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Junior Backend Developer Net Jobs in Missouri (NOW HIRING)

Senior Developer

Saint Louis, MO · On-site

$53 - $70/hr

Experience with using SQL Server as a backend preferred. * Experience with Entity Framework ... Must be able to mentor junior development team staff and ensure completion of assigned projects by ...

Mobile Engineer

California, MO · On-site

$149 - $214/hr

Implement on-device and cloud-based ML capabilities using modern mobile and backend frameworks ... Mentor junior mobile engineers and promote best practices across iOS and Android development.

New

Lead Software Developer

Saint Louis, MO · On-site +1

$112K - $141K/yr

... and Back-End (Microsoft SQL and C#/.NET). He / She is the go-to person for any questions or ... NET. * Past experience developing software as part of a team in a complex n-tier application ...

Senior Engineer

California, MO · On-site

$150 - $190/hr

Conduct design sessions, code reviews, and mentor junior engineers to elevate engineering quality ... Backend Technologies (.NET, Java) * CI/CD Pipelines and Containerization * SQL and NoSQL Database ...

New

Front End Developer

Cape Girardeau, MO

$100K - $116K/yr

Collaborate with UX/design, backend, and merchandising teams to translate business requirements ... Mentor junior developers and contribute to technical documentation and coding standards What You'll ...

... and scalable back-end services and APIs using C#, ASP.NET MVC, .NET Core, and Web API. • ... junior developers, sharing knowledge and promoting best practices. Percentage of time spent on ...

Principal, Software Engineer

Noel, MO · On-site

$110K - $220K/yr

... junior team members. What You Will Bring * Proficiency in Microservice architecture for backend ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

Staff, Software Engineer

Cassville, MO · On-site

$110K - $220K/yr

... mentor junior team members. What You Will Bring * Proficiency in Java for backend services ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

Staff, Software Engineer

Noel, MO · On-site

$110K - $220K/yr

... mentor junior team members. What You Will Bring * Proficiency in Java for backend services ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

... junior team members. What You Will Bring * Proficiency in Microservice architecture for backend ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

Staff, Software Engineer

Anderson, MO · On-site

$110K - $220K/yr

... mentor junior team members. What You Will Bring * Proficiency in Java for backend services ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

Principal, Software Engineer

Anderson, MO · On-site

$110K - $220K/yr

... junior team members. What You Will Bring * Proficiency in Microservice architecture for backend ... Exposure to developer productivity, observability, or DevOps tools. * Contributions to open-source ...

Mentor junior engineers and contribute to team growth through knowledge sharing and technical ... NET (C#, ASP.NET Core) for backend development. * Hands-on experience with AWS cloud services and ...

Staff Software Engineer

Saint Louis, MO · On-site

$110K - $165K/yr

Mentor Junior-level engineers into strong AI engineers; Employ AI Native development skills to ... Design, develop, and maintain scalable Python applications and backend services. * Build systems ...

Integration Engineer II

Saint Louis, MO

$101K - $136K/yr

Build backend services and APIs using Python (e.g., FastAPI, Django, Flask), Javascript, Azure ... Take ownership of assigned projects, manage stakeholder expectations, and mentor junior team ...

Showing results 21-40

Junior Backend Developer Net information

What job categories do people searching Junior Backend Developer Net jobs in Missouri look for? The top searched job categories for Junior Backend Developer Net jobs in Missouri are:
Infographic showing various Junior Backend Developer Net job openings in Missouri as of August 2026, with employment types broken down into 3% As Needed, 85% Full Time, 8% Part Time, and 4% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution.

Junior Software Engineer 621

Freedom Technology Solutions Group

Saint Louis, MO • On-site

Full-time

Medical, Life, Retirement, PTO

Re-posted 15 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

What's in It for You?
Flexible work environment
A team mentality - work with friendly, like-minded professionals
Work with innovative, cutting edge technologies
Enjoy extremely competitive compensation and benefits
A work-life balance you can count on
Opportunities to grow and advance your career on our dime
The Benefits You Get with Freedom
Amazing benefits including matching 401k, fully paid medical, and more
Generous paid time off - including paid site closure days
Competitive salary offerings
Paid training and tuition reimbursement
Referral bonuses
Fully paid life and disability
Annual logo wear allowance
Company sponsored events (game nights, holiday party, summer party, happy hours)
Interested in learning more about Freedom and our culture? Contact us today! We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
Applicant Federal & E-Verify Postings
VEVRAA Federal Contractor
Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
Phone: 410-290-9035
Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans.
If you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese
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If you want to view the Pay Transparency Policy Statement, please click the link: English