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Internship Junior Software Engineer Jobs in Missouri

Interco Trading

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role ...

Interco

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role ...

Interco

Junior Software Developer

Saint Louis, MO · On-site

$60K - $65K/yr

Interco is seeking a talented Junior Software Developer with a strong background in JavaScript and React.js to contribute to an innovative Enterprise Resource Planning (ERP) project. In this role ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Kansas City, MO · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Springfield, MO · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Saint Louis, MO · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Danaher

Software Engineer Internships

Columbia, MO · On-site

By submitting your interest, you'll be among the first to know when internship opportunities open ... About Software Engineering Roles at Danaher Are you passionate about building real-world ...

Stellar IT Group

Software Engineer

Saint Louis, MO · On-site

Software Engineer IV Job Location: Remote Job Type: 6-12+ Months Job Details: We are seeking a ... Mentor junior engineers and contribute to team growth through knowledge sharing and technical ...

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Internship Junior Software Engineer information

What is an internship junior software engineer?

Internship Junior Software Engineers are entry-level programmers who are typically students or recent graduates working temporarily at a company to gain practical experience in software development. They assist with coding, debugging, testing, and other aspects of the software development lifecycle under the supervision of more experienced engineers. These internships provide valuable hands-on experience, mentorship, and an opportunity to learn industry best practices while contributing to real-world projects.

What kinds of projects and technologies do internship junior software engineers typically work on, and how much responsibility can I expect to have?

As an Internship Junior Software Engineer, you’ll often work on real-world projects such as feature development, bug fixes, and code reviews alongside experienced engineers. You can expect to use popular programming languages like Python, Java, or JavaScript, and work with tools like Git and various development frameworks. While your responsibilities may start with smaller tasks, you’ll gradually take on more complex assignments as you demonstrate your skills. Interns are encouraged to ask questions, seek feedback, and collaborate closely with their team, providing a valuable opportunity to learn industry best practices in a supportive environment.

What are the key skills and qualifications needed to thrive as an internship junior software engineer, and why are they important?

To thrive as an Internship Junior Software Engineer, you need a solid understanding of programming fundamentals, problem-solving skills, and coursework or experience in computer science or related fields. Familiarity with coding languages (such as Python, Java, or JavaScript), version control systems like Git, and basic software development tools is typically required. Strong communication, eagerness to learn, and collaboration skills help interns stand out in team environments. These skills and qualities are essential for effectively contributing to projects, learning from mentors, and growing within the fast-paced software development industry.

What is the difference between Internship Junior Software Engineer vs Junior Software Developer?

AspectInternship Junior Software EngineerJunior Software Developer
CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldUsually holds a degree or equivalent in Computer Science or related field
Work EnvironmentTemporary, learning-focused, often part-time or summer internshipFull-time entry-level position in a professional setting
Employer UsageInternship programs offered by companies for training and evaluationStandard entry-level role in software development teams
Search & Comparison IntentUnderstanding internship opportunities and entry pointsSeeking entry-level software development roles

In summary, an Internship Junior Software Engineer is a temporary, learning-focused position often held by students or recent graduates, while a Junior Software Developer is a full-time, entry-level role aimed at those starting their professional software development career.

What are the most commonly searched types of Junior Software Engineer jobs in Missouri?

The most popular types of Junior Software Engineer jobs in Missouri are:

Internship Junior Software Engineer jobs near you

Junior Software Engineer 621

Freedom Technology Solutions Group

Saint Louis, MO • Hybrid

Full-time

Re-posted 25 days ago

Job description

Freedom Technology Solutions Group is seeking a Software Engineer to support our client's intelligence analysis products and capabilities. This position involves providing software development capabilities to enhance existing and emerging client capabilities, including design and development, modernization of existing applications and services, and operations and sustainment. The role focuses on driving the client's adaptation of higher levels of automation and operational efficiency through agile development methodologies, rapid prototyping, and modern technology stacks. 

The Junior Software Developer applies expertise to multiple development assignments. This role requires originality in developing solutions and provides latitude in designing methodologies and approaches. 

Responsibilities:

  • Design, develop, and enhance backend services using Java, JavaScript, and Python. 
  • Build and maintain secure, automated DevSecOps pipelines for CI/CD.
  • Lead containerized solution deployments across hybrid and cloud (AWS) environments.
  • Implement and optimize geospatial data processing and API integrations.
  • Troubleshoot, debug, and improve system performance.
  • Review code contributions.
  • Contribute to system architecture discussions and recommend improvements.
  • Provide input on deliverables, schedules, and performance metrics.
  • Participate in rapid prototyping to quickly iterate and improve solutions
  • Utilize modern technology stacks to meet client needs
  • Implement CI/CD pipelines using GitLab
  • Collaborate with cross-functional teams to deliver high-quality software solutions 

Key Technologies:

  • Linux
  • Java, JavaScript, Python
  • Containerization (Docker, OpenShift, Kubernetes, ...)
  • AWS Services
  • GitLab
  • Apache Spark, Glue, and other ETL processes/procedures
  • Data Types: Structured and Unstructured, Parquet, JSON, XML, etc. 

Required Qualifications:

  • Active TS/SCI clearance (eligible for CI Poly).
  • 0-3 years software development experience.
  • Proficiency in Java, JavaScript, and Python.
  • Experience with DevSecOps pipelines, Agile methodologies, and CI/CD tools (e.g., GitLab).
  • Hands-on experience with AWS services (Lambda, ECS, S3, RDS, etc.).
  • Skilled in containerization technologies (Docker, Kubernetes, OpenShift).
  • Experience with geospatial data frameworks and APIs (e.g., GeoServer, PostGIS, ArcGIS).
  • Using GitLab for code source repository and using GitLab CI/CD
  • Developing customized code, scripts, modules, macro procedures, or libraries for specialized spatial analysis functions using languages such as Python, Java, JavaScript, PHP, C, C++, C#, Perl, or similar 

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