Junior Full Stack Developer

Tracking Code 9718-987 | Posted 8/10/2026 | Huntsville, Alabama | Full-time, on-site (100%)

About the role

COLSA Corporation is seeking a Junior Full Stack Developer to support Intelligence Mission Data efforts for the Defense Intelligence Agency (DIA). You will work alongside an experienced technical team to develop and enhance cloud-based applications, build front-end and back-end capabilities, and support the secure delivery of intelligence data to mission users.

Responsibilities

• Assist in the design, development, troubleshooting and analysis of software programs for computer-based systems.
• Analyze specific intelligence requirements and map the requirements to data catalog.
• Develop front-end and backend code for a cloud-based application.
• Develop software applications using technologies such as ASP.NET, C#, and Angular.
• Develop code rulesets adhering to guidance to create bespoke data sets in multiple formats, re-mark the data set's overall security marking, and transfer the data set for dissemination.
• Work with CI/CD team to ensure proper deployment to the Military Knowledge System (MEKS) instance upon government authorization.
• Assist in designing, developing, testing, and implementing software programs.
• Assist in analyzing user’s software program needs and assists in troubleshooting.
• Assist in the design and development of software using basic compilers, assemblers, utility programs and operating systems.
• May perform or assist in systems modeling, simulation and analysis.
• May provide input for documentation of new or existing programs.

Requirements

• Bachelor's degree (or higher) in a STEM field such as Computer Science, Information Technology, Information Science, Computer Engineering, Software Engineering, Information Systems, or Management Information Systems.
• 0–5 years of demonstrated related experience.
• Knowledge of full-stack software development concepts, including front-end and back-end development and software architectural principles.
• Experience with one or more programming languages or software development technologies, such as C#, .NET, JavaScript, Python, or similar technologies.
• Experience with front-end and/or back-end development technologies, such as HTML, CSS, JavaScript, LINQ, or similar technologies.
• Familiarity with structured data formats such as XML and JSON.
• Familiarity with cloud-based application development and AWS cloud technologies.
• Working knowledge of Microsoft Office applications, including Excel and Word.
• Ability to obtain and maintain a DoD 8570/8140 Baseline Certification (Security+ CE, SSCP, or equivalent) within 90 days of hire.
• U.S. Citizenship required; ability to obtain a DoD Secret security clearance within six months of hire.
• Ability to qualify for a DoD Top Secret security clearance and successfully complete a Counterintelligence Polygraph, if required.

Preferred Qualifications

• Current DoD Secret or Top Secret/SCI security clearance.
• Current DoD 8570/8140 Baseline Certification (Security+ CE, SSCP, or equivalent).
• Demonstrated experience developing across both front-end and back-end components of software applications.
• Experience with C#, .NET/ASP.NET, JavaScript, Angular, LINQ, and/or Visual Studio.
• Experience with AWS cloud development environments.
• Familiarity with CI/CD concepts and practices.
• Experience with data analysis, visualization, modeling, or technical computing tools such as Power BI or MATLAB.
• Experience working effectively in a collaborative, team-oriented software development environment.

Benefits

• Medical, Dental, and Vision insurance
• Life Insurance, Short-Term Disability, Long-Term Disability, and Accidental Death & Dismemberment
• Supplemental Income Protection Programs
• 401(k) with company match
• Flexible Spending Accounts
• Employee Assistance Program
• Education & Certification Reimbursement
• Employee Discount Program
• Paid Time Off and Holidays