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Post your UML design project on Upwork, the world’s largest online workplace, and find freelance UML professionals and software architects to simplify the modeling process of your software system with a detailed structure. These experienced freelancers can design all major UML diagrams (use case, component, class, activity, package and sequence diagrams), write feature lists and detailed use-case specifications, configure your Eclipse plugins to generate UML diagrams from Java code, or set up your UML editor (e.g. Microsoft Visio, Visual Studio Ultimate) or UML modeling tools (like Argo UML or Enterprise Architect).

Unified Modeling Language (UML) is a standardized modeling language that includes rich graphical notation and diagrams, used to design software system structure and architecture. On Upwork, companies hire highly skilled UML architects and software development life-cycle experts to design complex, multi-level system architectures.

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UML Job Cost Overview

Typical total cost of Upwork UML projects based on completed and fixed-price jobs.

Upwork UML Jobs Completed Quarterly

On average, 5 UML projects are completed every quarter on Upwork.


Time to Complete Upwork UML Jobs

Time needed to complete a UML project on Upwork.

Average UML Freelancer Feedback Score

UML Upwork freelancers typically receive a client rating of 4.56.

Last updated: October 1, 2015

Popular UML Searches

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Anton T.

Anton T.

Business Analyst with Java Developer background

Belarus - Tests: 4 - Portfolio: 6

7 years of experience as a Business System Analyst plus 3 years of background as a Java Developer. I am good at: - Full-cycle requirements analysis in software engineering projects. - Drawing Domain Models, Entities and Relations, and other diagrams. - Business Process Modeling with BPMN notation. - Defining functional and non-functional requirements, Use Cases and User Stories. - Writing of Proposals, Vision and Scope, Software Requirements Specifications, and other related documents. - Designing interactive UI prototypes in Axure and wireframes in Balsamiq, and documenting them. - Coding complex XML Schema, XSLT, and WSDL, for API, systems integration, and Web services. - Data mining from XML/XPath and SQL databases. - BI (Business Intelligence) reporting using Excel. On your request, I can send you the examples of my work relevant to your current needs, so you can see upfront if the quality satisfies your high standards. Meeting and exceeding your expectations is my priority. I will give you a full refund if you are not satisfied. Leave me a message, and we will discuss how I can add value to your project.

100% Job Success
$35.00 /hr
110 hours

Francesco Tumanischvili

Francesco Tumanischvili

Senior Software Engineer - JAVA JEE Analyst/Architect/Developer

Italy - Tests: 1 - Portfolio: 5

Leading software engineer with 15+ years experience in design and development of enterprise level applications. My main areas of expertise include design, developing, maintaining and team leading JAVA / JEE projects. My preferred Java technology stack - when applicable - includes Spring, JPA, OSGi, REST, JSP, JQuery, Maven, SVN, Trac, Jenkins, JUnit, Easymock, Linux, Android. I have a deep knowledge and experience (15+) in managing the whole project lifecycle of Service Oriented, Web and Web Service-exposed applications, including numerous de facto technology standards and related tools, protocols and frameworks, including: Spring, JPA(Hibernate, iBatis), OSGi(Felix, ServiceMix), ESB (ServiceMix, Mule), Workflow (jBPM, ActiveBPEL), WS and REST(Axis,CXF,Spring-WS, JAX-WS,JAX-RS), AOP (Spring AOP, AspectJ), MVC (Spring, Struts), Web templating (JSP, Freemarker, Velocity, Tiles, Sitemesh) , Ajax (JQuery, Dojo,), Google Maps, Android, build tools (Maven, Ant), SDLC (UML, RUP, AUP, RSA), Source Code management (SVN, GIT, CVS, VSS), Project management (Trac, Jenkins), Testing (Junit, Mockito, Easymock, Selenium). I have designed, developed, maintained and deployed projects of different complexity, technology environment and business domain. I have a 7+ years experience in leading and working with geographically sparse technical teams, customers and companies. Over my career I think I have gained strong capabilities in providing the best solution for customer needs, in terms of good balance between quick delivery, functionality, reliability, performance and maintainability, adjusting the system depending on the specific environment, constraints and people.

$50.00 /hr
1,441 hours

Malik muhammad farooq A.

Malik muhammad farooq A. Agency Contractor

Business/Process Analyst, Project manager/QA

Pakistan - Tests: 6 - Portfolio: 9

I aspire to work with people around the world with diverse working ethics and love challenges associated with international business. As an adept ICT professional, with ability to analyze, design, manage, and test software intensive systems, I want to join a a team of off-shore professionals. With blend of education and diverse working experience in IT and business process management, I believe that I can put my knowledge and experience to assist my clients meet business objectives.

Associated with: Cyber Quest

100% Job Success
$22.22 /hr
292 hours

Nikolay C.

Nikolay C.

Brainbench certified JSE/JEE dev, DB dev, Sys-Arch

Ukraine - Tests: 2 - Portfolio: 11

Would you like to find a powerful Java-dev? If so, please read further... 1. Intentions I'm working as a free-lancer more than 2 years already, and worked > 12 years in scientific and software engineering areas. I'm here because I'm looking worldwide for interesting work related to software development using the following technologies (some or all): - Java 5/6/7 (JSE, Swing, CORBA, Web Services, etc.) - JEE5/6 (EJB3, JSF, Hibernate, etc.) - GWT, Spring, Struts, etc. - And other JSE/JEE-related frameworks - GlassFish, Tomcat, JBoss, Jetty, etc. - JME (CLDC 1.1, MIDP 2.0) and Android - Maven, Ant, etc. - Oracle, MySQL, PostgreSQL and other DBMS - Some sub-tasks could be related to C/C++ with STL (but NOT the whole project!) - UML and/or Agile Modeling - Well-organized Agile processes - Etc. It would be nice to be involved into software concepts and architecture development. Also it would be nice to have possibilities for applying my initiative and creativity. I'm ready to work as a free-lancer for the beginning up to 40+ hours per week), and you may hire me as a full-time employee as well. I'm ready to move mostly to any country or city. In such case I'm ready to start as a developer (or senior developer), but with possibility to grow up to TL, and further up to SA or PM (of course, starting from TL or SA would be nice). 2. Education - University Master Degree in the area of Informatics and Computer Systems 3. General Skills I have a wide working and scientific experience with dozens of technologies (> 14 years). The most deep experience I have with the following techs: - JSE5/6 and J2SE (Java Core, Multithreading, AWT, Java2D, Swing, CORBA, WebServices, Networking, etc.) - since 1998 - JEE5 (EJB3, Hibernate3, JSF, CometD, Jetty, Tomcat, JBoss, GlassFish) - about of 5 years - J2ME (CLDC 1.1, MIDP 2.0, WMA) - about a year - Other Java techs (Jakarta Commons, Log4J, Velocity, Maven, Ant, etc.) - many years - Android development (support about 0.5 years) - C/C++ and STL - since 1995 (STL from 2001) - Oracle 9i/10g, MySQL, PostgreSQL, InterBase - since 2000 - OOA/OOD/OOP and UML Modeling - since 1995 (UML from 2001) Large experience with the following platforms and tools: - Windows - since 1995 - Linux/UNIX - since 1997 - MS Office (incl. Visio and Project) and Star/OpenOffice - since 1997 - IntelliJ IDEA, NetBeans, Eclipse - since 2001 - C++Builder and Delphi - since 2000 - PL/SQL Developer - since 2005 - Enterprise Architect and other UML tools (Rational Rose, Poseidon, etc.) - since 2001 Git, SVN and CVS - since 2001 Management Skills - since 2004 (worked on TL and PM positions) Architect Skills - since 2000 (designing concepts, business models and architectures for quite complex scientific, B2C and B2B applications) Language Skills: - Russian - native - English - fluent, working language since 2001, ~1000 pages of docs written - German - intermediate (quite fluent, but non-perfect) - Ukrainian - can understand in 100%, cannot speak/write fluently 4. Contacts - You can contact me via oDesk. Usually online (GMT): - 10:00am - 5:00pm - 7:00pm - 10:00pm

$40.00 /hr
15,093 hours

Neetu K.

Neetu K.

Microsoft Certified C#/ASP.NET/MVC/SQL/Business Analyst

India - Tests: 7 - Portfolio: 11

Detail-oriented application developer and architect with 9+ years success in devising innovative and tailored solutions to meet ever-changing business requirements and diverse technologies. Deft in a wide range of Web, E commerce, Client/Server technologies including C#, ASP.NET, ADO.NET, MSSQL, MVC, Jquery, Javascript, HTML, OOPS and OOAD concepts. A keen analyzer with demonstrated abilities in software requirement elicitation and Business Analysis, UML designing and creation of Use case, activity ERD diagrams, SRS, technical design specification documents. Advanced skills with leading-edge programming tools complemented by proven ability to assimilate and rapidly utilize emerging technologies. Solid architecture design, data structures knowledge with experience developing comprehensive algorithms and data-processing logic.

93% Job Success
$11.11 /hr
881 hours

Ivan Gomez

Ivan Gomez

Expert Web Applications using Java technology

Spain - Tests: 1

A Senior Java Developer with eight years of experience in designing and developing innovative solutions using J2EE. I have been working for Companies such as Audi, Volkswagen, Seat, Banc Sabadell, Government Generalitat Catalonia, Hospitals. My strengths are Web / Mobiles Applications in J2EE / Android. I have a Master Degree in Computer Engineering Management in the Open University of Spain. (University Open Catalonia) (

$22.22 /hr
0 hours

Natacha De La Rosa

Natacha De La Rosa

Web and Software Developer/ App Developer

Dominican Republic - Tests: 1

I am a software developer with over 3 years of experience developing software. With my range of experience and skills I'm quite capable of translating design and requirements into solid scalable application. I have an extensive experience programing in C#, as well as developing Web Applications using ASP.NET MVC (3, 4, 5), that interact with SQL Server, and ORMs such as Entity Framework and Linq2Sql. I also have developed mobile applications in Android and Xamarin. I'm a javascript programmer, too. I've built rich UX applications using different frameworks like Angular, Knockout and JQuery. I'm always happy to face new challenges and brings my skills and experience to find solution to complex problems.

$9.00 /hr
17 hours

Dragan S.

Java/J2EE Developer, JSF, Struts, Hibernate, JSP, Servlets

Macedonia - Tests: 10

Interests :Artificial Intelligence (neural networks, genetic algorithms, evolutionary programming, knowledge representation, games), problem solving, electronics, telecomincations, networks, wireless networking, crypting and crypting algorithms, Number theory, Mathematical Analysis, 3D Graphics.

$17.78 /hr
214 hours