Back end java developer interview questions and answers jobs

I'm looking for a skilled app developer who can create a cross-platform application for me. The primary goal of the app is to cater to social work. Key features I aim to include are: - Messaging functionality - Photo & Video Sharing capabilities - Event Planning features The ideal candidate for this project should have experience in app development, particularly for both iOS and Android. Moreover, they should have a strong familiarity with social networking app features and be able to develop a seamless, user-friendly interface for our users. Your attention to detail and creativity will be highly valued.

As the project owner, I'm seeking an expert simulation developer to work on a Marvel Zombies Board Game. The primary goal for the simulation is to test the game balance. Key Responsibilities: - Create a simulation for the Marvel Zombies Board Game - Test the character abilities and game mechanics for game balance - This includes ensuring that no single character or game mechanic dominates the game - Provide clear and detailed feedback on the current state of the game balance Ideal Candidate: - Extensive experience as a simulation developer working on board games - Expertise in testing character abilities and game mechanics - Knowledge and understanding of the Marvel Zombies universe is a plus - Strong analytical skills and the abil...

...The deployment is hybrid, so familiarity with Windows, macOS, and Linux is ideal. - **Purpose**: The primary aim of the deployment is for text ebedding (vector db) and generation. - **Requirements**: Specifically, I'm looking for functionality related to Language modeling and retrieval augment generation in the LLM applications. - mongoDB should be set up runining a .sh file - docker-compose deploy of the app Essential skills for this project include a strong background in Python programming and experience with deploying applications on different operating systems. Previous work in natural language processing (NLP) or machine learning operations (MLOps) will also be a strong advantage. Your understanding of text generation and the specific funct...

I'm in need of 4 consumers based in Karlsruhe, and visit 8 stores per city. Your task will be to gather data specifically on the promotional displays and materials used for a well-known dairy brand. Important: Candidate has to be based in Karlshue or very close to it. Project outline: - 20 SKUS (Products) need to be assessed for the following: -Tidiness of shelves, package quality, time to find product and etc. -3-4 samples per a product to be assessed. eg. Product is water: 4 of these will need to be assessed. -Consumer will assess 31 samples per a product in total. -No purchases required -Products include water, plant based and diary. -All data will be captured via an App thus good quality photos are needed. --Answer questions related to the p...

I'm looking for a skilled and experienced writer who can craft an engaging and informative blog post on investing in stocks. The post is intended for families planning their finances, so it should offer valuable insights and practical advice that this demographic can easily understand and implement. Key points you should cover in the blog post: - Tips for creating a budget: This section should provide practical and actionable advice on how families can set up and adhere to a budget. The guidance should be clear and easy to follow, helping readers to better manage their finances. - Strategies for saving money: The blog post should also outline various strategies families can use to save more effectively. This can range from cutting ...

I'm looking to obtain contact information, specifically email addresses and physical addresses, of local jewellery shops from multiple countries. This information will be primarily used for a marketing campaign. The ideal freelancer for this job should possess: - Proficiency in web research and data collection - Proven experience in lead generation - Knowledge about the jewellery shop industry. I'm particularly interested in local artisans, as opposed to high-end luxury shops or exclusively online retailers. Please apply if you are confident in gathering accurate and quality data from various resources.

To integrate my Elmo alarm system with openHAB through bi-directional binding, I need a developer with openHAB and Elmo experience. The binding should be developed for E-connect, Elmo's cloud integration model. The features I'm after are: - Arm/Disarm functionality - Real-time status updates - Alarm event notifications - Sensing and sending sensor status to openHAB items. Anytime there's an event, status change, or a sensor goes on/off, I need the binding to provide immediate updates. Your skills in openHAB binding, Java, and IoT integrations will be essential for this project. The same project is just written in python for homeassistant

I'm preparing for the Azure AI 102 exam and specifically looking for help with the Natural Language Processing section. I need a comprehensive set of practice questions and answers specifically tailored to this area. Key Requirements: - Development of practice questions and answers: These should cover a broad range of topics within Natural Language Processing, aligning well with the exam's requirements. I need help in some questions and answers with right explanations

I am seeking a Python Deep Learning developer to create a location recommendation system based on the datasets I possess. The main objective of the system is to predict the next location that a user may visit. The datasets available for this project contain timestamps. Key Responsibilities: - Develop Python code for a location recommendation system - Utilize the provided datasets to predict user's next location - Ensure the system is efficient and accurate in its recommendations Ideal Skills and Experience: - Strong proficiency in Python programming - Experience in developing recommendation systems - Understanding of working with timestamp data - Ability to analyze and leverage data for prediction - Familiarity with location-based services or recommendati...

I need a web developer for a betting website in which I need 6 games A backend panel to manage And seller panel to recharge users wallet And widraw panel to send widraw amount to the users

I'm in urg...need of an experienced Laravel developer for a VPS-hosted application. The application is facing some critical issues which need immediate attention. Key Responsibilities: - Quickly identify and resolve user interface issues. - Address database errors and ensure data integrity. - Implement necessary optimizations to ensure smooth running of the system. This project requires immediate action as the application is currently not functioning optimally. Hence, the ideal candidate should be able to work under pressure and deliver results within a limited time frame. Skills and Experience Required: - Proven experience with Laravel, particularly in debugging and fixing issues. - Strong knowledge of VPS hosting environments. - Abilit...

I need a web developer who speaks Arabic fluently. The primary goal of the website is to serve as an Audit Control system. It needs to be creative in design and requires both front-end and back-end development. Key Requirements: - Fluency in Arabic - Proficient in front-end and back-end development - Experience in developing creative websites The ideal candidate should be able to understand the nuances of the Arabic language and culture to create a user-friendly and effective Audit Control system.

I'm looking for a proficient front-end developer who is well versed in UX/UI layout and PHP Laravel. The main objective of this project is to transform an already well-advanced community platform into a visually attractive and easy-to-use website. I'm looking for a developer specialized in front-end, UX/UI layout to create the entire layout of a new platform idea (Preferably get in touch if you have already participated in creating the layout of a project with these characteristics). with 3d layout. Furthermore, the dev needs to have specialties such as PHP, Laravel, mainly to make some necessary corrections to the business rules of my current and online platform. Ideal skills and experience for this job include: - Front...

Looking for a T-Shirt design for a local race team. The front of the shirt we would like a left chest logo that says "Kincaid Racing" On the back something bright and fun that maybe incorporates their race cars and "Kincaid Racing" We also need the following sponsors listed on the back somewhere too TRL Contracting Dickson Reality Tim Lott Roofing

I'm in need of a full stack developer with proficiency in JavaScript, Python, and PHP. The ideal candidate should be experienced in building web applications and software, and must be adept at working with both front and back-end technologies. I have want to deploy my website to live then we start customization

I'm in need of an expert PineScript developer to assist with a trading project. While the specifics of the project are yet to be defined, I'm looking for someone with a strong background in PineScript development. Ideal Skills and Experience: - Proficient in PineScript - Previous experience in developing trading indicators or strategies is a plus - Familiarity with TradingView is preferred If you're well-versed in PineScript, please feel free to reach out with your experience and we can discuss how we can move forward.

...messages. The automation is running on Windows and the script is written in Node.js. Key requirements: - Diagnose and fix the issue: The core problem lies in the inability to send messages. As such, the ideal candidate should have a strong understanding of OpenCV and related concepts, as well as experience with automation on WhatsApp. They should be able to quickly pinpoint the issue and implement the appropriate solution. - Windows proficiency: The automation is running on a Windows platform. The ideal candidate should be familiar with the quirks and intricacies of automation on this OS. - Node.js expertise: The script is written in Node.js. The freelancer should have comprehensive experience with this language, and be able to navigate a...

I'm experiencing an issue where my website isn't loading. This problem has emerged recently, witho...problem has emerged recently, without me making any recent changes to the website or server configurations. I need a skilled professional to help me quickly troubleshoot this issue and get my website back online. Your role will involve: - Investigating and identifying the root cause of the website's failure to load - Resolving the issue effectively and efficiently - Ensuring the website operates smoothly post-fix Ideal candidates should have extensive experience in troubleshooting websites that run on Apache servers. Strong familiarity with PHP-FPM and Webmin will be a significant advantage. Your ability to identify and remedy serv...

More details: What specific bug or issue are you experiencing in your app? App crashing Under what conditions does the app crash? On startup What is the primary function of your app? dating app

...for someone who can help craft UPSC civil services (CSE) mains exam questions for a coaching institution. Here are the details: - The questions should cover various subjects, with a primary focus on Science and Technology, Internal Security, and Indian Society. - The level of difficulty for these questions should be medium, striking a balance between challenging and accessible. - The end goal is to use these questions for mock exams, so they should be suitable for this purpose. Ideal candidates for this job would have experience with question framing, particularly in the context of competitive exams like the UPSC. I'm looking for someone who can provide a good mix of comprehension, analytical, and application-based ...

...professional and experienced technical recruiter who can assist in filling multiple IT Project Manager positions in my company. The role will involve conducting interviews, assessing candidates' suitability, and supporting the hiring process until the positions are successfully filled. Key Responsibilities: - Conducting thorough interviews with potential candidates for the IT Project Manager role. - Assessing candidates' qualifications, skills, and suitability for the position. - Collaborating with the hiring team to shortlist and present the most qualified candidates. - Providing feedback and recommendations on potential hires. Ideal Skills and Experience: - Proven experience as a technical recruiter, particularly in IT-related role...

We have a laravel web API for a native mobile frontend. We need some fixes completed. Our code is stored on bitbucket currently.

I am seeking a PHP developer to bring my interactive website vision to life. Key Project Requirements: - The website will require interactive features, enhancing user engagement and experience. - The project demands a high level of proficiency in PHP, as this language will be the backbone of the site. - Skills in HTML, CSS, and potentially JavaScript will also be required to ensure a seamless and visually appealing interface. Ideal Candidate: - Proven experience in developing interactive websites using PHP. - Strong knowledge of front-end technologies to ensure a responsive and visually appealing design. - Excellent communication skills and the ability to understand and translate my vision into a functional website.

I need a talented web developer to develop a website for a different like another. The project involves not only replicating the design, layout, features, content, and speed but also adapting these elements to suit the new audience. Key Tasks: - the website and its functionality - Ensure all interactive features are replicated accurately - Replicate the structure and content of the existing website - Improve loading speed where possible - Customize visual design elements like colors, fonts, images - Adapt the content and language for the new target audience - Enhance user interface and experience as needed The ideal freelancer should have: - Proven experience in website cloning - Proficiency in front-end and back-end...

Hello, I would like to pitch you my idea for a drawing. I have attached a couple of pictures to this message and have included my logo. This will be going on a white tee shirt. I would like it to be full of vibrant popping colors. I would like an old man sitting in the morning smoing a cigar, finishing his cup of coffee remebering his past love, a beautiful woman that he worked with at a cigar factory. The woman in his remberance would be rolling a cigar on her leg. I would like the memory to be coming out of the smoke that he is blowing out. I would like either burlop bags of coffee by his rocking chair with a coffee cup on it or on a barrel or rock or stool, something of that nature. I would like the background to be similar to the example picture i attached to this message. Mount...

I have a design prepared for an app I'm developing and I'm in need of a skilled Flutter developer who is a BLoC expert. The main features of the app will include user authentication, push notifications, and in-app purchases. In addition, the app will need to integrate with external APIs. Key requirements: - Proficiency in Flutter - Expertise in BLoC pattern - Prior experience with user authentication, push notification, in-app purchases - Strong API integration skills

I'm in need of a skilled developer to create a mobile application that's functional on both iOS and Android platforms. The primary function of this app is to serve as a communication platform with a focus on file sharing capabilities. Features Required: - Cross-platform (iOS & Android) - Smooth and user-friendly interface - Secure and efficient file sharing options Ideal Skills and Experiences: - Proven expertise in iOS and Android application development - Experience with communication platforms and file sharing capabilities - Demonstrable understanding of data security standards and protocols - Excellent UI/UX design skills - Ability to debug and optimize for performance across platforms An ideal candidate ...

"Seeking experienced developers for an innovative AR-based social media and dating app called NEAR. We need: Flutter Developer: Build cross-platform front-end using Flutter Integrate AR components from Unity Implement user interfaces and interactions Firebase Developer: Set up and manage Firebase for the app Implement Firebase Authentication, Cloud Firestore, Cloud Storage Integrate Firebase services with Node.js backend The app combines AR, social media, and dating aspects for Gen Z and millennials. Experience with cross-platform development, AR integration, and building scalable backends is a plus. Passionate developers interested in working on cutting-edge technologies are encouraged to apply."

...skilled developer to create a comprehensive priest booking platform that will enable users to book priests for religious services and schedule events at specific temples or with particular priests. Key Features: - User Registration and Login: The platform should provide a seamless registration and login process to users. - Search and Filter for Priests: Users should be able to easily search and filter for priests based on location, preferred language, and availability. - Booking and Scheduling System: An efficient booking and scheduling system is required. This should allow users to select their preferred date and time for the service or event, receive confirmation and reminder notifications, and make...

We are seeking an experienced Flutter developer to integrate 's video and call streaming services along with Firebase database into our existing Flutter application. The primary tasks include implementing 's features for seamless video streaming and call functionality, as well as utilizing Firebase database for efficient data storage and retrieval. The ideal candidate should have prior experience with SDK and Firebase integration. Additionally, the developer will be responsible for updating the app to meet the requirements for submission to both Apple Store and Android Store. If you have the necessary skills and expertise in Flutter development, we'd love to hear from you.

For our upcoming company video, we need a proficient videographer who can come to our office to record an interview in a Studio interview-style. Key Requirements: - Capture the footage onsite at our office - Expertise in Studio interview-style videography - To bring lighting and backdrop elements Ideal Skills: - Excellent videography skills - Good knowledge in studio lighting techniques - Strong editing abilities We look forward to having a videographer with a good eye for detail and creativity to work with us on this project.

I'm looking to hire someone to design our food packaging bags. Specifically I need more than 10 packing designs for different food products. I'm open to suggestions from the professional I hire and will be guided by their expertise. Please let me know if you have any questions or suggestions for this project.

Beginner level freealancer to create an mcq list for mo...know a lot about the topics. If you are wondering, It is nursing mcq (multiple choice questions). I have the questions and answers ready in a pdf. The first 428 questions are ready. Once the Question and Answer pdf is given, In the format mentioned above, just add another 3 options in Google sheet, and write the answer in Aiken formatting. Note: The question should be in one line (cell). After Each "ANSWER: X" is marked, the next line/row will be blank. Can you do a sample for the first 3 mcq? Can you do this for a 5-star review and lowest price? Do the sample in the attached Excel file by referring to the PDF attached. For sample, do the 3rd, 4th and 5th...

We need the following features: 1. Login/ registration 2. Stripe integration 3. Place and order 4. After placing order, user can upload files to start project 5. Admin receives files from order. 6. Email notification about order progress to user and admin 7. Admin uploads final report pdf to order and marks complete 8. User can download report from order page. End of flow. More details: What specific features would you like to include in the SaaS dashboard? User management, Payment processing, Upload and download files How do you envision the user interface of the SaaS dashboard? Modern and intuitive design What level of user access control do you need? Basic (e.g., admin and user roles only)

Overview: We are looking for a skilled Golang Developer to join our team for a betting app project. The app is partially built, so you will be working on integrating various features into the existing project. Requirements: Strong knowledge and experience in Golang Experience with sport betting apps Familiarity with bet API integration, order submission, and KYC integration Hosting into Google Cloud Nice to Have: Flutter skills (not mandatory) Project Details: You will be working on an existing project, not from scratch Long-term collaboration expected (a few months) How to Apply: Start your bid with "golang+flutter" to show you've read the job post. Great opportunity for long-term collaboration!

I'm in need of a skilled and experienced developer that can assist me in automating several tasks, organizing files and data on Google Drive using Google App Script and Java programming language. Key Tasks: - Create scripts to automate Folders and files - Improve file organization and management on Google Drive - Develop custom solutions using Java Ideal Skills: - Proficient in Google App Script and Java - Strong background in automating tasks - Proven experience in organizing and managing files - Prior experience with Google Drive is a plus Your expertise and knowledge in these areas are crucial for the success of this project. Looking forward to collaborating with a proactive and skilled ...

I need a specialized quote template for proposals in Word format. I am having trouble with the header and footer sections encroaching on the body of the document. I also need help embedding our logo in a way that it doesn't show the background when printing (currently the back ground is not transparent). I would also like the header and footer information to remain editable. Ideal candidates for this task should have: - Excellent mastery of Word and its design capabilities - Experience in designing business proposal templates - Ability to create a professional, clean, and easily adjustable template.

I'm in need of a Laravel developer to create a web application, which will feature user authentication, database integration, and payment gateway integration. Key requirements: - User Authentication: The application should have a solid user authentication system to ensure data security. - Database Integration: A seamless integration of the database to store and retrieve information efficiently. - Payment Gateway Integration: The website is to support online transactions, hence, the payment gateway integration is crucial. - Web Design: The website should have a creative design in line with a creative theme. Content Management: I plan to manage content updates on the website through an admin panel. This means that the developer will need to build a user-fr...

I am in need of a professional to produce detailed as-built plans for my house, with the aim of renovating both the interior and exterior spaces. Goals: - The planning needs to take into account that the existing layout is to be retained post-renovation. - The end goal is to have a set of plans that accurately reflect the current status of the house, which can then be used as a reliable basis for the renovation design process. Ideal Candidate: - Extensive experience in producing as-built plans - Understanding of renovations whilst being mindful of existing layout prominence - Proficient in using modern architectural software - High attention to detail

I'm in need of a skilled SEO professional to help me improve my website's visibility and search engine rankings. Your main goals will be to increase organic traffic and ultimately increase leads/sales. Key Tasks: - Conduct an SEO audit to identify current gaps in the website's SEO - Implement on-page and off-page SEO strategies - Monitor and report on performance and any improvements Ideal Skills: - Proven experience in SEO optimization with tangible results - Knowledge of the latest SEO trends and best practices - Familiarity with tools like Google Analytics, SEMrush, and Moz - Great analytical skills to interpret data and adjust strategies accordingly Feel free to reach out if you have any questions ...

Need bootstrap front end developer to make few pages and forms, should start now and work tonight. please don't bid if you can't work tonight

...currently in search of a seasoned Django developer to assist me in integrating our project with Stripe's API. This is a crucial element of our application, and I'm looking for someone with a proven track record in this specific area. Key Responsibilities: - Develop a seamless, secure and efficient integration with Stripe's API - Ensure the integration is scalable and can handle a growing user base - Regularly test and monitor the integration to ensure its reliability and performance Skills and Experience: - Extensive experience working with Django, particularly on API integrations - Proven expertise in integrating applications with third-party APIs, with a particular focus on Stripe being highly desirable - Strong unders...

I am in need of a professional flyer for my HVAC (heating, ventilation, and air conditioning) company. Mainly, my goal is to generate leads from this mailer for low to moderate income residents. I would like to have information about the NYSERDA Empower+ program, and the financial incentives available through this program Here's what I'm looking for: * Compelling design: Draw potential customers in with a visually appealing layout. * Suggested content: NYSERDA Empower+ Program, free home energy assessment and free application, low-cost or FREE heat pumps (heating/cooling) for program eligible candidates. Modifying the income limits on the back of the post card attached to reflect the below: -Household size of 1= $36,420.00 or less -Household Size of 2...

I need one Flask developer for some easy tasks now I need work for long term I need work from Pakistan or Indian Coder

I'm looking for a talented and experienced full-stack developer who can assist me in creating an online casino gaming platform. Below are the main requirements: - Game Types: The platform should feature popular casino games such as slot machines, poker, and roulette. These games should be engaging, interactive, and provide an authentic casino experience. - Design Preferences: While I don't have specific design preferences, it's important that the games are visually appealing and user-friendly. A clean, modern, and sleek design would be ideal. - Simultaneous Players: The platform should be able to handle less than 100 players simultaneously. It's crucial that the games run smoothly and without glitches, offering a seaml...

I'm searching for a skilled Agile Scrum Master to lead a team of very experienced team members... Key Responsibilities: - Utilize Agile methodologies to enhance team performance - Facilitate daily stand-ups, sprint planning, and retrospectives - Collaborate closely with Product Owners to ensure priorities are clear - Identify and help resolve any impediments hindering team progress - Provide regular updates to me via phone calls The ideal candidate should have: - A proven track record of implementing Agile methodologies - Excellent communication skills, particularly over the phone - Ability to lead a team of very familiar Agile practitioners - Strong conflict resolution skills - Familiarity with Scrum practices Please do not hesitate to ask any questions if yo...

I'm looking for a capable content writer who specializes in educational materials, specifically in physics and biology, for high school and 12th-grade students. Tasks will involve: - Writing comprehensive articles. - Creating problem-solving content for each topic. Each teaching aid will include 10-20 questions. Ideal applicants should have: - A strong grasp of high school level biology and physics. - Previous experience with educational content creation. - An ability to write in an engaging and understandable manner for high school students.

...looking for a skilled developer proficient in for front-end development of my website. This project will be heavily involved with API calls, as well as integrating a number of unique features. Key Requirements: - User Authentication - Responsive Design - Implementation of multiple pages - Working with AI APIs - Multiple backend Custom API calls - HTML Visual Editor Aesthetically speaking, I prefer a clean and minimalist design. At this time, there is no need for third-party service integrations. Ideal Skills: - Experience in - Strong understanding of API integration - Ability to incorporate responsive design - Experience with HTML Visual Editors - Ability to build interactive web apps, with interactive editors similar to that available on and Loo...

...Python programming and data science, specifically with a focus on finance who can help complete a project within the next 7 days. Here are the key skills and qualifications I think might be required to successfully complete this project, although I am not experienced in Python so you might find this easier and possible to do well without using as much. > Python Proficiency, as it is the primary tool for this project. > Familiarity with essential Python libraries such as pandas, NumPy, (Matplotlib, Seaborn?), Scikit-learn > Data Science and Analysis: - Data Manipulation: Ability to clean, preprocess, and manipulate large datasets. Skills in visualizing and understanding data trends and patterns. - Statistical Analysis: Knowledge...

...involves building and implementing a chatbot that's capable of: - Natural language processing: The chatbot should be able to understand and interpret human language, not just in a literal sense, but also in context. - Chatbot functionality: The chatbot should have the capacity to engage in meaningful conversations with users, along with the ability to learn and adapt over time. - Question and Answers: The chatbot should be able to provide answers to frequently asked questions and find relevant answers from PDF files content. Experience and Skills: - Strong understanding of natural language processing - Previous experience with developing chatbots - Familiarity with sentiment analysis - Ability to create persona...