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Intern Java Back End Developer Jobs in Seattle, WA

Java Developer

Bothell, WA · On-site

$57.75 - $74.75/hr

... BFF (Backend for Frontend) layer with either Java & Javascript / REST / Graph QL / Node JS ... engineering techniques to build high-performance pages, user and browser-friendly UI / Web ...

... a seamless developer experience. • Optimize Kubernetes infrastructure for efficiency and to ... C++/Java or Golang • Proven expertise in backend development and distributed systems Preferred ...

Engineer

Seattle, WA · On-site

$100K - $125K/yr

... a skilled Java Full Stack Developer to design, develop, and maintain modern web applications across the full technology stack. The ideal candidate will have strong expertise in Java backend ...

Backend Engineer

Seattle, WA · On-site +1

$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 ...

Backend Engineer

Seattle, WA · On-site +1

$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 ...

Work cross-functionally with product, frontend, and DevOps teams to deliver new features * Assist ... Java, Golang, C++, or similar programming languages * Good understanding of scalable backend ...

Work cross-functionally with product, frontend, and DevOps teams to deliver new features * Assist ... Java, Golang, C++, or similar programming languages * Good understanding of scalable backend ...

Java Developer

Bothell, WA · On-site

$57 - $73.75/hr

... BFF (Backend for Frontend) layer with either Java & Javascript / REST / Graph QL / Node JS ... engineering techniques to build high-performance pages, user and browser-friendly UI / Web ...

The ideal candidate combines deep Java backend expertise with practical experience applying modern ... Generative AI & Developer Productivity: * Apply context engineering techniques, including use of ...

MTS - Backend Engineer

Redmond, WA · On-site

$139.90K - $274.80K/yr

Overview Microsoft AI is looking for a talented Backend engineer to help build the next wave of ... Java, JavaScript, or Python * OR equivalent experience. Preferred Qualifications * 4+ years ...

Actively work to improve the developer process and experience in all phases from coding to ... Experience in Python, Java, C++, or Go or another language and a willingness to learn * Experience ...

Java Developer

Seattle, WA · On-site

$53.58K - $122.40K/yr

... are seeking a skilled Java Full Stack Developer with strong experience in Microservices ... The role involves hands-on development across backend, frontend, and cloud-native services. Your ...

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Intern Java Back End Developer information

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

As of May 30, 2026, the average hourly pay for intern java back end developer in Seattle, WA is $26.05, according to ZipRecruiter salary data. Most workers in this role earn between $21.06 and $27.64 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as an Intern Java Back End Developer, and why are they important?

To thrive as an Intern Java Back End Developer, you need a solid understanding of Java, object-oriented programming, and database fundamentals, often backed by coursework in computer science or related fields. Familiarity with development tools such as Git, IDEs like IntelliJ or Eclipse, and frameworks like Spring Boot is commonly expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help you collaborate with team members and adapt quickly. These skills and qualities are crucial for building reliable server-side applications and integrating effectively into a professional development environment.

What types of projects and responsibilities can an Intern Java Back End Developer expect during their internship?

As an Intern Java Back End Developer, you can typically expect to work on tasks such as writing and testing server-side code, assisting with database integration, and supporting the development of RESTful APIs. You'll likely collaborate closely with senior developers and other interns during code reviews, debugging sessions, and team meetings. Interns may also be assigned to real-world projects where they can contribute to feature enhancements or bug fixes under supervision, providing valuable hands-on experience in a collaborative, agile environment.

What does an Intern Java Back End Developer do?

An Intern Java Back End Developer assists in designing, developing, and maintaining the server-side logic of web applications using the Java programming language. They typically work under the guidance of senior developers to write clean, efficient code, troubleshoot bugs, and learn about frameworks like Spring Boot or Hibernate. Interns may also participate in code reviews, testing, and collaborating with front-end developers to integrate user-facing elements with server-side logic. This role helps interns gain hands-on experience in building scalable and secure back-end systems.

What is the difference between Intern Java Back End Developer vs Intern Front End Developer?

AspectIntern Java Back End DeveloperIntern Front End Developer
Required SkillsJava, Spring, SQL, REST APIsHTML, CSS, JavaScript, React or Angular
Work EnvironmentServer-side development, database integrationClient-side interface, UI/UX design
Common Industry UsageBackend systems, enterprise applicationsWebsites, mobile app interfaces

Intern Java Back End Developers focus on server-side logic, database management, and API development, while Intern Front End Developers work on the visual and interactive aspects of websites and applications. Both roles often require programming skills and are used in web development environments, but they specialize in different parts of the software stack.

What are the most commonly searched types of Java Back End Developer jobs in Seattle, WA? The most popular types of Java Back End Developer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Intern Java Back End Developer jobs? Cities near Seattle, WA with the most Intern Java Back End Developer job openings:

Staff Backend Engineer (FSP)

Coupang Internal

Seattle, WA • On-site

Other

Posted 4 days ago


Job description

Please complete the attached Internal TransferRequest Formand submit.  

Please make sure to apply with your Coupang e-mail address.  


Staff Backend Engineer - Foundational Systems and Platforms (FSP)

We exist to wow our customers. We know we're doing the right thing when we hear our customers say, "How did I ever live without Coupang?" Born out of an obsession to make shopping, eating, and living easier than ever, we're collectively disrupting the multi-billion-dollar commerce industry from the ground up. We are one of the fastest-growing retail companies that established an unparalleled reputation for being a leading and reliable force in South Korean commerce.
We are proud to have the best of both worlds - a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurial, surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day. 
Our mission to build the future of commerce is real. We push the boundaries of what's possible to solve problems and break traditional tradeoffs. Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world.

Job Overview:

This role is in Foundational Systems and Platforms (FSP) organization in Global Operations Technology. Our charter includes Inventory Platform that managed inventory for Coupang and Fulfillment Execution system that orchestrates the complete journey of delivering a customer's order to their doorstep.

We are looking for a Staff engineer to help us build our next generation systems in FSP organization. The candidate should have strong backend engineering experience that includes building highly scalable systems, using workflow based orchestration solutions, actor-based and CQRS frameworks. Experience in AWS eco system and platform solutions like temporal and Akka will be preferred.

Candidate should have proven track record in delivering mission critical systems that supports operations and customers. This requires maintaining a high bar in Operational Excellence (OE) and working closely with our operations and product stakeholders.

Key Responsibilities:

  • Independently come up with quality architecture and design of systems for new microservices and machine learning pipelines.
  • Functionally decompose complex problems into simple, straightforward solutions.
  • Possess expert knowledge in performance, scalability, enterprise distributed architecture, and engineering best practices.
  • Assist in the career development of others, actively mentoring individuals and the community on advanced technical issues and helping managers guide the career growth of their team members.
  • Exert technical influence over multiple teams, increasing their productivity and effectiveness by sharing your deep knowledge and experience.

Qualifications:

  • Bachelor's degree and/or Master's degree in Computer Science or equivalent.
  • 7+ years of software engineering experience, including Java.
  • 7+ years of experience leading large-scale projects.
  • 7+ years of knowledge of emerging platforms, Java, C/C++, operating system principles, and programming best practices.
  • Strong understanding of backend scalable software architecture, distributed systems, and message-oriented architecture.
  • Experience with full-stack, high-scale production systems with fault-tolerance and monitoring.

Req: R0068651

  • Experience with building stream-processing systems, using solutions such as Kafka and Spark-Streaming.
  • Data caching and storage techniques and creating distributed software architectures with horizontal scale.
  • Operationalizing software in a large-scale environment with high availability requirements.

Preferred:

  • Experience with scalable distributed systems and understanding of machine learning algorithms.
  • Experience in the eCommerce domain involved in supply chain systems around Inventory and Promise.
  • Software development experience with Java, Scala, Python, NoSQL and Distribute Compute
  • Experience with AWS; Java language would be a plus.

Please complete the attached Internal TransferRequest Formand submit.  

Please make sure to apply with your Coupang e-mail address.