Open source project java programmer developer wanted jobs

I'm ...looking for a professional who can make a .jar file in Java 17 for me. It is intended to be a software product which I want to package and distribute. Here are the specifics: - Purpose: The main goal of this project is to create a .jar file that is user-friendly and easy to use for anyone who downloads it. - Platform: The .jar file should be compatible specifically with Windows operating systems. It should be tested and guaranteed to run smoothly on those systems. You should have: - Proficient in Java 17 and Eclipse. - Prior experience in creating .jar files for software products. - A good understanding of user experience and interface design to ensure the .jar file's usability. I'm open to suggestions on how to improve this project...

Good evening, I need help with a Python assignment and I also need programming tutorials in java, Python, mvc, php, Javascript, mysql, jQuery, html, css, asp.net, c#. The tutorials would be in Spanish. I need them as soon as possible.

Please Sign Up or Login to see details.

I am looking for an expert developer who possesses an in-depth understanding of Java multi-threading, specifically the Executor Service method. The main task involves partitioning a loop in a program I'm currently working on. Key Responsibilities: - Understand and modify my existing Java code - Partition the given loop to enhance performance by effectively spreading the workload across different threads - Use the Executor Service method as the default way for threading Most importantly, to be considered for this project, applicants should highlight past roles or projects where they've successfully implemented a similar Java multi-thread solution. Additionally, having an excellent grasp of loop partitioning for performance enhancement will...

Please Sign Up or Login to see details.

We are using an online field service software platform called Uptick for our field technicians to carry out inspections of fire systems. The online software we use generates a PDF report based on the field technician inputs. We have access to the CSS/HTML/DJango source code to modify the PDF output. We require a developer who will work with us to generate a PDF output based on our design by modifying the existing source code. Please note: The developer must be willing to discuss the project via [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions] so that clear instructions can be discussed as to the required PDF output.

I am in need of a proficient WordPress developer who can carry out effective content management for my website. Specifically, my website primarily features written blog posts. Your primary tasks would include: - Managing less than 10 pages or blog posts on a regular basis. - Updating the blog posts as necessary to create dynamic and attractive content. Ideal Skills and Experience: - In-depth understanding of WordPress and content management. - Proven experience working with written blog content management. - Exceptional attention to detail, ensuring cohesiveness and effectiveness in content presentation. - Excellent time management skills to ensure regular updates. This project center around content management, with keenness on frequency and quality of updates. Lookin...

More details: What platforms would you like the auto-rickshaw booking app to be developed for? Both What specific features should be included in the app? Real-time tracking, Integrated payment system, User rating system Do you have any design preferences for the app? Minimalistic and clean We can book auto using mobile phone, online through web portal and kiosk in the exhibition.

I'm in need of an expert Telegram BOT developer who can Develop Telegram bot for Solana blockchain Please apply only if you have develop any telegram bot related to blockchain

I'm looking for a proficient programmer or web developer with experience in creating Chrome extensions for social media platforms. The main requirement is to generate tailored content for Instagram. - You should create a Chrome extension with the following features: - Template-based content generation: It should support text templates and also have the capability to overlay different texts over one video. - Text overlays: This feature is to add text over images or videos. - Mass production/download: This tool should generate content in bulk and allow for mass downloads. The ideal candidate for this project would have a strong command over JavaScript (for Chrome extension development) and experience dealing with various social media APIs. A strong understandi...

We are in search of an intermediate level Java developer with in-depth knowledge on multi-threading. The main task presents a for loop which needs to be partitioned between n number of threads. Your skills and experience should include: - Solid understanding of Java programming language - Hands-on experience with multi-threading in Java - Proven experience with running Java applications with multiple threads To ensure your competency for the task, applicants should provide documentation of past work specifically highlighting instances with similar programming challenges. Join us in this interesting endeavor, let's make the code more efficient together!

Java based app backend for tourism activities need 2 things. 1 - add a copy activity in activity page to copie a existing activity content to a new one 2 - migrate backend from vps centosOS to cpanel based hosting.

I am in need of a skilled Django Developer to work with my team in my office in Delhi on a 4-week contract or less. Key responsibilities: - Collaborate on the development of a Django application - Implement and maintain a secure, efficient and scalable back-end - Integrate APIs as and when required Skills required: - Strong expertise in both back-end and database management - Proficiency in Django - Experience with secure and efficient code - Efficiency in API Integration and Django Rest Framework Please note that this position requires onsite presence in Delhi, so only those who can commit to this requirement should apply.

As my site's load speeds are already under 3 seconds, the primary focus of this project will be SEO, particularly improving my site's on-page SEO. In this regard: • Evaluating and enhancing the page structure for better user engagement and search engine crawling. • Strategically placing SEO keywords in the content for better visibility. • Optimizing images, videos, or any other media forms. • Working on meta descriptions, headers, URL structures, and internal links. For this task, you need to have a strong understanding of WordPress, SEO, and user experience. Experience with optimizing websites with a similar load speed is a plus.

I have some errors that came up during runtime and wanted someone to check them out and offer some guidance on what could be causing the errors.

I am seeking a skilled developer fluent in Solidity to develop a web3 smart contract using the Base Sepolia Test Net. Your task will involve: - Developing web3 integration - Designing the simplest UI possible Ideal candidates should have previous experience with Ethereum blockchain technology, Solidity programming distinct to the Base Sepolia Test Net, and the creation of adaptable user interfaces. A background in web3 integration is highly desired. Please provide samples of smart contracts you've developed or relevant project references in your bid.

I'm seeking an experienced WooCommerce developer who can also tackle SEO. (Note: Site is 97% Complete, you will be doing 3%) to Flip the swicth to Live Domain. Key Responsibilities: - Implementing advanced SEO techniques using Rank Math SEO (Paid) to optimize the site. (Installed) - Providing assistance in identifying target audience and keywords for the SEO campaign. -We are seeking a skilled WooCommerce Developer/SEO Specialist to join our team and optimize our newly migrated e-commerce store on WordPress WooCommerce. As a pivotal member of our team, you will be responsible for ensuring the site's optimal performance, visibility, and user experience through effective web development and SEO strategies. Our newly migrated site is ready to switch to the live domain...

I'm looking for an intermediate-level Node.js developer who can help me in building a server-side API and real-time applications. Key Responsibilities: - Develop server-side API: You will be responsible for creating a robust server-side API that can handle data requests efficiently. - Build real-time applications: You should have experience in developing real-time applications that provide seamless user experience. Ideal Skills and Experience: - Hands-on experience with Node.js and server-side development. - Familiarity with real-time application development. - Proficiency in using frameworks like , , and will be a plus. - Prior experience in building scalable and performant applications. - Intermediate level of experience and expertise in Node.js development.

I am seeking a web designer who can refine and improve the layout of the included CX Navigation Script. - Skillset: Proficiency in HTML and Java is a must-have. - Design: The project entails taking the existing HTML design attached and improving its functionality via a combined/redesigned menu bar. Creating a more modern, clean, and user-friendly design that reflects a minimalist aesthetic. Along with adding the below improvements. Birthday Pop Up (Modal/TBD): Currently titled as (openpop1) to be triggered upon selecting the “Caller is verified” #button# in the “Inbound Opening Call Script”. If the requirements are met that are currently in the script then it should populate on the screen. However, the end user should not have to interact with the ...

I have a VBS script which downloads files from a server to the a folder on my local machine or onto AWS (MS Win Server 2012 R2). This script can be manually activated (double click) or via Task Scheduler. Recently the script stopped working. I think it has to do with AWS permission/read/write errors. I need to have this investigate and fixed. The person needs to understand AWS EC2 and VBS and JS scripting.

Hello, I need a developer with a lot of experience in Java, Python and Socketweb - with the ability to create and solve problems with easy understanding of codes The rest of the details will be given to the correct developer

I need to create new functions in a system based on React.JS, Java Script

We are need of developers proficient in low-code platforms to create a suite of applications. Firstly, we will need a web application, a mobile application, and an enterprise application developed. These are crucial tools for our business operations and customer interactions. In terms of functionalities, I require the following: - User authentication: The applications sh...should be scalable and able to handle growth. Ideal candidates would have: - A strong background in low-code development - Experience in building web, mobile, and enterprise applications - Proficiency in user authentication, data storage, and API integration - The ability to design scalable systems - A good understanding of security principles If you have the skills and experience for this project, please get...

I have previously worked code in and stored but it stopped working because readyPromise doesn't work and in that case, it can't load sequently and crashes. New Java stuff?? It doesn't recognize readyPromise with var/const only works as await. Async has problems too. Even without Crashing tilesets seem not to load both from ION and Private/Public Domain. Need to solve this ASAP. You need to download files and work within your Domain or IDE or any other way to work directly with CESIUM LIBRARY!!!!! Or I will give you my Domain FTP access to the project folder and you can Upload .js .html files and see RESULTS in this directory as it will load html and js: YOU HAVE TO WORK WITH CESIUM LIBRARY!!

I'm in search of a skilled logo designer. Must be on the East Coast we are from North Carolina and would like to be able to work on the same time frame. We are a Embroidery Business that needs a skilled logo designer to work with our customers on Hat/Polo logos.

I'm in need of an Android App developer who has a deep understanding of troubleshooting and resolving video playback issues, particularly with MP4 format. Currently, videos within my app are buffering and failing to load fully, which disrupts the overall user experience. - Competencies Required: - Extensive experience with Android App development - Specific experience in handling video-related issues in Android apps - Deep knowledge of MP4 video format in relation to app integration Your task is to diagnose and rectify this issue ensuring smooth and complete video playback. I would appreciate if you include your diagnostic plan in your proposal.

urgent php laravel for website and api mobile app development More details: What specific PHP/Laravel tasks do you need assistance with? Fixing bugs in an existing website Could you describe the types of bugs you've been encountering on the existing website? User interface issues, Database related problems, Functional errors in the code Are there any specific pages or features on the website where these bugs occur more frequently? Homepage, Login/Registration, Product pages; Checkout process

More details: What specific functionalities do you want for your Shopify website? Custom theme development, Responsive design, Integration with third-party apps Do you have a design or wireframe for your website? Yes Do you have a preference for certain third-party apps to be integrated with your website? This question was skipped

I'm looking for a proficient Matlab programmer with expertise in chemical engineering simulations to develop a comprehensive model for a Plug Flow Reactor (PFR). My goal is to analyze the conversion of reactants, product yield, and overall reactor efficiency, focusing on temperature and pressure as critical parameters. Key Project Deliverables: - Establish the PFR model in Matlab. - Integrate temperature and pressure variables using 2-D pseudo homogeneous model. - Calculate reactant conversion, yield, and efficiency. Ideal Candidate: - Proficient in Matlab coding. - Solid background in chemical engineering, specifically reactor design and modeling. - Understanding of PFR kinetics and mass-energy balances. - Ability to interpret simulation results for optimization. I ...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and font styles, iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide ex...

I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and font styles, iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide ex...

I'm looking for a professional Woocommerce website designer and developer to create an e-commerce platform for my vehicle aftermarket accessories store. Key Requirements: - E-commerce Platform: This website's primary purpose is to sell aftermarket vehicle accessories. Therefore, the platform must be designed to facilitate easy browsing, product selection, and checkout. - Select accessories based on Car Make, Model, Varient and Year filters needed. - Inventory Management: I plan to sync my product inventory with a supplier's database. This means the site must be capable of handling automatic updates and stock levels. - Payment Methods: I intend to offer Credit Card Payments, UPI, and Debit Card payment methods on the site. Ideal Skills and Experience: - Proficient ...

I'm in need of a skilled programmer experienced in C++ languages. The primary aim is to effortlessly convert simple Python code into its C++ equivalent. Ensuring to maintain specific functionalities such as: - Data Visualization: This functionality must be retained during the conversion process. The C++ code must facilitate the graphical representation of data as efficiently as the initial Pine script. - Algorithmic Operations: The output C++ code should continue to perform certain algorithmic operations, similar to the Pine script. Ideal candidates should have previous experience in similar projects and a strong understanding of both Pine and C++. Excellence in this task may lead to potential future collaborations. This is a great opportunity for candidates looking to bu...

I aim to develop a web application that is centered around t...developers and will be used to aid in the effectiveness of testing processes. Key Features: - Capable of analyzing data flow graphs to generate test cases - Simplistic, user-friendly interface designed for software developers - Incorporation of Java programming language for analysis The ideal candidate for this project should have: - Proficiency in web application development - Strong understanding of data flow graphs and test case generation - Excellent command over Java programming - Previous experience in creating tools for software developers This project is a great opportunity to contribute to the efficiency and productivity of software developers, with an emphasis on generating test cases th...

We're in need of an experienced Data Science Engineer. The ideal candidate should have a strong background in data science, machine learnin...candidate should be proficient in analyzing data and extracting actionable insights. - Machine learning modeling: The candidate should have experience in building and implementing machine learning models. Although specific programming language requirements were not provided, proficiency in Python, R, or Java would be a strong advantage. This project does not specify a particular industry domain, but any prior experience in Healthcare, Finance, or Retail would be beneficial. Please bid on this project only if you have a solid background in data science, machine learning, data analysis, and are proficient in the programmi...

I'm looking for an experienced mobile app developer to create a comprehensive laundry operations app that operates on both iOS and Android platforms. The primary purpose of this app would be to facilitate laundry operations. As such, the app should encompass the following features: - Online booking system: Users should be able to book laundry services through the app. - Order tracking: The app should have a tracking mechanism that allows users to monitor the progress of their laundry orders. - Payment integration: Users should be able to pay for their services / subscriptions within the app. - Manage multiple laundries: The app should support multiple laundries, each with their own booking, tracking, and payment system. Ideal candidates for this job would have: - Proficiency ...

**Job Type**: Full-time **About Us**: We are a startup in stealth mode located in the Bay Area. Our mission is to revolutionize Event management through innovative solutions and cutting-edge technology. **Role Overview**: We are seeking an experienced Backend Developer with strong expertise in FastAPI to join our dynamic team. This individual will be responsible for building and maintaining the server-side logic, ensuring high performance and responsiveness to requests from the frontend. **Key Responsibilities**: 1. Design, build, and maintain efficient, reusable, and reliable FastAPI code. 2. Implementation of security and data protection solutions. 3. Integration with frontend components and third-party services. 4. Define and maintain the database models and schemas using Mong...

We are a design studio Vaaks Design. We are hiring web developers who have experience with WordPress/ Tilda. Key requirements: - Website development: I'm looking for someone capable of developing a full-fledged e-commerce website, including all the key features and functionalities expected in such sites. - Customer reviews feature: An essential aspect of this project is integrating a customer review system into the website. Ideal candidate should have: - 1-2 years experience of work on WordPress/ Tilda. - Ability to design and execute a modern and sleek website. - Ability to communicate in English effectively. - Experience with integrating and customizing customer review features is a plus. Looking forward to working with you.

I need some Android developer for some easy tasks I need work at low budget I need coder from Pakistan or India

The app is supposed to: - Search for specific product and add it in the cart with all needed information: delivery location, accessories, quantity. (Example: HP laptop with 14in size) - Compare the product price and service quality in the platforms and give results of the comparison. ( example: price in Amazon for the laptop is 1000$, delivery time is 3 days, the reviews are 4 star. Same for other platforms) - Direct the user to the selected platform to complete the purchase. (Example: to purchase the laptop from Amazon)

I'm looking for a PHP developer to assist in the web development of a web page for a customer I'm working with. The primary focus will be on implementing the ability to display customer raffle ticket numbers from the database to a WordPress page. Current page was rendered obsolete by a plugin update and needs to be rewritten. Ideal Skills and Experience: - Proficient in PHP, with a good understanding of its ecosystems - Experience in web development, particularly with WordPress - Knowledge of database management for websites - Ability to integrate and display data in a clear and user-friendly manner

I am seeking a digital marketing expert to take charge of my sales funnels and overall online marketing strategy. My target audience is primarily B2C, so experience in this area is essential. The ideal candidate will be proficient in creating strategies, implementing these strategies effectively, and improving the results over time through data analysis. Key Responsibilities: - Develop a comprehensive digital marketing strategy that encompasses my target audience and business goals - Implement the strategy across a variety of digital marketing channels, including but not limited to social media, email marketing, and SEO - Continuously monitor and analyze the performance of the sales funnels and marketing campaigns - Generate actionable insights and make data-driven decisions to optimize t...

Hello everyone, I'm in search of a seasoned developer with extensive expertise in Telegram bot development. I'm managing a Telegram channel and require your assistance in crafting a sophisticated bot that will greatly benefit our users. ***Please check attachments! It's imperative that you possess proficiency in both frontend and backend development, as I'll also require an admin website to complement the bot's functionalities. As for the bot's specific features, I'm open to suggestions! Take a look at the channel and apply with your creative ideas on how the bot can enhance user experience. Looking forward to hearing your innovative proposals. Thank you! Warm regards

I'm looking for a skilled developer to create a hybrid app for a job posting platform, specifically for our company. The app should be compatible with both Android and iOS, in addition to a Laravel website which uses the same admin panel. Requirements: - Develop a hybrid app for Android, iOS, and Laravel website - Enable user registration and login - Implement a job posting feature - Integrate real-time notifications Key Points: - The app should have a seamless user experience across all platforms. - You have the creative freedom to suggest the design as I don't have specific requirements. - The app's functionality should be consistent and smooth, especially for job posting and user interaction. Skills and Experience: - Proven expertise in hybrid app development -...

We are looking for a partner for most of the skills you list in your profile. Our website for Granite South needs to be remade and our Affinity Stoneworks needs to be updated. We will also need SEO and brand development for the two sites. We are also looking for a programmer that can take our Pipe Drive account and use the API Key to link it to our ERP system. Thanks much Brad Rush I look forward to hearing from you.

I need some Android developer for some easy tasks I need work at low budget I need coder from Pakistan or India

I am looking for an intermediate level blockchain developer with a strong understanding of Ethereum. Key Requirements: - Proficient in developing smart contracts - Experience building decentralized applications (DApps) - Competency in token creation and management The ideal candidate should be able to work with the Ethereum blockchain platform and implement these functionalities effectively. A solid understanding of blockchain technology is essential, as well as the ability to work independently and deliver high-quality code. We are not looking for a beginner, so please apply only if you have the relevant experience and can demonstrate your previous work in this area.

More details: What type of integration are you looking for? Product inventory syncing How frequently should the product inventory update occur? Every few hours Are there specific product categories that need to be prioritized in the syncing process? Horse feed

I have the source code for an open source tool that I need help compiling. It's crucial that the compiled tool is compatible with macOS. Additionally, I have a patch that needs to be applied. I would require concise documentation that outlines the key steps to apply the patch and compile the tool. Expertise in C, open source tools, compiling, and patch application is essential. The ability to provide clear and concise documentation is also a must.

I'm looking for a competent Java developer to assist with the development of several data structures and algorithms. In this project, you will conduct a set of experiments to compare the performance of dictionary implementations that use unsorted arrays vs. sorted arrays. You are given the Dictionary interface () and its implementation class (). In addition, the file contains a list of 10,000 key-value pairs that represent certain measurements. Key Skills: • Expertise in Java programming • Extensive experience with diverse data structures and algorithms • Ability to adapt to fluctuating project requirements Your ability to create powerful, flexible systems with Java will be crucial for this undertaking. Though the