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Core Java Jobs

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Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
Apply if you have experience creating native apps in iOS & Android, and integrating API's into mobile apps. Backend to be built on Rails, no exceptions. Below is a brief, high-level description of the application. I can provide detailed mocks/wireframes if you are the right person for this project. Needed: Mobile matchmaking application for iOS and Android. A first time user creates a profile by authenticating with Facebook API and LinkedIn API. Small amount of data is grabbed from each API to make up the profile. The user sets a few additional profile fields not associated with the APIs to complete the profile. Once the profile is created, the user has the ability to filter for profiles they want to be 'matched' with. Once the filters are set, the user plays a 'tinder-like' game to find like profiles and start a conversation. **MUST: have experience creating mobile apps, taking wireframes and turning them into software, communicating with clients, use professional...

Fixed-Price - Est. Budget: $ 220 Posted
Must complete whole project within 3 days. An android mobile application of inventory management system, consisting of database server. Database server: Parse/ Any recommendation of database. Data must save as local cache and server itself. The user interfaces are already done on papers. Looking for someone to do the coding portion (code out the functions and user interfaces), INCLUDES comments. The person who handles this project must be able to concurrently update me with status of project through Skype. Main features: 1. Register - Only Username & Password 2. Log in - Username, Password & Checkbox of Keep me login 3. Category - Display existing created items in categories 4. All Items - Display all existing created items 5. Search Item - Through text-based & speech-recognition 6. Add Item - Image, Spinner/Drop-down list, Text-boxes 7. Favorite Location - Manual input text-form by user 8. Setting - Only change password 9. Log out Thanks.

Hourly - Est. Time: 3 to 6 months, Less than 10 hrs/week - Posted
We are re-shaping the field service industry. The company of our client made-for-mobile, cloud-based field service management software is easy to use and built with incredible flexibility – a combination that enables field service organizations to better serve their customers and outperform the competition. Responsibilities: Design and implementation of new backend services in Python on Linux / MySQL / AWS. Work closely with product management to understand requirements and design of new product features. Architect & implement solutions throughout the development lifecycle, from requirements all the way to deployment. Evaluation and selection of new technology. Optimise performance of existing services. Perform additional job-related duties as requested. Requirements: Expert in Python & MySQL with demonstrated ability to implement large scale systems. 5+ years in commercial application development with shipped products Linux admin experience. Experience in scaling up application...

Fixed-Price - Est. Budget: $ 280 Posted
Feedback of staff members based on few questions. Graphical representation of the feedback to be shown at the end of activity. Printable format of report should be sent to management of organization. Use of jasper / itext is preferred. Single application should cater different category of companies like IT/GOVT body/ Medical/Education industry. Questions to be customized according to requirement. New questions to be added and older one can also be deleted.

Fixed-Price - Est. Budget: $ 150 Posted
I want 6 screens to be developed to capture attendance of students for particular school. It will be common application which will be used by multiple schools. And weekly attendance report of particular student will be sent to parents. SMS/EMAIL will be sent to guardians at regular interval. Use of Restful webservice and JMS is desirable.

Fixed-Price - Est. Budget: $ 2,000 Posted
We're looking for a talented developer to build the mobile app version of our website in 5 weeks. We have an API that will connect you to our existing backend/database. The app should also utilise the power of push notifications. UI design mockups/source files in .PSD or .SKETCH format will be provided. These are not custom but a third party design that we'd like our apps style to mimic. On completion of job we'd need you to submit the app to the app store. Project will be funded with release of funds at the end of the project. If all above is fine with you, then please feel free to bid. Website details will be provided when you message us. Understand that our budget is set and we can't increase.We'll cover fees so you get $2000. Our website is a voucher website where users can search for vouchers and company owners/shops can advertise theirs. Website is not public yet but we'll give you private access once you message us. Thanks for your time.

Hourly - Est. Time: 3 to 6 months, 30+ hrs/week - Posted
Location: Onsite, Mumbai Timing: Fulltime (9.30-6.30) Type: Contract We are looking for J2EE Developer who will work onsite in Mumbai, suitable to the following JD: Experienced in J2EE development including frameworks like Spring and Hibernate. Well versed with JQuery Should analyze and modify all J2EE applications and prepare required documents. Good communication skills, both verbal and written A proactive approach to problem solving and decision making **Suitable candidate please send your updated resume and contact information at resume@volgainfotech.com**

Hourly - Est. Time: 3 to 6 months, Less than 10 hrs/week - Posted
We are a software development house focused on building B2B webapps. Our upcoming project is a mobile + web application which will track user's location using GPS for various purposes. Client and Server will be cleanly separated, with the client only communicating to the back-end via APIs following the REST specification. We require an experienced Java back-end web developer, skilled at the following technologies/frameworks/methodologies: -- Critical skill sets (MUST-HAVES) -- - Java + Spring Framework + Strong understanding of MVC pattern - Spring Boot - Spring Security - Spring Data JPA - Hibernate ORM - MySQL DB usage & management - REST web development pattern (proper use of GET/POST/PATCH/etc) - Writing APIs for Single Page Applications built on javascript frameworks like AngularJS, EmberJS, etc - Git for versioning. -- Other Important skill sets -- - Linux Server Management - Continuous development methodology - Agile development methodology -- You should...