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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack / Lead Application Developer - **Company:** HYERTEK INC. - **Location:** Rockville, United States - **Experience:** Expert - **Salary:** $160,000.0 - $180,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Artificial Intelligence, Business Logic, User Authentication, Automation of Tests, Microsoft Azure, Cloud Computing, Code Review, Continuous Integration, Relational Databases, Database Schema, PostgreSQL, Microsoft SQL Server, SQL Azure, Node.Js, Open Web Application Security, Public Key Infrastructure, Role-Based Access Control, Standard Sql, Secure Coding, Software Deployment, Systems Integration, TypeScript, Web Content Accessibility Guidelines, Web Applications, Web Application Frameworks, Enterprise Software Applications, Build Server, Backend, Containerization, Azure AKS, Cloud Migration, Restful APIs, Docker, Key Vault - **Published:** July 17, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9039227/full-stack-lead-application-developer ## About the Role Five or more years of hands-on software-development experience. Strong backend-development experience using Node.js, TypeScript, Express, or a comparable modern framework. Experience developing modern web applications using JavaScript or TypeScript and a contemporary front-end framework. Experience designing and implementing REST APIs, integrations, business logic, and data-access components. Strong SQL and relational data-modeling skills. Experience with SQL Server, Azure SQL, PostgreSQL, or another enterprise relational database. Working knowledge of authentication, authorization, role-based access control, and secure coding practices. Experience writing automated tests, reviewing code, and troubleshooting complex application issues. Familiarity with Docker, CI/CD pipelines, and cloud-based application deployment. Ability to lead technical implementation while remaining a hands-on developer. Strong communication skills and the ability to work effectively with technical teams and Government stakeholders. Active TS/SCI clearance and ability to maintain it throughout employment. Ability to meet applicable DoD 8140 qualification requirements. *** Preferred Qualifications *** Experience with Azure Government, Azure Commercial, GCC High, or another regulated cloud environment. Experience modernizing legacy applications or migrating applications to a networked relational database. Familiarity with CAC/PIV authentication, DoD PKI, or certificate-based authentication. Experience supporting applications subject to RMF, DISA STIG, OWASP, or similar security requirements. Familiarity with Section 508 or WCAG accessibility standards. Experience using Azure services such as App Service, Azure SQL, Key Vault, managed identity, or Azure Kubernetes Service. Experience using AI-assisted development tools with disciplined code review and testing. Relevant Microsoft Azure, software-development, cybersecurity, or DoD 8140 certifications. ## Description Design, develop, test, and maintain secure full-stack enterprise applications. Build server-side application logic, REST APIs, integrations, and data-access components. Develop modern, accessible web-based user experiences. Modernize existing applications and support migrations to SQL Server or Azure SQL. Design and maintain relational data models, database schemas, queries, and migrations. Implement authentication, authorization, role-based access control, and other secure-development patterns. Write and review code for quality, security, performance, and maintainability. Review AI-assisted code using the same engineering and security standards applied to developer-written code. Develop automated unit and integration tests. Containerize applications and support deployment through established CI/CD pipelines. 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