Interview questions for java backend developer jobs

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    372,319 interview questions for java backend developer jobs found, pricing in USD

    My app is currently crashing after we ad it to firebase. I need an expert to help me fix the current issues.

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    Hi, We need some wordpress plugins developers who can develop high quality wordpress plugin based on our creative business idea and logic. All the plugins needs to be developed by following the rules, standards and guidelines of the Envato market so that the final product can be approved quickly. The selected developer or team needs to be committed to work with us for a long time and mutual benefi...

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    Website has a stock price database. The front end of the website will have various analysis and backtesting features, which will produce results based on user inputs. Site can be developed based on php or java or your preferred lang. Need someone who has excellent coding skills to handle complicated features.

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    I need web developer who can fix issues of website which is developed with Angular and ROR. If you're familiar with ngrx that will be a big plus. Please feel free to contact me. You will have a short interview with me, and will be hired when you answer all my simple questions. Regards.

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    Hello, very little quick changes i needed and in30 mints expert needed only new freelancers welcome Indians away please Thank You

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    We are looking to build POS for providing different payment service to Government entity. We looking to have complete protocol between our host gateway and payment switch. Also the same for Kiosk .Our team will build the mobile application and up to backend server . Required job is to build from Backend to complete the payment chain. Our Switch is build based on ISO 8583 .

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    We are looking for a freelancer to work on a fixed-price, max 3-week project for an online job marketplace. The first functional version of the product already exists and this project is an upgrade of the current software. The project will focus on the integration of already existing components into a profile search tool. At the same time, this is also the main objective of the engagement. There ...

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    Changes required in React expo Application, import photos, videos, audio from Instagram, YouTube, Sound cloud profiles respectively And other app edits, and bug fixing Database : Firestore Please only apply if you have experience working with applications made in react, expo, firebase.

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    only need ukraine developers 6 days left
    VERIFIED

    i need mobile and backend developers from ukraine only.. if some one already run small startup in kiev ukraine he can also connect.. i will give them projects and funding... only need experience and seious software developers

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    Hi Everyone. I need a web developer with html technology. You are mainly working on html/css style works on this project. I prefer new freelancers and not Asian. Thank you

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    I gonna open my strore with chromispos, but I really wanted to customize default reports as I want. When the open the dialog then it should be show which customer bought about amount of product, and how about the salary per members, needed to stat all static details as I want. Through detailed, I got some news about that, access db, or custom web applications would be good to build my reports but...

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    hi my website cafe 1 was workign perfectly fine till yesterday , dont know i gave some work to one developer after that not working properly.. images are not coming, if some one could do proper backup and fix up the images let me know url is: [login to view URL]

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    I need an Android Devloper. I already have a design for it, I just need it to be built. 1. Add products Photos. 2. Add Shipping address Functions 3. Add Payment getway. 4. Create MLM team page leve1 to level 8 5. Create Share & earn link

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    Developer Needed for Developing an Android App from an existing Web app (using the same codes). The web app needs to be developed into an android app with security credentials and add a few extra features.

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    This app is for esports (Reference: [login to view URL])and I need one app for customer/player and other one is for organizer. The app must use my SQL database as in future I will make a website for the app as well. The details of the application is here. [login to view URL] Their may be some requirement which is not in the list but most of the requirement are there. But most of the requirement ...

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    vpn backend -- 2 6 days left

    I have a vpn app and I need an admin panel for vpn service. Experienced freelancers will be shortlisted. Please put bid.

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    Are you an incredible backend developer, can work independently and want to be a game-changer in a fast growing startup? WeTravel is the payment platform for travel organizers. WeTravel is built by a passionate and highly diverse team. Combined, we speak 14 languages and have lived in 23 countries. If you like the fintech/travel tech industry and are a proven self-starter, WeTravel might be a grea...

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    need junior iOS Objective C developer who can work now. pls discuss for more details. thanks.

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    vpn backend 6 days left

    I have a vpn app and I need an admin panel for vpn service. Experienced freelancers will be shortlisted. Please put bid.

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    the app work in firebase backend need to add the address delivery and paypal card as payment after payment only will send for admin process dont want/delete the booking table features need to change the picture and menu change currency symbol need to be done complete in a week

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    Hello, there! This is a cashback project that will work like Groupon, but with a focus on subscription businesses. We're actively looking for a highly reputable software development agency that can help us from how the project will look [ frontend ] and work [ backend ]. We DO NOT have more words to explain the project than the above Groupon comparison. Another comparisons are but not limi...

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    wordpress developer requried 6 days left
    VERIFIED

    i need experience wordpress developer, to work with me seamnglessly for my website there are some bugs and crux which need to be setup almost around 4-5 hours work may be some + and - so if u ready let me know

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    i need experience wordpress developer, to work with me seamnglessly for my website there are some bugs and crux which need to be setup almost around 4-5 hours work may be some + and - so if u ready let me know

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    I am in search of an Awesome CTO for my A.I & Blockchain based medical tech startup with HQ in Australia and subsidiaries in Pakistan, India, Hongkong, China, Indonesia, Malaysia, Japan, and Singapore Expected skill React Native,Java script ,nodejs,angular,php,mysql,mangodb,git,grunt,base camp,jira,trello Must have good knowledge of NODEJS.,React or Angular {Important} .To be selected you ...

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    FULLSTACK DEVELOPER 6 days left
    VERIFIED

    I need a react developer with knowledge of Django to quickly integrate 5 pages (I will give you sketch file) into my current react website. you will integrate API end points (I will give you API doc and postman) Must have knowledge of React and Django Experience with React Native is Plus. budget: $50.00 ($10/page) bid only if you work on weekend

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    Hi, I have uploaded design images and needed the same in HTML5 responsive format. Please read this carefully I needed this today itself so I can integrate this with the rest of the codes. Please needed only a quality coder if the code is not good please don't bid here.

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    hey!! I built this website in wordpress but there is a challenge that I have not been able to solve. [login to view URL] It is a classified ads site to buy and sell bitcoins. The purpose of the site is only that users can find buyers or sellers in their own city and take the data and get in touch personally. I used the Directory plugin to create the ad system and it has several problems that I ...

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    We are needing assistance with creating an auto responder or bot for our kakaotalk account. We have setup the development account and it appears that kakao provide all the assistance for api or java or in app integration. I believe we are looking for api as it may provide additional uses such as the ability to integrate with our other platforms such as zendesk (this would be the most desirable ...

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    I want an experienced developer to be able to set up my backend & to publish apps source codes for my project( Knowledge of php,mySQL and Java)

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    ********** PLEASE READ BEFORE BID ************** We are having CodeIgniter as frontend and SQLServer as backend. Now, are are creating sotred procedures to insert,update and delete records. What we want to do is, Create global stored procedure that will accept tablename, fields name, and values dynamically from CodeIgniter and parse it. Simillery like normally codeigniter does ex. $data = arr...

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    The work needs to be done using Teamviewer on our computer. Our website is a PhP website based on wordpress. It's now fully customized and functional. The website is a freelancer website where clients can hire freelancers. We need to enable 1. alert of new job postings. whenever there's a new job posted, the job title/summary should be sent to all opened pages by all users. 2. priv...

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    need sql/msbi developer for ongoing project support.

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    JAVA swing application 6 days left
    VERIFIED

    can you help me to adding a tab , undo/redo zoom in/out and display height x width pixel function? if you can , please contact me .

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    I'm creating a new company that is for online multimedia service. I'm looking for a fullstack web developer who can build a service website for my company. Website requirement: -Design a complete website -Sign up and Sign in with an email and social accounts such as Facebook and LinkedIn -Set a type of user and create categories -Upload data(doc, photos, audios, movie, and details) -Vie...

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    I need someone expert to develop an independent desktop app for my mathematical linear programming optimization model (MILP). So it reads data from a csv file, runs the mathematical model (MILP) and returns the results as a Gant chart. You must know about the LP solvers and optimization and have done similar jobs. ****Note: You may need to use open-source MILP solvers. *** Please explain how...

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    Hi, I have a few small projects, the first is to finish off some work previously done by a developer. Its about resolving some small issues with the code in Java script file that is used to create a HTML based dashboard in a home automation system. Once that's completed, I can compile the changes into a JAR file for use. This is minor work. The changes are complete in this dashboard but they...

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    I need someone expert to develop an independent desktop app working cross-platforms(prefer java) for my mathematical linear programming optimization model. So it reads data from a csv file, runs the mathematical model (currently with cplex engine) and returns the results. The model is written in Matlab. You must know about the bb algorithm, and lp modeling and have done similar jobs. ****Note: ...

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    Looking for an iOS , Android app and website developer who has experience with Appcelerator Titanium mobile project

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    I am finding a iOS developer who has apps made in your spare time. If you have live app on appstore in your developer account, it the best. What i want is that you need to reskin your app by implementing webview and jpush notification on your app. It's ok if you are new freelancer. THanks

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    My android app is 95% complete, i need you to be well aware of how to use aws. you need to integrate my backend, make a few changes in the app and publish to google play store

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    need developer who good in wordpress and can create me a good dating website. pls dont forget to submit your past work.

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    Hi, I am looking android app like what it has some functions. That functions: 1)Video and mp3 download(With all quality). 2)When people download music, they able to listen to music offline. 3)Users are able to create favori music. 4)the app is able to publish in the Play Store. (Otherwise, I want my money from you.) For video & music download you can use youtube API or different stream API ...

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    hi, you have to build coupon cms theme from html . the cms features and functions should be functional in the front end, also features shown in html template also have to be implemented in both front and backend. write wallah on the header of your bid so that i can understand you have red project description. bellow are the link of html template and the cms: [login to view URL] [login to view URL...

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    I need to build a linkedin search engine app that will allow people to find linkedin members using their connection numbers. the app will have 2 pages. one is the search page and the other is the results page. we will show a maximum of 5 results per search and a button will be displayed on each result / profile. when click on the button, it will redirect to the person's profile on linkedin. ...

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    Please refer to the attachment

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    I have three projects lined up and I would like to start with a relatively easy one to see how this goes. In essence it's a page (parallax) that offers free development, growth and marketing consulting in a form of a response to a question. The user enters a Q, in the center positioned search window, and an email address. They have the option to receive only an email response or post the answ...

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    I need load balancing configuration for spring boot microservice architecture. I would like this software to be developed for Linux using Java.

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    build a linkedin search engine app that will allow people to find linkedin members using their connection numbers. the app will have 2 pages. one is the search page and the other is the results page. we will show a maximum of 5 results per search and a button will be displayed on each result / profile. when click on the button, it will redirect to the person's profile on linkedin. the proje...

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    Hi, guys, My name is Alex. I need someone to build ionic project from scratch. This is long term project and I prefer new freelancers. I will contact first 5 freelancers. Please bid now.

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    I'm looking for UWP developer to join our team to take part in building image editing software

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