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 270,373 betyg, betygsätter kunder vår Java Developers 4.85 av 5 stjärnor.
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Hi I am working on a project that involves API automation through JAVA + TestNG framework. I need a Java developer's help as I am not experienced with Java and I have critical timelines to finish the project
I need some help with the MadelineProto API server at Specifically, I need to know how to: - Create a group/channel - Add a user to the group/channel - Remove a user from the group/channel - Generate an individual invitation link.
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I am looking for an experienced c# programmer to use selenium in order to automate a task that I need completed. The task involves manipulating existing code and also writing some new code from scratch. The end goal is successful automation of the process and it needs to be done using c# and selenium. Previous experience with c# and selenium is necessary, as well as knowledge in automation. If you are confident you have the skills to complete this task, please let me know!
I am looking for an experienced engineer to help me with a GRPC with MongoDB development task. GRPC is a form of database and the specific project I am working on requires the use of MongoDB. This is a development task that requires the integration of these two pieces of technology. The successful freelancer must be proficient with both GRPC and MongoDB, as well as have experience with development tasks. I am looking for a highly skilled professional who is able to take this project to the next level.
Looking for java backend developers where they have to take responsibility and complete the work independently. Since it is very long term and work from home option available,will pay monthly basis. Java1.8,oracle,gradle and maven ,Microservices,spring boot
Hello! I'm looking for someone to create a scraper for my apify project or any other scraper. This project will be for personal use, and the scraper needs to work on a web platform. Specifically, the scraper should be able to extract images from the web. I want thumbnails urls those comes after selecting the options. Go through the screenshot you will better understand. I want to go structure wise first it should capture images in new chinese style for living then chinese style then modern style and so on for sub sub category. Site has infinite scroll for first page and after that there is next button for second page. and from second page there are 40 images per page each. It will scrap all the images from that page also. After finishing all sub sub categories of living it sho...
App to scan QR or bar code and details to save in SAP server connection through RFC.
I am in need of an application developer to create an Android and iOS home delivery application for me. The application will include features for ordering, payment processing, and location tracking. I anticipate that the development process should not take more than two months. If you are an experienced app developer and think you can help me with my project, please let me know!
The project backend is setup already, all I need is a setup to include; 1. Change of name 2. Change of Logo 3. Add and configure API if any exist 4. Build working APK and AAB files 5. A functional APP. The project is $10 project so any bid above this would not be considered. Thank you
I'm inquiring whether someone can perform object-oriented programming with a particular set of topics covered, including inheritance and polymorphism, advanced object-oriented design and programming, exception handling, interfaces, cloning, and data structures such as HashMaps. Additionally, I'll be offering to send a Word document containing tasks requiring creating a working program to demonstrate the desired outputs more professionally.
Con la finalidad de una comunicación fluida. IMPRESCINDIBLE IDIOMA ESPAÑOL* (It is essential to speak Spanish) Requerimos desarrollar nuestro sitio web desde cero, dedicado a ofrecer servicios administrativos (cobros y pagos) y logística (paquetería y gestión de compras) la esencia del proyecto es de un área de cliente, es decir, autogestión por parte del cliente en sus solicitudes, así como también puedan pagar los servicios solicitados con la empresa. Igualmente el panel administrador tiene que ofrecernos una serie de reportes con la finalidad de llevar un orden de ejecución de tareas dentro de la empresa.
Hi, my name is [Name] and I am looking for a programmer that has experience with the Haskell programming language. The projects requires specific tools and libraries to be used, and possibly even designed. I have done some research into available frameworks and libraries and know that this job requires someone skilled in the Haskell language to get the job done. The experience in using existing libraries and frameworks is a must, along with maybe needing to design specific ones. If you have the right skill set and experience, please contact me and let me know about your capabilities and qualifications for the job.
1. Java( Microservices , Web Api, Kafka, No SQL, Springboot)- Bangalore-Hybrid-8 Years 2. ASP.Net core Razor, Blazor, REST API, ETL, Kafka, RabbitMQ, C#.Net core, Redis Cache, MemCached, Mongo DB,-5+ Years-Bangalore 3. .Net with Angular-6-9 Years-NCR Hybrid 4. Data engineer-4-8 Years-NCR Hybrid 5. Python with some knowledge of React JS- Gurgaon- Hybrid 6. RoR- 2-3 weeks in Bangalore or Hybrid-5+ Years
I am looking for a skilled developer to create a mobile app for the Android platform. The app needs to have data storage capabilities and user authentication. It should provide a simple and user-friendly experience and should have a robust backend system to ensure it can handle multiple users. The app must be well tested and ready to deploy upon completion. The developer must have experience in creating applications that can be used on Android devices as well as any required knowledge of third-party integrations.
I'm looking for a live coding expert experienced in Java to help me with a complex project involving algorithm data structures. This will require advanced level coding skills, so please only apply if you can demonstrate your ability to work with complex projects. I'm looking for someone who is creative, efficient and has great problem-solving skills. Experience with algorithm data structures is also an advantage. You must be available to communicate regularly and be able to work quickly without compromising on quality. If you believe you have the skills and experience to meet these requirements, please apply now!
need automation tester to automate webiste flows
hello everyone, i should duplicate an app with android studio...the app is already present in the store, i should create another equal one and publish it in the store with a different name
HI I am having work related to Java Servlets. Are you interested?
I am seeking for a Android developer who has a maximum experience to make Android App. i am already purchased all services which we need to make Android App.
Im looking for someone to solve a Java-programming task for me (student) and give me information as to why it was done the way it was so that i have a little bit better understanding of it.
ONLY FOR INDIVIDUAL FREELANCERS We are hiring a Data Scientist on remote, for one of our clients projects for 6 months which could be extended up to 1 year. Experience- 4+ years Location- Remote Skills- Kotlin, Python We need at least 2 candidates' profiles with good communication & technical skills. Thanks
I need a software developer that can build a fantasy sports software like the ‘draft kings’
For my project, I need an electronic medical record (EMR) software solution. This software must provide cloud-based access, and include patient record management capabilities with the support for industry regulations. Appointments scheduling and reporting/analytics are not necessary for this project. I require a fully functional and secure solution that allows medical staff to store and manage patient health records in a secure cloud environment. Additionally, I need the software to be compliant with industry regulations to ensure the security and privacy of both the medical staff and the patients. The ultimate goal of this project is to provide a robust, patient-centric EMR software solution that meets my requirements while remaining secure and compliant with industry regulations. I ...
i need the Machine learning coder for small job. Details will be discussed.
I am looking for an experienced freelancer who can create a safe and reliable mining pool for Kaspa. I have already set up a VPS and domain, and the operating system is Ubuntu 18.04 - 20.04 will be installed if necessary. I would like the mining pool to have a similar design and functionality as or , with a simple and clear system. The mining pool should have the following features: User-friendly interface for miners Secure payment system Mining statistics and monitoring DDOS protection Automatic payout system SSL certificate My budget for this project is $600 USD. If you have experience in creating mining pools and can deliver a high-quality product within my budget and timeline, please submit your proposal with relevant experience and portfolio. Thank you for your interest.
I am looking for an experienced Freelancer who is able to provide data processing and data intelligence. I need someone who is proficient in working with structured data and is knowledgeable in algorithms, with the goal of making predictions using the data. I have a general idea of the approach to take, but I'm open to hearing any suggestions or recommendations from the expert. The data processing and intelligence should be performed with the highest quality and accuracy for the best results.
There is an existing back end codebase, we need to finish all missing requirements in 3 weeks, and 1 week for testing and bug fixes. There are two parallel tasks: 1- To fulfill the missing requirements, using MongoDB. This involves cooperation with the front-end team (a separate existing team). 2- To migrate existing (and new) queries from MongoDB to PostgreSQL using Liquibase. Multiple hires would happen, and each contract would be evaluated twice: one after two days, another one after one week. We would start by one member for each task, and add more whenever needed. The current OpenAPI (Swagger) is in - Latest versions are used (except using Java 18 because of Heroku). - Code first API - The application is automatically deployed, with updated OpenAPI, to be used by the front-end ...
Hello, I am looking for a concerned freelancer to help me with developing a web scrapper to scrape one specific web-site using multiple queries. The project requires scraping only some specific pages, which need to be done accurately and efficiently. Moreover, I also require additional processing of the scraped data. Most important things for me are: a) ability to query web-site by providing information in three different fields in order to be forwarded to next / output page b) the speed of scraping, supporting multiple threads using socks proxies (for example 100 scraping sessions at once) + updating proxies and rotating them every certain period of time c) convenient method of saving the output data (excel database, text files) - which in future I could integrate with some solution to...
I would like to develop a telegram bot like this @NewAdderBot, this one is no longer updated by the developer, so you don't work at the moment. I would like to make one like it and get people to subscribe on telegram. I ask for a quote thanks
I want to develop an AI-powered Q&A chatbot.. answering career and educational question like where I can study biology in France, or what I should work if i graduted from Math and has good computing skills. I need the chatbot to be in Arabic language This is good example
My business is in need of an Android app with a purpose of POS with an online store. We require some special features which would best suit our particular needs and help us achieve our business goals. The app we envision should be robust and user-friendly, yet easy to maintain and extend. We are looking for a talented mobile app developer experienced in Android development to create a reliable and efficient application that would provide our customers with the best possible experience. The developer should have a sound understanding of object-oriented concepts, be familiar with the latest mobile development trends, and have proven experience with Android Studio and the Android SDK. Knowledge of third-party libraries and APIs is also desirable. We look forward to receiving your proposals. W...
I am looking for a developer to create a React and Spring application (Boot, Transaction, Security) for web usage. The application will use an SQL database and be hosted on AWS. The project is a freelance platform which includes registration flow, payment, chatting and so on (similar to any freelancers platform) I do have figma design for the project (there are approximately 100 pages, but I’m interested in dynamic pages containing back end part)
I am looking for a proficient expert to help me with my data mining project. The project requires someone with expertise in handling a variety of data, including numbers, text/words and pictures. As the project is time-sensitive, I would like the expert to complete it ASAP.
Hello, I'm looking for a talented Freelancer to help me develop a technical assessment test that is 18 minutes long. The test should be conducted in Java/Algorithm and will require coding skills this will be done remotly via anydesk or teamviewer
Looking for someone who has already worked on reading data from a smart card chip. We can buy any device that comes with android sdk please apply if you already have experience with this kind of work
I am looking to add functionality to my recycleview, currently its scrolling well but only to beginning of item, the issue is when the item is larger than the screen I cannot scroll the item. Screen size 2.8" resolution 240*320 lcd density 160
I'm looking for an experienced Android Developer to help me solve one issue. I'm looking for someone proficient in Java, who can help fix a bug.
Project needs to build a dashboard for football managers to look at players performance this season. The project will need substantial use of OO Programming, the Java collections Framework, Java Swing and event handling for GUI building. So, an individual who is having an extensive knowledge on OO Programming, the Java collections Framework, Java Swing and event handling for GUI building are welcome to apply ONLY. PS- Please we are not looking for any "company" or "team" for this project. We just need an expert who has an extensive knowledge and skills on the above mentioned topics and who deliver it successfully and on time.
I am looking for a specialist in creating a telegram bot. I need a bot able to get user or chat information after using the KeyboardButtonRequestUser and KeyboardButtonRequestChat method. Make just two buttons and display all available information about the connected user and the connected chat. official method documentation: important to use given java library:
I am in need of a system for connecting a plugin to a DDE interface for getting live tick data. This DDE integration will require information from me to help with the implementation, and I need to receive the data in realtime. I am willing and able to provide the necessary information to make this integration successful. i am using truedata velocity software. In this velocity software, they provide plugin for ambibroker, ninja trader etc., you will need to create ambibroker like system to get realtime data from plugin and save to log file. In below image, it shows the files required for plugin. If you install the velocity2.0 software from true data , you will get similar files in your computer. Then you will work on it. I will give user id and password for velocity software to run. Veloci...
Desenvolver uma aplicação para uma SMARTPOS da PAX. Tenho contrato com adquirência, e preciso implementar a aplicação para emissão dos tikets de venda de produtos. O programa deve ser desenvolvido em portugues. Tenho uma app rodando em PWA. O programa da SMARTPOS será integrado com o sistema existente. Todos os endpoints necessários serão disponibilizados, estando fora do escopo qualquer intervenção no sistema existente.
To develop a android APP using Bluetooth and serial port profile in bluetooth to communicate with IOT devices Will have a login screen login authenticated via a server Will have message exchange to BT IoT device and server.
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Hello Freelancers! I'm looking for an experienced Mulesoft Architect to join me and help with a project. The ideal candidate will possess proven expertise in Mulesoft Integration and API Development, specifically design and construction of integrations, configuring data and various processes, maintaining, testing and deploying on cloud platforms, as well as cloud platform setup and administration. The successful applicant will demonstrate extensive experience in the Mulesoft technology stack, as existing Mulesoft expertise is essential for this role. If you possess the right qualifications and experience, and are excited to join on an incredible project, please get in touch! I look forward to hearing from you.
I'm looking for an experienced app developer to create a robust Android mobile application. I already know what I want the app to look like and how I want it to function. Specifically, I need the app to include search capability. The ideal candidate will be well-versed in developing Android applications and have proven experience with the platform. They should also have a strong understanding of the various features and functionality needed to ensure my app meets my requirements. In return, I'm offering a competitive rate based on the complexity of the project and the timeline we agree upon. If you've read this far, please reach out and let me know your experience and availability. I'd be happy to share more details on the project and answer any additional questions y...
I am looking to create a chatbot to represent a person for conversation in whatsapp. The chatbot should use an informal conversational language to allow users to have a natural conversation. It should provide an intuitive and interactive experience. By leveraging AI technology, it should be able to understand requests and respond accordingly. This chatbot is strictly for personal use, not business use.
We need to have transcripts of phone conversations summarized. The application should login to the website that contains the transcripts and summarize new phone calls posted on the site once a day using a provided OpenAI API prompt. The call summaries should be sent in one batch to a provided email address. The website with the transcripts has a relatively simple interface - posting new transcripts in a list chronologically. Features: -The application should summarize all new transcripts and send those summaries in one batch each day to a predefined email address. -The application should summarize all new transcripts on a watchlist (also clearly defined on the website) in one batch each day to a predefined email address. -The ability to edit the ChatGPT prompt driving the summaries throug...