You've landed at the right place. oDesk is now Upwork. Learn about the new platform.

Java Jobs

546 were found based on your criteria

show all
show all
only
only
only
show all
only
only
only
only
only
show all
only
only
only

Hourly - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
Test my app.
Skills: Java

Hourly - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
Creation of our own branded app that allows clients to interact with our instance of zendesk (example SDK snippet below for IOS). My understanding is that we need to embed the zendesk code snippets into our App. [[ZDKConfig instance] initializeWithAppId:@"7ad8351d74da3c064d24d16305bcc7e548397724dcb5daa4" zendeskUrl:@"https://hncav.zendesk.com" ClientId:@"mobile_sdk_client_985bcaa38b0085bad6dc" onSuccess:^() { } onError:^(NSError *error) { }];

Hourly - Est. Time: 1 to 3 months, 10-30 hrs/week - Posted
Looking for Netsuite java experts. This code MUST be familiar to you. Meaning, you have experience using java to extract data for a netsuite customer / client. import com.netsuite.webservices.platform.common_20XX.ItemSearchBasic; l_CustomFieldList = p_objRecord.getCustomFieldList(); if (l_CustomFieldList != null) { l_CustomFieldRef = l_CustomFieldList.getCustomField(); if (l_CustomFieldRef != null) { for (int j = 0; j < l_CustomFieldRef.length; j++) { if (l_CustomFieldRef[j] instanceof StringCustomFieldRef) { If you are still reading, you might know that Netsuite documentation for code like this is not good. I have been able to do almost everything my 6 year client needs, but since I only modify java / netsuite webservices code a few times a year I am not able to be an expert. I have a degree in computer science and 15 years of experience, but I am only a experienced beginner level java programmer. Eventually I always get the netsuite code to do what I want,...
Skills: Core Java

Hourly - Est. Time: More than 6 months, 30+ hrs/week - Posted
Upwork is hiring! We are looking for experienced Java EE developers that, while working remotely, will be tightly integrated into our development team. The work will consist of building new high-performance services and features for www.upwork.com. This is an exciting opportunity to get a platform you actively use to the next level of reliability, scalability, and functionality! We are looking for a long term engagement. The selected developers will be working full time, 40 hours/week, on exciting new development. Candidates must demonstrate expertise in: - Java 8 - Web services and REST - Distributed Systems - Jetty, JPA, Jersey, IoC frameworks (Guice preferred) - SQL. Experience with Postgres is a plus - Git Candidates must also be able to: - Work independently and with minimal supervision - Communicate frequently and effectively in English - Deliver elegant, high-quality, and well tested code Once hired, the developer must use the Upwork Tracker to track hours....

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...

Hourly - Est. Time: 1 to 3 months, 30+ hrs/week - Posted
SX2 is an application that is going to be developed for iOS and Android platforms. A mobile app that recommends to the users how many water must to drink on the day. For do that, the application works with a bracelet that connects with the phone by Bluetooth 4.0 BLE (Low Energy). The application take as input the data from the bracelet and other information and recommends how many water to drink. The app only have the information to recomend to the user how many water must to drink, but never knows if the user drink the water. Modules included: 1. Registration / Login Traditional and with Facebook and Twitter. Also recover password and sign up. 2. Profile. Complete a profile in the app (Weight, height, etc.) 3. Main screen (that shows principal information and have access 4. Weather / climate. Connect to an SDK to extract the actual temperature. 5. Historical data (Save and show historical data: Calories, steps and water to drink.) 6. Physical Activities (The user can select...

Fixed-Price - Est. Budget: $ 150 Posted
Hi, We want to develop an Android application from scratch for our business. The high level specification is attached here. Please read it carefully and then provide estimations. I'll discuss about the complete requirement with selected candidate. Please bid if you can complete entire task within time limits. Thanks

Hourly - Est. Time: Less than 1 month, 10-30 hrs/week - Posted
Looking for a Web Developer pro to modify an existing contact form in a static website (html5 and css3) so that the same form will be kept, but the action will be changed and separate code added, so that the form will be using a different server (than the one currently set) to send messages. Excellent communication, maximum transparency and fluent English are required. More details will be given to the chosen candidate. PS I have presently no time to Skype, so please WRITE. Lack of explanations of what will be done, or automatic cover letters, will result in the rejection of the job application.