Java postgresql chat example jobber
You have a pre-built java vaadin saas platform? I'm looking for an experienced developer who can work with a pre-built Java Vaadin SaaS platform. The key tasks will involve extending the platform to meet our specific requirements, as well as incorporating our branding guidelines into the design. Ideal Skills: - Proficiency in Java and Vaadin - Experience with SaaS platform development - Strong understanding of UI/UX, with the ability to adapt to branding guidelines - Prior experience with platform customization and feature extension
Do you have a prebuilt java vaadin platform ideally with multi role function? I'm in need of a Java Vaadin SaaS platform with 9 roles.
We need another sequence for the wedding opener. This time, it's about a chat history on WhatsApp and Instagram. The messages should appear in the respective platform designs of Whatsapp and Instagram. I am happy to provide you with: A script with the messages (5 chat sequences) A template from Envato Market (if needed) Would you like to take on this project? Looking forward to hearing from you. Best regards, Tom
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...Ensure code is optimized for high performance and scalability. 2. **Database Integration**: - Work with relational databases (e.g., MySQL, PostgreSQL) or NoSQL databases (e.g., MongoDB). - Create efficient database schemas and queries. - Ensure secure and reliable data storage and retrieval. 3. **Integration and Security**: - Integrate third-party services and APIs as needed. - Implement best practices for security (e.g., authentication, authorization, data protection). 4. **Real-Time Features** *(if applicable)*: - Implement WebSocket or other real-time solutions for features like live notifications or chat. 5. **Code Quality and Collaboration**: - Write clean, maintainable, and well-documented code. - Collaborate with f...
I need a Java implementation of a priority queue using a skip list for an academic assignment. The project will require the following: - Code comments and explanations: The code needs to be clear and easy to understand, with comments explaining the purpose and functionality of each section. - Unit tests: You will need to create unit tests to verify the functionality of the priority queue. - Detailed documentation: The implementation should be thoroughly documented, explaining each part of the code and the overall design of the priority queue. Moreover, a key requirement of this project is optimizing for insertion efficiency. The priority queue should be designed to handle insertions as efficiently as possible. Ideal skills for this project include: - Proficiency in Java -...
I'm looking for a professional code reviewer to check the quality of my Java and Python codes. The primary goal is to ensure maintainability. I also have concerns regarding the scalability of the code. Key Tasks: - Assess for code smells - Identify unused classes/variables - Evaluate the code's scalability Ideal Skills and Experience: - Proficient in Java and Python - Experience with static code analysis - Strong focus on code maintainability - Understanding of scalability concerns
...Essential experience with: - APIs: OpenAI API, vector database APIs (Pinecone, Weaviate). - Proficiency in web scraping tools (BeautifulSoup, Puppeteer). - Familiarity with embedding and vector database concepts. - Understanding of token limits and prompt engineering. Other requirements: - Backend: Python (FastAPI), Node.js (Express). - Frontend: React, Vue, or Next.js. - Databases: Supabase, PostgreSQL. ===============================...
...Development: Design and develop the user interface using HTML5, CSS3, JavaScript, and React.js (or other similar frameworks). Ensure cross-browser compatibility and responsiveness for mobile and desktop. Integrate API endpoints to fetch and display data. Backend Development: Build RESTful APIs using Node.js, Express, or other backend frameworks. Integrate and manage databases such as MongoDB, PostgreSQL, or MySQL. Implement user authentication and authorization (JWT or OAuth). Optimize server performance and handle complex logic. Database Integration: Design and optimize database schemas. Implement efficient queries and ensure data consistency. Testing & Debugging: Write unit tests and perform integration testing for the application. Debug any issues and ensure code quali...
I'm seeking a professional software tester to eval... Conduct a quality analysis utilizing SonarCloud. 3. Address issues found or provide justifications for not fixing them. 4. Prepare and publish a Docker image on DockerHub. 5. Ensure the Docker container is operational (e.g., as a web app or Java application). 6. Analyze code coverage with Cobertura or Jacoco. 7. Perform mutation testing using PiTest. 8. Conduct performance tests with JMH. 9. Create automated tests for poorly tested code components. 10. Assess security using OWASP FindSecBugs and OWASP DC. Ideal candidates should be proficient in Java, have extensive experience with Jenkins, and be well-versed in software testing methodologies. Familiarity with Docker, SonarCloud, Cobertura, Jacoco, PiTest, JMH, and O...
...should be optimized for mobile devices to keep the app size manageable (suitable for Play Store upload). Improved User Experience: Focus on making the conversation flow smoother and more engaging, enhancing the app’s interactivity and "girlfriend" persona. The app should be able to adapt its responses dynamically based on user input. Required Skills: Strong experience with Android development and Java/Kotlin programming. Familiarity with Machine Learning and LLMs, with knowledge of local model deployment. Experience with AI models on mobile platforms, optimizing for low latency and minimal storage. Knowledge of Play Store requirements for app size and performance. Ability to troubleshoot and optimize existing backend code. Preferred Skills: Experience with Ope...
I'm in need of a seasoned professional with extensive experience in Java or Python to develop an efficient email checker. The primary purpose of this tool is to filter and group emails. Key Requirements: - Development of a fast-running, headless email checker using Openbullet - Incorporation of 2Captcha via manual captcha solving - Use of residential proxies for the operation Ideal Skills and Experience: - Proficient in Java or Python - Previous experience with Openbullet - Familiarity with 2Captcha - Expertise in using residential proxies - Ability to build a fast, efficient tool
...developer to implement some custom modifications to my Chat AI script. The project entails: - Chat AI Settings Modifications: - I need the ability to disable the default chat in the settings when enabling the Chat AI Assistant. - An option to select one of my custom assistants as the default chat. - User Interface Adjustments: - The "New Chat" button should automatically redirect to the predefined default chat while a user is in the chat. - Content Restrictions: - I want to customize the AI's name across all tools and restrict content to real estate-related topics only. The administrator should have the control to select the default chat manually. Ideal skills for this job include proficiency i...
...translate, and save the output automatically. Requirements: The program must use external AI services (not create an AI from scratch). It should support integration with popular AI tools via APIs. Ensure accurate text extraction, even with stylized fonts. Ideal Skills and Experience: Experience with OCR (Optical Character Recognition) technologies. Proficiency in programming languages such as Python, Java, or C#. Strong understanding of API integrations with AI tools like Google Translate, DeepL, or OpenAI. Familiarity with handling comic and document file formats. Deliverables: Fully functional program with clear user instructions. Source code for future updates. Bonus Features (Optional): Batch processing for multiple comics at once. Option for users to select or customize ...
More details: What is the primary purpose for tracking the location and WhatsApp activity? Employee monitoring Do you have proper legal authorization to monitor the employee's phone activities? I'm not sure and need guidance Which specific activities are you looking to monitor? Location tracking, WhatsApp chats, Calls
I'm looking for an experienced professional to host my Django application on AWS Elastic Beanstalk. The application should connect to a PostgreSQL database and utilize auto-scaling features to manage varying loads efficiently. Key Requirements: - Expertise in Django and AWS Elastic Beanstalk - Proficiency in PostgreSQL - Experience with implementing auto-scaling features The project involves setting up a production environment for the application. Please bid only if you have relevant experience and can provide a robust, scalable solution.
I need two methods developed for my Selenium WebDriver + Java automation project. These methods should control the internet connectivity of a RemoteWebDriver instance during test execution. - The first method should make the browser offline, and the second should bring it back online again. - Both methods should take RemoteWebDriver as input. - The methods should be tested on both Linux and Windows platforms, and on both Chrome and Edge browsers. - Future-proofing is a plus, as I may require varying levels of network latency in the future. Ideal skills for this project include proficiency in Java and Selenium WebDriver, experience with network simulation in automated tests, and expertise in both Linux and Windows operating systems.
...Profile Settings: • Update admin password or email. • Basic Application Settings: • Currency symbol, date format (if time permits). 4. Technical Requirements 1. Front-End: React • Responsive design 2. Back-End: Node.js with Express or NestJS (preferred). • RESTful API design for key endpoints. • Data validation on input (e.g., using a library like Joi/Zod). 3. Database: • Preference for PostgreSQL (relational) or MongoDB (NoSQL). • Must store property, tenant, and payment data reliably. 4. Deployment: • Local environment for development (Docker optional but nice to have). • Production environment can be anything simple (AWS, DigitalOcean, Heroku, etc.). • Provide instructions for deployment and environment va...
"Develop a detailed architecture and codebase for a mobile app compatible with Android and iOS platforms. The app should have the following features: Core Features: Live Video Streaming: Enable instructors to host live courses with real-time video and audio streaming. Include features like live chat or Q&A for interaction during sessions. Course Marketplace: Create a marketplace for instructors to list and sell courses. Integrate secure payment gateways like PayPal, Stripe, or UPI for transactions. Support multiple currencies. Recorded Classes Access: Allow users to purchase recorded classes and view them anytime after purchase. Ensure secure video streaming to prevent piracy (e.g., DRM or token-based streaming). Functional Requirements: User Authentication: User regis...
Looking for BMC Remedy/Helix Developers for Pune or Delhi location Experience : 5-7 years Skills : BMC remedy, He...CMDB Module. Strong know-how of functional and design aspects of the BMC Remedy ITSM Suite is a must. Experience in developing enterprise software products, in a fast-paced, distributed, and agile development environment Experience in Asset Management, Smart IT and Helix Dashboard Experience in developing/accessing Web Services including good knowledge of REST protocols and web development using Java-script/Jason will be an added advantage Experience in SRM, BWF, DWP, and DWP Catalog IS Application Development Experience Product Upgrades Experience Handling SaaS space challenges including Deployment and monitoring Should be able to manage a team , excellent communicati...
I'm seeking a mentor to enhance my Core Java skills, with a specific focus on Object-Oriented Programming (OOP), Project based task daily Key Requirements: - Proficiency in Core Java and OOP - Experience in teaching or mentoring - Ability to create and guide through coding exercises Ideal Skills: - Core Java - Object-oriented programming - Mentoring/Teaching - Coding exercises design
...Technical Architecture Front-end: Technologies: React, Vue, or Angular for dynamic UIs. User Experience: Must be seamless for both buyers and sellers, featuring fast loading pages, easy navigation, and responsive design. Responsive Design: Ensure the site works smoothly on mobile, tablet, and desktop. Back-end: Framework: Django (Python), Express (Node.js), Ruby on Rails, or similar. Database: PostgreSQL, MySQL, or MongoDB. Microservices vs Monolithic: Start monolithic for simplicity and refactor into microservices as you scale. APIs: RESTful or GraphQL to facilitate communication between front-end and back-end. Hosting & Deployment: Cloud Providers: AWS, Azure, or Google Cloud Platform. CI/CD: Implement continuous integration and deployment pipeline (Jenkins, GitHub Actions,...
My Windows-based Java desktop application is not functioning as expected. I'm looking for an experienced programmer with a strong background in fixing Java desktop applications. Please apply if you have: - Extensive experience in Java programming - Proficient debugging and problem-solving skills - Previous experience working with Windows desktop applications
...role for accessing personal data and requesting leaves. 8. Additional Features: Secure login system with role-based access. Responsive design compatible with desktop and mobile devices. User-friendly interface for seamless navigation. Technical Requirements: Frontend: React.js, Angular, or similar modern frameworks. Backend: Node.js, Django, or Laravel (or suggest the best fit). Database: MySQL, PostgreSQL, or MongoDB. Hosting Platform: Use my existing hosting and domain. Security: Implementation of HTTPS, secure data storage, and user authentication. Deliverables: Fully functional and responsive CRM system. Documentation for system usage and maintenance. Deployment on my hosting server. Post-launch support for bug fixes (for an agreed period). Timeline and Budget: 10000 Timeline...
... Design and develop new Android applications and features. Collaborate with cross-functional teams to define, design, and ship new functionalities. Ensure the best possible performance, quality, and responsiveness of applications. Stay updated with the latest trends and best practices in Android development. Requirements: Proven experience of 2+ years in Android development. Strong knowledge of Java or Kotlin. Familiarity with Android SDK, APIs, and third-party libraries. Experience with version control systems like Git. Understanding of UI/UX principles for mobile applications. Ability to work independently and handle multiple tasks. Preferred Skills: Knowledge of modern architectural patterns like MVVM or Clean Architecture. Experience with RESTful APIs and database integration...
...└──────────────┘ └────────────┘ Building a robust data layer and business logic system using serverless functions (Cloudflare Workers/Supabase Functions) and SQL database (D1/PostgreSQL). 1. Modern Data Layer - Complete booking management - Change history tracking - Price and availability tracking - Full audit capability 2. Sync System - Reliable data synchronization - Error handling and recovery - Bidirectional updates - Performance optimization Technical Stack: - Serverless Functions (Cloudflare Workers or Supabase Functions) - Database (Cloudflare D1 or Supbase PostgreSQL) - Modern TypeScript - Proper error handling What Makes This Interesting: - Build something that matters - Solve real-world challenges - Create a reliable foundatio...
...mobile users. Interactive tables for data visualization. Backend: Use SQLite or PostgreSQL for storing player and team data. Develop APIs to fetch data for the dashboards. Search Functionality: A simple search bar to find specific players or teams. Data Management: Static data will be provided in CSV format, with no need for real-time updates. Required Skills: Frontend Development: Proficiency in React.js or Vue.js for building interactive dashboards. Experience with CSS frameworks (e.g., Tailwind CSS, Bootstrap) for responsive design. Familiarity with table libraries like React Table or AG-Grid. Backend Development: Experience with Python (Flask/FastAPI) or Node.js for building APIs. Proficiency in SQLite or PostgreSQL for database integration. Data Visualization: Experi...
...Support technique : Fournir une documentation claire. Être disponible pour des ajustements post-lancement (optionnel). --- Compétences Requises Le candidat idéal devra démontrer : 1. Une maîtrise des technologies suivantes : Frameworks mobiles : Flutter ou React Native (pour un développement multi-plateforme). Backend : Node.js, Django ou équivalent. Bases de données : Firebase, PostgreSQL ou autre. Cartes et géolocalisation : Google Maps API ou OpenStreetMap. 2. Une expérience confirmée en : Développement d’applications similaires (transport, livraison, etc.). Intégration de systèmes de paiement locaux (Orange Money, MTN MoMo). Optimisation des applications p...
I'm in need of a seasoned Android developer to bring my app, developed in Java with Firebase as the backend, to its final stage. This project involves the integration of remaining features, enhancing the UI, conducting essential testing, and getting the app ready for deployment. Key Responsibilities: - Finalize and integrate the remaining app features. - Enhance the UI for a smooth and user-friendly experience. - Ensure seamless integration with Firebase for backend functionalities. - Carry out basic testing to ensure all features function as intended. - Prepare the app for final deployment. Ideal Candidate: - Proficient in Android development, specifically with Java and Android Studio. - Extensive experience with Firebase integration. - Possesses a strong sense for UI...
Chat Functionality, New Fields in Profile and fixing a password forget function.
I'm looking for an expert web scraper who can help me extract a full, publicly accessible, Trading View script. The purpose of this extraction is to allow me to modify indicators. Requirements: - Proficiency with Chrome Debugger. - Advanced skills in Java Script and Pine Script. - Proven experience in web scraping. Please note, I do not require any additional data extraction. I only need the script.
Our platform automatically generates slides in HTML format and our clients need PowerPoint versions so that they can edit them as needed. We have already started building a standalone component in Java and we're looking for someone to help work on it. You can see an example of the current state in the attachments. The PDF exports of the HTML slides work well, however, PPTX not so. As you can see in the attachments, the PPTX should look much more like the PDF version. We're looking for an experience Java developer with experience in HTML and Javascript for this project.
I am experiencing performance bottlenecks with my PostgreSQL database and need an expert to analyze, optimize, and fine-tune the system for improved efficiency. The Issues: Memory Underutilization: PostgreSQL is not fully utilizing the allocated 32GB of memory, with usage capped at around 17GB even under high workload conditions. CPU usage spikes to use all 16 cores, even when PostgreSQL is idle. Processing takes too long during periods of high access, resulting in delayed responses. Bottlenecks During Data Loading: Loading large datasets causes significant delays, with processing times exceeding 30 seconds. Query execution slows further during bulk operations. Index and Query Optimization: Some queries are slower than expected, likely due to missing or ineffi...
My VPN iOS app, developed in Rust Flutter, has stopped processing in-app purchases due to Apple's recent transition to StoreKit2. Both the iOS app code and the server-side implementation, which is written in Java and connects to WHMCS, require updates. I need a freelancer who can: - Update the iOS app to utilize StoreKit2 - Make necessary adjustments to the server-side implementation - Ensure seamless integration with WHMCS A strong understanding of Rust Flutter, Java, and WHMCS is essential. Please bid only if you are familiar with all of these.
I need an expert to help me troubleshoot my PostgreSQL database on a Linux system - Specific on Openproject (Live environment) https://www.openproject.org. The application is hosted on Ubuntu server with multiple applications. Tasks: - Backup application and make sure no damage is done to any other applications running oh the machine - troubleshoot database (OpenProject is not displaying hours spend on projects/tasks) - upgrade OpenProject to latest version (community) Ideal Skills and Experience: - Proficiency in PostgreSQL - Extensive experience working with Linux systems - Ubuntu Server - Strong troubleshooting skills - Ability to diagnose and resolve database issues efficiently
Dear Candidates, We are an expanding development team specializing in the MERN stack, PHP, Vue.js,,,Javascript,HTML,CSS and Java. We are seeking a motivated and results-oriented Business Development Manager to join our dynamic team. The ideal candidate should have experience in sourcing and acquiring genuine projects from platforms such as Upwork, Freelancer, Fiverr, LinkedIn, and more. Your responsibilities will include actively identifying opportunities, negotiating terms, and closing deals with clients to drive consistent business growth. Compensation: This role offers a project-based salary, with remuneration aligned to the scale and success of each are looking to fill this position as soon as possible. If you are interested and believe you have the skills
...email because you have one or more databases running on PostgreSQL 12 [1] blueprint on Amazon Lightsail. PostgreSQL 12 database version will reach its end of life on November 14, 2024 [2], and will no longer receive security patches from the open-source community. Starting February 28, 2025, you will not be able to create a new database with PostgreSQL 12 blueprint on Lightsail. This blueprint will also be removed from the response of Lightsail "get-relational-database-blueprints" command in the AWS Command Line Interface (CLI) and corresponding Application Programming Interface (API). A list of your affected resources is available in the "Affected resources" tab of your AWS Health Dashboard. You can continue using your existing PostgreSQL...
Manuscript Index Website with Protected Login Project Overview We need a secure, user-friendly website to serve as an index for manuscripts. The platform will provide authorized users access to a centralized database where they can view, upload, search, and manage manuscript-related information. The system wi...growing number of manuscripts and concurrent users. Optimized for fast loading and search performance. Security Encrypted storage of sensitive data (e.g., passwords, user information). Protection against common vulnerabilities such as SQL injection, XSS, and CSRF attacks. Regular backups to prevent data loss. Technical Stack Preferred framework/language for backend: [Node.js]. Database: [PostgreSQL, MySQL]. Frontend: [React.js, Angular, Vue.js]. File storage: cloud-based...
I'm seeking a professional chatter fluent in German to assist with customer support on our website. We provide a range of digital services, and your role will primarily involve: - Engaging with customers in live chat - Providing exceptional customer support - Resolving queries in a timely and efficient manner Skills and experience required: - Fluent in German, with excellent written communication skills - Prior experience in customer support, preferably in a live chat setting - Familiarity with digital services - Able to handle customer inquiries with patience and professionalism
I'm in need of a seasoned Android developer to bring my app, developed in Java with Firebase as the backend, to its final stage. This project involves the integration of remaining features, enhancing the UI, conducting essential testing, and getting the app ready for deployment. Key Responsibilities: - Finalize and integrate the remaining app features. - Enhance the UI for a smooth and user-friendly experience. - Ensure seamless integration with Firebase for backend functionalities. - Carry out basic testing to ensure all features function as intended. - Prepare the app for final deployment. Ideal Candidate: - Proficient in Android development, specifically with Java and Android Studio. - Extensive experience with Firebase integration. - Possesses a strong sense for UI...
...for an expert in GraalVM who can provide the necessary native-image commands to compile my full-screen AWT Java application into a Windows executable. This executable should be able to run on PCs without Java installed. I have the Java JDK and the native-image on my PC. The task involves: - Providing the GraalVM native-image commands to compile the Java app into a single executable file. - Delivering the commands without the need for an installer package or an executable with dependencies. Ideal candidates for this project should have: - Extensive experience with GraalVM and its native-image capabilities. - Deep understanding of Java and AWT. - Previous experience in converting Java applications into Windows executables. - Ability to deliver s...
I'm looking for an experienced Android developer to finalize my app built in Java with Firebase as the backend. The project involves integrating remaining features, polishing the UI, conducting basic testing, and preparing the app for deployment. Your tasks will include: - Finalizing and integrating the remaining app features. - Enhancing the UI to create a polished and user-friendly experience. - Ensuring smooth integration with Firebase for backend functionalities. - Conducting basic testing to confirm all features function as intended. - Preparing the app for final deployment. The ideal candidate should have: - Strong expertise in Android development, particularly with Java and Android Studio. - Extensive experience with Firebase integration. - A keen eye for UI/UX ...
I am looking for an experienced Android App developer who is proficient in Java. The app will serve as a utility tool focusing primarily on file organization. Key Responsibilities: - Develop a file organization utility tool for Android. - Ensure the app supports both local and cloud storage options. Ideal Skills: - Proficient in Java and Android app development. - Well-versed with HTTP and FTP protocol and methodology. Specifically, expertise in POST and GET requests is needed. - Experience with Google Suite/API is a plus.
I'm looking for a seasoned backend developer skilled in , PostgreSQL, MySQL and SQL to collaborate with my frontend developer on a application. Your main task will be working on custom backend services. Experience in building and managing databases is crucial, as is the ability to seamlessly integrate with third-party APIs. Ideal Skills: - Proficient in - Experienced with PostgreSQL, MySQL and SQL - Able to develop custom backend services - Familiar with integrating third-party APIs - Great team player for collaborating with frontend developer
We are seeking a highly skilled developer to focus on Solana smart contract development and backend integration for our cutting-edge blockchain project. This role involves finalizing smart contracts, integrating AI capabilities provided by the Eliza framework to interact with our web app's chat, and ensuring seamless backend functionality to support our decentralized application ecosystem. Key Responsibilities Blockchain Development Finalize and enhance smart contracts using Rust and Solana's Anchor framework. Leverage the existing sol-token-mill framework to utilize logarithmic bonding curves and other pre-implemented models that are not currently needed. Implement DAO governance mechanisms and secure voting systems, adjusting fee reduction for platform toke...
...Implementation Status 1. Core Authentication & User Management ✅ Registration and login functionality implemented Session management using NextAuth Basic user profile management Email verification system Basic KYC implementation (needs optimization) 2. Trading Platform Core ✅ P2P trading system implementation Trade creation and management Real-time trade status updates Basic trade matching system Trade chat functionality Dispute handling system (basic implementation) 3. User Interface ✅ Modern responsive design Dashboard implementation Trade listing and filtering Basic notification system Real-time updates using WebSocket Remaining Tasks & Improvements 1. Multi-language Support ? Implement i18n framework Add language selection functionality Create translation files for: P...
Hi, I am looking for a Vaadin Java developer Team, that has a prebuild platform in vaadin Java with 3 or more roles. I want to develop a platform but dont want to waste time at all, so therefore anyone who already has build something, could show me and we can progress from there. Looking forward for your inquiries.
I'm facing an issue with my Java project which needs to connect to Firebase for sending push notifications. Despite having configured the roles, permissions and scopes in Google Cloud Platform, I keep receiving an error related to the token: "Error parsing token refresh response. Expected value access_token not found." I've tried multiple methods for refreshing the token, as well as regenerating the credentials JSON file several times, but nothing seems to work. What I need: - Help in debugging this token error. - Screen sharing via Google Meet or a similar platform. Please note that I will not share my project code. I work on VScode, and any assistance would be greatly appreciated.
I'm looking for a skilled developer to map our pre-built React frontend to an existing .NET API. The project involves: - Displaying product details from the API on the frontend - Implementing basic authentication to access the API Ideal candidates should have: - Strong experience with React - Proficiency in .NET - Familiarity with basic authentication methods - Prior experience in API mapping to frontend Please provide examples of similar projects you've completed.
