Java Jobs

I'm looking for an expert developer who can optimize a web-based Google Maps application with over 200,000 markers. This work will also carry over into React Native Mobile App. - Key Requirement: Implement an effective clustering mechanism to manage the fast visual display of these markers in clusters. These clusters of markers must load quickly and then user can zoom in to see specific markers (pins). - Purpose: This project primarily aims to enhance the map's performance and usability for visualizing and then selecting data (markers / pins). Ideal Skills and Experience: - Proficiency in working with Google Maps API is essential. - Experience in large scale clustering and map pin load speed optimization - Previous experience in developing web mapping + mobile app mapping app...

I'm looking for a seasoned developer to help me create a Telegram mini app similar to Athene Network. The project will be primarily built using JavaScript, Node.js, and the Telegram Bot API. Key Requirements: - Building the app with animated graphics. (Specific types of animations to be discussed) - Implementing secure Two-Factor Authentication (2FA) - Integrating Cryptocurrency payment methods. While I haven't specified which animated graphics to include, they will encompass various types such as loading animations, button animations, and transition animations. The ideal candidate should have a strong background in developing interactive, user-friendly apps with JavaScript and Node.js, as well as experience with the Telegram Bot API. Skills and Experience: - Extensive expe...

I'm encountering Groovyc errors while trying to compile my WAR file for a project that uses Java(1.7.0), Kotlin, Groovy, and Grails. The example error I keep encountering is "Groovyc: unable to resolve class ". I've been using Gradle as my build tool, managing dependencies from a local repository. The project is based on Grails 2.x. The ideal freelancer for this project should: - Have extensive experience with Gradle and Grails 2.x. - Be skilled in Java, Kotlin, Groovy, and Grails. - Have a proven track record of resolving Groovyc errors. - Be able to help me compile the WAR file without errors. In addition: Other Errors: 1) Need Google API for map/location "Google Cant Load Map Correctly" 2) Cannot login via APK. This is related to Google API. "Faile...

I'm seeking a Python developer who specializes in Graph Neural Networks (GNNs). The primary focus will be on implementing temporal models such as TGAT and TGN, as well as spatial models. You will be working with the Deep Graph Library (DGL) on this project. Key Responsibilities: - Develop and implement GNNs with a focus on temporal and spatial models. - Utilize DGL for all development tasks. - Target graph classification as the primary goal of the GNN. Ideal Skills: - Extensive experience with Python and GNNs. - Proficiency in DGL is a must. - Prior work with large-scale datasets. - Strong understanding of temporal and spatial models. Please share examples of relevant work you have done in the past.

I'm seeking a Minecraft developer to create a personalized plugin for my friend and I. The plugin will enhance our Java Edition Minecraft experience, for example by introducing new items, blocks, and gameplay mechanics. If you you are interested, then I will send you two lists of features that we would like to see added to the game, a list from my friend and a list of my own. I'm open to hear about feedback about how realistic ideas are, I understand that Java, my budget and your time has limits. Finally, this project is relatively lighthearted, but that doesn't mean you won't be fairly compensate you fairly for your efforts. Your interest and efforts will be greatly appreciated.

I'm looking for an expert to help me add live stream movie and series channels to my IPTV for that I can start with my own IPTV Business for that Clients can restream this one. The ideal candidate should have a deep understanding of IPTV systems and streaming protocols to optimize content delivery. - Content: The channels to be integrated will cover both movies and TV series, spanning all genres from new releases, classic films to documentaries. Hence, a good understanding of diverse content types is beneficial. - Streaming Protocols: I prefer to use HLS (HTTP Live Streaming), MPEG-DASH, and RTMP (Real-Time Messaging Protocol). Proficiency in these protocols is a must. Skills and experience required: - Extensive experience with IPTV systems - Proficient in HLS, MPEG-DASH, and RTMP -...

Necesitamos implementar un sistema en java que permita mandar notificaciones a 400k usuarios en tiempo real usando Firebase Messaging, sin usar Topic porque no funciona en tiempo real.

**Calling All Visionaries!** We're a passionate startup on a mission to **reimagine family connections**. Buckle up, because we're looking for a design genius to create an interface that's as **intuitive as navigating your own family tree**. **The Challenge:** Design a mobile and web app that becomes the **ultimate hub** for families to connect and **unlock their shared potential**. **Here's the Magic:** This app seamlessly integrates information from diverse fields, going beyond names and dates. We'll showcase everyone's **occupations, businesses, hobbies, life experiences, licenses, certifications, and even general knowledge**. It's a **family talent pool** at your fingertips! **Imagine This:** * **Effortless Exploration:** Build and visualize fam...

I'm looking for a seasoned Java developer with strong experience in Salesforce CRM and Java Spring. The project primarily focuses on the CRM and Payroll modules within Salesforce. You will be tasked with implementing features related to Customer Support and Sales Automation. Ideal Skills: - Proficient experience with Salesforce CRM, especially in the CRM and Payroll modules. - Strong expertise in Java Spring. - Proven track record in backend API development and integrating with Salesforce. - Prior experience in enhancing Customer Support and automating Sales processes within Salesforce is a plus. - Your prior experience in developing similar systems will be highly valued. Please provide relevant samples of your work for consideration. 1. The first 2 weeks will be a trial period wi...

I'm in search of an experienced Android developer to create a comprehensive Point of Sale (POS) app. Key Features: - Inventory Management: The app should help in tracking stock levels, orders, sales and deliveries. - Sales Tracking: It should be capable of recording sales and generating reports to understand sales trends. The app is intended for small business management and should be optimized for tablet use. This means the UI should be simple, intuitive and touch-friendly. A crucial requirement is that the app must be able to operate seamlessly both offline and online. This is to ensure uninterrupted service during internet outages, which can be common in some areas. User Roles: - Admin: Full access to all functionalities. - Cashier: Limited access, primarily focused on proce...

I need an experienced Android developer to urgently address one issue in my app and make three UI changes. - **Video Playback Issue**: We've integrated an API and added m3u8 files as URLs, but I need some format conversion work done to allow these files to play videos correctly. - **m3u8 File Issue**: There's a problem with the m3u8 files where they are not being recognized. This needs to be resolved promptly. A quick turnaround is essential as this is a time-sensitive project. Ideal candidates will have extensive experience with Android development, specifically in troubleshooting video playback issues and handling m3u8 files.

Below is the pine script that needs to be converted to Motivewave Java. //@version=5 indicator("QQE Advanced",overlay=true) // RSI_Period = input(5, title='RSI Length') SF = input(3, title='RSI Smoothing') QQE = input(3.39, title='Fast QQE Factor') ThreshHold = input(3, title='Thresh-hold') // sQQEx = input(false, title='Show Smooth RSI, QQE Signal crosses') sQQEz = input(false, title='Show Smooth RSI Zero crosses') sQQEc = input(false, title='Show Smooth RSI Thresh Hold Channel Exits') ma_type = (title='MA Type', defval='EMA', options=['ALMA', 'EMA', 'DEMA', 'TEMA', 'WMA', 'VWMA', 'SMA', 'SMMA', 'HMA&#...

Project Title: Development of "HAMARA" - Hotel and Restaurant Job Recruitment App (Android & iOS) *Project Overview:** I am looking for an experienced development team to design, develop, and deploy a mobile app called **HAMARA**, which will serve as a job recruitment platform for the hospitality industry (hotels, restaurants, and related services). The platform will connect employers (hotel/restaurant owners and managers) with employees (chefs, service staff, housekeeping, etc.) through an intuitive, coin-based system for job applications and hiring. The app should be developed for both **Android** and **iOS**, along with a backend that supports job postings, subscriptions, in-app purchases (coins), and real-time notifications. **Key Features:** 1. **User Registration...

I am looking for a skilled app developer to create a customised Satta Matka app for Android. The app should have the following features: - Matka Game for users to play and win - Live Results of the game - Chat Room for users to communicate with each other I require a high level of customization in the game to make it unique and stand out from other similar apps. The ideal candidate should have experience in developing gaming apps for Android and have the ability to create custom features. Knowledge of Satta Matka game rules and regulations is a plus.

I'm seeking an expert who can seamlessly integrate a biometric fingerprint device with my local PC's with custom PHP based application Requirements: - Expertise in integrating biometric devices. - he is able to communicate the device with local pc so that we can read the data. - Experience in working with biometric attendance management systems. - Strong problem-solving skills to troubleshoot any issues that may arise during the integration process. The successful candidate will ensure the biometric device communicates effectively with the software, enhancing my attendance management system. Looking forward to your proposals. Please Go through the SDK and the device image fir your reference.

I need a detailed guide on how to downgrade my Samsung Galaxy Tab A 8.4 from Android 11 to Android 10. The tablet is facing compatibility issues with some specific apps on the newer version. I'm not highly experienced with third-party tools, but I'm willing to try them as long as they're safe and easy to use. I have already backed up all important data on the tablet. Please provide the cost for this service.

I'm in need of an experienced Docker professional to help containerize my microservices application. This application is built on the JavaScript/Node.js technology stack. Ideal skills and experience for the job: - Proficiency in Docker for containerization - Experience with microservices architecture - Strong understanding of JavaScript and Node.js - Knowledge of deployment and automation processes - Ability to troubleshoot and optimize container performance

I'm seeking a skilled developer to create a sniper bot for automated NFT purchases on the TON network. The bot should be able to target the following marketplaces: Getgems, xrare, and marketapp. Key Requirements: - The primary function of the sniper bot is to automate purchases as soon as NFTs become available. - Basic customization of the bot's purchasing criteria is needed. This includes price and rarity filters. - The bot should operate efficiently on the specified marketplaces. Ideal Skills: - Proficient in bot development and automation - Familiar with the TON network and its NFT marketplaces - Experience in creating filters for price and rarity - Knowledge of basic algorithms for purchasing criteria Please only contact me if you have the capability to deliver a high-qua...

I'm looking for a software developer to create a unique cloud storage solution for my business. The software should have the following key functionalities: - Subscription management - QR code generation and scanning - Company profile creation and management The software must be compatible with web platforms. Prior experience in developing cloud storage solutions and strong skills in web software development are preferred. Please provide examples of your previous work in this area if available.

I need a Point of Sale (POS) application designed for Android, specifically catered to retail stores. The app should be robust, user-friendly and capable of handling various retail scenarios. Key Features: - Inventory Management: The app should help track stock levels, orders, sales and deliveries. - Sales Tracking: It needs to monitor sales in real-time, generating reports and analytics to track performance. - Customer Management: The app should store customer data, track purchases and manage loyalty programs. - More Functions: While the above are the primary functions, the app should be designed keeping in mind the need for additional features, making it adaptable for future requirements. Payment Methods: - Cash: The app should be able to handle cash transactions seamlessly. Ideal Ca...

I need a skilled developer to incorporate a Bitcoin mining engine into my personal Android APK, mobi.blackbears.crypto.apk. The project also includes implementing a direct-to-wallet withdrawal option for mined BTC. Key Requirements: - Integrate a Bitcoin mining engine into an existing APK. - Implement a withdrawal system that transfers mined Bitcoin directly to the user's wallet. Ideal Skills and Experience: - Proficient in Android app development. - Experience with blockchain technology and Bitcoin mining engines. - Knowledge of secure wallet integration. Please note, this is for personal use. I appreciate your understanding. I have the apk, i can send it to you.

I'm looking to develop a straightforward Android financial app. The app should be able to track the credited and debited money in the user's account. At the end of each month, it should generate a pie chart displaying where all the money has been spent. Key features: - Tracking of credited and debited money - Monthly pie chart of expenses The ideal freelancer for this project should have: - Extensive experience in Android app development - Understanding of financial tracking and visualisation - Ability to create a basic, user-friendly interface The app should utilize a password login system for user authentication. The user interface should be simple and straightforward, not overly colorful or complex.

I'm looking for an experienced backend developer with strong proficiency in Java and Spring Boot. Key Responsibilities: - Implement user authentication and authorization mechanisms. - Oversee data storage and management. - Design and integrate APIs. Ideal Skills: - Proficiency in Java and Spring Boot. - Experience with implementing user authentication and authorization. - Skills in data storage and management. - Expertise in API design and integration. Understanding of various database technologies is a plus, but not required as I have not yet finalized my choice.

I'm seeking a Java developer to help with a clean-up task in my existing project code hosted on GitHub. The goal is to remove any advertising-related code from the project. Ideal candidates for this project: - Proficient in Java with a strong understanding of code optimization. - Familiar with GitHub for code access and collaboration. - Able to deliver quality work within a reasonable timeframe.

I'm seeking a skilled Java developer with experience in KNN algorithms for a pattern recognition project. The KNN algorithm will be applied to numeric data with a medium-sized dataset, comprising tens to hundreds of thousands of entries. Key requirements: - Proficient in Java - Experienced in implementing KNN algorithms - Familiar with pattern recognition tasks - Capable of handling medium-sized numeric datasets Your expertise will be crucial in developing an efficient and effective solution for our data classification needs. Please provide examples of similar projects you've worked on, if possible.

I'm looking for an experienced Android Developer who can create an app for me that displays push notifications from an API. Key Requirements: - The app should be able to show push notifications that are solely text-based. - The notifications will come from an API, and this is the sole trigger for the notifications. Ideal Skills: - Proficiency in Android Studio and Java/Kotlin. - Experience with handling API calls for push notifications. - Strong understanding of creating user-friendly interfaces. AGREEMENT 1-The developer will develop Android based app APK for Android OS 11+. 2-App will be packed in APK and ready for deploy, APK will allow us to change API url and AppuserID argument data in APK. Developer will help us change and build apk. 3-Developer will help us install the app...

Hi there, A SWIFT Agency is looking for a strong java engineer with a strong MT103 knowledge to build an enterprise tool that will facilitate, automate, and execute SWIFT transactions between financial institutions. Kindly check the biggest challenge our clients are currently facing below: Cheers, Jett

I'm searching for a full-stack developer with expertise in Angular and Java. A key aspect of this project is data visualization.

I'm searching for an experienced Android app developer skilled in troubleshooting to address some pressing performance issues and interface problems plaguing my Auto-Microscope app. The primary tasks will include: - Handling recurrent crashes to enhance the app stability. - Redesigning the interface for improved functionality. The perfect freelancer for this job should have: - Proven expertise in diagnosing and fixing Android application crashes. - A solid understanding of interface design and user experience is crucial. - Demonstrable experience in enhancing app performance. Intimate familiarity with Android programming and quality assurance will be highly appreciated. This task requires an individual committed to resolving issues to deliver a stable, well-performing app with...

I'm looking for an experienced Telegram bot developer who can create a premium crypto payment Telegram store bot that ranks quickly on Telegram. Key Features: - The bot should primarily function as a premium crypto payment store on Telegram, allowing users to make purchases using Bitcoin, Ethereum, and USDT. - It should be capable of sending personalized messages to engage with users, making their experience unique and tailored to their preferences. Ideal Skills and Experience: - Proven experience in creating Telegram bots. - Understanding of crypto payment systems and currencies. - Skills in programming interactive, personalized user experiences. Please provide examples of similar projects you've completed.

I'm looking for a Software Development Manager to handle the end-to-end process of designing a web-based system. Key Responsibilities: - Business analysis: Understand and assess business needs. - System design: Create a scalable and efficient web system. - Requirements Specification: Clearly define and document system requirements. - Testing: Ensure the system is bug-free and meets all requirements. - Training: Provide training for end-users and stakeholders. Critical System Features: The web-based system will need: - User authentication: Secure and reliable login process. - Data analytics dashboard: Visual representation of data for easy analysis. - Process automation: Streamline repetitive tasks for efficiency. - Workflow automation: Manage tasks and processes without manual inte...

I'm seeking an experienced mentor in competitive programming to assist me with my advanced DSA preparation. Key Focus Areas: - Graph Algorithms - Dynamic Programming - Advanced Data Structures - Greedy Techniques Preferred Mentoring Method: - Text-based interactions (e.g., chat ) Your Role: - Provide guidance and insights on tackling complex problems - Help strategize for coding assessments Skills and Experience Required: - Proven track record in competitive programming - In-depth knowledge of data structures and algorithms - Excellent communication skills, particularly in text-based formats - Experience in mentoring or teaching preferred - Expert rating in codeforces or equivalent rating in CP platform Understanding and mastering these areas is crucial for my upcoming coding a...

I'm looking for a skilled developer to create a utility app for Android. The primary function of this app will be system optimization and cleaning. Ideal Skills and Experience: - Proficient in Android app development - Previous experience with creating utility apps - Understanding of system optimization techniques - Ability to design user-friendly interfaces - Knowledge of app store submission process

Here’s the translation: Optimizing the speed of a Shopify store for mobile devices, as well as improving all Core Web Vitals. After optimization, the speed score in Google Search Console must be over 90. The design and appearance of the store must not be changed. - In the future, I will have more projects like this and am looking for someone trustworthy with whom I can work long-term if the work is done well. - Pleace only place final bids Thank you for your interest.

I'm looking for a skilled Android developer proficient in Kotlin to create a sleek, modern roulette app for Android. Key Features: - The app should ideally have a modern and sleek design style, deviating from the classic casino look. - User authentication should be mobile number verification based. Please ensure that the sign-up and login processes are seamless and secure. While I haven't specified particular features for the app, I would like you to incorporate standard roulette game functionality and consider potential future enhancements. Your expertise in creating engaging, intuitive Android apps will be crucial for this project.

I'm seeking a skilled software developer to create a Laboratory Information System (LIS) for me. The system should primarily focus on: - Test Result Reporting: The software will need to efficiently handle and deliver information on test results. process required communicate Laboratory Machin and get data in database only Additionally, the software must be capable of generating printable reports in PDF format. Ideal candidates will have experience in software development for laboratory systems, specifically with test result reporting functionalities. They should also be proficient in programming for PDF report generation.

a simple app or to-do list that can help you organize and remember important tasks.

We are seeking a skilled Individual Python Developer to join our team on a full-time basis. The ideal candidate will have extensive experience with FastAPI and a strong understanding of Python programming principles. Key Responsibilities: Develop, test, and maintain high-quality Python applications Design and implement APIs using FastAPI Collaborate with cross-functional teams to define and execute project requirements Write clean, scalable, and efficient code Troubleshoot and debug software issues Stay up-to-date with the latest developments in Python and API frameworks

I'm looking for a seasoned professional based in the UAE with deep experience in programming POS systems to accept cryptocurrency payments. The job specifically entails: - Integrating Tether (USDT) payment into a POS vx 520 that operates in offline mode, under different protocols like 101, 201.1, 201.2, and 201.3. - Ensuring the system can handle basic transaction processing, maintain transaction history and reporting, and support multi-currency transactions. The cryptocurrencies that need to be supported by the POS system include USDT and BTC. Ideal Skills and Experience: - Proven experience in programming POS systems. - Strong understanding of cryptocurrency and payment integration. - Based in UAE.

I am looking for an experienced developer who can build a new application using the Google Classroom API. Key Features: - The application needs to have robust course management functionalities. - It should also support the importation of rosters. User Types: - The application needs to support multiple user types: Teachers, Students, and Administrators. Ideal Skills: - Extensive experience with the Google Classroom API. - Prior experience in building similar applications. - Knowledge of course management systems.

mainly just to provide an idea of how to automate the contract based on approvals with buttons

I'm seeking an experienced Java programmer to help develop a desktop application for Windows. The specifics of the project are still being finalized, but it will be a Java-based desktop application. Ideal Skills: - Proficient in Java programming - Previous experience with Windows desktop application development - Knowledgeable in Java desktop application frameworks (like JavaFX or Swing) Please include examples of your prior relevant work in your bid.

I need a well-structured Android app that connects customer with our drivers for their transportation to appointments at our office in India. The app will have two user roles: Customer and Drivers. Key Features: - Customers will be able to book time slots for their pick-up. - The app will also incorporate payment integration, allowing them to pay for their rides directly through the app. Ideal Skills: - Proficiency in Android app development. - Experience in creating driver-customer transportation apps. - Knowledge in integrating payment gateways into apps. The app should also assist drivers with navigation using maps. Please ensure your bid reflects your understanding and capability of delivering this project. Apart from this admin and manager roles need to incorporated for higher ro...

During the registration process, the user would need to submit their birth certificate or passport to prove UK nationality. To register the cost would be nil however to advertise cars the website is to charge £2 per listing. To message a seller it will also cost a token each time to ensure that time is not wasted for the buyer - each token for a conversation is 10p (not per message but per conversation) The seller must disclose all issues on the advert to avoid wasting the buyers time otherwise they face a penalty of £5. This way both buyer and seller can't waste each others time - no haggling is allowed. Interim/deposit payment if a buyer is interested in a vehicle is to be made through the platform. This is simple to deter Romanians and other ethnicities from similar reg...

I'm looking for a talented developer to create a comprehensive instant messaging app specifically for Android. The primary focus of the app will be text messaging. Key Requirements: - Extensive experience in Android app development - Proven track record in creating messaging apps - Strong understanding of UX/UI for messaging platforms - Ability to implement secure and efficient messaging protocols Please include examples of similar projects you've completed in your bid.

High level of experience in Jetpack Compose is required for this position. I'm seeking a seasoned Android Developer well-versed in Jetpack Compose, Kotlin, Layered & Multimodule architectures, and MVVM, Dagger Hilt. The key here is extensive experience with ExoPlayer advance features as well as proficiency in social app development. Here's a little about what I am expecting: Features: Although I skipped on listing specific functionalities of the social app, I assume a knowledgebase encompassing User authentication, News feeds, Messaging/chat system, Image/Video sharing abilities, and User profile creation should be elementary for any expert in social app development. Ideal Candidate: We are looking for a Sr. Android developer (Kotlin + Jetpack). The developer must have th...

I'm seeking a Java expert to enhance the DocFetcher codebase. The goal is to create a portable Windows version that can process encrypted ZIP files and the latest 7z archives. Key modifications needed: - Integrate support for AES-256 encryption and the standard ZIP and 7z encryption methods. - Ensure the program reads passwords from a text file for decryption. This project requires a deep understanding of Java and experience with encryption methods. Familiarity with creating portable Windows applications will be an advantage. Please provide examples of similar projects you've completed.

I'm looking for a skilled Python developer with experience in algorithmic trading to help me build a trading algorithm. The project involves: - Implementing an algorithmic trading strategy in Python. - Using Zerodha API for market data. Ideal candidates should have: - Proven experience in algorithmic trading and Python programming. - Familiarity with the Zerodha API. - Strong understanding of the stock market. Please include examples of your previous work in your proposal.

I'm learning to code and have hit a roadblock. I'm working with JavaScript, HTML, CSS and using Node.js. My IDE is Visual Studio Code. I need an expert who can help me improve both my front-end and back-end code. This project is primarily for my personal learning, so patience and the ability to explain concepts clearly are key. 1) Cant get JS file to work puling in one line of date from SQLITE then show on Browser. 2) Cant get Js file to export or import one variable from another JS file then also show on browser. 3) Also tell me/ show me best way to pull up a pdf to the browser from SQLite.

I need an expert in both mobile and web automation. The main task is testing across platforms. Key Requirements: - Proficient in Appium and Selenium for testing automation - Experience in both mobile and web automation - Strong background in software testing Please note, while Playwright is a popular choice, for this project I am specifically focused on the use of Appium and Selenium. Your ability to deliver quality automation testing across both mobile and web platforms will be key to your success in this project.