Senior Software Engineer - Distributed Systems, Fanatics Markets

The role

You will design, build, and scale distributed systems using Kotlin, Java, and Spring Boot. You will own the development of high-throughput event pipelines and low-latency data layers for a real-money trading platform.

What you will do

• Design, build, and scale distributed systems using Kotlin, Java, and Spring Boot.
• Own the development and optimization of high-throughput event pipelines using Kafka.
• Build and tune low-latency data layers across Postgres, Redis, and Redis PubSub.
• Implement and enforce resilience patterns across services.
• Contribute to real-time user-facing systems.
• Partner with product and engineering leadership to align technical execution with business priorities.
• Set and uphold engineering standards for observability, schema evolution, testing practices, and deployment patterns.
• Mentor and actively develop junior and mid-level engineers.

Required qualifications

• 5+ years of software engineering experience with a primary focus on distributed systems and high-concurrency production environments.
• Expert-level proficiency in Java or Kotlin and Spring Boot.
• Strong command of modern API design — REST, gRPC, and Protobuf.
• Deep hands-on experience with Kafka (or Redpanda/Pub Sub).
• Proven ability to diagnose and resolve bottlenecks in asynchronous messaging systems.
• Hands-on experience with Kubernetes, Helm, Terraform, and cloud-native infrastructure on AWS.
• Strong instincts for production reliability.
• Demonstrated ability to influence technical direction across teams.
• Track record of defining success metrics upfront — SLAs, latency budgets, throughput targets.

Nice to have

• Experience with real-time delivery systems — WebSocket fan-out, server-sent events, or pub/sub at scale.
• Familiarity with financial platforms, real-time trading systems, or prediction markets.
• Experience in a high-growth startup environment where ownership is broad and the technical landscape evolves quickly.

About the company

Fanatics is building a leading global digital sports platform. Fanatics Betting and Gaming is the online and retail sports betting subsidiary of Fanatics.