Full stack engineer

New York City💼 Full-time💰 $100,000–$180,000🗓 2025-12-31 → 2026-09-26

Core

Build and deploy AI-powered marketing tools including statistical testing engines, Slack chatbots, and media buying automation for client brands.

Role type

Full-stack engineer (LLM & AI focus)

Builds

Proprietary marketing analytics products, AI chatbots, reporting dashboards, and media buying automation

Domain

Marketing technology / AI / Advertising

Deliverable

production ML models | product features

Required skills

LLM integration, TypeScript, Node.js, React, Next.js, full-stack development, system architecture

Preferred skills

Experience with reasoning models (e.g., o1), Voice-to-Voice LLMs, technical leadership, entrepreneurial mindset

Technologies

TypeScript, Node.js, React, Next.js, OpenAI, Anthropic, Gemini

Responsibilities

Own projects from code to infrastructure, define product roadmap without a product manager, build complex backends and data visualization frontends, integrate LLM APIs for chat and classification

Seniority

Mid-level, hands-on IC

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About Newform

NewForm is building the creative intelligence layer for paid advertising. We pair an in-house creative pod with Framework, our proprietary statistical testing engine that instruments every ad it ships, to build a creative ontology for each brand: a living map of what works, why it works, and how to make more of it. The service we sell is the creative your paid spend needs. The asset we build is yours to keep.