Senior Full-Stack AI Engineer — End-to-End AI Delivery

Bitovi; New York (NY); On-site; USD 140,000 - 180,000; Full time

Job summary

Very Big Things is seeking a Senior Full-Stack AI Engineer to own delivery of AI-enabled systems for real clients. You will design, build, and harden production-grade features from UI through deployment, including RAG, tool-calling, and agent workflows.

You will work with strategists and other senior engineers to ship production systems in fast cycles. You will use JavaScript/TypeScript, React/Next.js, and Node.js in a hands-on role, balancing speed with security, reliability, and cost control,

Qualifications

• 6+ years building production software across front-end and back-end.
• Hands-on Gen-AI experience in real products.
• Strong command of JavaScript/TypeScript.
• Proven experience with modern stacks such as React/Next.js and Node.js (Nest/Express).
• SQL databases (Postgres), caches, and vector stores.
• Cloud experience (AWS, GCP, Azure, or Vercel) and CI/CD fundamentals.
• Clear communicator who can explain trade-offs to non-engineers.
• Comfortable working embedded with a client team.

Responsibilities

• Own end-to-end delivery.
• Design and build full-stack features from UI to backend to deployment.
• Ship real AI systems including RAG, tool-calling, agent workflows, and guardrails.
• Move fast while maintaining production quality.
• Work with AI tools to accelerate delivery without compromising code quality.
• Make technical calls on patterns, trade-offs, and scope boundaries.
• Collaborate with strategists, clients, and senior engineers to unblock progress.
• Light DevOps ownership: configure environments, CI/CD, secrets, and deployments.

Skills

JS/TS

Gen-AI experience

Full-stack delivery

Cloud experience

CI/CD

Communication

Client-facing

Tools

React/Next.js

Node.js (Nest/Express)

Postgres

Caches

Vector stores

RBAC/security

Job description

Very Big Things is seeking a Senior Full-Stack AI Engineer to own delivery of AI-enabled systems for real clients. You will design, build, and harden production-grade features from UI through deployment, including RAG, tool-calling, and agent workflows.

You will work with strategists and other senior engineers to ship production systems in fast cycles. You will use JavaScript/TypeScript, React/Next.js, and Node.js in a hands-on role, balancing speed with security, reliability, and cost control,