Zeno Tech Stack

AI-powered legal research and document analysis platform

Information Services ROTTERDAM, Zuid-Holland 2–10 employees Founded 2023 Privately Held

Zeno builds an AI-driven research engine for legal teams using Python, Neo4j, Dagster, and Airflow to power identity graphs, entity resolution, and legal data pipelines. The stack reveals a data-infrastructure-first architecture: graph databases and workflow orchestration dominate, suggesting the core product depends on mapping complex legal relationships and documents. Hiring is weighted toward engineering (6) and data (3) roles across senior and staff levels, indicating they're scaling compute-intensive features rather than sales coverage—a signal that product-market fit in legal tech remains the priority over GTM velocity.

Tech Stack 16 technologies

Core StackPython Neo4j Dagster Apache Airflow Vue Tailwind CSS TypeScript AWS Kubernetes Docker FastAPI React SQL Litestar Azure GCP

What Zeno Is Building

◆Challenges

Scaling engineering team
Scaling startup to scale-up
Scaling infrastructure for rapid growth
Optimizing compute and storage cost
Low ai adoption in law firms
Scaling go-to-market foundations
Expanding presence in european markets
Managing complex enterprise deals
Scaling team operations
Reliable ai for legal professionals

▲Active Projects

Identity graphs with merge/split semantics
Incremental recomputation no reprocess the world
Durable entity resolution framework
Scalable pipelines to ingest legal data
Evaluation datasets and benchmarks
End-to-end feature development
Backend services with litestar
Frontend interfaces with vue.js
Infrastructure systems for ai development
Scaling strategies for rapid user growth

Hiring Activity

Steady15 roles · 6 in 30d

Department

Engineering

Data

Finance

Legal

Product

Research

Sales

Seniority

Senior

Mid

Staff

Company intelligence

Find more companies like Zeno by tech stack, pain points and active projects

Get started free

About Zeno

Zeno provides an intelligence platform for legal research and document analysis, built on generative AI and knowledge-graph infrastructure. Founded in 2023 and based in Rotterdam, the company serves modern legal teams and firms seeking to automate research workflows and extract actionable insights from unstructured legal information. Active projects span identity resolution, data ingestion pipelines, benchmarking datasets, and infrastructure for AI workloads, reflecting a focus on foundational engineering over feature breadth. Current pain points include scaling engineering capacity, controlling infrastructure costs, and addressing low AI adoption rates within traditional law firms—typical challenges for an early-stage legal-tech startup competing against embedded workflows.

HeadquartersROTTERDAM, Zuid-Holland

Company Size2–10 employees

Founded2023

Hiring MarketsNetherlands

Frequently Asked Questions

What tech stack does Zeno use?

Zeno's core stack includes Python, Neo4j (graph database), Dagster and Apache Airflow (workflow orchestration), SQL, Litestar and FastAPI (backends), Vue and React (frontends), plus AWS, Azure, GCP, Kubernetes, and Docker for infrastructure.

What is Zeno working on?

Zeno's active projects include identity graphs with merge/split semantics, entity resolution frameworks, scalable legal data pipelines, evaluation benchmarks for AI, backend services with Litestar, and Vue.js frontends, plus infrastructure for AI development and rapid scaling.