Senior Java Engineer - Integrations - Remote

Overview

As a Senior Software Engineer specializing in JVM-based frameworks, you will be a core contributor to ClickHouse's Data engineering ecosystem, focusing on building high-performance database integrations.

In Short

• 5+ years of software development experience.
• Strong proficiency in Java and the JVM ecosystem.
• Experience with concurrent programming in Java.
• Familiarity with big data frameworks like Apache Spark or Kafka.
• Understanding of database fundamentals and OLAP databases.
• Excellent communication skills.
• Passion for open-source development.
• Bonus points for prior contributions to open-source projects.
• Knowledge of Python in data engineering contexts.
• Understanding of JDBC and network protocols.

Requirements

• 5+ years of software development experience focusing on building and delivering high-quality, data-intensive solutions.
• Strong proficiency in Java and the JVM ecosystem, including deep knowledge of memory management, garbage collection tuning, and performance profiling.
• Solid experience with concurrent programming in Java, including threads, executors, and reactive or asynchronous patterns.
• Experience developing, extending, or working with connectors, sinks, or sources for at least one big data processing framework such as Apache Spark, Flink, Beam, or Kafka Connect.
• Strong understanding of database fundamentals: SQL, data modeling, query optimization, and familiarity with OLAP/analytical databases.
• Outstanding written and verbal communication skills to collaborate effectively within the team and across engineering functions.
• Passion for open-source development: actively engaging with the OSS community, advocating for users, and influencing the evolution of the core system through your contributions.

Benefits

• Flexible work environment - ClickHouse is a globally distributed company and remote-friendly.
• Employer contributions towards your healthcare.
• Equity in the company - every new team member receives stock options.
• Flexible time off in the US, generous entitlement in other countries.
• A $500 Home office setup if you’re a remote employee.
• Global Gatherings – opportunities to engage with colleagues at company-wide offsites.