AI-First Full Stack Engineer — Build Scalable AI Apps

Green Key Resources; Tysons (VA); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

401(k)

Flexible PTO

Paid parental leave

Equity

Job summary

Our client is a venture-backed technology startup building AI-first products used by thousands of customers. Their small, collaborative engineering team works across the full stack to ship features with immediate impact.

You'll design, develop, and deploy full-stack applications, build scalable backend services, integrate LLMs, and collaborate with product and engineering leadership on architecture. Expect ownership, rapid delivery, and opportunities to shape the technical direction.

Qualifications

• Experience building and scaling modern full-stack applications.
• Experience working with AWS and relational databases.
• Interest in AI technologies and bringing LLM-powered features into production.
• Comfortable working in a fast-moving startup environment with significant ownership.
• Strong communication skills and a collaborative mindset.

Responsibilities

• Design, develop, and deploy full-stack applications from concept to production.
• Build scalable backend services and APIs that power AI-driven experiences.
• Integrate and optimize Large Language Models (LLMs) within production systems.
• Develop responsive web and mobile applications.
• Collaborate directly with product and engineering leadership on architecture and technical strategy.
• Own features throughout the full software development lifecycle, including deployment and production monitoring.
• Frontend: React, TypeScript. Cloud: AWS. AI: LLMs, Generative AI, Prompt Engineering. Tools: Git, REST APIs, CI/CD.

Skills

Full-stack development

LLMs

Frontend development

System design

Communication

Tools

Git

REST APIs

CI/CD

AWS

Relational databases

Job description

Our client is a venture-backed technology startup building AI-first products used by thousands of customers. Their small, collaborative engineering team works across the full stack to ship features with immediate impact.

You'll design, develop, and deploy full-stack applications, build scalable backend services, integrate LLMs, and collaborate with product and engineering leadership on architecture. Expect ownership, rapid delivery, and opportunities to shape the technical direction.