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Internship Java Back End Developer Jobs in Seattle, WA

Wealthfront

Backend Engineer

Seattle, WA · On-site

$150K - $189K/yr

About Wealthfront Engineering Wealthfront's culture centers around continuous learning, innovation ... You have 2-6 years of experience in developing backend components, services or APIs in Java or a ...

Damco Solutions

SDE - Java Developer

Redmond, WA · On-site

$57 - $74/hr

Qualifications : Required : • 3+ years of non-internship professional software development ... programming language • Experience managing Java based SDKs, AWS based development, API design ...

Avante

Software Engineer - Backend

Seattle, WA · On-site

The Software Engineer - Backend will be responsible for writing production-ready code, designing ... Java, C#, Python) • Solid experience with relational databases--schema design, query writing, and ...

Wealthfront

Backend Engineer

Seattle, WA

$150K - $189K/yr

About Wealthfront Engineering Wealthfront's culture centers around continuous learning, innovation ... You have 2-6 years of experience in developing backend components, services or APIs in Java or a ...

SIGNin Solutions Inc.

Java Developer

Bellevue, WA · On-site

$57.50 - $74.50/hr

Solid understanding of backend development, including: * REST/gRPC API design * Relational and/or ... Strong understanding of software engineering best practices, including Git, CI/CD, automated ...

Revefi

Senior Backend Engineer - Seattle, WA

Seattle, WA · On-site

... Java, Python, C++ (or similar languages) * Collaborate with product, frontend, and DevOps teams to ... Stay current with emerging backend trends, cloud technologies, and developer tooling What We're ...

Worky

Senior Backend Engineer

Bellevue, WA · On-site

$162K - $237K/yr

... developer integrations, and family management features. Identity team members are a core team that ... Work with distributed systems to handle large scale challenges (we use Java, Scala), as well as ...

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Internship Java Back End Developer information

See Seattle, WA salary details

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How much do internship java back end developer jobs pay per hour?

As of Sep 15, 2026, the average hourly pay for internship java back end developer in Seattle, WA is $62.17, according to ZipRecruiter salary data. Most workers in this role earn between $55.24 and $71.68 per hour, depending on experience, location, and employer.

What does an internship Java back end developer do?

An Internship Java Back End Developer assists in building and maintaining the server-side logic, databases, and application integration for web or software projects using Java technologies. They typically work with frameworks like Spring or Hibernate, write and test code, and collaborate with front-end developers to ensure seamless functionality. Interns gain hands-on experience by participating in real-world projects, debugging issues, and learning industry best practices under the guidance of senior developers.

What types of projects and tasks can an internship Java back end developer expect to work on during their internship?

As an Internship Java Back End Developer, you will typically assist with developing and maintaining server-side logic, building APIs, and supporting the integration of front-end elements. You'll likely work on tasks such as writing and debugging Java code, optimizing database queries, participating in code reviews, and collaborating closely with senior developers and other team members. Interns are often assigned to real-world projects that help them build practical skills, and they may attend agile meetings to understand how software development teams operate. This hands-on experience provides a strong foundation for future career advancement in back-end development.

What are the key skills and qualifications needed to thrive as an internship Java back end developer, and why are they important?

To thrive as an Internship Java Back End Developer, you need a foundational understanding of Java programming, object-oriented design, and familiarity with databases, typically gained through coursework or personal projects. Experience with tools like Spring Boot, Git, and relational database management systems such as MySQL or PostgreSQL is commonly required. Problem-solving skills, teamwork, and effective communication are important soft skills in this role. These abilities enable interns to contribute to project development, collaborate with teams, and efficiently learn best practices in a professional setting.
Internship Java Back End Developer jobs near you
Infographic showing various Internship Java Back End Developer job openings in Seattle, WA as of July 2026, with employment types broken down into 81% Full Time, 15% Part Time, 1% Temporary, and 3% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $129,316 per year, or $62.2 per hour.

Java Web Services Developer

Bellevue, WA • On-site

Solutions Resource
IT Services • 11 - 50 employees
Learn more about Solutions Resourceexternal

Full-time

Re-posted 25 days ago

Job description

Company Description

Large Telecommunication Client (one of the big 4 carriers). Company will be disclosed to shortlisted candidates.

Job Description

Design, build and configure applications to meet business process and application requirements. This is a full-time onsite (40 hours/week) contract position. You will be joining the Engineering team.

Qualifications

Mandatory & Preferred Requirements:

  • At least 2 years of practical experience in Java Web Development (internship work is considered, however college projects do not count).
  • Create new Web Services
  • Experience in developing and maintaining SOAP and REST services and web application using JAVA, J2EE, JSon, JQuery, JUnit, Spring
  • Knowledge of Spring Framework is a must
  • Experience using Apache CXF, Axis2 framework for WebServices
  • Able to manipulate back end Oracle DB with expertise in CRUD operations
  • Work on Web Service APIs
  • Experience in Analysis/Design/Manipulation/Clean up processes
  • Working Knowledge in JavaScript preferred
  • A Bachelor or Master degree in a relevant IT field (Computer Science, Informatics, Information Systems and such) is preferred.

Please do not send in generic resumes; make sure to add in the relevant experience/skillset/knowledge that prove the satisfaction of mandatory/preferred requirements. 

Additional Information

Job Type: Contract
Work Location: Bellevue, WA 98006
Competitive Rate
Scheduled Interview/Start Date: ASAP

All your information will be kept confidential according to EEO guidelines.

Apply