Java Jobs

Buenas tardes, saluda José Aldana Analista de TI, actualmente en mi empresa estamos en búsqueda de una compañía con conocimientos en aplicaciones móviles, la cual pueda realizar una migración de una aplicación móvil de Android a Flutter. En caso este interesado. Por favor contactarme.

El proyecto consiste principalmente en la creación de un chat Bot que esté conectado directamente a WhatsApp y chat GPT qué chat GPT se pueda entrenar con los datos que yo quiero para que según eso dé respuestas a los clientes que me escriben, no quiero algo como manychat si no algo más simple una interfaz en donde se le pueda comentar a chat gpt los detalles de mi empresa y otra en donde se pueda ver las conversaciones que tiene gpt con mis clientes sin afectar la personalización de WhatsApp por ejemplo que se pueda cambiar la foto de perfil la descripción etcétera.

Página web conectada a API de proveedor, donde cualquier cliente pueda colocar sus datos y los de alguien más para poder recibir un informe el cual es entregado por dicho proveedor.

Descripción del puesto: Buscamos un Desarrollador Backend Junior con talento y entusiasmo para unirse a nuestro equipo. El candidato ideal será responsable de desarrollar y mantener la lógica del lado del servidor de nuestras aplicaciones web. Trabajará en estrecha colaboración con los desarrolladores frontend para integrar los elementos que se encuentran delante de los usuarios con la lógica del lado del servidor. Si tienes una sólida comprensión de los fundamentos de la programación y estás ansioso por aprender y crecer en un entorno dinámico, ¡te animamos a que te postules! Responsabilidades: Escribir código limpio, eficiente y bien documentado en Java utilizando Spring Boot. Desarrollar e imple...

Quiero una aplicación sencilla donde mis clientes puedan jugar al bingo de una manera muy sencilla , que la aplicación tenga su galería de cartones y pueda usar los cartones que quiera y sea fácil de jugar, la aplicación es una ayuda para facilitar mi bingo en live . Busco alguien que trabaje también a futuro para actualización de la aplicación para añadirle cosas a futuro

I'm looking for an experienced developer with expertise in Selenium to help me combine information from multiple web apps. Tasks: - Use Selenium to crawl 5 distinct web apps every minute. - Retrieve and consolidate text content and notifications/messages from these sites. - Store the consolidated data in a JSON file and subsequently into an SQLite database. The ideal candidate for this project should have: - Proven experience with web scraping using Selenium. - Proficiency in Python or a similar programming language. - Familiarity with JSON file structure and SQLite database management. - Ability to deliver timely results, as we need this data updated every minute. If you have done a similar project in the past, I would love to hear from you. Best, Nick

I am in search of a dependable partner for a distinctive collaborative effort involving the management and utilization of a Google Play Console account. This opportunity is unique as it revolves around the strategic use of a Google Play Console account for app distribution, rather than app development

I'm seeking assistance with my GIS assignment/project. I need help understanding some ArcGIS Pro analysis functions and how to integrate these into academic report writing. Skills & Experience Needed: - Proficiency in ArcGIS Pro - Experience in GIS academic report writing - Ability to explain complex concepts simply

I'm seeking an experienced Android developer to optimize my app's code for improved loading speeds, primarily when fetching user-specific data from the server. Key Tasks: - Analyze and identify bottlenecks in the current code. - Implement necessary changes to enhance performance. - Ensure that the app remains stable and bug-free post-optimization. Ideal Candidate: - Proficient in Android development and capable of modifying existing code. - Previous experience with app optimization is preferred. - Ability to deliver high-quality work within the stipulated timeframe.

I'm looking for an expert to integrate a new protocol device into Traccar (). Skills and Experience: - Proficient in working with Traccar Platform - Prior experience in fleet management system integration - Knowledge in GPS tracking technology - Excellent problem-solving skills - Strong attention to detail

**Project Title: Service Claim Management System (Java, Angular, MySQL, CSR)** **Description:** We need a full-stack developer to build a Service Claim Management System with the following features: Technical Stack: Backend: Java with MySQL for data storage. Frontend: Angular with responsive design for both **mobile** and **desktop** views. Media Storage**: Integrate and set up **AWS S3** for storing images and videos. CSR: Implement CSR functionality using **Amazon Textract ** for extracting text from documents. Features: Claim Creation: Users can Record or upload video and submit claims . Max video Record and Upload size: 23 MB, **Max Video duration**: 2 minutes. Max image size: 2 MB. Filtering: Account-wise claim filtering. Reports: Generate Excel reports for claim submissions. QR Co...

I'm seeking an experienced Android developer to code a social networking application aimed primarily at teenagers. Key Features: - User Profiles: The app will need to have customizable user profiles. - Messaging System: A built-in messaging system for users to communicate is essential. - News Feed: The app should feature a news feed to keep users updated. Ideal Skills and Experience: - Extensive experience in Android application development. - Prior experience in developing social networking apps is a plus. - Strong understanding of the interests and preferences of the teenage demographic. - Proficiency in implementing user profiles, messaging systems, and news feeds.

I'm looking for a talented developer to create a comprehensive taxi app for the Android platform. Key Requirements: - The app should cater to both passengers and drivers. - While I haven't specified all the features, I expect you to include necessary and standard functionalities typical of a taxi app. - Real-time tracking, in-app payment, and a driver rating system are examples of features that might be included. - A clean, user-friendly interface is a must. - I would appreciate a developer with experience in similar projects and a solid understanding of the Android platform. Your expertise in this domain will be pivotal in delivering an efficient and effective taxi app. Please share your relevant experience and past projects when bidding.

We're seeking a skilled Android developer to create a mobile app that helps users manage their screen time and improve productivity. The app should be similar to "Regain: Screen time + Focus" (available on the Google Play Store) but with additional features and a focus on user engagement. Key Responsibilities: • Develop an Android app using Java or Kotlin within Android Studio. • Design and implement features such as daily streaks, point counts, task management, app usage tracking, app reminder, and shorts & reels blocker. • Integrate Cloud Firestore for data storage and synchronization using the user's email ID. • Adhere to the provided design guidelines, screenshots, and step-by-step functionality explanations. • Ensure the app f...

I am looking for a seasoned Scala and Spark expert who can help me implement multithreading in my project. The main aim of this endeavor is to enable parallel processing. Key Requirements: - Enhance the current system's ability to process multiple tasks simultaneously. - Improve overall performance through efficient multithreading techniques. Data Specifications: - The project primarily deals with semi-structured data. This includes data formats like JSON and XML. - A strong understanding and experience in handling semi-structured data is crucial. Data Sources: - The primary data source for this project will be a database. - Experience with database interactions in a multithreaded environment is highly desirable. The ideal freelancer for this project would be someone who has a pro...

I need a Scala expert with strong multithreading skills, specifically using the Future concept in Scala. The primary goal is to handle multiple batch data streams simultaneously. Key Responsibilities: - Implementing multithreading techniques in Scala to process and transform batch data. - Using the Future concept in Scala to improve efficiency and performance. Ideal Skills: - Proficiency in Scala, particularly in multithreading and the Future concept. - Experience with handling and processing batch data. - Strong understanding of data processing and transformation techniques.

Development of a very simple Android expense tracking application to help users organise and monitor their finances. The main functionalities of the application will be 1. Recording of expenses: a. Record each expense with categorisation (e.g. "food", "transport", "entertainment"). b. Choice of date and time to record each expense. (you can record future expenses as well) 2. User login/registration: Implementation using Firebase Authentication for user registration and login using dummy emails and passwords. 3. View expense statistics: a. Users will be able to view their expenses in detail, monthly, weekly or any other selected time period, and per category (food, entertainment etc) b. Expenses can be displayed graphically (e.g. pie cha...

Please check attachment. this i not project and need complete project information need detailed information on how to and budget I'm seeking a skilled blockchain developer to create a token staking platform on the Binance Smart Chain (BSC). This platform will allow users to stake and unstake tokens, view their staking rewards, and access their staking history. Key Features: - Stake and Unstake Tokens: Users should be able to easily stake their tokens and unstake them when desired. - View Staking Rewards: The platform should provide real-time updates on the users' staking rewards. - Staking History: Users should have access to their complete staking history. Ideal Skills: - Proficient in blockchain technology, specifically with the Binance Smart Chain. - Experienced in creating...

I'm looking for a seasoned Android developer to enhance the performance of my Android application. This project involves upgrading all the code to Android 15 and integrating a CSV file import feature. Key Requirements: - Performance enhancement of the existing Android application. - Comprehensive upgrade of the application code to Android 15. - Implementation of a CSV file import feature. - Prior experience with Android application development and performance tuning is essential.

I'm looking to create a utility token on the Binance Smart Chain (BSC). This token will not be asset-backed, meaning it won't be tied to any physical or digital assets. The primary purpose of this token is its utility function, and I need it to have specific features: - Correlation Coefficients: The ability to measure this new BSC Token against the BNB Binance Token. Ideal candidates for this project would be professionals with extensive experience in blockchain technology, specifically with the Binance Smart Chain. A strong understanding of utility tokens, as well as the ability to implement correlation coefficients, is essential. Prior experience in developing non-asset-backed tokens will be a significant advantage.

I am looking for a skilled Android app developer to create an Android-based app with the following functionality: - Detect when the device is connected or disconnected from charging. - Upon detection, automatically launch an activity that shows a dummy UI (for now). - I already have a working demo using overlay permissions, but I need to open the activity without requiring any runtime permissions (especially dangerous permissions that need explicit user approval). - I am aware of Android's background activity launch (BAL) restrictions, but I have noticed that some apps can still open activities even when the app is not in the recent tasks list. I would like to achieve the same functionality. - Requirements: - Proficiency in Android development. - Experience with Android's...

I'm seeking a developer to create a complete web and mobile (iOS and Android) social networking platform. This platform should be developed using AWS infrastructure. Key features of the platform: - User Profiles: Users should be able to create and customize their profiles. - Messaging System: A reliable and secure messaging system for user communication. - News Feed: A dynamic and engaging news feed to keep users updated. Ideal skills and experience for this project include: - Proficiency in both web and mobile app development. - Prior experience in creating social networking platforms. - Deep understanding of AWS infrastructure. - Ability to create user-friendly interfaces. - Expertise in implementing secure and reliable messaging systems.

I'm looking for an experienced plugin developer to create a JIRA Data Center plugin. The main focus of this plugin will be enhancing JQL (JIRA Query Language). Key Requirements: - Extensive experience in JIRA plugin development. - Deep understanding of JQL and its functionalities. - Ability to develop a plugin that seamlessly integrates with the JIRA Data Center platform. The ideal freelancer for this project should be able to not only develop the plugin but also provide insights into how it can be optimized for better performance and usability.

We are seeking a talented developer to create a custom video calling app for the Videostrong OEM ODM KA2 Plus NPU smart home TV box. The app will enable Google Meet video calling on TV screens with seamless auto-answer capabilities, designed especially for seniors and easy communication. Key Features: User-Friendly Interface: The app will be intuitive and simple to navigate, designed with seniors in mind for minimal input. Video Calling via Google Meet: Integrates Google Meet for high-quality, TV-based video calls. Seamless Auto-Answer: The app will automatically answer incoming calls without requiring any action from the receiver, making it perfect for seniors or those with limited mobility. You Call, Their TV Answers Automatically: Automatically powers on the TV if it's off. Switch...

Hi guys i have an springboot project with multitenant and jwt, the thing is when im using jwt everything works perfect, on the other hand i have a public endpoint thats receive a path parameter and with that párameter changes the tenant to get a web menu, but the first time that you consume the endpoint it has an incorrect database and when you call the same endpoint the second time you receive the correct values

Job Description: We are looking for an experienced developer or agency to build a system that utilizes AI to automatically generate patterns in bulk. This project will be developed within 30 days and must follow a turnkey cooperation model. The ideal candidate should have experience in creating similar AI-based systems, specifically for generating digital patterns or design elements at scale. Key Requirements: 1. AI Technology: • Develop a custom AI model or utilize existing AI tools (e.g., Generative Adversarial Networks, Neural Networks, or other pattern generation algorithms) to generate a large number of unique, high-quality digital patterns. • The AI should be capable of handling multiple pattern themes, styles, and applications such as textiles, wallpapers, digi...

I'm seeking a skilled Python programmer to create a trading bot tailored for the National Stock Exchange (NSE) with a focus on intraday trading. Key Project Requirements: - Develop a Python-based trading bot for intraday strategies on NSE. - Ensure the bot is capable of analyzing market trends and executing trades promptly. - The bot should incorporate risk management and profit maximization strategies. Ideal Skills and Experience: - Proficiency in Python, with a focus on finance-related libraries. - Previous experience in creating trading bots, preferably for intraday trading. - Strong understanding of the workings of the NSE. - Capability to implement and understand trading strategies. - Knowledge in risk management strategies in trading. Your bid should reflect your experience a...

I am looking for an Android developer to help set up the infrastructure for a supply chain app. This project will span over a year, during which the freelancer will work closely with me to build and maintain the app. Key Features: - Inventory Management: The app should offer a robust system for tracking and managing inventory. - Order Tracking: A feature to monitor orders in real-time. - Supplier Management: Tools to manage and communicate with suppliers. - E-commerce Integration: The app should cater to the e-commerce space. Ideal Skills and Experience: - Proficient in Android app development. - Experience with supply chain management systems is a plus. - Good communication skills for collaborative work. - Able to provide ongoing maintenance and updates for the app.

I need a simple application built on Streamlit that interfaces with an OpenAI machine learning model. The primary function of this application will be facilitating data analysis through the OpenAI model. Key Requirements: - Proficiency in Streamlit and Python - Experience working with OpenAI's machine learning models - Skills in building interactive interfaces for data analysis - Understanding of data visualization techniques

I'm looking for a talented software engineer with strong skills in Node.js, PHP, and Java. Your task will be to modify a pre-existing template to create a chatbot for me. This chatbot will primarily be involved in sales, so experience in e-commerce or similar fields would be a plus. The chatbot needs to be integrated with WhatsApp, thus, familiarity with WhatsApp's API is highly desirable. Please include examples of your previous work with chatbots in your proposal. I look forward to working with you.

I am in need of a skilled Python developer with extensive experience in using Pytest for test automation with Selenium WebDriver. The main focus will be automating multiple types of tests across different web browsers. Key Responsibilities: - Develop and implement test scripts using Python and Selenium WebDriver - Automate UI tests, Functional tests, and Regression tests - Ensure compatibility of tests with Chrome and Firefox Ideal Skills: - Proficiency in Python and Pytest - Extensive experience with Selenium WebDriver - Strong knowledge of UI, Functional, and Regression testing - Familiarity with cross-browser testing

I need a Java function that replicates the 'ExceltoPDF' functionality from the ILOvePDF portal. The function should handle XLS, XLSX, and CSV formats, preserving the formatting and layout from the original Excel file as closely as possible. Key Requirements: - Convert each sheet in a multi-sheet Excel file into a separate PDF - Maintain the output format similar to the ILOvePDF portal - Support for Excel file formats: XLS, XLSX, and CSV - Create a CDK to include this package - Create separate package for integration tests Ideal Skills and Experience: - Proficiency in Java - Extensive experience with Excel file handling and PDF generation - Familiarity with the ILOvePDF portal's conversion process - Attention to detail for preserving formatting and layout.

I'm in need of a Minecraft mod developer with experience in creating single player mods. This mod should mirror the popular server Cosmic Prisons and be similar but not exact to it and be adapted for a single player experience. Key Features: - A mining system - A rank-up system -A few commands to help with things The ideal candidate for this project should be proficient in Minecraft mod development and have a strong understanding of modding principles and practices. Experience with creating similar mods will be a strong advantage. I am looking for just the mining features to be well polished a lot of the other things are less so. I'd need some specific commands to work to be able to create the mining areas and to have working pickaxes that fits with what I think should...

I'm seeking a seasoned developer who can build a SAML application to handle both authentication and authorization for my customer-facing web applications. Key Requirements: - The SAML application will be integrated exclusively with web applications, so prior experience with web-based SAML application development is crucial. - The primary function of the SAML application will be to facilitate both authentication and authorization processes, hence a deep understanding of SAML and its usage in these contexts is necessary. - The target of this project involves customer-facing applications. Knowledge of user experience considerations in SAML application development for such platforms would be advantageous. Ideal Skills and Experience: - Extensive experience in SAML application developmen...

I'm looking for an experienced DevOps engineer to set up a pipeline for my Java, React, MySQL project. The pipeline will be hosted on GitHub and will utilize Jenkins, SonarQube, and Kubernetes. Key Requirements: - The pipeline should be able to support the Development environment initially, with potential for expansion in the future. - I need basic automation features implemented. This includes build and test processes. Deployment and monitoring will not be required at this stage. - The candidate must have extensive experience with GitHub, as it will be the primary code repository. Ideal Skills: - Proficient in Java and React - Experienced in setting up and managing DevOps pipelines - Familiar with Jenkins, SonarQube, and Kubernetes - Proficient in using GitHub. This project is a...

I'm looking for a talented developer to create a stock trading app for Android. This app should be able to provide real-time quotes, manage portfolios, send trading alerts, and execute hedge trades based on specific parameters. Key Features: - Real-time Quotes: The app should be able to deliver live stock prices. - Portfolio Management: Users should be able to track their investments and assess their performance. - Trading Alerts: The app should notify users of significant market changes or personal stock updates. - Hedge Trades: The app should be able to execute hedge trades based on pre-set parameters. Ideal Skills: - Proficient in Android app development - Experienced in creating trading apps - Knowledgeable about stock market mechanics - Ability to implement real-time data proc...

I need a Telegram bot that can intelligently receive and process user inputs, specifically text messages. This bot must also be capable of sending automated responses triggered by user actions on Telegram. Key Requirements: - The bot should be built in Java and utilize ngrok for webhook tunneling. - It must be able to handle and respond to text messages sent by users. - The bot should be programmed to send automated messages based on user interactions. Ideal Skills: - Proficient in Java springboot with experience in Telegram bot development. - Familiar with ngrok and webhook implementation. - Capable of creating interactive and responsive bot functionalities. If you believe you have the skills and experience to bring this project to fruition, I look forward to your bid.

Poszukujemy wykonawcy, który podejmie się pobierania danych z rejestru eKW. Dane potrzebne są nam na użytek własny w zakresie kilkuset rekordów z naszego regionu. Posiadamy zakres danych nas interesujących KW. Posiadamy interes prawny. Prosimy o wycenę, projekt jest rozwojowy i przyszły wykonawca pozostanie z nami przy dalszych realizacjach. Jesteśmy kancelarią prawną.

I'm seeking a specialist who can develop the UAVs and DERYA ships for defense and interception. The solutions should be adaptable to various environments including urban areas, marine settings, and forests/rural areas. Key requirements: - Full customization: I need these solutions to be completely tailored to specific defense needs and scenarios. - Portability: The design should emphasize easy transport. - Cost-effectiveness: Solutions should be low-cost without compromising quality or functionality. Ideal candidates will have extensive experience in defense technology development, specifically in UAVs and naval ships. Knowledge of urban, marine, and rural environment dynamics will be an added advantage.

I'm seeking an experienced mobile app developer to create a dynamic social networking Android app. Key Responsibilities: - Design and develop an interactive and user-friendly Android app. - Implement features typical for a social networking platform (e.g. user profiles, friend requests, chat functionality, news feed). - Ensure the app is optimized for performance and security. Ideal Skills: - Proficient in Java and Kotlin. - Experience with Android SDK and Android Studio. - Prior experience developing social networking apps is a strong plus. - Knowledge of UI/UX principles for Android. - Familiarity with app security protocols. Your bid should detail your relevant experience, particularly with Android app development and social networking platforms.

I need an experienced freelancer to develop a tool that automates task assignments on an online platform. The platform currently restricts users to one assignment at a time. The tool should enable multiple assignment handling by bypassing this limitation. The ideal candidate will have experience in backend development and automation.

I'm seeking an Android developer to update my app's target API level to the latest (34+). The source code and further details will be shared with the selected candidate. Ideal skills and experience for the job:- - Proficient in Android development - Experienced with updating target API levels - Familiar with troubleshooting third-party libraries - Able to make minor app updates Deliverables:- -Fully functional Android app same as of now. -Updated source code -aab file (target API file 34+) for Play Store submission.

I need an expert in Google privacy policy to help me publish my Android app. I think there’s an issue with my app content, but I'm not sure what. Here's the situation: - My app collects location data as part of providing user-specific content. - I'm seeking for someone who can examine my app, identify any policy violations, and guide me on how to get it published. Ideal skills for this job include: - In-depth knowledge of Google Play policies - Experience with Android app publishing - Expertise in data privacy and user data handling

More details: What platform is the WhatsApp running on? Android What is the goal of accessing and showing these WhatsApp chats? Monitor and review How would you like to view these chats? This question was skipped by the user

I'm seeking a skilled professional to implement multithreading in my Spark Scala project using Future. The primary goal is to handle multiple data processing tasks concurrently, specifically with database records. Ideal Skills: - Proficient in Scala and Spark - Experience with multithreading and Future - Knowledgeable in data processing and handling database records I need someone who can enhance my project's efficiency by enabling it to manage several data processing tasks at the same time.

I have a frontend for a multilingual chat application built with HTML, CSS, and JavaScript. I'm in need of a robust backend to enable real-time chat features similar to WhatsApp, as well as integrating an automatic real-time translation feature. Initially, I need the backend to be developed in Python. Later, I'll require the same in Java. Key Requirements: - Implement real-time chat functionalities including text, media, and voice messaging - Develop an automatic real-time translation feature - Use MySQL for storing chat data Ideal Skills: - Proficiency in Python and Java - Experience in backend development for chat applications - Knowledge in implementing translation features in real-time - Familiarity with MySQL database Please note that I first need the Python version of th...

I'm looking for an expert in blockchain technology. Who have worked with automation into smart contracts. I want to create an automation for SOL. Please hit me with proposals so we can discuss this further. To apply, I'm not necessarily looking for a long list of past work or a detailed project proposal. Just show me that you're knowledgeable and experienced in the blockchain domain.

Hello Freelancer.com community, We have an Android Java app with a 100% fullscreen WebView that integrates a bridge to a passkey provider app (Google/Android system password manager). This setup allows us to make WebAuthn/passkey requests directly from the WebView (not ChromeTab) using a polyfill. The native bridge is functioning correctly without requiring JavaScript changes on the website that invokes WebAuthn. However, we are encountering an issue: When using PasskeyWebListener (based on Google’s example: ), some return parameters are missing. As a result, while the integration works perfectly with the demo site, it fails to work with our client’s website. Details: The demo page returns the following from WebAuthn JavaScript injection: { "name": "xxx-xx...

I'm looking for an experienced professional to deploy a mobile application on Android. The source code is ready, and the backend is prepared in Docker. The end goal is a mobile app that connects to a custom-built sales system and downloads prices. Key Requirements: - The application must be compatible with all modern Android devices. - A standard setup is needed for the Docker backend, no custom configurations or environment-specific settings required. - Extensive experience with deploying Android apps is a must, particularly with integrating them to a custom-built system. Your expertise will ensure a seamless integration and deployment, facilitating the app's connection to our sales system. Prompt and clear communication will be key in this project, as I look forward to regula...

I need an expert in AWS and Android app development to integrate a robust authentication system into my new Android app. Key Requirements: - Implement Email and SMS based authentication. - Enable functionalities for User login and registration, Password recovery, and Account verification via email or SMS. - Create a system for Custom Permissions for Specific Actions to control user access. Ideal Skills and Experience: - Proficiency in Android app development and AWS services. - Extensive experience with implementing secure authentication systems. - Ability to create intricate and customized permissions systems. ++++++++++++++++ Requirements: • Requirement is to add the AWS Authentication (using Cognito) to our new Android app. This Android app is already developed and we need the s...