Full Stack Developer, Jr - Mid Level

divh2Junior - Mid Level Full Stack Software Developer/h2pMillennial Software is revolutionizing the landscape of security and defense by leveraging our core competencies in software development, automation, DevSecOps, and machine learning. We are an employee-owned company, every employee receives equity in the company 100% company-paid medical, dental, and vision premiums for you and all dependents. Ability to get increased salary if you dont need medical/dental/vision.

100% company-paid disability and life insurance benefits. 15% 401(k) company contribution. 30 days of PTO/holidays.

Generous training budget. Paid Paternal and Maternal Leave. Business development / growth incentives.

Top notch company swag./ppAbout the Position: Millennial Software is seeking a Junior - Mid level Full Stack Software Developer to join our collaborative team supporting a Government customer. Youll contribute to the design, development, and support of modern, data-driven applications and tools that simplify complex user workflows and enable mission-critical decisions. This is a great opportunity for a motivated developer to grow technical skills across the full stack, with a particular focus on modern software development processes and technologies.

The ideal candidate is passionate in the full lifecycle of application, including design, coding, testing, implementation, deployment as well as support and maintenance. The candidate must be comfortable collaborating closely with users and developers to build and maintain polished, high-performance tools in mission-critical environments./ppEssential Functions:/pulliDesign, build, test, and ship full-stack features spanning user interfaces, backend services, and data layers./liliCollaborate with product and design to translate requirements into technical plans and iterative deliverables./liliBuild and maintain scalable APIs and service integrations; ensure correctness, reliability, and performance./liliImplement and maintain frontend components with attention to usability, responsiveness, and accessibility./liliDeploy, upgrade and maintain software components into Kubernetes based infrastructures using helm charts and command line tools./liliWrite automated tests and participate in code reviews to maintain quality and reduce defects./liliMonitor, troubleshoot, and resolve production issues; participate in on-call or incident response as needed./liliImprove developer workflows (CI/CD, local dev, tooling) and system observability (logging, metrics, tracing)./liliDocument solutions, decisions, and operational runbooks to support long-term maintainability./liliFollow secure development practices and contribute to risk reduction (security, privacy, compliance as applicable)./li/ulpRequired Qualifications:/pulliDemonstrated experience delivering production software across both frontend and backend domains./liliProficiency in at least one modern backend language (e.g., Python, Java, Go, C#, Node.js) and one modern frontend stack (e.g., JavaScript/TypeScript with React/Vue/Angular)./liliExperience designing and consuming APIs (REST and/or GraphQL), integrating with databases, and handling data models./liliExperience with messaging and queuing platforms such as Kafka, RabbitMQ, or similar./liliExperience creating and maintaining Docker containers, Helm charts, orchestration platforms such as Kubernetes clusters, and using cloud infrastructure services (AWS/Azure/GCP)./liliWorking knowledge of software engineering fundamentals: version control, testing, debugging, performance, and secure coding./liliExperience collaborating in a team environment (code reviews, iterative delivery, clear communication)./liliAbility to break down ambiguous problems and deliver solutions with measurable outcomes./liliBachelors degree in a related field or equivalent practical experience./liliActive TS/SCI clearance./liliAbility to work on-site at one of the following locations - Virginia: Fairfax, Chantilly, McLean, Sterling or Colorado: Colorado Springs./li/ulpNice to have:/pulliExperience with event-driven systems (queues/streams), caching, and distributed system patterns./liliFamiliarity with infrastructure-as-code and CI/CD best practices./liliExperience with observability tools (APM, structured logging, metrics, tracing)./liliExposure to accessibility standards (WCAG) and frontend performance optimization./liliPrior work in regulated environments or systems requiring strong security/compliance considerations./li/ul/div