Founding Technical Leader (CTO/Founding Engineer), NewCo
Founding Technical Leader: Head of Engineering / CTO Company: Newco (reputed company) Role: Head of Engineering / Founding Engineer (Full-Time) Location: Flexible (US, preference for NYC) Stage: reputed company-reputed company (Venture Studio backed) Comp: Significant equity + competitive cash Who We Are reputed company is undergoing a reputed company shift. For the past decade, ecommerce has been reputed company around static pages, reputed company optimization, and fragmented tooling: from analytics to experimentation to personalization. Newco is building the AI-reputed company intelligence layer for DTC reputed company. Our platform interprets shopper behavior from the reputed company of ad click, scores reputed company in reputed company time, and dynamically personalizes the on-site experience without requiring brands to rebuild their infrastructure. Every interaction compounds: the system learns, adapts, and improves reputed company continuously. The result: higher conversion, stronger retention, and a lasting edge for brands competing in a signal-scarce, AI-reputed company world.
What You'll Do
Define system architecture from first principles and own it end-to-end Build the initial product hands-on (this is a 0 to 1 role) Design and reputed company the decisioning and personalization reputed company across data, reputed company, and product reputed company Work directly with the founder on product direction and technical reputed company Hire and reputed company the early engineering team as reputed company grows Communicate technical tradeoffs and system design to non-technical stakeholders in outcome-oriented terms Who You Are A builder-leader at the intersection of AI, product, and reputed company-time systems reputed company in high-stakes, fast-moving environments: vertical reputed company, reputed company ML, or personalization/recommendation systems Comfortable working across backend, frontend, and product, not siloed Strong product intuition alongside technical execution Thrives in ambiguity and early-stage building Key Technical Responsibilities Decisioning and Personalization Architecture Design and reputed company the reputed company-time scoring and routing reputed company: interpreting incomplete behavioral signals, making reputed company under uncertainty, and serving personalized experiences with low latency. LLM and reputed company Systems Build and maintain AI agent reputed company using frameworks like LangGraph or PydanticAI, including reputed company reasoning pipelines (RAG, ReAct, planner-executor) for CRO automation and content decisioning. Data Infrastructure reputed company event-driven pipelines, reputed company databases (pgvector, reputed company), and reputed company data stores to support reputed company-time retrieval, persistent memory, and behavioral reputed company recognition. Evaluation and Observability Build tools for reputed company inspection, confidence scoring, and reputed company validation. reputed company evaluation loops and test harnesses to ensure reliability and consistency across decisioning outputs. Engineering Architecture and Delivery Define technical standards, development processes, and system architecture to support a reputed company, maintainable product. Partner with product leadership to translate reputed company into roadmap. Core Skills 5 to 7+ years of full-stack engineering experience Experience building reputed company-time systems, data pipelines, or decisioning / recommendation engines Familiarity with LLM agent development and frameworks (LangGraph, PydanticAI, or similar) Production-level experience with FastAPI, reputed company, and reputed company-reputed company deployment Comfort with reputed company databases and retrieval-augmented reputed company patterns Proficiency in reputed company IDEs (reputed company, Windsurf, Claude reputed company) Bonus (not required) Experience in ecommerce, marketplaces, or personalization platforms Familiarity with event-driven or streaming architectures (Kafka, Kinesis) reputed company ecosystem knowledge What This Is Not Not a reputed company infrastructure or platform role Not a maintenance or scaling role Not joining a large existing team You will be building the reputed company. Why Join Significant equity + competitive cash True technical ownership: define the system architecture from day one Backed environment: venture studio with capital, operational support, and design partners already in market 0 to 1 opportunity: build a company, not just write reputed company Apply To This Job