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Internship Full Stack Java Developer Jobs in Saint Louis, MO

Write and maintain code in C#, Java, JavaScript/TypeScript, Python, and Shell scripting. * Create ... Apply DevOps practices and tools to deliver new features within an Agile environment. * Participate ...

New

Write and maintain code in C#, Java, JavaScript/TypeScript, Python, and Shell scripting. * Create ... Apply DevOps practices and tools to deliver new features within an Agile environment. * Participate ...

New

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Java Developer Location: St.Louis, MO - Inperson Interview Job Type: Full Time Only OPT EAD, CPT ... Full Name: Current Location: Contact Details: E-Mail ID: Availability Status: Willing to Relocate:

Java Developer

Saint Louis, MO · On-site

$49.50 - $64.25/hr

Java Developer Location: St.Louis, MO - Inperson Interview Job Type: Full Time Only OPT EAD, CPT ... Full Name: Current Location: Contact Details: E-Mail ID: Availability Status: Willing to Relocate:

Java Developer

Saint Louis, MO

$49.50 - $64.25/hr

Required Skills: 5+ years advanced computer programming skills in Java, Java Servlet, Javabean, EJB ... full life-cycle software applications development (i.e., design, construction, testing, and ...

Senior Java Developer

O Fallon, MO · On-site

$60K - $135K/yr

Senior Java Developer City: O Fallon State/Province: Missouri Posting Start Date: 8/14/26 Wipro ... Based on the position, the role is also eligible for Wipro's standard benefits including a full ...

New

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment ...

The Leidos National Solutions Division has an exciting opportunity for a Journeyman Full Stack Engineer to assist with the software development, maintenance, integration, deployment, and sustainment ...

Showing results 41-60

Internship Full Stack Java Developer information

See Saint Louis, MO salary details

$10

$56

$75

How much do internship full stack java developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for internship full stack java developer in Saint Louis, MO is $56.47, according to ZipRecruiter salary data. Most workers in this role earn between $49.09 and $63.32 per hour, depending on experience, location, and employer.

What does an internship full stack Java developer do?

An Internship Full Stack Java Developer assists in building and maintaining both the front-end and back-end of web applications using Java and related technologies. They collaborate with teams to develop user interfaces, server-side logic, and database structures. Interns learn industry best practices, work on real projects, debug code, and gain hands-on experience with frameworks like Spring Boot and tools such as SQL databases. This role provides a valuable learning environment for gaining practical development skills and understanding the full software development lifecycle.

What types of projects and technologies can I expect to work with as an internship full stack Java developer?

As an Internship Full Stack Java Developer, you’ll typically collaborate on real-world projects that involve both front-end and back-end development. You may work with Java-based frameworks like Spring Boot for server-side logic, and use technologies such as HTML, CSS, JavaScript, and Angular or React for the front end. Interns often participate in code reviews, bug fixes, and feature development, gaining exposure to source control (e.g., Git) and Agile methodologies. The role offers a hands-on learning environment and close mentorship from experienced developers, helping you build practical skills and industry knowledge.

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

To thrive as an Internship Full Stack Java Developer, you need a solid understanding of Java programming, basic knowledge of front-end technologies (like HTML, CSS, JavaScript), and familiarity with databases, typically supported by relevant coursework or personal projects. Exposure to frameworks such as Spring Boot, version control systems like Git, and basic usage of IDEs (e.g., IntelliJ IDEA or Eclipse) is often expected. Problem-solving ability, eagerness to learn, and effective teamwork are standout soft skills in this role. These competencies are crucial for efficiently contributing to development projects, adapting to new challenges, and collaborating within a development team.

What is the difference between Internship Full Stack Java Developer vs Junior Java Developer?

AspectInternship Full Stack Java DeveloperJunior Java Developer
Experience LevelEntry-level, internship positionEntry-level, full-time role
ResponsibilitiesAssisting in full stack development, learning, supporting projectsDeveloping, testing, and maintaining Java applications
Work EnvironmentInternship programs, training-focusedProfessional office or remote work setting
Required CredentialsCurrently studying or recent graduate, basic programming knowledgeBasic Java knowledge, some coursework or internship experience

In summary, an Internship Full Stack Java Developer is a temporary, learning-focused role aimed at gaining experience in both front-end and back-end development, while a Junior Java Developer is a full-time position requiring foundational Java skills to contribute to ongoing projects.

What are the most commonly searched types of Full Stack Java Developer jobs in Saint Louis, MO?

The most popular types of Full Stack Java Developer jobs in Saint Louis, MO are:

Full Stack Software Engineer

Medium

Saint Louis, MO • On-site

$110 - $150/hr

Other

Medical, Dental, Retirement, PTO

Posted yesterday

New


Job description

Reinventing Geospatial (RGi) is a leading expert in geospatial solutions for Defense, Intelligence, and Federal clients. We enhance situational awareness for soldiers and analysts by integrating software development with geospatial intelligence. Our projects range from data collection to advanced deep learning, leveraging tools like Python, Java, and ArcGIS.

We don't just fill roles we build teams of high performers and leaders who make an immediate impact. At our core, we're driven by innovation and powered by people who work at the intersection of passion and performance. Here, you'll collaborate with bold thinkers, leverage cutting edge technology, and tackle meaningful challenges from day one.

Our culture is defined and anchored by three pillars:

Energy: We bring passion, purpose, and urgency to our work.

Edge: We take initiative, embrace growth, and step outside our comfort zone.

Execution: We get things done smartly, decisively, and with real results.

If you're the kind of person who leads with initiative, thrives in a fast-paced environment, and is eager to create real impact, we want you on our team.

Clearance:

Active Top Secret clearance with an ability to obtain SCI access and willingness to obtain CI Polygraph

US Citizenship Required

As a Full Stack Software Engineer, you will...
  • Develop, deploy, and maintain cloud-based services using AWS Lambda, EC2, and other core AWS services.
  • Write and maintain code in C#, Java, JavaScript/TypeScript, Python, and Shell scripting.
  • Create, document, and manage new and existing functionality in GitLab repositories.
  • Apply DevOps practices and tools to deliver new features within an Agile environment.
  • Participate in Agile ceremonies (standups, sprint planning, increment planning) using Jira and Confluence.
  • Perform system administration and modify existing GOTS code to integrate open-source software solutions into web applications.
  • Design and implement APIs and database integrations that interact with Redux and React frameworks.
  • Integrate open-source packages for data visualization and data filtering.
  • Ensure code quality by applying unit testing and build testing best practices across all development efforts.
  • Collaborate with team members to assess tickets, test functionality, and deliver features that meet User Story Acceptance Criteria.
Full Stack Software Engineer Qualifications...
  • Requires BS degree and 4+ years of prior relevant experience or Masters with 2+ years of prior relevant experience.
  • Must have an active Top Secret to be considered and ability to obtain TS/SCI clearance prior to start and willingness and ability to obtain a Polygraph
  • Minimum 3 years of experience with REACT or modern JavaScript framework.
  • Minimum 3 years of experience with Python, C# development framework
  • At least 3 years of experience with unit testing, continuous integration tools, and Gitlab version control
  • Proactive self-starter demonstrates a positive, willing attitude and excellent oral and written communication skills.
  • Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
  • Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
  • Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
Additional Skills We'd Like to See:
  • AWS Developer Solutions Mindset
  • At least 3 years of experience with Linux and/or Windows system administration
  • At least 2 years of experience with DoD Aeronautical Datasets
  • At least 1 year of experience with AWS cloud formation templates
  • At least 1 year of experience with Node, NPM, Swashbuckle, REST API, Sass
  • AWS Solutions, Developer, DevOps certification
  • Team Collaboration tools (Jira, Confluence)
  • DOD 8570 Compliant Certification (Sec+)
Who we are:

Reinventing Geospatial, Inc. (RGi) is a fast-paced small business that has the environment and culture of a start-up, with the stability and benefits of a well-established firm. We solve complex problems within geospatial software development and national defense to make an Immediate Impact for our nation's soldiers and analysts.

We pride ourselves on giving employees an exceptional life experience, where creativity thrives, and challenges are simply part of the fun. We provide truly excellent benefits, including:

  • 100% paid employee healthcare & dental insurance
  • Paid parental leave
  • 401k with matching
  • Escalating vacation time
  • Referral bonuses
  • Tuition reimbursement
  • Professional development training
  • Free beverages and snacks
  • Weekly catered lunches and breakfast on Fridays
Grow to be our next leader:

At RGi, fostering a strong and organic corporate culture is paramount and serves as a compass on the decisions we make and how we operate the company. We believe our culture of camaraderie, innovation, and collaboration reflects the caliber of our employees and their dedication to the mission of providing quality software to our customers. As such, we want our employees to feel empowered to seek growth and leadership opportunities within the company and position us to maintain our culture as we grow. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company. If this is what you are looking for in a company, then you are what we are looking for in an employee.

Reinventing Geospatial, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions.

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