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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Backend) Developer - **Company:** Enfec LLC - **Location:** Bellevue, WA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Cascading Style Sheets (CSS), Couchbase Servers, Software Debugging, Java Platform Enterprise Edition (J2EE), Java API for RESTful Web Services (JAX-RS), JQuery, Javaserver Pages, MongoDB, Node.Js, NoSQL, Object-Oriented Software Development, Oracle Databases, Performance Tuning, Simple Object Access Protocol (SOAP), Web Services, Express.js, Software Application Programming, Backend, AngularJS, Information Technology, Cassandra, Codebase, Front End Software Development, Software Coding, Restful APIs, Legacy Systems, Microservices - **Published:** August 19, 2026 - **Apply:** https://www.dice.com/job-detail/88b42315-db2e-4c99-869d-3e10ab4d44f5 ## About the Role * Node.js and Express.js, especially debugging and performance optimization * introducing error in code and they should be able to identity the problem within the code * MongoDB and troubleshooting data-related issues * Extractions and calculations and changing into something * Familiarity with existing codebases and legacy systems * Mango DB queries and how do they join queries to get the data * hands on person with strong coding skills * Communication should be strong. * Solid hands-on backend experience in Node/Express (MEAN), including designing and operating APIs in production. * Strong attention to detail (clean, working code with tests and handling of edge cases). * Ability to explain trade-offs and walk through real implementation decisions beyond resume bullets. * Developing applications using Java - Very strong foundations and work experience required * Hands-on experience working in J2EE environments. * Strong NoSQL (Cassandra. couchbase) and Oracle database skills * Involved in creating and managing Web Services as a part of the application. * Hands-on experience in Middle-ware development * Working experience in the Development of REST API * Hands-on experience in SOAP * Hands-on experience in Microservices * Experience in using JAX-RS, Jason * Front end technologies - JSP, AngularJs, JQuery, HTML / CSS * Bachelor s degree in Computer Science or related field or the foreign equivalent and 5 years of progressively responsible post-baccalaureate relevant work experience. In the alternative, we will accept a master s degree in Computer Science or related field or the foreign equivalent and 3 years of relevant work experience. * Experience in the technical domain. * Experience with SS7 or Diameter protocols - Bachelor's degree in Computer Science or related field AND 5 years of relevant work experience. ## Description Do you like development for the back-end of the application that forms the main logical backbone of the system? Are you passionate to work on cutting edge projects for telecommunications where you can contribute your skills and experience to bring the change. We are hiring Java developers who are strong with OOPS and RESTFul service concepts. ## Related Videos - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [WeAreDevelopers LIVE - the weekly developer show with Chris Heilmann and Daniel Cranney](https://www.wearedevelopers.com/videos/1309-wearedevelopers-live-the-weekly-developer-show-with-chris-heilmann-and-daniel-cranney) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) - [The Evolution of Enterprise Java with Jakarta EE 11 and Beyond](https://www.wearedevelopers.com/videos/1562-the-evolution-of-enterprise-java-with-jakarta-ee-11-and-beyond) ## Related Articles - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)