Java Jobs
Java is an object-oriented, general purpose programming language used to create and develop a wide range of software applications ranging from simple desktop programs to full-fledged enterprise solutions. Java enables developers to create programmable components and modules that can be easily reused and provide high levels of security, scalability, and reliability. It is one of the most popular programming languages in the world today and due to its cross-platform features, is found on many different devices.
What can a Java Developer do for a client? As an experienced Java Developer, you are able to provide assistance in designing and implementing software applications with high levels of quality. With your expertise, you are able to create solutions that run on any platform and integrate with external applications such as databases with ease. From creating high-performance web applications to redesigning existing solutions with the latest technology stack, clients can hire you for a variety of development needs.
Here's some projects our expert Java Developers made real:
- Developed complex enterprise solutions, from the back end to the front end
- Created mobile solutions for both Android and iOS platforms
- Designed secure software architectures designed to scale
- Built detailed business logic in custom software systems
- Connected backend databases with various frontend solutions
With so many development options available with Java, it's no wonder it's such a widely used programming language today. Our experienced Java Developers have superior programming skills that help create solutions of all scopes and sizes -- whatever your needs may be. Get your perfect project at Freelancer.com by hiring an expert programmer who has the skills you need to turn your ideas into reality. Post a project today and find a qualified Java Developer to bring your project life!
From 272,936 reviews, clients rate our Java Developers 4.85 out of 5 stars.Hire Java Developers
I will share 3 malicious Android APKs, I will need your analysis result reports. Presentation, Methodology, Result, Insight
I am looking for a developer to create an African Matrimonial Mobile App for Android and iOS. This social networking app will allow users to connect with each other and submit their profiles with photos, audios and videos. To ensure user safety and purity of the community, I require that all users must register to access the app. The app should also feature user profiles indicating details such as age, profession, interests, and family background. Through this app, users should be able to connect with like-minded people and get maximum exposure for their profiles. I am looking for a dedicated and experienced developer who can build a quality app from start to finish.
I will share 3 malicious Android APKs, I will need your quick analysis result reports. Presentation, Methodology, Result, Insight.
I wish to develop a complaint accepting system which accepts the customer's complaint this will require the following tasks 1. Creation of UI ( we already have a UI design) 2. Creation of db tables in MySQL 3. Acceptance of documents related to complaints and storing them in tables 4. Pull the customer information from API and existing database on basis of search keys such as phone, email, firstname, last name, pincode, etc 5. once the customer is searched then select the account on which customer needs to file complaint, please note one customer can have multiple accounts 6. Search the account of the customer and pull the transaction and its details from a database or an API 7. Select the disputed transactions and fill a questionnaire for each complained transaction 8. ask for docum...
experienced golang developer to run existing project
I'm looking for a Java Developer with intermediate experience to join my team. The individual should be proficient in Java and have experience with Mobile Application Development. Bonus skills in Web Development and Database Management would be beneficial. I expect the developer to have an excellent understanding of the language and be able to design, develop, debug and troubleshoot Java applications. Experience with the requisite development tools is a must for success in this role. This Java Developer should be methodical and be able to work independently. If you think you have the skills and experience necessary for this job, please apply today.
Hi We are looking for JAVA Spring boot application developer for 10 page application. it is mainly CURD operations only. 30hrs Max
i am making video call in android native app in java with webRTC and firebase, video call working fine on local network but on remote network it doesn't connect, and for turn server i am using turn express server. any one can help me with this
Hello, I am looking for assistance on creating a compiler and state service machine (SSM) for my project. I need the compiler written in Java and I do have existing source codes and libraries for it. I am unsure whether to include debugging features so I need advice from a qualified professional. The person I hire should be experienced in the field and well-versed in Java development, with knowledge in state machines and compilers specifically. Expertise in debugging is also a plus. A successful completion of this project will require a deep understanding of the nature of this task. If you think you are capable of tackling this project, please don’t hesitate to get in touch.
We are going to hire individual/team/company for our wholesale grocery delivery platform project interested candidate can submit their proposal with past work reference link.
This is a test task to find the right partner for onging work on this topic. Expected solution time: in a few weeks, we focus on quality-delivery & honest-estimation more than "quick & dirty" or "overseller" Your task is to help us to build the evil side ;-) mac (we provide linux+windows) In the case you have to build a dll of pjsip for macOS x64 and ARM, which detects incoming SIP/VoIP calls and take over tasks managed in a issue tracker for the java, c++ side and for linux, windows and mac Examples: ) So the app has to work on a desktop (macOS) and have to communicate with a SIP provider only. e.g (we will share you a fully working sip account after award) Later (not scope here) ports to iOS/Android required too The caller-URL contains some query parame...
NO COMPANY NO AGENCY ONLY FOR INDIVIDUALS Hiring an Android Developer remotely What You will do • Design, build, and maintain high-performance, reusable, and reliable code. • Lead design, and implementation of customer-facing features. • Working alongside product managers and the backend team to design the architecture and • Implement new features in production • Write unit-test code for robustness, usability, and general reliability. • Continuously discover, evaluate, and implement new technologies to maximize development What you need • At least 3+ years of experience in developing android applications • Experience in defining system architectures and exploring technical feasibility tradeoffs. • Have experience with common And...
Looking for a passionate Android developer Experience with messaging, WebRTC apps is a important Deep expertise in voice and video calling Experience of React Native is a plus
Migrant Farmworkers Education Program provide free additional educational services for children and youth from born to 21 years of age with no high school. In order to Identify and Recruit the students the program need to contact several families that recently moved to our State. The chatbot I am planning will be integrated in our website, so families, schools, community agencies and employers cand contact us checking eligibility and sending us leads of potential migratory students.
I want a real time web scrapper to scrap up to 5000 pages with a refresh rate of less than 30 seconds. The website has java content
There will be some next level competitive programming questions which needs to be solved within limited time.
You have to fix a code error The advertsiements do not show It should not take more than 1 hour.
Quick code fix in Java Below is the code It should not take more than 1 hour.
I need a patient management software in java and python
I need react native developer who can work full time or join our company , the developer needs to be in india and also have 4 or more years of experience The budegt is 1 lakh rupees per month Its a long term project
we are a building maintenance company we need to have a software for our daily work with the number of fixed units and how much we spend for exchanging parts plus also how much we spent on manpower
I am currently seeking an experienced Android developer to assist me in enhancing my native Android application. The application is built in Kotlin, has Firebase as backend and is focused on electronics-related functionality. Although I created the application from scratch, I am now looking to delegate some of the work due to time constraints. The scope of work includes adding new features to the application as well as fixing some existing bugs. I will be available to guide you through the existing code base, which will help you get up to speed quickly. If you have a basic understanding of electronics, that would be a plus, as it will enable you to better understand the application's requirements and improve the quality of the final product. If you are an Android developer with a s...
Link to app - We have upto 40 issues listed on Github based on our initial testing. This list will be provided to you. Over and above, we need you to test the app from various angles and document and share the test results. The following perspectives are important:- Throughly test the software as per planned functionality. Can the customer easily undestand the interface and the purpose? What improvements would you make to ensure proper functioning of the software? Budget :- 10 hours of work.
Hello! We are looking to add new features to an existing rideshare Android app and need help making this happen. We need a back-end and frontend development team to add new features into an existing app on the Android platform, using Java software ., so if you think you can provide the The features are as follows 1 ability for user to nagotiate on price for ride 2 ability to topup people's account with voucher recharge 3 new refer problem with its dashboard, which we call ambassador dashboard 4 fixing drivers voucher buying
I want to send my application to the play market
I am looking for an experienced NLP engineer to join my team. The engineer should have 7+ years of experience working with large language models and natural language processing. The specific ML algorithms needed for this project include CNN, RNN and LSTM. I need a programmer experienced in Python for this project. Additionally, I need the engineer to be able to handle datasets of medium size (1k-10k). If you feel comfortable working with large language models and natural language processing and you have the required experience, I invite you to apply for this project.
My project requires the services of a Python developer to handle the complex backend services needed. I have a timeline to complete all the required work in 1-3 weeks and need an experienced professional who is available to start immediately. The project involves a wide set of tasks including, but not limited to, building an API, developing frameworks, debugging code, and writing test scripts. The successful developer must have a background in developing Python based web solutions, be highly creative and have the ability to think outside of the box. If you're an experienced Python developer in search of a complicated challenge, I'd love to hear from you.
The main application will display the application list on the mobile phone with the client application installed, and will allow or block the use of client applications. Android requires device admin and policy. Workflow is attached. Please, after reviewing the workflow, I request you to give the exact working hours.
I am looking for a skilled developer to help design and develop an Android app. I have an existing design that I would like you to use, and I would like the project to be completed using the Kotlin programming language. The development should also focus on improving overall user experiences, with the intention of having a polished and well-designed end result. I am looking for adeveloper who will be able to deliver a high-quality outcome on time and to budget. I am available for discussion about any questions or feedback you may have during the development process, so please feel free to reach out.
competitive programmer having experience in solving coding round problems.
I need help in XML related Project. Experts in XML who are interested please apply
I need to create a new variable and add into the existing variable
Design and Analysis of Algorithms using C or Java. Represent the run time vs graph
I'm looking for an Expert level programmer who is well-versed in fullstack development and specifically proficient in Java. This person should have an in-depth knowledge and experience with developing software using the Spring Boot framework. The ideal candidate will be a self-starter who takes initiative and can handle a deadline-driven environment. A successful track record of delivering on projects with clear objectives and tight timelines addition to success working with remote teams across multiple time zones is desired. In addition, the ideal candidate should have a well-rounded portfolio that showcases their skills and abilities. If you are an Expert programmer who has a mastery of fullstack development, specifically in Java, please apply to this project. I'm excited t...
I am looking for someone to help me install, configure and integrate a Zoho app workflow. I have all the necessary access credentials ready to go, but may need help obtaining them if a problem arises. Additionally, I need assistance with setting up authentication and environment variables so that my Zoho app workflow can properly function.
??????? ??? Node Js Developer - ???? ???? ???????? - ???? ?????? ??? Job description:- - Extensive knowledge of JavaScript, web stacks, libraries, and frameworks. - Developing high-performance applications by writing testable, reusable, and efficient code. - Implementing effective security protocols, data protection measures, and storage solutions. - Documenting Node.js processes, including database schemas, as well as preparing reports. - Keeping informed of advancements in the field of Node.js development Experience :- 4 - 5 Years Perks and Benefits : Work From Home & Office 5 Days/Week Day Shift Preference: Immediate Joiners Job Type: Full-Time( 8hr ) Contract-based Job
Looking for full stack web and mobile developer. I will inform you about detail via private chat. I will hire someone who read very carefully. Best regards.
We are looking for a graduate student with experience in artificial intelligence (AI) and a passion for teaching to mentor our middle school son in AI and machine learning. The ideal candidate will have a strong understanding of AI concepts and programming languages such as Python, Java, or R. The mentor will be responsible for teaching programming concepts and problem-solving skills, and providing support and guidance in relevant competition preparation in the future. Responsibilities: • Develop a personalized learning plan for the student • Teach programming concepts and problem-solving skills to a middle school student • Provide guidance and support for AI competition preparation • Evaluate the student's progress and adjust the learning plan as needed &b...
Sr. Java Developer – specialising in Programming or Implementation MUST have exp in Sapiens – IDIT Remote • 5+ years of experience in Java technologies. • Worked on Core JAVA, EJB (Enterprise Java Beans), Web services (REST and SOAP), JSP, HTML and Servlets. • Worked on databases like MSSQL, SQL. • Sound knowledge of Object-Oriented Programming (OOP) Patterns and Concepts. • Familiarity with different designs and architectural patterns. • Skill for writing reusable Java libraries. • Understanding of the concepts of MVC (Model-View-Controller) Pattern, JDBC (Java Database Connectivity), and RESTful web services. • Ability to ...
We have to make an android app. which is based on the latest technology. And we need this application for teaching purpose, there will be only three flows inside it, Which is admin and teacher and student hai. Reference : chandra classes
I need help with a project that requires a Pronto Xi POS Developer to help with creating new functionality for a finance module. The technology I am currently using is Java, so the developer needs to possess a good understanding of this language. This position is perfect for a remote candidate, as I can leave the Project Manager on site and require the Developer to work remotely. The responsibility is to design and develop new functionality, based on customer requirements and systems design documents. The Developer will then report back to the Project Manager on their progress, seeking assistance and guidance when necessary. This developer must have previous experience working on Pronto Core Modules. anyone without previous Pronto Experience will not be awarded the project.
Greetings, We have android Application, where we need to close our VAPT Observations in 2 High Points. 1. Root Bypass using Magsik (Denylist) 2. SSL Pinning Bypass using BurbProoxy and Void Certificate. Need to Complete the task in 24 Hrs.
The textual resources and materials that offer instructions and information about a software program are referred to as software documentation. It consists of API documentation, release notes, installation instructions, and user manuals. Software documentation serves to inform developers on the design, architecture, and functionality of the software as well as to assist users in understanding how to use it successfully and efficiently. Additionally, clear documentation can make it easier for users and developers to work together and can increase the quality of software by lowering errors and misunderstandings. Users should be given all the knowledge they need to utilize the software effectively in clear, simple, and organized software documentation.
I am looking for a freelancer to develop a design pattern for Key Word in Context (KWIC) using both Graphical User Interface (GUI) and Command-line. The design pattern must utilize the Abstract Factory, Singleton, Builder, and Prototype patterns and must be capable of processing text-based inputs. The project should allow for easy implementation of code and follow good coding practices. The design pattern should also be flexible enough to accommodate changes and additional features as requested. The freelancer should be experienced in designing user-friendly interfaces and be committed to producing a final product of the highest quality.
I am looking for a freelancer to develop a design pattern for Key Word in Context (KWIC) using both Graphical User Interface (GUI) and Command-line. The design pattern must utilize the Abstract Factory, Singleton, Builder, and Prototype patterns and must be capable of processing text-based inputs. The project should allow for easy implementation of code and follow good coding practices. The design pattern should also be flexible enough to accommodate changes and additional features as requested. The freelancer should be experienced in designing user-friendly interfaces and be committed to producing a final product of the highest quality.
I am looking for a freelancer to develop a design pattern for Key Word in Context (KWIC) using both Graphical User Interface (GUI) and Command-line. The design pattern must utilize the Abstract Factory, Singleton, Builder, and Prototype patterns and must be capable of processing text-based inputs. The project should allow for easy implementation of code and follow good coding practices. The design pattern should also be flexible enough to accommodate changes and additional features as requested. The freelancer should be experienced in designing user-friendly interfaces and be committed to producing a final product of the highest quality.
Can you get location from an android phone number?
B+ trees and b- trees and knowledge on Hashtables can be helpful.
For this project, I am looking for a highly skilled developer that is proficient in Java, PHP, and Bootstrap to create a full page design. The project will be used solely for personal purposes, so the level of complexity is required to be complex. I need the developer to create a finished, professional-looking design within a reasonable timeline. The design must be optimized for all devices and browsers. Ideally, I am looking for someone that has done similar work before, as I need this project to come out as high-quality as possible. If you think you have the skills and knowledge to deliver a successful product, please contact me.