Senior Full Stack Engineer (React + Node.js)

About the role

UPTARGET is seeking a Senior Full‑Stack Engineer to help build a fast‑growing AI‑driven AdTech platform. You will design and implement scalable, intelligent services that turn complex marketing data into actionable insights. The role is fully remote and requires strong English communication.

Key responsibilities

• Architect and develop end‑to‑end features using TypeScript across frontend and backend.
• Design, deploy, and maintain serverless and edge compute workloads on Cloudflare Workers and Google Cloud Platform.
• Build robust ingestion pipelines with queues, retries, back‑pressure handling and schema evolution.
• Implement AI‑agent components, integrating embeddings, vector search and multi‑step workflows.
• Collaborate with product and data teams to ensure high retrieval quality and observability of data pipelines.

Required profile

• 5+ years of commercial full‑stack development experience.
• Deep expertise in TypeScript and modern React patterns.
• Hands‑on production experience with serverless/edge runtimes (Cloudflare Workers, Vercel, Lambda, etc.).
• Proven track record building durable data ingestion pipelines and ETL processes.
• Experience shipping agent‑style systems with stateful, multi‑step workflows.

Required skills

• TypeScript
• React (including Remix or TanStack Start)
• Node.js
• Cloudflare Workers / Edge computing
• Google Cloud Platform (Vertex AI, Cloud services)
• Serverless architectures
• Vector databases (e.g., Cloudflare Vectorize, Vertex AI Vector Search, Turbopuffer)
• ETL pipeline design and observability
• AI/ML integration (embeddings, retrieval quality)