Top 50+ Java companies

Find a Java agency to get even the most complex work done fast.

Java image

Trusted by leading brands and startups

Browse top agencies

Explore 50+ Java Agencies on Upwork

Codemilki Avatar

Codemilki

Delhi, India

We are an articulated and advanced team of experts who have extensive experience in Software, Web, and App development. Over the years we have gained wide-ranging experience including but not limited to, PHP, NodeJS, Angular, Flutter, React, React Native, C#, VB.net, WordPress, WooCommerce, Magento, PrestaShop, MySQL, PostgreSQL, ORACLE, SQL Server technologies, among others. We primarily focus on integrating marketplaces such as eBay, Amazon, Shopify, Wish.com, Lazada, Walmart, USPS, UPS, FedEx, DHL, etc. using their respective APIs to make the sellers' life easy. However, we are always ready for a new challenge!

Read more
Swift
Python
Xamarin
PHP
React Native
Android App
Node.js
Hourly rate $15.00 - $15.00
Agency size 11-50 workers
Member since Oct 8, 2022
Restless Labs Avatar

Restless Labs

Philadelphia, United States

Restless Labs is a custom software architecture and development firm that combines innovative, custom software with advanced expertise to drive competitive advantage for forward-thinking companies. Relentlessly customer driven, we get to know your business and your customers inside and out, delivering the transparency, strategy, and skill needed to tackle challenges quickly and cost-effectively. Dream big. Get some sleep. We'll be restless for you.

Read more
Web Development
TypeScript
Python
iOS Development
Software Design
Node.js
Android App Development
Hourly rate $145.00 - $200.00
Minimum project size $10K+
Agency size 11-50 workers
Member since Oct 8, 2022
Darajapan Inc. Avatar

Darajapan Inc.

Dar es Salaam, Tanzania

Darajapan owns a team of pre-professional engineers and web-designers to solve the issue by Tech. Each member has a hungry sprit and entrepreneurship to make something new and to give consideration to customers feelings. __________________________________________ Darajapan is doing several social businesses in order to create job opportunities and improve sanitary conditions in developing countries, especially Sub-Sahara region. ▷Mission Being a bridge between Japan and other countries Creating jobs opportunities for local citizens in Africa ▷Purpose To foster sustainable lifestyles in African communities through investment in human resources and business creation. ▷Business ◆In Tanzania ・To improve the sanitary condition - Developing the healthcare products by using food wastes ・To Build the agriculture ecosystem with local farmers - Poultry farming business & Cultivation and distribution business ・To create job opportunities and aqcuire IT skills - Opening Local Internet café to provide ICT training to youth ・To provide the vocational trainings and make advanced into society - Utilizing exported used bicycles business which serve as hubs for sales and repairs ◆Building bridges between Japan and Africa Consulting Japanese companies who want to expand their own business Creating Eco-system between African businessmen/entrepreneurs and Japanese companies/investors. ◆Medical careers ▷Pharmaceutical consultant about the differences between domestic and international OTC drugs ▷Consultant those who suffer from mental illness and nutrition care ▼Mio Tsunoda Founder/CEO of Darajapan Inc. Executive, Endless Chairperson, NPO Be&Co Japan (In Establishment) Pharmacist

Read more
HTML
Python
Consultant
PHP
Adobe XD
CSS
Adobe Illustrator
Hourly rate $20.00 - $20.00
Agency size 2-10 workers
Member since Oct 7, 2022
Solecode Avatar

Solecode

Tangerang, Indonesia

We are digital transformation consultant that focus on fast delivery, great UI/UX, and high agility that ready to support and help you in your digital journey. We provide excellent services, communication, and commitment to you. I have team with high skill on web and mobile application development. We have 2 kinds of technology stack are enterprise technology stack and open technology stack. Some of enterprise technology stack that we are working on are : 1. Tableau 2. Power BI 3. Talend Open Studio 4. Outsystems 5. Wavemaker Some of open technology stack that we are working on are : 1. React JS 2. React Native 3. .NET Core 4. ASP.NET MVC 5. Java Springboot 6. Python 7. PHP Laravel We deliver with good agile way of work and process to ensure that we give best quality of our product delivered to you

Read more
Python
.NET Core
React Native
Talend Open Studio
Rancher
ELK Stack
API Development
Hourly rate $20.00 - $20.00
Agency size 11-50 workers
Member since Oct 7, 2022
Brand Better Consult Avatar

Brand Better Consult

Portland, United States

FOR THE BEST GRAPHIC DESIGN, WEB DESIGN AND TECHNICAL SUPPORT , WE'VE GOT YOU! Here are some reasons you should reach out to us: We have highly skilled professionals with wealth of experience and professionalism . We have over 4 years of experience using: • Adobe Photoshop • Adobe Illustrator • Adobe InDesign • CorelDraw • WordPress • Java • HTML We breathe designs to live. We combine ergonomics with aesthetics seamlessly Every client is unique to us and we believe no two projects are exactly the same We meet project requirements and deliver promptly. You should contact us if these qualities align with your needs.

Read more
HTML
Technical Support
Web Design
Graphic Design
Communication Skills
Design Concept
Problem Solving
Hourly rate $20.00 - $20.00
Agency size 2-10 workers
Member since Oct 7, 2022
Convo Avatar

Convo

Islamabad, Pakistan

Using AI to deliver better, faster. Convo offers the optimal combination of state-of-the-art Artificial Intelligence (AI) which works to assist the development quality and pace of our development team. The end results are; - Software Architecture designed by an experienced team of Solution Architects verified through AI - Faster turnaround on development time - Better quality code owing to larger unit test coverage - High-standard code documentation - Fewer bugs, shorter time to market - Highest ROI on your investment - Our Full Tech Stack: React.js, Node.js, Java, SQL, Postgres, - Our Deployment Stack: Google Cloud Services (GCP), Amazon Web Services (AWS), Kubernetes, Istio, Jenkins, Pod-bassed deployment structures, PagerDuty. - Our Mobile Development Stack: Android (Kotlin), iOS (Swift) - Experienced and certified Product and Project Managers We enable our clients to overcome the following challenges; 1. Take a product idea from ideation to MVP delivery using top-of-the-line AI tools & technologies- maximum ROI to your investors 2. Build scalable products / scalable software - You will not be going back to the drawing board when your user base increases 3. Staff augmentation - having trouble hiring for technical roles for your development, product or QA teams, we've got you covered Our Commitment: - We deliver entire project in significantly less time than others by leveraging the power of AI toolset - We will deliver our customer projects with the same zeal as an internal software team would. - We will design and develop solutions for our customers with the long term view in mind. This means that we will deliver solutions that have a proper architecture, code efficiently and with proper documentation. - We will deliver the solution that would allow our customers to easily take over the project when completed. - We will use industry-standard tools that allow for easy integration. We may be new to Upwork, but we've been making great software product for years. Check out Convo.com, our enterprise collaboration product suite that is currently serving 15,000+ users across the globe through our webapp, iOS app and Android app. Currently Available Team - Average Team Experience 7-8 years: 1. React Engineers 2. Next.js Engineers 3. Node.js Engineers 4. Java Engineers 5. PHP Engineers 6. SQL Database Developers 7. Oracle Database Developers 8. Devops - Google Cloud Platform, Kubernetes, cluster management, etc 9. Devops - AWS, Kubernetes, cluster management, etc 10. QA Engineers (manual) 11. QA Engineers (automated) 12. Product Manager 13. Product Analyst 14. UI/UX Designers 15. Delivery Manager/Scrum Master/Project Manager

Read more
Swift
Requirement Management
SQL
Automated Deployment Pipeline
Google Cloud Platform
Node.js
PagerDuty
Hourly rate $40.00 - $80.00
Minimum project size $10K+
Agency size 51-200 workers
Member since Oct 5, 2022
innove Avatar

innove

Thiene, Italy

Saying that we write code would be simplistic. We analyze your requests, we become aware of the constraints of the project and we build with you the tailor-made solution that adapts to your business processes . Whether it is a web app that interfaces with your management software or whether it is an integrated web solution that dialogues with your CRM, our goal is simplifying processes. We believe that the relationship with our customers must be based on transparency and reliability: you have to rely on us. We also believe that technology is essential for improve, simplify and speed up your work, so we are committed every day to be available, flexible and fast: because we know how much dedication and how much effort you put to reach your goals and grow your business .

Read more
HTML
MySQL
Python
React Native
Django
CSS
App Development
Hourly rate $150.00 - $150.00
Agency size 2-10 workers
Member since Oct 5, 2022
GeekStudio Avatar

GeekStudio

Bishkek, Kyrgyzstan

Hello dear customer! We are web & mobile development company GeekStudio. Development of websites and mobile applications for your business. We will help your business grow profits by using high technologies! - Mobile applications Development of mobile applications for iOS and Android platforms - Website Website development from scratch to a fully developed web service - Website and application design Creating a unique design for your business - Technical support Technical support for developed products, as well as existing services - IT consulting Specialized consultations in the field of software development and implementation

Read more
Swift
Python
NGINX
Django
CSS
Figma
Trello
Hourly rate $20.00 - $20.00
Member since Oct 5, 2022
Acclerative Avatar

Acclerative

Rajkot, India

Team of talented backend + frontend developers with experience ranging from 3 years to 17+ years With expertise on Java based backend development / API / Microservices / Vue & React based frontend development We specialise in - Java / Groovy / Grails / Spring boot / Hibernate & JPA / - API development / Rest API / Microservices - Vue / React / Tailwind CSS - Devops / AWS / Digital ocean - Android native + Hybrid applications / Ionic / Capacitor We craft well tested quality software, drive our work through tests and care about scalability, usability and code cleanliness. Apart from the development, We provide consulting services too, We provide consultation for choosing technologies, Estimating projects and more. The services we provide - Backend development / API development / Microservices development - Fullstack development from ground up, technology selection and architecture design - Enhance / Maintain / Deploy your existing projects - Dedicated developer resource to join your development team - plus more Talk to us for your next project, and we would come up with affordable yet quality solution

Read more
Tailwind CSS
Hibernate
Grails
Vue.js
Spring Framework
Apache Groovy
Node.js
Hourly rate $25.00 - $60.00
Agency size 2-10 workers
Member since Oct 5, 2022

Back-End Development
MongoDB
M-Tek
Node.js
Front-End Development
Redis
Java
Hourly rate
Member since Oct 4, 2022
Inverted Technology Avatar

Inverted Technology

Lahore, Pakistan

Our Motive: Honor our Commitements with Integrity and Quality We designs and develops custom software applications, frameworks, and tools that help solve problems or achieve a specific outcome. We take the time to really understand your problem, your budget, your goals, and your desired outcome. Our Skills and Expertise: Web Development with PHP Laravel | CodeIgnitor, ReactJS, VueJS, MySQL, WordPress Mobile Development with Android Native, IOS Native, Flutter, Ionic Graphic Designing in Mobile and Web Designs using FIGMA and Adobe XD

Read more
Ionic Framework
Swift
CodeIgniter
iOS Development
Graphic Design
PHP
Digital Printing
Hourly rate $10.00 - $40.00
Minimum project size None
Agency size 2-10 workers
Member since Oct 4, 2022
App Tonic (Hybric GmbH) Avatar

App Tonic (Hybric GmbH)

Ingolstadt, Germany

You have an app idea or already a concept? Perfect, our app agency is the right place for you! We support you in every phase of your product development. With our range of services we cover simple company-internal as well as complex apps,which are to be marketed worldwide. which are to be marketed worldwide. Your app is as unique as you are: Every person is a combination of different character traits, appearance, intelligence and much more. It's the same with apps. We develop an app exactly according to your ideas and like to bring in our own ideas.

Read more
MySQL
PHP
MariaDB
JavaScript
Golang
Dart
Java
Hourly rate $65.00 - $85.00
Minimum project size $5K+
Agency size 2-10 workers
Member since Oct 3, 2022
Moonlysoft 🚀 Avatar

Moonlysoft 🚀

Cluj-Napoca, Romania

At Moonlysoft, we can proudly call ourselves a Technology Partner company. Our main focus is to create sustainable, cutting-edge software to improve the profit of our partners.

Read more
TypeScript
MySQL
PostgreSQL
MongoDB
Firebase
GraphQL
Microservice
Hourly rate $30.00 - $80.00
Minimum project size $1K+
Agency size 2-10 workers
Member since Oct 3, 2022
AUI Avatar

AUI

Herceg Novi, Montenegro

Hello! We develop websites from scratch: landing pages, multi-page, online stores. We create websites with a thoughtful and selling structure, with a modern and high-quality design, a clear interface and convenient functionality. Our services: * Adaptive valid layout from 0 * Html, css, scss, less, bem, bootstrap, js, jquery * Completion and configuration of sites * Cross-browser development, layout edits (changing contacts, text, images, etc.). * Assistance in creating a website and preparing for launch * Automation in Node.js , Vue.jc, React, Autoprefixer, Gulp and WebPack. * Execution of the technical part, payment test * Website update (redesign) * Prototyping * Uploading products to the catalog, making cards * Creation of pages, sections * Basic SEO optimization * Tension of the layout on the CMS. * Working with GitHub. * Knowledge of Figma, Sketch, Photoshop and Illustrator.

Read more
HTML
gulp
Vue.js
SCSS
UX & UI
CSS
CMS Framework
Hourly rate $16.00 - $20.00
Minimum project size $1K+
Agency size 2-10 workers
Member since Oct 2, 2022

Gems

Herceg Novi, Montenegro

Hello! We develop websites from scratch: landing pages, multi-page, online stores. We create websites with a well-thought-out and selling structure, with modern and high-quality design, clear interface and convenient functionality. My services: * Adaptive valid layout with 0 turnkey * Html, css, scss, less, bem, bootstrap, js, jquery * Completion and configuration of sites * Cross-browser development, layout edits (changing contacts, text, images, etc.). * Assistance in creating a website and preparing for launch * Automation in Node.js , Vue.jc, React, Autoprefixer, Gulp and WebPack. * Execution of the technical part, payment test * Website update (redesign) * Prototyping * Uploading products to the catalog, making cards * Creation of pages, sections * Basic SEO optimization * Tension of the layout on the CMS. * Working with GitHub. * Usage of Figma, Sketch, Photoshop and Illustrator.

Read more
HTML
gulp
Vue.js
SCSS
CSS
CMS Framework
Node.js
Hourly rate $16.00 - $20.00
Minimum project size None
Agency size 2-10 workers
Member since Oct 2, 2022
Varenyam Consulting Avatar

Varenyam Consulting

Pune, India

We are providing world class solution for the web and app development. We have best experienced developers for the Adobe experience manager, Flutter, JAVA micro services and PHP Laravel. We have delivered across 20+ projects in these technology stacks. We are delivering best solution with time frames. Please reach me out for more information and one stop solution to your all digital needs.

Read more
J2EE
Microservice
Laravel
Java
Adobe Experience Manager
WordPress
Flutter
Hourly rate $30.00 - $30.00
Agency size 2-10 workers
Member since Oct 1, 2022

Infinite Tech Solutions

Rowland Heights, United States

Hello there! I'm a full stack developer with more than 8 years of expertise in Node.js, Javascript, HTML, Python, and CSS, with a primary focus on the backend. I've personally written over 500K lines of code on projects from start, and I've built complicated mobile and web apps from scratch in as little as a few months. I'm always working on a ton of side projects, so I'm constantly learning new languages and libraries. No problem if the required library is not included in the list below. I can still complete tasks quickly. I'd be delighted to look at your project! A few of my strongest skills are, but are not limited to: - Node.js Development - Backend Web Development - Frontend Web Development  - React Framework - Python Development - iOS App Development - Web App Development - Automation Scripts - API Integrations - AWS, DigitalOcean, S3, Amazon APIs, eBay APIs, Walmart APIs, Discord, Shopify, Twilio, Sendgrid - I can integrate pretty much anything! - Crawling, Web Scraping - Data warehousing, web scraping, and MERN stack development Look no further if you want to add some significant functionality to your app or automate some crucial tasks. Invite me, and I'll help you with any full stack development requirements!

Read more
Web Development
Python
MongoDB
Payment Gateway Integration
HTML5
ExpressJS
Node.js
Hourly rate $25.00 - $25.00
Member since Sep 30, 2022
Kodex Avatar

Kodex

Maribor, Slovenia

// IT'S IN THE KODEX // WHO WE ARE We are a web agency focused on providing the best complete web, mobile, and design services that perfectly fit your needs. We've worked on large-scale solutions for prominent clients such as the Boxing Federation of Slovenia, Petrushev Capital, Delta OTC, DCC Hail, Imagine.si, and others with projects that have received funding and support from the Government of Slovenia and the European Union. // SERVICES - Web Development - Application Development - Progressive Web Apps - Web Design - UI/UX Design - Branding (Logo, Style Guide, Palette, Marketing Materials)

Read more
TypeScript
SQL
Adobe XD
React Native
UX & UI
UI/UX Prototyping
Node.js
Hourly rate $30.00 - $60.00
Minimum project size $20K+
Member since Sep 30, 2022
AchieveX Solutions Private Limited Avatar

AchieveX Solutions Private Limited

Bengaluru, India

7+ years of experience in Visualization using Power BI and Tableau. 15+ years of experience in Database Technologies SQL Server, Oracle, Teradata, MySQL, 10+ years of experience in Machine Learning using R, Python, SAS. 3+ years of experience in Cloud implementation through Azure/AWS.

Read more
Python
.NET Core
SQL
PHP
React Native
Azure Machine Learning
Full-Stack Development
Hourly rate $30.00 - $30.00
Agency size 51-200 workers
Member since Sep 30, 2022
DATA WEAVER LLP Avatar

DATA WEAVER LLP

Mumbai, India

Seize the data, in the most efficient way. May it be a startup or an enterprise, we, at Data Weavers, have a plan for all! We are a team of IT consultants who provide software solutions that help you scale your business & simplify the process, in the best way possible. Ready for a digital transformation?

Read more
MySQL
Python
PostgreSQL
Zoho Platform
React Native
Zoho CRM
Zoho Analytics
Hourly rate $30.00 - $30.00
Agency size 2-10 workers
Member since Sep 30, 2022

How to hire Java agencies on Upwork

Choose your category

Whatever you need, help is at hand

Browse the agencies

There are thousands to pick from

Invite an agency

Read the profiles and approach your favorite

Start a conversation

Explain your goals and get started

Frequently asked questions

Which companies are using Java?

While Java is an older programming language, it is still used by many startups and fortune 500 companies worldwide. Tech companies use Java to create software solutions to assist industries like Fintech Financial Services, or healthcare create high-quality Java applications and build tech for product development.
Some big companies like IBM, Google, and Netflix still use backend and front end Java software engineers to work on web app development, custom web creation, or other software products.

Which company is best for Java developers?

A Java developer is responsible for the development and management of Java-based applications. Since Java IT solutions are so widely used a Java developer can work at many top Java development companies. Java coders can work with development teams for technology companies or offer technology consulting services with larger IT consulting firms. A number of programmers choose to work freelance rather than tie themselves to a single company. There are a number of freelance Java development opportunities on sites like Upwork.

Which companies are using Java as the backend?

Java is a perfect programming language for backend web development. Programmers use this language to develop enterprise-scale eCommerce and web applications and develop Android applications, machine language, desktop applications automation, and more. Some large companies like T-Mobile, Uber, and Slack use a type of Java for application development and digital products.

What is the difference between Java and JavaScript?

Java is an object-oriented programming language (OOP), while the JavaScript framework is an OOP scripting language. The main difference is that Java creates applications to run in a virtual machine or browser. JavaScript code is all in next and can only run within a browser.

What is the newest version of Java?

While not as old as Python, Java is still used by many dedicated teams and updated regularly. The first version of Java was released on January 23, 1996, and the newest version of Java, or Java 17 or JDK 17, was released on September, 14th 2021.
Schedule a call