Senior Full Stack Engineer (TypeScript) - AI Platform at Marketer.com (Manta)

Marketer.com is a Norwegian company established in 2016. Manta is a new project building a full-stack, trustable and auditable AI CMO agent.

The Senior Frontend/Full-stack Engineer (TypeScript) role involves

Build and extend agents using the Cloudflare Agents SDK and Durable Objects

Develop visualizations for action plans across Meta, Google, Shopify, WooCommerce integrations

Contribute to schema-driven integration tooling built from internal data models

Work on edge computing services processing structured datasets

Scale per-tenant data environments using Knowledge/Context Graphs

Design scalable APIs and full-stack TypeScript systems

Monitor user journeys via Posthog and conduct customer interviews

Requirements

5+ years full-stack TypeScript (React frontend, Node.js backend)

LLM API or AI-driven workflow experience

GraphQL APIs (yoga-server) experience

Cloud and distributed systems background

Graph database and edge-based data processing knowledge

Comfort in small senior teams with ownership

Nice-to-have: Cloudflare Workers/Durable Objects, xyflow, RDF/JS, SPARQL, event-driven systems, startup experience.

Competitive salary + equity. Posted: March 4, 2026. Location: Oslo, Norway (fully remote, CET +/- 3h).