Senior Backend Engineer - Scale Data Ingestion & ClickHouse

ClickHouse; Zuid-Holland; Hybrid; EUR 90,000 - 160,000; Full time

Benefits offered by this job

Flexible work environment

Healthcare

Equity in the company

Time off

Home office setup

Global gatherings

Job summary

ClickHouse, now part of Langfuse, is seeking a backend engineer to optimize ingestion pipelines, data models, and backend abstractions. You will work across Docker Compose setups and enterprise-grade Helm deployments to ensure scalable, fast, and cost-effective data processing.

You will collaborate closely with the ClickHouse database team to access cutting-edge internals. You will contribute to building infrastructure-heavy features, test with real traffic, and help shape evolving data-driven

Qualifications

• Strong backend engineer who gets excited about database internals, query optimization, and distributed systems.
• Experience with analytical databases, data pipelines, or high-throughput event processing.

Responsibilities

• Own and optimize ingestion pipeline to handle massive tracing data.
• Design schemas and tune queries in ClickHouse for fast dashboards.
• Build infrastructure-heavy features and scalable tooling.
• Test with production data and validate performance improvements.
• Scale infrastructure to support new product directions.

Skills

Backend engineering

Database internals

Query optimization

Distributed systems

Data pipelines

Open source

Education

CS or quantitative degree

Tools

ClickHouse

SQL

TypeScript

OLAP databases

Job description

ClickHouse, now part of Langfuse, is seeking a backend engineer to optimize ingestion pipelines, data models, and backend abstractions. You will work across Docker Compose setups and enterprise-grade Helm deployments to ensure scalable, fast, and cost-effective data processing.

You will collaborate closely with the ClickHouse database team to access cutting-edge internals. You will contribute to building infrastructure-heavy features, test with real traffic, and help shape evolving data-driven