Java project free bid jobs

...simulation with animated cars and an entrance control, all done in Java. The project has a tight deadline and I need it completed as soon as possible. Key Requirements: - Development of a simple, yet realistic highway traffic simulation - Implementation of entrance control system - Animation of cars in Java Ideal Skills and Experience: - Proficient in Java programming - Experience with real-time simulation development - Strong understanding of traffic management systems - Ability to create engaging and interactive animations - Committed to meeting tight deadlines The project is straightforward in terms of concept, but requires a high level of technical skill to execute effectively. If you have a strong background in Java and animation, and...

...feature required for this project is to incorporate a live chat functionality. Project Description An application dedicated to birds and animals With the addition of payment methods And full server programming With maintenance and verification code With full design for normalization from one interface to another Programming new codes, not purchasing codes Adding video veterinary consultations Link with added value Adding new offers for customers 8 sections (birds - bird supplies - cats and pets - cat and pet supplies - customer offers - video veterinary consultations - bird hotel - pet delivery) Modern and new design, good arrangement, speed of application and ease of browsing Required technologies Java OS Android ios Application techniques Swift j...

I'm in need of an experienced AWS Java Specialist who can provide ongoing support for my project. My work involves the use of Lambda functions, DynamoDB integration, S3 bucket management, and CDK Implementation. The ideal candidate has a wealth of experience in these areas and can confidently assist me in navigating through the technical aspects of this project. Key Responsibilities: - AWS Lambda functions creation and management - Integration of DynamoDB - S3 bucket handling - Implementing and assisting with CDK Skills & Experience: - Proficient in AWS Java technologies - Past successful experience in the roles above - Understanding of Amazon Builds - a unique aspect of this task - Good communication skills and a team player mindset Please detail...

I am seeking an Android app developer experienced in creating calendar apps. My ideal freelancer will be able to: - Implement reminder notifications. This is a key feature of the app that will need to be developed with an option for the user to customize the time of notificatio...key feature of the app that will need to be developed with an option for the user to customize the time of notification. - Ensure synchronization with Android's native calendar app is seamless with the reminder notifications. - Develop an effective Task Management system within the app. - Provide a weekly view option for users to navigate their schedule. Desirable skills: Android Development, Java, UI Design, and Database Management. Previous experience creating or working with calendar apps would b...

My old Android slot machine app is...is proving incompatible with the latest version of Android Studio. Despite having imported the necessary Android package in the project, I'm unable to build the app. I keep encountering an error message stating "java: package does not exist". Here's what I need: - Identify the source of the build failure - Fix the "java: package does not exist", making sure the app builds successfully - Verification that the app is working perfectly in the current Android Studio version The ideal freelancer for this job would have extensive experience with Android Studio, and debugging skills for identifying and solving build problems. Knowledge with Java and past experience in fixing similar errors will ...

We are seeking a talented and experienced Java/Kotlin Developer to join our development team. The ideal candidate should be proficient in software development principles and practices. In this role, you will work on a variety of projects, from developing new features to maintaining and enhancing existing applications and creating Unit Tests. Key Requirements: - The application must be compatible with Android and iOS - I'm aiming for a high level of testing coverage, specifically continuous integration tests that run with every code update. Please bid with relevant examples of your work and an outline of how you would approach the testing of a Kotlin-based Android app.

I'm in need of a skilled Python/Java developer who can help me build a full-stack accounting web application. Key aspects of this project include: - **Main Feature:** The most crucial aspect of this accounting web application is its financial reporting capabilities. The financial data will be taken from Excel and XML. There will be financial reports (P&L, Balance Sheet, Cash Flow) and graphs to show the financial status. - **Technology Stack:** I require the project to be developed using Python/Java as the primary programming language. - **Database:** The application should be built using MongoDB for its databases. Ideal candidates should have: - Proficiency in Python/Java and MongoDB. - Experience in developing accounting or financial appli...

...and gender equality Independence Day Flyer - July 6th (Cape Verde): Theme: Celebration of Independence Event Date: July 6th Style: Patriotic, festive, historical Specific Requirements: Use of national colors, symbols of independence, celebratory atmosphere Free Neutral and Reusable Flyer: Theme: Free, versatile, reusable Style: Clean, professional, adaptable Specific Requirements: Designing a versatile flyer that can be used for various events or promotions, with a neutral and adaptable design Free Neutral and Reusable Flyer: Theme: Free, versatile, reusable Style: Clean, professional, adaptable Specific Requirements: Designing a versatile flyer that can be used for various events or promotions, with a neutral and adaptable design Delivery Deadline: The f...

In this project, I require a developer to expand my current user registration system in Java. Specifically: - Add a new screen that allows for user registration data manipulation. It should allow for adding and editing users within the system. - The new screen should also display the department and role of each user. Both roles and departments are already defined in the system's backend. - This new screen should only be accessible to admin users. They should have the capability to not only view but also edit the department and role details. Ideal Skills and Experience: A candidate with solid experience in Java, database management, and user interface design will be best suited for this task. Familiarity with system permission allocation and principles of good ...

אני מחפש מפתח אפליקציות אנדרואיד מיומן ליצירת פלטפורמת חנות אפליקציות אנדרואיד בקנה מידה קטן. המטרה העיקרית של פלטפורמה זו היא לספק למשתמשים גישה למבחר של כ-10 יישומים להורדה. יש לפתח את האפליקציה בשפת JAVA בלבד. יש לספק לי את קוד המקור לשימוש אישי ולשינויים עתידיים. תכונות עיקריות: 1. מערכת רישום ואימות: • המשתמשים יידרשו להירשם באמצעות שמם המלא וכתובת האימייל שלהם בלבד. • האימות יתבסס על סיסמה חד פעמית (OTP) שנשלחה לכתובת הדוא"ל שסופקה על ידי המשתמש. • יושמו מנגנוני אימות חזקים כדי להגן מפני ניסיונות מעקפים והזרקות זדוניות. 2. מנוי שנתי: • תהליך ההרשמה יכלול תשלום באמצעות כרטיס VISA עבור מנוי שנתי. • תוקף המנוי יהיה לשנה ממועד הרכישה. 3. פונקציונליות נוספת: • למשתמשים עם מנוי פעיל תהיה אפשרות להוריד אפליקציות מהחנות לאחר אימות ...

...Ashlar and Microscopy Image Stitching Tool. You're free to employ placeholder images or your own sample images. It's essential that you're adept at using ASHLAR and MIST for seamless task execution. Your bid should evidence your understanding and experience in these software along with VB.NET. Ready to use explanation are available on various sites : Purpose is to understand and learn these two techniques, in VB.NET. It is quite possible that we may find an expert of ASHLAR, but they may not know VB.Net. ASHLAR and MIST are both in JAVA... I will accept if some one can make a simple demo app in JAVA also, My aim is simple to understand this technique and

I'm in need of a skilled Java developer to create a desktop application with a modern and sleek user interface for the Windows operating system. The application will be to develop and maintain trading applications. - User authentication: The app should have a secure and user-friendly authentication system that allows users to log in and access the application's features. - File management: The app should provide users with the ability to manage files and folders in an intuitive and efficient manner. - Data visualization: The application should also include interactive and visually appealing data visualization features that enable users to analyze and interpret data effectively. The developer should have strong experience in Java programming and desktop applicati...

I'm in need of a proficient JAVA Jasper developer to design multi-chart - bar, line, and pie charts specifically. You will be using data from a MySQL database. Ideal skills and experience: - Advanced knowledge in JAVA Jasper - Experience in chart design - Proficiency in manipulating and extracting data from MySQL Databases Key responsibilities include: - Designing and implementing interactive and visually appealing multi-charts in JAVA Jasper - Building robust connections to MySQL database - Ensuring the seamless extraction of data from the MySQL database to be used in the charts. Your expertise will be crucial to conveying complex data in a clear, concise manner. It's critical that you're able to design in JAVA Jasper, use MySQL databases, a...

Hello, I want a website kind of single product selling, usually in the latest tech stack; the front end can be in angular, react, etc., and the back end can be in Java/Kotlin-based micro-services, with relational db support. Initially, we can launch a website on a cloud basis infra. Later, we can move it to locally. First, I want to have a demo short of; if you understand the requirements, you can suggest ideas, design, and update requirements accordingly, having a product mindset and Indian market. I am a backend tech person, so I understand all this easily and very broadly, but I want to invest my time in product ideas and business, not website creation, myself. We will start with basic things as below: Showcasing what product we have, its benefits, cost, how beneficial for w...

We are currently extending our Java Spring application and are searching for support within the area of Spring Authorization Server and Security. We want to use Spring Authorization server within our multi-tenancy approach. We need to provide different logon mechanisms starting from OAUTH2 (Azure, Google, ..), over Social Logins, API Tokens and regular JWT Tokens. We are searching for somebody who can support our development team in this area.

Indian Expert JAVA Developer required for desktop application customization. Need senior only. not easy work.

I am in need of a skilled software developer with superior expertise in Android mobile app development. The operating system I am interested in is Android and the software to be developed is a mobile application. However, the main function of the mobile app is yet to be defined, but this shall be communicated clearly once a freelancer is selected. Ideal Skills: - Android Development - Java - Kotlin - UX/UI Design Experience: - Proven experience in mobile app development - Portfolio of released applications on the App store or the Android market - Solid experience in mobile app development life cycle.

I'm in need of a 15-20 second video to entice viewers to contact us for a free quote. The overall goal is to promote our roofing services and generate leads. Key Elements of the Video: - A mix of roofing pictures, mascot, and drone footage of our past projects. - The video should be engaging and highlight the quality of our work. I'm looking for someone who can help me create visually appealing content that is short, to the point, and drives viewers to take action in contacting us for a free quote. A background in advertising or marketing, particularly in the roofing industry, would be a plus.

I need an experienced cucumber expert to write down test cases using the Gherkin language for the testing of my Java-built REST API. • The testing will involve a Java-based REST API implementing OAuth 2.0 for authorization. • You will require knowledge and experience in both Java and REST APIs. • Proficient in API testing methodologies, and identifying endpoints and corresponding HTTP methods. • The ability to build comprehensive Gherkin scenarios is critical. An ideal freelancer should be proficient in Java, familiar with REST APIs, and experienced in using Gherkin language for API testing. Experience in OAuth 2.0 authentication method is also necessary.

As an experienced Python programmer with a focus on OCR and deep learning, I'm looking for a savvy Python developer who can help develop an OCR Model using machine learning or deep learning. The model will be used specifically for complex math equations. The details are as follows: - Dataset: Unfortunately, I currently do not have a d...between 80-95%. A capability to improve this rate in the future would be seen as a significant plus. My ideal candidate will have experience with: - OCR and ML/DL model development - Sourcing or creating datasets - Achieving optimal accuracy levels for OCR models This role requires a deep understanding of Python and machine learning methodologies. Knowledge of other programming languages like Java and C++ would be considered a plus but is...

I'm in need of a proficient developer who can code a typing program specifically designed for Thai text. The ideal candidate should have: - A strong proficiency in software development - A...routine. Furthermore, it should empower users to define their own word-breaking rules. Prior experience programming in languages compatible with Windows OS is vital. Preferred skills for the job would include: - Programming languages, C++, Java, Python - Windows application development - Ability to work with language processing algorithms This project requires someone who understands the intricacies of typing programs and the Thai language, someone who can create a software catering specifically to the users' needs. It's a challenging yet rewarding project for any...

I need a skilled Android developer to update my existing Android app's code to generate a signed APK for submission ...app's code to generate a signed APK for submission on Playstore. Key requirements: - The current version of the app is not specified, but I need the code to be updated to the latest standards. - The task is focused on code improvements and updating; there are no specific changes or enhancements to be made to the app's UI/UX, resolving bugs, or adding new features. Ideal Skills: - Proficiency in Java and Android Studio. - Experience with app updates on Google Playstore. - Ability to efficiently navigate and modify existing code. - Capability to generate a signed APK. This is a straightforward task for an experienced Android developer. I look forwar...

I am in need of a Java Developer with a high level of proficiency in Java programming. The main purpose of this project is system integration. Key Requirements: - Expertise in Java programming and object-oriented programming is essential. - Prior experience and track record in developing applications for system integration would be a big plus. - Knowledge of software development practices and methodologies. The ideal candidate should be able to understand complex system requirements, design and develop Java-based applications that can seamlessly integrate disparate systems for efficient data flow and communication. Your ability to ensure the application is scalable and robust will be crucial for the overall success of the project. A proactive a...

Full stack developer needed to join our dynamic team. Responsibility: - Strong knowledge in backend and frontend : React, Angular, Vue, TailwindCSS, Web3, Java, ASP.NET, Django, Flask, Restful API, - Good Communication - Work at EST Time - English Proficiency - Pakistan Developer Only If you are interested in this position, please schedule an interview.

I'm in need of a Java developer to create a student project using Java and MySQL. The main features of this project will revolve around 'Student Enrollment and Management.' Key Project Components: - **Student Enrollment and Management:** The core of this project, where students will be able to register and their details can be efficiently managed. User Interface Design: - **Simple and Intuitive UI:** The user interface should be seamlessly easy to navigate, aiming for user-friendly experience. Frameworks and Libraries: - **JavaFX for the Desktop Interface:** The project is expected to utilize JavaFX for the desktop interface. Ideal skills and experience for the job: - Proficient in Java (especially JavaFX) - Soli...

I'm in need of an IT specialist with a strong background in software development. The project aim is to develop an Android mobile application. Expected Skills: - Expertise in Android development - Proficient in Java and Kotlin - Strong understanding of Android SDK - Familiarity with RESTful APIs to connect Android applications to back-end services - Understanding of Google’s Android design principles and interface guidelines. Prospective freelancers should have a portfolio of previous experience developing mobile applications, specifically Android-based. The ability to effectively communicate the progress and potential issues is vital. Propose your plan of action to express your understanding of the project.

I am looking for an experienced, senior-level Java backend developer to build a new application from scratch in the healthcare industry. This novel undertaking will require a high level of expertise and the following skills: - Robust knowledge in database management - Proficiency in API development - Skills in business logic analysis - Business Logic Expert Applicants should ideally have a strong background in full-time Java backend development, with previous project experience in healthcare or similar fields. Looking for 2 Profiles Europe Based , Java Backend Senior. In this project front is made in AngularJS (as per other front devs)

I'm seeking a mid-level AngularJS developer based in Europe for a full-time position. Tasks Include: - Developing innovative user interfaces - Refactoring and improving existing codebase - ... You must have between 2 to 5 years of solid experience with AngularJS, and be well-versed in creating intuitive and dynamic interfaces. A developer with a keen eye for clean, effi...A developer with a keen eye for clean, efficient code will shine in this position. It's key that you are open to collaborative work, as teaming up with fellow developers, designers, and product managers will be a significant part of this role. If you're proficient in AngularJS, capable of revolutionizing user interfaces, and thrive in a team environment, then I invite your bid. As per info : ...

...the process of players finding and joining games. - In-game Chat Support: Implement a robust chat system to enhance player interaction. - Buy/Sell Special Items: Enable players to trade special in-game items. - Event Creation: Develop a feature that allows for the creation and management of in-game events. Ideal Skills and Experience: - Proficiency in server-side programming languages like Java, C++ or Python. - Previous experience in developing game servers and a solid understanding of networking protocols. - Familiarity with creating matchmaking systems and implementing chat functionalities. - Ability to design a secure and stable server environment that can handle the demands of a gaming community. It's a 90' or 2000' game, really old fashion. I...

Instructions: 1. Create Video Card a) Change your video editing software Resolution settings to 576x896 before you start b) You may cho...oky/weird names, try a few different names 2. Animate the writing and Dice.... if you think it looks good, possibly add cool effects/Ai tools/Ai animation/Video enhancement. Do whatever you think is best 3. Add sound (****Please use ONLY 100% Vector copyright free sounds and FX (full commercial use only)(No Attribution required) (Same with the Ai) 4. Add moving watermark or seal entry 5. Upload final work as .mp4 Dice: Other (copyright free) resources: Examples of final work from freelancers: Thanks!

Implement spring cloud gateway and integrate Azure Ad authentication in gateway, when request reaching to gateway, request should redirect to Microsoft Azure login page, once authenticated successfully then request should route to resource server along with access_token to access the resource endpoint, need to implement this login functionality in spring boot 3 and jdk17

...that is both functional and easy to use, but I would be willing to work through the learning curve if needed. When the user opens the program, it should be possible to use it with/without an account. I will teach the program to do actions. It should be possible to memorize actions to send to another user by email as a computer file. I would change the names of buttons on settings. 7 days will be free to use it, but later it should be possible to use the program only after payment by card. Key Functionalities: - Set reminders: The voice assistant should be able to set reminders for the user based on voice commands. - Web search: The tool should be able to conduct web searches based on user commands. Interact with the website. Ideal Skills and Experience: - Proficiency in Windows...

...recitation for an individual. I have several audio files of Recitations in Bengali. So, I am looking for only Bengali Video creators who can understand and make it a success. Below are my requirements for each Video: 1. Video will start with the introductory music and images of the Original Author and Album with the vocalists image and name in short 1. Each video should be created with multiple royalty free sketches, paintings and images which are fit to the poem sentences/situations 2. Each video should have background music according to the theme of the recitation. 3. Audio quality should be edited through different tools like Noise reduction, Auto duck, Decibel control and studio effects. But, original voice should not be tampered. 4. Error in the audio file should be remov...

...automatically • Chat filter: It should be able to interact with other users by filtering out specific keywords or phrases There is versatility in the choice of code we are willing to accommodate for this initiative. Whether Python, Java, or C#, the primary focus should be on efficiency and effectiveness. Prior experience with bot creation for games and an understanding of Ragnarok private servers is highly desirable. If you have such skills and believe this sounds like a fit, kindly submit a proposal outlining your previous work and ability to commit to this project. Let's get this adventure started! The bots should be able to bypass Gepard anti hack...

I'm in search of a developer experienced in designing mobile apps on the Wix platform. Project details: - The app should include features such as user registration and login, in-app messaging, and payment gateway integration. - The platform is intended for the general public, so it must be user-friendly and intuitive. - I'm seeking a minimalistic and clean design that is simple yet eye-catching. Skills and Experience: - Expert knowledge in Wix mobile app development - Experience in integrating a payment gateway into a mobile app - Proven track record in creating user-friendly apps - A keen eye for clean, minimalistic design Please note, my budget for this project is $3000. Only those with relevant knowledge and experience should apply. Let's create an ap...

I'm seeking a professional developer, skilled in either Python, Java, or JavaScript, who can efficiently design and implement crypto trading bots. Below are the specifications: - Functionality: The bots should contain a comprehensive blend of features, including automated trading, wallet integration, and market analysis. - Compatibility: To ensure broad utility, the bots must be specially designed for optimal functionality with Binance. combin spot bot funcations as in spot bot Binance with Balance bot funcations in Binance togather Your portfolio demonstrating prior similar work and deep understanding of cryptocurrency trading will be a critical asset. If you also demonstrate a rich understanding of market conditions and the workings of cryptocurrency exchanges, particula...

...Proficiency in utilizing version control systems for code management. - Mobile Development: Experience with mobile development frameworks such as Java or Swift for customization and redesign. - Deployment: Knowledge of app deployment processes for both iOS (App Store) and Android (Google Play Store) platforms. **Time Duration:** The project should be completed within 15 days, allowing for testing and deployment. **Budget:** Our budget for this project is negotiable. Please provide a detailed breakdown of costs, including any additional expenses for third-party tools or services. If you have the necessary expertise to undertake this project and ensure a seamless deployment of the redesigned SignalApp, please submit your proposal outlining your approac...

Different Website & App Projects Bid ONLY if you have Experience with Coding! ==> Begin your Bid with "OK" Bid for your price in hour!

I need an expert who can enhance my existing Java application, which currently translates MATLAB code to X10, to also support C++ as a target language. Key Modifications: - *Update Syntax Translation Rules*: The modification requires a deep understanding of both MATLAB and C++ syntax. The existing rules for translation from MATLAB to X10 need to be adjusted to C++. - *Add Support for C++ Specific Libraries*: The modified application should be able to integrate commonly used C++ libraries seamlessly. Accuracy and Time: - *Accuracy is Key*: The conversion of MATLAB code to C++ needs to be precise. While I'm open to additional development time, the primary goal is to ensure the accuracy of the conversion. - *No Specific Library Requirements*: Though the modification needs to sup...

I'm seeking a skilled Java and MySQL developer to assist me with two exercises from a training course. Here's a more detailed explanation of the job: - The exercises are centered around Error Handling and Debugging, along with Array and String manipulation and Exception handling. It's crucial that you are well-versed in these areas. -Since this is a learning exercise, I would appreciate it if the code included detailed comments and explanations. Please see the document attached for full details before bidding. Please apply only if you have experience and confidence in these areas.

Hi please read the doc in-depth to seriously understand and pls feel free to ask ask me any question. May I have your best estimate or quotation together with the deadline please?

I need a Full Stack Developer comfortable with React, Sass, .NetCore, and SQL Server to work on my website, web application, and mobile/desktop app. The primary goal of this project is to develop a responsive, high quality website that also functions as a web application, with the potential for further expansion into mobile and desktop applications. We are looking forward to have a complete Computerized Maintenance Management System (CMMS) / Maintenance Work Order(MWO). A Complete Control Pannel on Web based asapplication along with the Mobile APP + Desktop APP. With the below added features.:- + It will have Website Fully responsive, Mobile APP, Control Pannel Application + It must fully SAAS Based means related to the SAAS Based all the screen to be designed and implemented +...

I'm in need of an experienced developer to build an undefined banking algorithm. Unfortunately, I can't specify the functionalities...make should serve a main goal that is yet to be defined. Due to this, it's important that you're adaptable, can make informed assumptions, and work under minimal supervision. For this job, you must have: - Expertise in Python, Java, or C++ - Experience in banking algorithms - Understanding of potential functionalities like fraud detection, risk assessment, and loan approval - Skills in either improving efficiency, increasing security, or optimizing resource allocation. Since the main goal is not yet defined, having skills in all these areas would be a plus. Your bid should include your chosen language and the potential funct...

I'm in need of a Java developer to create a standalone application for a small school. The application will be used to manage student records, various school resources, and facilitate communication with parents. Key Features: - Student Records: The application should be able to manage and track student progress through interactive line charts. - School Resources: The app should also help in handling school resources such as time, costs, and salaries. - Parent Communication: There should be a feature to enable communication with parents in a structured and efficient way. Ideal skills for this project include: - Proficiency in Java development - Experience in creating standalone applications - Knowledge of building HTTP connections - Strong understanding of data...

I'm facing a troublesome situation with my Springboot JDBC to Oracle project. While attempting to compile, it simply refuses to. Specifically, the issue seems to lie with classpath configuration errors. Key tasks and requirements include: - Fixing the classpath configuration errors that are currently preventing successful compilation. - Ensuring the project is optimized for performance post-fix. Ideal candidates should have: - Proficiency in Springboot and JDBC. - Solid understanding of Oracle databases. - Prior experience in resolving classpath configuration errors in Java projects. - Capable of optimizing performance in Java applications.

Do you have a passion for editing videos/interviews about Douglas Murray/politics? Do you want to create the highest quality videos possible and be part of a young and driven team? Then we have a dream job for you! We are looking for an experienced video editor with proven experience to edit videos about politics, interviews and Douglas Murray for our YouTube c...music in line with the feel and flow of the story. D) Clear communication Function information: A) 8-10 minute video’s B) You will work closely with our video editing manager C) Personal training to improve your skills D) 7 videos per week (so you need to be able to work fast) Budget: A) $20 per video B) Bonus structure through excellent work Advantages: A) Unlimited earning opportunities B) Free training C) Bonus...

I'm seeking a proficient coder to create a versatile Android application. The application's primary goal is to serve as a utility tool, combining elements of e-commerce and social networking. Key functionalities required inclu...login/authentication for security and personalization - Push notifications to keep users updated and engaged - In-app purchases to monetize the app and offer premium features The app is designed for a young audience, specifically teenagers and young adults, thus the UI/UX should be engaging, intuitive and trendy. Ideal candidates should have vast experience in Android application development, proficiency in Java or Kotlin, and a good understanding of modern UI/UX designs. Familiarity with e-commerce platforms and social networking apps will b...

Hello Freelancers, I...Able to We are aiming to: 1. Improve certain system features. 2. Enhance our user interface and design for better usability and aesthetic appeal. 3. Boost the module's functionality and usability for a more streamlined experience. 4. Ensure that all modules function and flow well. 5. Create a system user module technical documentation. Ideal Skills: - UI/UX design - PHP Codeignitor - Python, Java, or other relevant programming languages - Familiarity with tech solutions or school management systems If you have a strong sense of UI design and can enhance functionality seamlessly, I favor a candidate like you. I encourage professionals with experience in school management systems or similar. Thank you for your interest and I am looking forward to o...

allo, i have a calculator code and i cant open it , it says // a jni error has occurred please check your installation and try again // or // a java exception has occurred// can you help me to solve the problem ?

Creating a demo Android app for Sahel () with a simplified codebase while preserving the UI design. Here is the specification for building this stripped-down version. 1. Project Overview Objective: Develop a stripped-down demo version of Sahel app, maintaining its visual style but with simplified functionality. Platform: Android Programming Language: Java 2. Required Features and Pages Activities: Login Page: Input fields for username and password, a login button. OTP Page: Input for OTP, a verify button, simple OTP timeout display. Dashboard Page: Display basic user information, a logout button. 3. UI/UX Design Consistency: Maintain the look and feel of the original app using the same color schemes