Senior Java Engineer, Core

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🕒 April 27

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Hazelcast

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2008

🏥 Healthcare

📣 Marketing

📦 Logistics

Healthcare • Marketing • Logistics

Hazelcast is a leading real-time data platform uniquely combining a fast data store and distributed compute engine into one system. It provides solutions for stream processing, event-driven architectures, and real-time AI/ML automation. The platform is well-suited for enterprise architectures and cloud-agnostic deployments, offering high performance, resilience, and scale. Hazelcast serves various industries such as financial services, e-commerce, and healthcare, helping organizations modernize their data architecture, improve payment processing, and enhance fraud detection. The company also integrates with Apache Kafka and Redis for improved data processing capabilities.

📋 Description

• Build the runtime engine • Design, implement and evolve core components of the Hazelcast runtime, including cluster services, distributed data structures and execution engines • Work on distributed systems problems • Contribute to mechanisms for partitioning, replication, coordination and recovery in a distributed cluster • Develop production systems • Write clean, well-tested Java code for long-running clustered systems that must remain reliable, observable and predictable in production • Contribute to architecture • Collaborate with experienced engineers and architects to shape the design and evolution of the platform’s core runtime • Raise the Engineering Bar • Participate in design discussions, code reviews and mentoring to maintain the high standards of the Core team

🎯 Requirements

• Strong proficiency in Java and the JVM ecosystem • Experience building backend platforms or complex systems • Solid understanding of concurrency and multithreaded programming • Experience designing reliable system components and APIs • Ability to debug and reason about complex production systems • Nice to have: Experience with distributed data systems, messaging systems or databases • Familiarity with replication, partitioning or distributed coordination • Experience with networking, serialization or storage internals • Experience profiling and optimizing latency-sensitive code paths • Contributions to open-source systems or developer platforms

🏖️ Benefits

• 25 days annual leave + Bank holidays • Group Company Pension Plan • Private Medical Insurance • Private Dental Insurance • Life Insurance • EAP (Employee Assistance Program)