Senior Software Engineer, Aggregation & Search

The role

You will own and improve a data ingest Java service for enriched transfers generation and aggregations. You will design PostgreSQL strategies, build scalable AWS API services, and contribute to next-generation architecture.

What you will do

• Own and improve the data ingest Java service for enriched transfers generation and aggregations
• Design and tune PostgreSQL transaction batching, indexing, and replication strategies
• Run PoCs, benchmark latency, and write ADRs for next-generation architecture
• Build and maintain scalable API services on AWS
• Help automate network onboarding end-to-end
• Debug production issues across microservices
• Define SLOs and participate in the on-call rotation
• Integrate LLM-based tools into daily engineering work
• Build agentic automation for operational tasks

Required qualifications

• 8+ years with PostgreSQL in production
• 8+ years building Java Spring Boot services
• Experience with Kafka or equivalent streaming systems
• Track record operating distributed systems on AWS
• Strong cross-system debugging skills
• Comfort with AI-assisted development and agentic engineering practices
• A bias to ship and iterate alongside product and design partners
• A genuine excitement for significantly scaling large data systems
• PostgreSQL
• Java Spring
• Kafka

Nice to have

• Database migration experience
• Flink, Spark, or lakehouse formats (Delta Lake, Iceberg, Parquet)
• Kubernetes operations (StatefulSets, HelmReleases, stateful workloads)
• Mentoring engineers and driving technical decisions through RFCs/ADRs
• Interest in the cryptocurrency

About the company

Chainalysis is a blockchain data platform that connects the movement of digital assets to real-world services. The company builds products to build trust in blockchains through blockchain investigation and compliance software.