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Sifflet Tech Stack

AI-powered data observability platform connecting data quality to business impact

Software Development New York, New York 51–200 employees Founded 2021 Privately Held

Sifflet operates a data observability platform built on an AI agent architecture (Sentinel, Sage, Forge) that detects anomalies, diagnoses root causes, and suggests fixes. The stack reveals a modern, multi-cloud data infra: Snowflake, BigQuery, Redshift, dbt, Airflow, Databricks — standard for observability. The project list signals two growth vectors: expanding North American sales (sales enablement, building NA business, new customer implementations) and scaling the core product (lineage model merging, ingestion optimization, database performance monitoring). Hiring is accelerating across engineering and go-to-market, with cost and scalability challenges indicating they're hitting volume limits on the ingestion engine.

Tech Stack 32 technologies

What Sifflet Is Building

Challenges

  • Expanding presence in north america
  • Scalability challenges
  • Infrastructure costs
  • Monitoring database performance
  • Scaling ingestion engine for large instances
  • Reducing ingestion engine cost

Active Projects

  • Ai agents positioning
  • Sales enablement materials
  • Building north american business
  • Implementations for new customers
  • Extend the agent that runs in customer networks with support for new sources to be monitored
  • Implement tooling to monitor database performance
  • Ingest infrastructure, product and sales data into a single data warehouse
  • Build lineage model merging data from multiple sources
  • Optimize ingestion engine queries to reduce cost
  • Fetch query history for root cause analysis

Hiring Activity

Accelerating5 roles · 5 in 30d

Department

Engineering
2
Marketing
2
Sales
1

Seniority

Mid
3
Junior
1
Senior
1
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About Sifflet

Sifflet is a data observability platform that combines technical anomaly detection with business-impact context. Founded in 2021 and based in New York, the company serves mid-market and enterprise data teams at organizations like Carrefour, BBC, and Penguin Random House. The product moves beyond alert-driven firefighting by enriching technical alerts with full-stack lineage and downstream business usage, allowing teams to prioritize incidents by business risk rather than technical severity. Sifflet is actively expanding in North America while addressing infrastructure scalability and cost challenges on its ingestion engine.

HeadquartersNew York, New York
Company Size51–200 employees
Founded2021
Hiring MarketsUnited States, France

Frequently Asked Questions

What is Sifflet's tech stack?

Sifflet integrates with Snowflake, BigQuery, Redshift, dbt, Apache Airflow, Databricks, and Fivetran. On the monitoring and observability side, it uses Prometheus, Grafana, and Sentry. The platform runs on Kubernetes (AWS EKS) and supports AWS, GCP, and Azure cloud environments.

What is Sifflet working on?

Sifflet is scaling its AI agent architecture to support new data sources monitored in customer networks, building database performance monitoring tools, optimizing ingestion engine cost and scalability, and expanding its sales and implementations capacity for North American growth.

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How this profile is built

Sifflet's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.