Full Stack Engineer - Mid (TS/SCI with CI Poly Required)

DeNOVO Solutions • Aurora, CO

1d • $130,000 - $150,000

About The Position

DeNOVO Solutions is seeking a Full Stack Engineer – Mid to design, develop, and maintain scalable applications across the full technology stack using Vue , Node/Express , and MongoDB . This role focuses on building modular APIs, implementing NiFi flows for messaging and integration, and writing comprehensive unit and integration tests. The engineer will optimize both frontend and backend performance while supporting CI processes and contributing to continuous improvement of team standards.

Why You’ll Love This Role
Work Across the Stack: Build, maintain, and refine end-to-end features in both frontend and backend systems.
Innovate and Integrate: Apply NiFi flow design and API optimization to strengthen data flow efficiency.
Collaborate and Improve: Help shape continuous integration practices and contribute to the team’s engineering standards.

Requirements

• Experience with Python and JavaScript (intermediate+), Vue.js, Node.js, Express.js, and MongoDB (CRUD + schema familiarity).
• Working knowledge of NiFi for flow building and system integration.
• Proficiency with testing tools such as Vitest, Cypress, and Playwright.
• Familiarity with Git for version control and Postman for API validation.
• Five (5) to ten (10) years of related professional experience supporting programs and contracts of similar scope, type, and complexity.
• Bachelor’s degree or higher in a computer science or related discipline (e.g., Statistics, Mathematics, Programming, or Systems Engineering). In lieu of a Bachelor’s degree, two (2) additional years of related experience may be substituted.
• Active TS/SCI with Counter-Intelligence Polygraph

Responsibilities

• Develop and maintain full-stack features using Vue, Node/Express, and MongoDB.
• Consume and create APIs focused on modular and scalable design.
• Implement and troubleshoot NiFi flows for messaging and API integrations.
• Write and maintain unit and integration tests across the stack.
• Optimize frontend performance and backend logic for efficiency.
• Participate in CI processes and contribute to team development standards.

Benefits

• Competitive Wages – This position’s annualized pay range is $130,000.00 to $150,000.00
• Medical, Dental, and Vision Premiums 100% Employer Paid for you and your legal dependents or plus up, cost split plan.
• DeNOVO Paid Health Reimbursement Account (HRA)
• 401k with 6% Match
• 11 Paid Federal Holidays
• 120 hours of Paid Time Off (PTO)
• Company Outings and Trips
• Tuition Reimbursement, Skillset Training, and New/Renewed Certification assistance
• HomeFundIt Company Down Payment Match – Employer match towards the down payment of buying a new home

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level