Senior java developer jobcông việc

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 aim to develop a w...tool is primarily intended for software 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 through data flo...

We're in need of an experienced Data Sc...cleaning: The candidate should be able to clean and preprocess large datasets. - Data analysis: The 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 programming languages m...

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: - Profi...

**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 usi...

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

Je cherche à faire une application Javafx en correspondance avec ces critères.

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

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 hyb...

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.

I need a mature American male voiceover artist & music for an explainer video - Ideal candidate should possess a Senior (50+ years) voice - Previous experience in radio voiceovers is a must Similar style to storyboard/script and blocked video Similar style to another just completed

I am ...engaging design is imperative. The presentation should be structured in such a way that it's easy for the audience to follow and understand the main concepts in the field of Business and Finance. The presentation is a monthly project progress report for an engineering project. The audience is the senior management of the company. I need the freelancer to have a contribution to the content, as well. However, the directions for the content will come from me Ideal skills and experience for this job include: - Strong understanding of Business and Finance concepts - Proficiency in PowerPoint - Ability to create an engaging, professional design - Experience in creating high-level overview presentations - Strong communication skills to ensure the message...

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'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

Strong servicenow developer needed to start work immediately in US timezone. This would be regular servicenow job. You will be get paid 1000USD per month.

I am seeking an experienced API developer, proficient in one of this, Fastapi, NodeJS, or NestJS, to create an API focused on integrating colombia public data. Key Responsibilities: - Understand and integrate external public data sources. The ideal candidate will have experience in integrating APIs with public data sources. Skills and Experience: - Proficient in one ot this, Fastapi, NodeJS, or NestJS. - Experience in integrating APIs with public data sources.

More details: What platforms do you want the app to be developed for? Android, Both Will the app require user authentication? Not sure Which functionalities do you want for your web portal? User management, Real-time updates

As a client, I'm in need of a skilled ReactJS developer with no less than 10 years of experience in the field who can help me develop a new web application from scratch. Essential Skills: - In-depth knowledge of React Component Development - Proficiency in Redux State Management - Experience with React Router Navigation The perfect candidate for this role should be well-versed in additional tools and technologies such as: - GraphQL - TypeScript - Jest testing framework. The main objective of this project is to build a robust and dynamic web application that meets our specific requirements and standards. Your role will be pivotal in designing, creating, testing and implementing this web application. So, if you're up for a challenge and willing to dedicate your time an...

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'm looking for a developer who already has pre-built car rental software. The software should have the following features: - Vehicle inventory management - Online booking system - Payment gateway integration I need to customize this software to cater to the needs of tourists. This includes making the booking system user-friendly and ensuring that the payment gateway is secure and internationally accessible. Ideal candidate will have experience in: - PHP development - Software customization - Familiarity with car rental industry Your understanding of both PHP and the challenges of tourism will be a huge plus. The project requires someone who can hit the ground running and deliver a high-quality, user-friendly solution.

I'm seeking a skilled dot net developer to focus on major web development tasks. The core responsibility of the project will be functionality and programming. Key Tasks: - Implement a user registration system - Develop a shopping cart system - Convert existing PHP scripts to Dot net. Ideal Skills and Experience: A deep understanding of Dot Net, is a must, along with substantial experience in web development, specifically in functionality and programming. Proficiency in both PHP and Dot Net, specifically converting scripts from one to the other, is critical. Finally, hands-on experience with user registration and shopping cart systems is a significant plus. Don't hesitate to send me a message if you have any questions. Let's create something great together.

I'm in need of a Java expert who is proficient in implementing design patterns, specifically creational, structural, and behavioral ones. Key Requirements: - Implement all Creational design patterns (Singleton, Factory, Builder) - Implement all Structural design patterns (Adapter, Bridge, Decorator) - Utilize Behavioral design patterns effectively Ideal Skills: - Proficiency in Java - Strong understanding of Creational, Structural, and Behavioral design patterns - Experience in implementing design patterns in Java - Good problem-solving skills If you have a solid understanding of these design patterns and can effectively apply them in Java, I'd be happy to hear from you. Please provide examples of your previous work in this area. Note : Min pric...

This task entails building a progressive reverse job board that incorporates vital features like profile creation and a real-time messaging system. Here are the specifics: 1. Profile Creation and Management: - Empower users to generate their profiles through an intuitive registration and login procedure. - Facilitate the input of personal data and professional skills during the profile creation process. - Enable continuous modification and updating of profiles for a tailored user experience. 2. Messaging System: - Embed a live messaging system to ensure instant and fluid communication. - Incorporate the capacity to attach files within the messaging system, enhancing data sharing. - Implement a feature that provides users with immediate alerts for new messages. The ideal candidate...

I'm looking to collaborate with local job providers who can work in Serbian. I've successfully completed a Microsoft course and passed the certification in just two months. I'm particularly interested in working on tasks like document creation and editing in Word, creating and editing Power Point presentations, working with Excel sheets, as well as translation and proofreading in Serbian. Key Responsibilities: - Document creation and editing in Word - Creating and editing Power Point presentations - Working with Excel sheets - Translation and proofreading in Serbian Ideal candidates should have: - Proficiency in Microsoft Office tools - Excellent command of Serbian language - Strong attention to detail - Prior experience in translation and proofreading - Ability to ...

I'm seeking a seasoned reviewer to evaluate the user experience and interface design of my Android app. The primary goal is to provide actionable insights that can enhance its overall usability and appeal to users. Key Responsibilities: - Conduct a thorough review of the app's user experience and interface design. - Identify any pain points, inconsistencies, or obstacles that may impact user engagement. - Suggest practical, constructive recommendations for improvement. It's important that you have: - Proven experience in conducting UX reviews for Android apps. - A keen eye for design and user interaction. - Strong analytical skills to assess the app's usability objectively. - Excellent communication skills to articulate feedback in a clear and concise manner. Please ...

My primary goal is to create a specialized automation software for Facebook. I'm looking for freelancers who have demonstrated experience in this area. Key Requirements: - Automation Skills: I need someone with a proven track record in creating automation software for Facebook. The tool should be able to automate various tasks on the platform efficiently. - Experience: Please provide examples of your past work in automating tasks on Facebook or other similar platforms.

I'm seeking a seasoned reviewer to evaluate the user experience and interface design of my Android app. The primary goal is to provide actionable insights that can enhance its overall usability and appeal to users. Key Responsibilities: - Conduct a thorough review of the app's user experience and interface design. - Identify any pain points, inconsistencies, or obstacles that may impact user engagement. - Suggest practical, constructive recommendations for improvement. It's important that you have: - Proven experience in conducting UX reviews for Android apps. - A keen eye for design and user interaction. - Strong analytical skills to assess the app's usability objectively. - Excellent communication skills to articulate feedback in a clear and concise manne...

A company operates as an innovative platform offering users the opportunity to earn money by sharing their opinions in surveys. Through a token-based payment system, users acquire token packages and receive appreciation of these assets when responding to surveys available on the platform. Additionally, the system offers a referral program where users can share their referral link and earn commissions when new users sign up through this link. This revolutionary business model aims to make the process of participating in opinion surveys more accessible and profitable for users. 1. Interface do Usuário (Frontend): Development of an intuitive and responsive interface for the overall administrative system and user back office. The overall administrative system should include pages for ...

I'm looking for a versatile software developer who knows his way around Microsoft Visual Studio. Your task will be programming a Windows application in C#. Key deliverables: 1. Design and create a Windows application; good understanding of data management is a prerequisite. 2. Integration of file management, user authentication, and database functionalities. Skills and Experience: - Proficient in developing Windows applications in C# - Comprehensive understanding of Microsoft Visual Studio - Proven experience in integrating file management, database capabilities, and user authentication into an application. Your application should include your past work portfolio, your relevant experiences, and a detailed proposal for the project. This position demands creativity, technica...

I am searching for a skilled game developer with expertise in C++ and sufficient experience with the Unreal Engine to construct a modded APK for an action game. The desired modifications include: - Unlimited resources - God mode - Unlock of all levels - Customization The perfect freelancer for this project should have a deep understanding of mobile gaming, and proven experience in APK modding. Familiarity with action games will be a significant advantage.

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My Client is looking for an experienced Full Stack PHP CI4 and Laravel developer to join our dynamic project team. Our project involves comprehensive backend development, efficient API integration, intricate database management, and crafting a frontend with a customizable layout that stands the test of user experience. **Key Responsibilities:** - **Backend Development:** Implement robust functional logic ensuring seamless data processing and workflows. - **API Integration:** Efficiently connect our platform with necessary external services and APIs for enhanced features. - **Database Management:** - **Data Migration:** Safely transition existing data resources to our new system without loss. - **Performance Optimization:** Continuously monitor and tweak the database performa...

I'm in need of a talented graphic designer with expertise in background removal for senior banners that celebrate graduation. Key Responsibilities: - You will be tasked with removing the background from images - We only need the image back with the blue background removed. - There are 111 images Ideal Skills and Experience: - Proven experience in graphic design - Proficiency in background removal techniques - Strong understanding of design principles - Previous experience in creating banners or marketing materials is a plus

I urgently require a React / Blockchain Developer to resolve a deprecated node error within the next 24 hours. This project is time-sensitive and requires a professional with the following skills: - Expertise in React - Experience with troubleshooting node errors Unfortunately, there is no existing documentation or error logs for the project. Your ability to quickly identify and fix this issue will be crucial.

We're looking for a developer to add functionality to a Swift library Here's an explanation of what we need to do. We need to add this functionality (), to this Flutter package in the iOS part (), because we need to export the result of VNDocumentCameraViewController as a PDF with the text printed on it. Do you think you could do it, and how long would it take ? Please put it in your bid

I need some easy work in Android I need some android apps using java I need easy work at low budget but for long term I need work from Pakistan freelancer

I need an experienced Ember.js developer to bring my project to the next level. The project requires multiple improvements. The project needs to be updated to the latest version of nodejs. I have included in the attachments the and to get an understanding of what will need to be done. Some packages are no longer maintained and alternatives will have to be found, updated or created. The project environment is set up for Linux so good if you have that setup already on your local machine. Please don't ask what the budget as it is already listed in this posting, your bid is the budget. No payout will be made until the project is complete. Key Responsibilities: - Adding new features to the existing framework - Implementing performance enhancements - Providing updates

Description: Are you passionate about creating efficient solutions for inventory management? Krizz Retail is looking for a skilled Software Developer to join our team and lead the development of our inventory management software. As a pivotal member of our technology team, you'll spearhead the design, implementation, and optimization of a robust software solution tailored to our retail operations. Responsibilities: Collaborate with stakeholders to gather requirements and translate them into technical specifications. Design, develop, and deploy scalable and reliable inventory management software. Conduct comprehensive testing to identify and resolve any issues or bugs. Optimize system performance for reliability, scalability, and security. Stay abreast of emerging technologie...

As someone in need of a personal website, I'm looking for someone to develop and design it with a professional and corporate style. The main feature my website requires is a photo and video gallery. Ideal Skills: - Strong web design abilities, with a particular emphasis on professional and corporate styles. - Extensive experience with website development, able to create a site from scratch. - Proficiency in creating and integrating a photo and video gallery in the website. - Experience in creating personal or corporate websites. These are the requirements, but there's definitely room for creative license. You can bring your own ideas and experiences to this project as well, making it a collaborative experience.

Looking for someone who can code TON smart contracts. We have a DeFi platform which has integrations to ETH, BNB & Blast chain already. We want to add TON as the 4th chain. We also have similar logic contracts written in Solidity for reference. As TON is non-evm compatible, the dev needs to write contracts to integrate the chain into the platform. Some resources for research :-

I'm seeking an SEO expert to enhance my website's performance. My goals are to increase organic traffic, improve keyword rankings, and boost website visibility. - The target audience for my website is international, so familiarity with global SEO strategies is essential. - My website is somewhat optimized but still requires significant improvement. - I'm offering $20 monthly for a part-time commitment to this project. The ideal candidate should have: - Proven experience in international SEO - A track record of increasing organic traffic - Expertise in improving keyword rankings - A good understanding of website visibility enhancement - Strong communication skills as you'll be working part-time with me on this project

I'm seeking a talented web developer to create a sleek and modern portfolio website for me. Key Features: - The website should have an engaging image gallery where I can showcase my work visually. - There should be a functional contact form to allow potential clients or collaborators to easily reach out to me. - Additionally, I would like to include a testimonials section where past clients or employers can leave feedback about my work. The site should be designed to have 1-5 pages. It should be easy to navigate, responsive, and visually appealing. Ideal Skills and Experience: - Proficient in web development with a strong portfolio of previous projects - Experience working on portfolio websites or similar projects - Ability to incorporate the key features I'm looki...

I'm in need of a professional Android developer to create a robust server application which will connect to multiple Android clients. This application will essentially implement the Greedy bin packing algorithm, and take care of two specific tasks: - Computing the Greatest Common Divisor (GCD) of a given set of numbers - Counting the number of characters in a file The main requirement for this project is to accurately measure the time taken to complete the entire process, including sending a file from the client to the server, computing the tasks, and returning the results to the clients. Ideal Skills and Experience: - Proficient in Java and Android app development - Strong understanding of networking principles and multi-client server applications - Experience with ...

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I'm in need of a professional for a pre-employment vetting task. The primary focus of this task is to verify job title/duties of past employment of a candidate. Ideal Candidate: - Proficient in conducting employment checks - Prior experience in verifying job titles and duties - Excellent attention to detail - Strong communication skills to ensure a clear report is provided In summary, I require a basic overview of the job title and duties - no need for a comprehensive report. Please ensure the report is concise and provides a clear understanding of the candidate's past roles.

As a client, I require the expertise of a Python programmer who's adept at scripting. The centerpiece of the project is to write an algorithm for stereo vision and pose estimation. Notably, OpenCV will be the preferred library for this task due to its robust array of features. ArUco markers are being used as objects for calibration. Requirements: - Experience in Python scripting - Ability to write an algorithm for stereo vision and pose estimation - Proficiency with OpenCV Your relevant portfolio that illustrates your competency in the above tasks will be highly appreciated.