Java is a versatile, object-oriented programming language that is widely used for software development across various industries. Java Developers can help clients create anything from complex web applications to automated trading bots and mobile apps. With their advanced skills and knowledge, they can turn your vision into reality, providing you with tailored solutions that align with your business goals. Here are some recent projects that our expert Java Developers made real:
- Developing custom GUIs for existing codebases
- Creating encrypted, secure crypto apps
- Designing cross-platform audio merging tools for mobile devices
- Building sophisticated trading bots for the cryptocurrency market
- Implementing open-source virtual machines in C
- Collaborating as senior developers on large-scale Android projects
- Solving server request errors for mobile applications
- Running and optimizing code from Git repositories
- Designing and implementing web services for seamless integration
Hiring Java Developers on Freelancer.com gives you access to a global pool of talented professionals who can deliver high-quality solutions tailored to your needs. Our platform makes it easy and convenient to find, hire, and collaborate with skilled Java experts from around the world. So why wait? Bring your ideas to life by posting your own project and hiring a Java Developer on Freelancer.com today!Från 269,224 betyg, betygsätter kunder vår Java Developers 4.86 av 5 stjärnor.
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I am looking for someone to fix a specific issue with my taxi hailing driver app. The issue I am experiencing is that my drivers are unable to accept ride requests. I am not sure if the issue is consistent or intermittent. The operating system of the devices experiencing the issue is Android. Ideal Skills and Experience: - Experience with app development for Android - Strong understanding of ride-hailing apps and their functionality - Knowledge of GPS integration in mobile apps - Ability to troubleshoot and diagnose app issues - Excellent communication skills to provide updates on progress and potential solutions
Must have: 1. Spring Boot – Java 8, Spring Core, Spring Boot, Spring MVC, Swagger, Tomcat 8, Maven, Jenkins, SVN, GIT, Postman/Newman, RESTful Services, Containers 2. Excellent verbal communication skills is a MUST. 3. Minimum 4 years of experience is required in service provider companies.
I am looking for a cloud-based software developer who can help me generate custom reports for my project. I am open to suggestions regarding the software platform and programming language to be used. The reports that I need are custom reports, so the developer must have experience in creating reports according to specific requirements. I am not sure if the software needs to be integrated with any existing systems, so guidance in this regard would be appreciated. Ideal skills and experience for this job include: - Experience in cloud-based software development - Proficiency in creating custom reports - Knowledge of various software platforms and programming languages - Ability to provide guidance on system integration, if required.
I'm looking for a freelancer to help fix bugs in my Android app. I'm experiencing functional errors, so I'm looking for someone to fix the general functionality of the app. I'm not looking for a full review - I just need bug fixing only.
I am looking for an experienced Android developer who has experience with Flutter and Kotlin. I need someone who can help me with updating my existing app and fixing some bugs. Key Requirements: - Experience with Flutter and Kotlin - Strong knowledge of Android development - Ability to improve UI and add new features - Knowledge of bug fixing - Experience in ChannelMethod and Platform specific integration in flutter The project is an immediate fix and needs to be completed as soon as possible. If you are interested in this project, please contact me with your experience and availability.
We are seeking a UiPath expert to automate repetitive tasks in a simple process. The main goal of this project is to increase productivity by streamlining our workflow and improving data accuracy. The client has a detailed process in mind for automation, and we require someone with experience in UiPath to help us achieve our goals. The ideal candidate will have the following skills and experience: - Proficient in UiPath and automation technologies - Strong understanding of process automation and workflow optimization - Experience in automating simple processes - Strong attention to detail and ability to improve data accuracy - Effective communication skills to collaborate with our team If you have a track record of successfully automating repetitive tasks and improving productivity, we w...
I have a small Java powered website () running on a Win10 machine. I do not have a static IP so I have a free domain for remote access to the website. I purchased a Comodo certificate but I do not know how to make a CSR and get the certificate installed. I need help to get my certificate as a .pfx or .p12 file.
Title: Looking for software engineers and developers to help with computer science and software engineering challenges. We are looking for a software engineer to help our students with their homework. Assignments are given at the University of Computer Science. The client is a student and the student's money is tight, so the budget is a bit small, but the work is very simple and easy. And because we have relationships with many universities, we can provide a lot of work on an ongoing basis. If you have the skills and experience you need, we look forward to hearing from you. Only In Pakistan, India and Bangladesh.
Se Requiere: Tengo creada una interfaz grafica de usuario GUI desarrollada en Python la cual funciona perfectamente Necesito el mismo desarrollo en el lenguaje JAVA - C# Se debe crear un ejecutable
Web Service Integration project duration 7 days Register IP Address : Request from white listed IP addresses will be accepted. Push HPC data to server and 10 fileds data insert with the help of json
I am looking for someone to set up the Android SMS/MMS Sending Library from GitHub on my Android 12 phone. I am willing to pay $200 for the Android Studio files if you can get it working. Requirements: - Experience with Android Studio - Experience with Gradle version conflicts - Knowledge of SMS/MMS Sending Library Issues: - I have attempted to set up the GitHub project, but encountered a Gradle Version Conflict - I have tried solutions to resolve the conflict, but they did not work If you have the necessary skills and experience, please reach out to me to discuss the project further.
I am looking for a developer to create a SIP Softphone that is compatible with Android operating systems. The main requirement of the Softphone is to make phone calls. I should be able receive inbound calls and read any dtmf tones Ideal skills and experience for this job include: - Experience with SIP Softphone development - Strong knowledge of Android operating system - Experience with VoIP and telecommunications - Familiarity with SIP protocol - Strong attention to detail and ability to deliver high-quality work - Excellent communication skills to ensure project success.
Android Studio Developer Argumented Reality App
I am seeking a React Native tutor with intermediate expertise to help me learn specific topics. I am looking for a few tutoring sessions to improve my skills and knowledge in React Native. The primary goal of the tutoring sessions is to learn specific topics. Ideal skills and experience for the job: - Expertise in React Native, React native package development. - Intermediate level knowledge in Native Modules. - Ability to build package / libraries or components for React Native using java or kotlin.
I am looking for someone with experience in deploying Azure Functions using .zip files, specifically in Java. The ideal candidate should be proficient in using the Command Line Interface (CLI) for deployment. The project involves troubleshooting and resolving deployment failures that I am currently experiencing. The specific issues I am encountering are related to deployment failures, and I need someone who can help me identify and fix the underlying issues. If you have experience with Azure Functions deployment and are comfortable using CLI, please reach out to me. Thank you. We need to help someone on the call where we have the functions code available in Visual Studio
I am looking for a freelancer to develop a Digital Signature Signer. This project requires the following skills and experience: - Proficiency in developing software for PDF signing - Experience with implementing basic encryption for added security - Knowledge of industry compliance standards The digital signature signer will be used to sign PDFs with basic encryption. In addition, the system should allow for multiple signatures on a single document. As well as multiple doc can sign in single click The following features are required: - Ability to sign PDF documents - Basic encryption for added security - Capability to handle multiple signatures on a single document Java Developer preferred to development of desktop or cloud app If you have experience in developing similar projects, ple...
I am looking for an experienced Android developer who can create a social platform application for our existing business. The app should include in-app messaging as a key feature. We would like users to be able to authenticate through social media login. Other features such as user profiles and photo and video sharing are not required at this time. Ideal skills and experience for this job include proficiency in Android development, knowledge of social platform app development, and experience with social media login authentication. The creator will be awarded with profit sharing, subject to commercialization of the app.
I am looking for a skilled developer to rebuild my application with new features in mind. The current platform is not specified, but the ideal candidate should have experience with iOS, Android, and web-based applications. The main goal for rebuilding the application is to add new features and improve the user experience. The project completion deadline is moderate, with a timeframe of 3-4 weeks. If you have experience with rebuilding applications and can work within this timeframe, please apply.
I am looking for a freelancer to assist me in automating my travel agency. The specific tasks I need to automate include booking flights and hotels, scheduling tours and activities, and managing customer data. Currently, my system for managing travel bookings and customer data is a basic Springboot based Miniproject. I am looking for someone who can make basic changes in code and UI only for the user part. The timeline for completing the project is urgent - within 1 month, and I would prefer to have it completed today or tomorrow. The ideal freelancer for this project should have experience in coding, UI design, and automation.
Automation of Travel agency (only user part) Tasks to automate: - Booking and reservations Existing systems integration: Not sure yet Level of customization required: Basic Ideal skills and experience: - Experience with Springboot based Miniprojects - Knowledge of Springboot and HTML css Js
We have our Automation of Travel agency project user part. just need to verify that Springboot project need to verify because page is not working
Topic Name: Learning App Introduction It's an application for learning online. This application basically contains functionalities - login, and register for both admin and student. Students can enroll on new subjects and topics. Students can also search for topics and enroll on them. Admin can create new topics and subjects so students can subscribe to them. It consists of 2 panels admin and student. Admin can have permission to create a new course, update an existing course, or delete the course. Modules 1. Admin Panel: 1. Able to create a new course for students. 2. Update existing course. 3. Delete existing courses. 2. Student Panel: 1. Login and Register into the system. 2. Enroll on a particular course. 3. Cancel the course. 4. search course by id 5. Search course ...
I am looking for a freelancer to develop an Android app for drivers. The ideal candidate should have experience in Android development. The app should have GPS navigation capabilities to help drivers navigate to their destinations. In addition, the app should have driver performance tracking functions to collect and analyze data on the driver's performance. The following features are required for the app: - Android platform - GPS navigation - Driver performance tracking
Objective of the project: Implement an additional feature in the trackerD firmware to add a rules engine to BLE scanning. This function will allow you to filter the iBeacons based on their proximity to the GPS, using the RSSI of the signal. In addition, the nearest iBeacon is required to stay within a predetermined RSSI range for at least 1 minute before the device will send an upstream message, which will include the iBeacon's UUID. Tasks to perform: 1. Existing firmware analysis: The developer will need to analyze the current trackerD firmware to understand its structure and how existing functionalities are managed, especially those related to obtaining GPS location and searching for iBeacons via BLE . 2. Design of the architecture: Based on the analysis of the existing firmware...
A short job for a quick programmer who understand functions in a protocol as guid. (Perfer a Chinese fluent language)
I need external bot/system that allow me to find the best parameter on specific indicator and candle stick Please show your sample deveveloped bot I need to collect live data from the web and candle stick, I have attached the document for data collection from web. Mins Intervals are in Dropdown box, I can choose any minutes interval, I need you to collect Last 5 candle data from the Excel in the web and other details for each token, I will give token name in the excel, It will automatically display the rows of data. If i chanage time interval it will display those data only. Please view the attach file. So the external bot will auto backtest for every parameter combination possible to find which settings have the best results. I need an intelligent programmer, who can see future problem...
I am looking for a skilled developer to create a video player and streaming app that is compatible with both Android and iOS platforms. The app should be able to stream both pre-recorded videos and Network Streaming Additionally, I have specific features in mind for the video player. The ideal candidate should have experience in creating custom video players with the following features: - Ability to adjust playback speed - Pause , play , forward reverse 10s - Subtitle support / Multi Audio Track - Video quality selection - Chromecast integration - Ability to download videos for offline viewing - Uses Less memory streaming and download. - Easy ads integration on front and inside videos, Add rewards ads for downloading video and improving download speed - Also it needs to be connect to my...
Hello. There are bank statements in pdf files. Several types of structure type (up to 5). All types contain a text layer, but not all libraries recognize text correctly. In case of difficulty in extracting text, I suggest connecting ABBY finereader or opencv cloud recognition Statements can be downloaded from the link - Primarily interested in 2022. It is necessary to extract information from PDF, structure and save it in CSV. Attached an example. Read all PDFs from a PDF folder (may have sub-directories) Save each statement in a separate CSV file with the same name as PDF, to the CSV folder. It is desirable to save the folder structure, but it is not necessary. Each entry is a separate line. Notes: - column D must contain only the amount without the currency; - the + sign is not ...
I am looking for a skilled developer to create a program that integrates my Fritzbox VoIP calls with a conversational AI chatbot. The goal is to enable voice calls to be converted to text, send the text to a ChatGPT model trained with knowledge about my company, generate a response, convert the response text to audio using Google Text-to-Speech API, and stream the audio file as a reply through my Fritzbox. The workflow of the program should be as follows: Receive incoming VoIP call on the Fritzbox. Convert the voice call to text using a suitable speech-to-text engine like Google. Send the text to a ChatGPT model that has been trained with information specific to my company. Generate a response from the ChatGPT model based on the input text. Convert the response text to audio using Google ...
3-tier architecture, monolith architecture microservice architecture More details: Is this project for business or personal use? Personal What type of project is this? Web Development What are the primary goals for your website? Informational
The work is That i have around like 50 to 60 items that you have to arrange in a table or something like that So that i can access its prices just by typing the name of the product
Hola, necesito una sesion online via meet o teams para configurar Talend Runtime (Karaf) bajo SSL con un certificado emitido por una entidad certificadora (.pfx). Por favor, solo solicitudes que conozcan esta aplicación y sepan realizar las acciones para generar el keystore correspondiente a partir del fichero .pfx y configurar los ficheros de Talend Karaf para trabajar bajo https con el certificado correspondiente.
Change a simple game c++ program (no graphics ) to use vectors maps , sets and class , and do working menu (no graphics)) , any questions please write to me and ask.
I have a API Restfull access and I need to connect this API to one Google Sheets in Apps Script. I would like one people to teach me how to do this config.
I have two software testing tasks to be done. It is mostly about coverage, mutation testing and system level testing. It will be done by coding either in java or python and with a report to it. Please feel free to message me for more information.
Looking for someone who can help me with Java Code and its deep concept happening in the background. This is mostly coding session and learning so I need trainer who has hands-on experience
"I am looking for a desktop application locally, not to be shared online, only for personal use. It's a simple project for which I am willing to pay 50 € max, there's no urgency. I am still not sure whether to create an application or a local file. Before volunteering, do you accept 50€ ? If yes, let's proceed."
Hello , I have a phonepe business account . I want to automation its otp and transaction history in web so all records gets saved in web . Basically i need api of this app Api for login and Api for live transaction and Api for QR code **Note , phonepe does not provide any api for this , You need to see apk code to track how api working from that apk ***
Duel API input and programmed triggers to XL from REST API live feed data and REST API or JSON-RPC API. Must be in Sydney and can meet in the CBD to discuss.
I am in need of a freelancer who can help me with connecting my biometric device, specifically a Fingerprint Scanner, with my PHP web app. My main purpose for the web app is Attendance Tracking and I require a database system for data storage, preferably MySQL. The project will also involve syncing the biometric device data with the web app database to block and unblock users. Ideal skills and experience for this job would include: - Proficiency in PHP programming language - Experience in biometric device integration ( Essl) - Familiarity with MySQL database management - Knowledge of data syncing and user blocking mechanisms If you possess these skills and are interested in collaborating with me on this project, please reach out. Thank you!
I am looking for an Android application developer to create an app for my new construction company. The ideal candidate should have experience developing apps for businesses, with excellent skills in social media integration, in-app purchases, and GPS tracking. The project needs to be completed within a month, so prompt and efficient work is essential.
Needed Java developers on urgent basis having 10 + yrs of experience.
SMPP to RCS / I Messages Project Description I am looking for a developer who can help me with converting of SMPP to RCS/I Messages of high volumes above 100K/Day. Specifically, the new platform to have Delivery, failed and reason of failure functionality . Solution should either be through an API that can send directly through RCS or I Messages engines or through and app to be installed on several handsets and connect through and intermediate server that connect to our SMPP server. Current SMS server used : OpenSMPPbox. Skills and Experience Needed: - Strong knowledge of SMPP and RCS/I Messages - Experience with integrating messaging platforms - Proficiency in programming languages such as Java or Python - Familiarity with testing and debugging tools -IOS/Andriod Assistance Needed: ...
Description: I am seeking a proficient Pine-script developer to create a custom script based on the "Silver Bullet Strategy" of ICT trader. While I have thoroughly researched the strategy, I am looking for a developer who has in-depth knowledge and experience with the strategy to ensure accurate implementation. The script will be optimized for short-term (intraday) trading on Trading View. Requirements: Proficiency in Pine-script development is essential. Strong understanding of the "Silver Bullet Strategy" of ICT trader is required. Previous experience in creating scripts for short-term trading on Trading View is preferred. The ability to customize and add specific features to the script as requested is necessary. Project Outline: The script will have two modes: Mod...
I am looking for a flutter developer who can help me implement an app that I have already designed. The main functionality of the app is focused on utility or productivity. I only need the app to be developed for the Android platform. Actually, we have to play videos in loop, such as the video folder is present in external storage So you need to copy that folder inside internal storage(download folder) and play that folder contents in loop. Play videos in loop part is already completed , just retrieve data from pendrive and store in internal storage in Tv
Android App Developer Urgently
Is it possible to create an app or program that updates data to google sheet from mobile android app? Data is products details and scraping data from the website is not possible because one important data is not available in only from mobile application. App name: Coles shopemate app
I am looking for an Android developer who can start immediately and help me with a new development project. The app will require the following specific features: - Social media integration - In-app purchases - Location-based services The ideal candidate should have experience with Android development and be able to work efficiently to meet tight deadlines. The deadline for the project is not specified, but I am looking for someone who can work quickly and deliver high-quality results.
I am looking for a skilled developer who can port our fully functional Java AS4 Client to Native .NET 6.0 Cross-Platform, with all features retained, with samples. The target architecture is cross-platform. The ideal candidate should have experience with both Java and .NET and be familiar with AS4 client protocols. Attention to detail and the ability to meet deadlines are also important. The AS4 Client can be found at: