I have 12 years of work as a Java developer in different architectures such as MVC, SOAP, microservices, if you only have this budget, I can work only for 6 days, if you want we can see a scheme that suits you in case you are interested
the technological stack that I master (Java, JSF, JSP, Primefaces, Spring, Spring boot, JPA, Hibernate, J2EE, HTML5, ReactJS, NodeJS)