ClickHouse
Cloud
SeniorSoftwareEngineer-DataIntegration&JVMEcosystem
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Software Engineer - Data Integration & JVM Ecosystem at ClickHouse. Skills: Java, JVM Ecosystem, Data Integration, Big Data Frameworks. Own and maintain critical parts of ClickHouse's Data engineering ecosystem. Craft tools for Data Engineers”
What You'll Achieve.
Ensure JVM integrations set the standard for performance, reliability, and developer experience
Industry & Context.
What They're Looking For.
Must Have
5+ years of software development experience, Java and the JVM ecosystem, memory management, garbage collection tuning, performance profiling, concurrent programming in Java, threads, executors, reactive or asynchronous patterns, connectors, sinks, or sources for at least one big data processing framework, Apache Spark, Flink, Beam, Kafka Connect, database fundamentals, SQL, data modeling, query optimization, OLAP/analytical databases, written and verbal communication skills
Nice to Have
Prior contributions to open-source projects, ClickHouse or similar high-performance data platforms, building sinks or source connectors for big data frameworks, Python, Pandas, PySpark, Airflow, JDBC, network protocols, TCP/IP, HTTP, optimizing data throughput
What You'll Do.
Own and maintain critical parts of ClickHouse's Data engineering ecosystem
Craft tools for Data Engineers
Own full lifecycle of data framework integrations
Develop core database driver
Build SDKs and connectors
Collaborate with open-source community
Collaborate with internal teams
Collaborate with enterprise users
How You'll Work.
Team & Collaboration
Collaborate effectively within the team; Collaborate across engineering functions; Collaborate closely with the open-source community; Collaborate with internal teams; Collaborate with enterprise users
Communication Scope
Outstanding written and verbal communication skills
Full Job Description
About ClickHouse Recognized on the 2025 Forbes Cloud 100 list, ClickHouse is one of the most innovative and fast-growing private cloud companies. With more than 3,000 customers and ARR that has grown over 250 percent year over year, ClickHouse leads the market in real-time analytics, data warehousing, observability, and AI workloads. The company’s sustained, accelerating momentum was recently validated by a $400M Series D financing round. Over the past three months, customers including Capital One, Lovable, Decagon, Polymarket, and Airwallex have adopted the platform or expanded existing deployments. These customers join an established base of AI innovators and global brands such as Meta, Cursor, Sony, and Tesla. We’re on a mission to transform how companies use data. Come be a part of our journey! About the Team The Integrations team is the bridge between ClickHouse and the entire data ecosystem. We build and maintain the connections that make ClickHouse accessible to millions of developers and data practitioners worldwide. Our work spans from low-level database drivers to high-level data visualization plugins, ensuring that ClickHouse seamlessly integrates with the tools our users already know and love. We're responsible for the official language clients (Python, JavaScript, Java, Go, Rust, C++), major data connectors (Kafka, dbt, Spark, Fivetran), and integrations with leading visualization platforms (Grafana, Tableau, PowerBI, Metabase). What will you do? As a Senior Software Engineer specializing in JVM-based frameworks, you'll serve as a core contributor, owning and maintaining critical parts of ClickHouse's Data engineering ecosystem. This role sits at the intersection of high-performance database engineering and developer experience, where you'll craft tools that enable Data Engineers to harness ClickHouse's incredible speed and scale. You'll own the full lifecycle of data framework integrations—from the core database driver that handles billions of records
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