AI Web Developer T4 Chantilly, VA, US

CACI International; Chantilly (VA); On-site; USD 104,000 - 218,000; Full time

Job summary

CACI International Inc. is seeking an AI Web Developer to design and build GenAI-enabled web applications for a government customer in Chantilly, VA. You will work with HTML5, JavaScript, C#/.NET, Bootstrap, CSS, SQL, AWS, and cloud services to deliver AI-powered solutions.

You'll integrate LLMs, APIs, and MCP servers, develop web APIs and backend services, and collaborate with analysts, UI/UX, and DoD/IC stakeholders to meet evolving mission needs while following security and release practices.

Qualifications

• 2+ years of web or software development experience with HTML, JS, CSS, C#/.NET.
• Active TS/SCI clearance with Polygraph.
• Experience integrating GenAI, LLMs, AI services, or APIs.
• Experience with AWS or Microsoft cloud services and SQL.

Responsibilities

• Design, develop, test, and maintain GenAI-enabled web applications.
• Integrate LLMs, AI services, APIs, MCP servers with app functionality.
• Develop and maintain web APIs, backend services, and data exchange.
• Collaborate with analysts, UI/UX, and technical teams to meet requirements.

Skills

HTML5

JavaScript

CSS

C#/.NET

Bootstrap

SQL

AWS

Microsoft cloud services

GenAI

LLMs

APIs

Web APIs

Security clearance TS/SCI

Education

Bachelor's degree in CS or related field

Tools

MCP servers

Job description

## AI Web Developer T4Chantilly, VA, USApply NowUse AI to find out how well you match with this jobJob ID: 334507Job Title: AI Web Developer T4Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local\\* \\* \\***The Opportunity:**CACI is seeking an AI Web Developer to build and enhance a generative AI (GenAI) application that streamlines business processes for a government customer. You’ll develop solutions using C#/.NET, HTML5, JavaScript, Bootstrap, CSS, SQL, and AWS and Microsoft cloud services while integrating large language models (LLMs), APIs, MCP servers, and other AI capabilities. You’ll collaborate with developers, analysts, and subject-matter experts to translate business needs into practical, AI-powered solutions. **Responsibilities:** • Design, develop, test, and maintain web applications that incorporate GenAI capabilities. • Integrate LLMs, AI services, APIs, MCP servers, and tools with application functionality, data sources, and business systems. • Collaborate with business analysts, UI/UX developers, subject-matter experts, and technical teams to translate requirements into effective solutions. • Develop and maintain web APIs, backend services, and SQL solutions for application functionality, system integration, and data exchange. • Leverage AWS, MS cloud services, and AI platforms to develop, deploy, monitor, and troubleshoot applications. • Evaluate and incorporate new AI models, platform capabilities, and technologies to address evolving business needs. • Develop technical specifications, write maintainable code, perform unit testing, and troubleshoot issues across application components and integrations. Follow program standards for security, configuration management, change control, documentation, quality assurance, and release management. **Qualifications:** Required: • Minimum of two (2) years of relevant web development or software development experience that matches or relates to the technologies outlined below. • Active TS/SCI clearance with Polygraph. • Demonstrated experience developing, testing, and supporting web applications using HTML, JavaScript, CSS, C#/.NET, and Bootstrap. • Experience developing or integrating generative AI (GenAI) applications, LLM-powered interfaces, AI assistants, or other AI-enabled solutions. • Knowledge of AI terminology and integration approaches • Experience developing or integrating web APIs, backend services, or application interfaces. • Experience using AWS and/or Microsoft cloud services to develop, deploy, monitor, and support cloud-based applications. • Strong knowledge of SQL, software development practices, coding standards, and application security, with the ability to troubleshoot technical issues and evaluate system dependencies. • Ability to work independently, take ownership of tasks, learn new technologies, and adapt to evolving requirements in a collaborative development environment. Desired: • Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related field, or equivalent work experience. • Experience with AI platforms such as MS Foundry, Amazon Bedrock, Amazon SageMaker, or similar services. • Familiarity with MCP servers, tools, and external system integrations. • Experience integrating multiple LLMs or AI services through APIs or SDKs, with familiarity in prompt engineering, tool calling, or retrieval-augmented generation (RAG). • Python development experience. • Experience with containerized or serverless applications and AWS services such as Lambda, ECS, RDS, or CloudWatch. • Familiarity with Agile methodologies. • Experience supporting applications in Department of Defense (DoD) or Intelligence Community (IC) environments. • CompTIA Security+ certification. -**What You Can Expect:****A culture of integrity.**At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.**An environment of trust.**CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.**A focus on continuous growth.**Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.**Pay Range**:There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.The proposed salary range for this position is:$103,800 - $218,100*CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.*