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Intern Java Backend Developer Jobs in Marthasville, MO

Jobs for Humanity

Java Backend Developer

O Fallon, MO

$47.25 - $61.25/hr

Design, develop, and maintain backend applications using Java 8 and the Spring Framework. * Build ... CI/CD and DevOps practices. * Unit testing (JUnit or Mockito). * Bachelor's degree in computer ...

Zentek Infosoft Inc.

Java Engineer

O Fallon, MO · On-site

$48.50 - $66.50/hr

... Java Backend Developer * Here is the JD: Java Engineer * An ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications ...

Leidos

Backend Software Engineer

Chesterfield, MO

$107.90K - $195.05K/yr

Description If you've spent the last few years building your expertise in backend engineering, Java or Python development, and mission‑driven systems , and you're ready for work that actually moves ...

Palnar

Backend Java Engineer W/IBM MQ Exp

O Fallon, MO · On-site

$47.25 - $61.25/hr

Senior Software Development Engineer (Specialty) - Level 7 Location: O'Fallon, MO/Hybrid Duration: 12 months * Java * Proficient in core java * Spring boot preferred. * Messaging services * MQ's or ...

Palnar

Sr. Java Full Stack Developer

O Fallon, MO · On-site

$49 - $63.25/hr

What are your top 3 required technical skills We are looking for a developer who is strong in backend development and has basic skills to perform UI development Backend Skills Java 17 Spring Boot 3.x ...

MasterCard

Senior Software Engineer (Big Data)

O Fallon, MO · On-site +1

$52.25 - $69/hr

This is a Software Engineer backend engineering role, focused on Scala/Python/Java, distributed data platforms (Cloudera/Spark), and cloud based architectures, with a strong emphasis on AI agent ...

MasterCard

Senior Software Engineer

O Fallon, MO

$114.60K - $151.10K/yr

Hands-on developer who can design, develop, test, implement, and maintain software applications that align with Mastercard engineering standards and best practices. Develop backend services in Java ...

Mastercard, Inc.

Senior Software Engineer

O Fallon, MO · On-site

$114.60K - $151.10K/yr

Hands-on developer who can design, develop, test, implement, and maintain software applications that align with Mastercard engineering standards and best practices. Develop backend services in Java ...

Work Life Limbo

Principal Software Engineer

Wildwood, MO · On-site

$126.60K - $169.80K/yr

The Engineer will be fluent navigating frontend and backend code, integrations and migrations ... NET (or Java ecosystem) and modern JavaScript frameworks (React, Angular, etc.). * Strong ...

Work Life Limbo

Principal Software Engineer

Chesterfield, MO · On-site

$133.60K - $179.10K/yr

The Engineer will be fluent navigating frontend and backend code, integrations and migrations ... NET (or Java ecosystem) and modern JavaScript frameworks (React, Angular, etc.). * Strong ...

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How much do intern java backend developer jobs pay per hour?

As of Jun 1, 2026, the average hourly pay for intern java backend developer in Marthasville, MO is $48.28, according to ZipRecruiter salary data. Most workers in this role earn between $42.93 and $55.67 per hour, depending on experience, location, and employer.

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

To thrive as an Intern Java Backend Developer, you need a solid understanding of Java programming, object-oriented principles, and basic knowledge of backend frameworks like Spring, often supported by coursework or relevant projects. Familiarity with databases (such as MySQL), version control systems like Git, and build tools (e.g., Maven or Gradle) is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help you collaborate and adapt in team environments. These skills and qualities are crucial for contributing to real projects, growing your technical expertise, and supporting overall team success.

What kinds of projects and tasks can I expect as an Intern Java Backend Developer?

As an Intern Java Backend Developer, you’ll typically work on tasks such as writing and testing APIs, fixing bugs, and implementing core backend features under the guidance of senior developers. You may also participate in code reviews, collaborate with frontend and QA teams, and help with database management or performance optimization. These projects are designed to give you hands-on experience with Java frameworks, version control systems, and agile development practices, all while contributing to real-world applications.

What does an Intern Java Backend Developer do?

An Intern Java Backend Developer assists in building and maintaining the server-side logic of web applications using Java. They typically work under the guidance of senior developers, writing code, fixing bugs, and learning about frameworks like Spring or Hibernate. Their responsibilities often include database interaction, API development, and ensuring applications are scalable and efficient. Interns gain practical experience with industry-standard tools and workflows, helping prepare them for a full-time backend development role.
What cities near Marthasville, MO are hiring for Intern Java Backend Developer jobs? Cities near Marthasville, MO with the most Intern Java Backend Developer job openings:
Intern Java Backend Developer jobs near you

Java Backend Developer

Jobs for Humanity

O Fallon, MO

$47.25 - $61.25/hr

Full-time

Posted 2 days ago

Job description

Job Description

Key Responsibilities:

  • Design, develop, and maintain backend applications using Java 8 and the Spring Framework.
  • Build real-time, event-driven systems using Kafka.
  • Collaborate with cross-functional teams to deliver scalable solutions.
  • Ensure code quality through reviews and best practices.
  • Troubleshoot issues across development, testing, and production environments.
  • Continuously improve development processes and systems.

Mandatory Skills:

  • Strong experience in Java 8 and OOP concepts.
  • Hands-on experience with Spring Boot and Spring MVC.
  • Expertise in Kafka (real-time streaming and pipelines).
  • Solid understanding of REST APIs and Microservices.
  • Experience with SQL and NoSQL databases.
  • Familiarity with Git.
Qualifications
  • Cloud platforms (AWS, Azure, or GCP).
  • Docker and Kubernetes.
  • Agile/Scrum experience.
  • CI/CD and DevOps practices.
  • Unit testing (JUnit or Mockito).
  • Bachelor's degree in computer science, IT, or a related field.
  • Experience: 7-10 Years
Additional Information

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

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