landmarks when a customer scans a QR code. The design style of the app should be cartoonish, making it appealing and engaging, especially for children. Key Features: - Custom, fun animations of global landmarks. - Display of fun trivia about each landmark. - A shopping platform for buying products. - A collection feature for existing landmark stamps. - Monthly delivery of different country boxes. When user scans QR code in app it displays their collected landmark stamp in app this is where the animation needs to appear followed by fun facts The purpose of this app is twofold: to provid...

I need a skilled programmer to write basic code for the XIAO ESP32C3 by Seed Studio. This code should achieve the following: - Host a WiFi Access Point (AP) if the device is not configured. - Allow a user to connect to the AP and enter their WiFi details. - Enable the user to input a "key" for thingsboard.io. The primary purpose of this code is to gather and transmit sensor data. The telemetry transfer method will be simple HTTP POST requests that include the following values: - Battery voltage from pin A1 (using a 220k voltage divider from a 3.7v battery). - Temperature from pin D8 (using a DS18B20 one-wire temperature sensor). - Input1 from pin D4 (open/closed). - Input2 from pin D6 (open/closed). At this time, no Remote Procedure Call (RPC) is required...

Need to clear amazon online assessment Ideal Skills and Experience: - Proficient in Java and JavaScript - Expert knowledge of data structures, particularly arrays, trees, and graphs - Experience with solving hard-level problems on platforms like Leetcode - Familiarity with Amazon's online assessment format - Excellent problem-solving skills

I'm seeking a developer to create a minimalistic website where customers can upload audio files, make payments, and receive a framed QR code via post. Key Features: - Minimalistic design - Audio file upload capability - Secure payment processing (Credit/Debit Card) - QR code generation -Emailing confirmation to customers -Customers should be able to chose different sized frames, eg A3, A4, A5 Ideal Skills: - Web development (full stack) - UX/UI design (minimalistic) - Payment gateway integration - QR code generation and emailing systems setup Please note, the website should not support PayPal or Cryptocurrency. The focus is purely on Credit/Debit Card transactions.

...should enforce these limits separately. Users will select their preferred event via a checkbox. 2. Prevent Duplicate Registrations – If a user registers for one event, they should be blocked from registering for the other. 3. Automated QR Code in Confirmation Email – Upon successful registration, the system should generate a unique QR code and send it via email confirmation. The ideal freelancer for this project should have: • Extensive experience with JotForm, particularly in using conditional logic, form restrictions, and integrations. • Proficiency in QR Code Automation, whether via Zapier, API, or built-in solutions. • Ability to deliver a fast turnaround as this project is urgent. If you have done similar projec...

I'm seeking a professional to review and optimize the VB code in my Excel file, which has been modified over the past 20 years. The primary goal is to streamline the code for future users. The code has sections that handle macros and automation scripts. These scripts involve data import, formatting, and report generation. Ideal skills and experience for the job: - Proficient in Visual Basic for Applications (VBA) - Extensive experience with Excel - Previous experience in code optimization for performance - Excellent problem-solving skills, particularly with macros and automation scripts - Ability to simplify complex code for future understanding

I need a program/script that automatically generates crosswords and exports them in a specific JSON format for my Android application. Main Requirements: 1. The program must receive a list of words as input 2. Must place words in a 10x10 grid, crossing them optimally 3. Words can be placed horizontally or vertically 4. Must generate ...} ] } Technical Specifications: - Each word must have its positions defined in x,y coordinates (0-9) - The program must maximize the number of crossings between words - Words cannot overlap incorrectly - Must validate that all words fit within the grid - The "id" and "image_url" fields can be dummy values Deliverables: 1. Program source code 2. Usage instructions 3. Basic documentation 4. Output examples in JSON format The pr...

Description: We have a website that is currently running on PHP 5.6: Qipco Racing Website. This website is used for uploading and managing photo albums. However, since PHP 5.6 is no longer supported by our hosting provider, we need an experienced PHP developer to upgrade the codebase to PHP 8.1+ while ensuring all functionalities remain intact. Project Scope: Upgrade the website from PHP 5.6 to PHP 8.1+ Update deprecated functions and ensure compatibility with modern PHP standards Update database connections to work with PHP 8.1+ Ensure photo upload and album management features work correctly post-upgrade Perform necessary testing to confirm full functionality Requirements: Proven experience in upgrading legacy PHP applications Strong knowledge of PHP 5.6 an...

Upgrade 7-Zip 16.04 SFX to 7-Zip 24.09, Maintaining Existing Customizations We have a highly customized self-extractor based on the 7-Zip project SFXSetup that is included in the standard 7-Zip source codes available at We need this code to be upgraded to the latest version of 7-Zip (currently 24.09), while retaining all of our customizations and compatibility settings. For instance, the minimum operating system supported by our compiled binary is Windows XP without any service packs installed, and this compatibility needs to be retained. The resulting self-extractor must also be able to take advantage of compiler intrinsics for the fastest extraction speeds on the latest generation of CPU hardware. To help you accurately estimate the scope of work

I am looking for an engineer to help design, component selection and build of various functions of an LPG gas meter. This will include: - Gas Flow Sensor - Microcontroller - Display - Recharge Module (NFC/QR Scanner/Keypad) - GSM/Wi-Fi Module - MQ6 - Ball Valve All data from the meter to be pushed to cloud (This will be provided)

...of service-based industry - Ability to create engaging, easy-to-understand content - Proficiency in graphic design software The ideal freelancer will have a strong portfolio of similar work, and be able to deliver a high-quality, professional brochure in a timely manner. Below are the project details: I would like the design to be consistent with the. business cards attached ( Do NOT put the QR Code in the design) and website. Tri-Fold Brochure 8 1/2 x 11 U Fold -

...1. Integration Between Clinic and Store: • Prescription Sharing: Patient prescriptions from the clinic should sync automatically with the store’s system. Sales staff can directly access the latest prescriptions. • Centralized Database: A unified database storing patient records, prescription details, purchase history, and medical reports, updated in real time. • QR Code/Patient ID Access: Each patient receives a unique QR code or ID, enabling instant access to their records and prescriptions. 2. Insurance Integration: • Coverage Verification: Real-time verification of insurance coverage by entering the insurance ID or national ID. Displays coverage status clearly (Covered/Not Covered). • Electronic Claims Submission: Direc...

I need an experienced developer to integrate Affirm on two of my Shopify websites. The integration should include: - Displaying Affirm as a payment option at checkout ...Displaying Affirm as a payment option at checkout - Showing Affirm cost breakdown on product pages - Adding Affirm promotional banners across the sites I have the necessary Affirm credentials ready for the integration. However, the design of the Affirm logos and payment options needs to match my websites' current design theme. Ideal skills and experience for this job include: - Proficient in Java and other coding languages - Extensive experience with Shopify and its payment integrations - Strong understanding of web design and ability to match existing design themes - Previous experience with Affirm integr...

I have a script that calculates wallet holders of my SPL token and figures out how much to send to each. It's nearly complete, but I'm having trouble making the actual batch transactions and a...much to send to each. It's nearly complete, but I'm having trouble making the actual batch transactions and airdrops. Your tasks would primarily involve: - Assisting with transaction structuring - Handling empty or non-minted wallets - Potentially setting up initial SPL token accounts for wallets that don't have one The ideal candidate for this project should have extensive knowledge of Node and Java, as well as experience with batch airdropping. You should be able to troubleshoot and provide solutions quickly, as I need help with this now. Looking for help right...

Hey Rana can you fix this flyer for me. The sizes, fonts, etc. of the QR codes don't line up. I need to make it look uniform.

My C++ trading code is experiencing an authentication failure while trying to connect to the Deribit API. This is hindering my ability to manage my trading accounts. Key Requirements: - Diagnose and fix authentication issues with Deribit API - Experience with C++ and Deribit API is a plus - Proficient in troubleshooting in Windows environment This project calls for a professional who can efficiently resolve the problem, allowing me to resume trading activities.

I'm seeking a professional who can resolve a deprecated code issue on my WordPress site, which uses Elementor Pro and the theme builder. The specific error to be addressed is: "Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /home/divitzjt/" The objective is to ensure that this error does not appear in the Elementor theme builder after the fix. The ideal candidate should: - Be proficient with WordPress, Elementor Pro, and theme builder - Have experience troubleshooting and fixing deprecated code - Be able to implement a robust solution to the problem

I'm looking for a professional designer who can create a mini...incorporate the following elements: - My company logo - My contact information, website , address, phone, email - Our company slogan - A QR Code, which provides all information in digital and saves to contact. a QR code to website on back side - My designation - Links to our Instagram and LinkedIn - My Photo The color scheme for the card should align with our corporate colors. Ideal skills and experience for the job include: - Strong graphic design background - Experience in creating minimalist design - Proficiency in using design software - Understanding of brand consistency and corporate identity - Ability to create QR codes and integrate them into design I look forward to seeing ...

I'm looking for a skilled mobile app developer to create a cross-platform (iOS and Android) social networking app. Key Requirements: - Proficient in mobile app development (especially for iOS and Android). - Experience in developing social networking apps is a plus. - Knowledge of UX/UI design principles for social apps. - Proficiency in relevant programming languages (Swift, Kotlin, Java etc.) - Strong communication skills for collaborative development process. The ideal freelancer will have a portfolio of similar projects and be able to deliver a high-quality, user-friendly app.

I'm looking for a professional designer who can create a mini...incorporate the following elements: - My company logo - My contact information, website , address, phone, email - Our company slogan - A QR Code, which provides all information in digital and saves to contact. a QR code to website on back side - My designation - Links to our Instagram and LinkedIn - My Photo The color scheme for the card should align with our corporate colors. Ideal skills and experience for the job include: - Strong graphic design background - Experience in creating minimalist design - Proficiency in using design software - Understanding of brand consistency and corporate identity - Ability to create QR codes and integrate them into design I look forward to seeing ...

...manage user registration and quick race starts. Specific user workflow - This is for using AC at a game arcade - when they sit at the PC that runs the game, they should see an individualised login screen using a qr code tied to the specific computer which they can scan with their phone and then register by filling a form to provide their details such as screen name, email and mobile number. If already registered, they can just sign in on their phone - they should be able to select game duration (3 or 5 laps) and pay on the phone - the PC that runs the game (and showed the login QR code) should be able to activate AC and start the race as per the option paid for - depending on players race performance they accrue points that can get deposited in their use...

I need a comprehensive deployment dashboard that tracks application deployments using Java and Angular, hosted on AWS. The dashboard will need to integrate with various AWS services, specifically EC2, S3, and EKS. Key Features: - Monitor application deployments in real-time - Accessible to multiple user roles: Administrator, Developer, Operations, and Guest - Generate detailed reports on deployment history and metrics - Provide notification alerts for deployment successes or failures - Integrate with popular CI/CD tools like Jenkins or GitLab Ideal Skills and Experience: - Proficiency in Java and Angular - Strong knowledge of AWS services, particularly EC2, S3, and EKS - Prior experience in developing deployment dashboards - Ability to create user-friendly interfaces for di...

I need a comprehensive deployment dashboard that tracks application deployments using Java and Angular, hosted on AWS. The dashboard will need to integrate with various AWS services, specifically EC2, S3, and EKS. Key Features: - Monitor application deployments in real-time - Accessible to multiple user roles: Administrator, Developer, Operations, and Guest - Generate detailed reports on deployment history and metrics - Provide notification alerts for deployment successes or failures - Integrate with popular CI/CD tools like Jenkins or GitLab Ideal Skills and Experience: - Proficiency in Java and Angular - Strong knowledge of AWS services, particularly EC2, S3, and EKS - Prior experience in developing deployment dashboards - Ability to create user-friendly interfaces for di...

I'm looking for someone to install a personal iPad app onto my device. The app is no longer available in the App Store, but I have the source code. Requirements: - Knowledge of how to install an app from source code onto an iPad - Ability to guide me through the process as I have some technical knowledge but not enough to do it independently - No need for creating an Apple Developer account, as I do not want to do that Skills and Experience: - Previous experience with iPad app installations - Good communication skills to explain the process to me - Technical expertise to handle potential issues during the installation

...fix the issue. Responsibilities: Review and understand the existing ARCore implementation in our Android application. Identify the bug(s) that prevent accurate placement of AR content using coordinates. Modify the code to ensure precise and stable AR content placement within the AR view. Test the solution across multiple devices to ensure compatibility and performance. Requirements: Proven experience with ARCore and Android development. Strong understanding of augmented reality principles and coordinate systems. Ability to debug and optimize AR experiences. Proficient in Java. Good communication skills and attention to detail. Deliverables: A working ARCore implementation that correctly places content at given coordinates within the AR view. Documentation of the chan...

I'm looking for a cross-platform (iOS and Android) app that can help users identify ingredients and check their safety. Key Features: - Text recognition from images: The app must be able to recognize text from images, enabling users to scan ingredient lists. - Manual ingredient search: Users should also have the option to manually search for ingredients. - It'll have a free version and a premium version. It needs to accept payments and ads. Safety Checks: - Allergen detection: The app should be able to check ingredients for potential allergens. - Harmful ingredients detection: The app should also check for harmful ingredients. - Curly Girl Method compliance: Additionally, the app should be able to recognize and flag ingredients that are not compliant with the Curly Girl Method...

I'm seeking a skilled illustrator for my children's book "Dilly and Pals See Me Read." This is for a 6x9, 26-page beginner reader, including a cover. The second edition needs all new illustrations, as the first was poorly received. Key Requirements: - Realistic, playful and fun illustrations that capture the expressions of the main character, a young boy, and his stuffed and real animal friends. - Previous experience with KDP and Ingram Spark formatting is essential. - A quick turnaround is necessary due to budget constraints. To be considered, please preview the current book and share your vision for the new illustrations. I will only review proposals from illustrators who demonstrate an understanding of the project's needs. Thank you.

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I'm seeking a professional who can implement both design and functional coding changes on my web application hosted on an AWS server. Key Responsibilities: - Update the design elements of the web application, improving its overall user experience and interface - Implement necessary coding changes, which may include bug fixes, adding new features, and performance optimization Ideal candidates should possess: - Extensive experience with AWS and web application development - Proficiency in both design and coding - Excellent problem-solving skills for debugging and performance optimization - Creativity and a keen eye for design to enhance the user interface

I am looking for an experienced developer with knowledge of Saudi HR regulations to transform my outdated Access Database into a modern HR system. The features I need include: - Application Tracking System (ATS) - Adding Candidates Form - Adding Employees Form - User Management for the...to transform my outdated Access Database into a modern HR system. The features I need include: - Application Tracking System (ATS) - Adding Candidates Form - Adding Employees Form - User Management for the database - Payroll System - Vacation Tracking System - Job Posting Feature - Automated Replies via Email and Text Message - End of Service Calculator Form - Reports and Statistics - AI Resume Reader The goal is to integrate AI functionalities and automate processes wherever possible to improve e...

I'm looking for a developer to create a comprehensive task management application that f...functionality for task doers. - Referral codes and Promo codes changes - percentage change of fees from both task doers and hirers - changes in subscription plans 3. **Technical Stack**: - A web-based front-end and admin panel built with React.js. - A backend/API powered by Java. - MySQL database with AWS for hosting. Ideal candidates for this project should have substantial experience in Flutter for mobile application development and React.js for web-based interface creation. A strong background in Java for backend development and MySQL for database management is also essential. Understanding of secure payment systems and identity verification processes will ...

I'm looking for a skilled Excel VBA programmer who can help me fix my current VBA code. The code is supposed to automate repetitive tasks, but it's producing incorrect results. - Code Fixing: The primary task will be troubleshooting and fixing the existing VBA code. - Automation: After fixing, I will need the coder to enhance the script to automate more tasks in Excel. Ideal candidate should possess: - Proficient knowledge in Excel VBA - Experience in coding for task automation - Problem-solving skills to rectify existing code - Attention to detail to ensure accuracy in results.

I'm seeking a seasoned developer to build a Java Spring based utility. This utility will convert XML metadata to JSON metadata, with a keen focus on: - Handling the mapping of XML to JSON tag - Implementing a set of predefined business rules (data transformation rules such as field renaming, data type conversion, data merging/splitting) - Ensuring robust error handling throughout the conversion process These business rules are thoroughly documented in a file, which will be provided. The ideal candidate will have extensive experience with Java Spring and a solid understanding of XML and JSON structures. Attention to detail and ability to implement error handling effectively are crucial for the success of this project.

I'm in urgent need of a skilled UI...urgent need of a skilled UI Developer to focus on the design of a Corporate and Professional styled Web Application UI. The ideal candidate should be proficient in Angular, Java Script, , Node.js, and react.js. Key Responsibilities: - Develop a user-friendly, modern, and minimalist web application interface. - Ensure the UI aligns with a corporate and professional theme. Ideal Skills: - Extensive experience in User Interface Design focused on Web Applications. - Full Stack Development capabilities to understand and design in sync with backend requirements. - Proficient in modern web technologies: Angular, Java Script, , Node.js, and react.js. I look forward to collaborating with a professional who can help bring this project to f...

We are seeking an expert in automation testing to automate our casino game. Below are the key requirements: - Game Type: Casino Game - Platform: Web-based - Game Framework: React (responsive design) - Testing Type: Automation testing using Selenium - Required Code Base: Java with Cucumber utilizing a BDD framework; API integration with Postman is needed. Ideal Candidate: A skilled developer with extensive experience in automation testing, particularly with casino games, and proficiency in the specified technologies.

I need a skilled copywriter to craft compelling email content aimed at promoting my digital product. This email is primarily sales-focused and should entice the reader to take action. Ideal Skills and Experience: - Proven experience in email marketing copywriting, specifically for digital products. - Exceptional understanding of persuasive writing techniques and sales strategy. - Ability to create engaging content that drives customer action.

I'm looking for a skilled Android developer to improve and add some features to my browser. Key Features to Enhance: Change icon and name of the app - Bookmarks: I need an improved bookmark management system that is user-friendly and efficient. - Login: This should be transformed to provide secure login functionality. - Home Page: The home page needs to be customizable. Ideal candidate should...user-friendly and efficient. - Login: This should be transformed to provide secure login functionality. - Home Page: The home page needs to be customizable. Ideal candidate should have: - Deep understanding of Android's browser architecture. - Experience in UI/UX design for Android. - Proven track record of implementing feature enhancements in Android applications. Languages python and...

...involves utilizing a Laravel template I already have from Codecanyon and developing APIs for a Flutter app. Key Features: 1. Three levels of privileges: Tenant, Property Manager, and Landlord 2. Tenant Dashboard functionalities: - View lease agreements of his ap (203) - Submit maintenance requests - Pay rent - Communicate with the property manager or operations via in-app chat - Create QR codes for guests - Upload photos on move-in and move-out 3 property manager : Home Screen: You'll see an overview of Building 2: List of all apartments in the building, including Ap 203 Occupancy rates and upcoming vacancies Outstanding rent payments and upcoming due dates Property Info: You can access detailed information for each apartment, including Ap 203: Tenant det...