
airhacks.fm podcast with adam bien LittleHorse Likes Sun
May 4, 2025
Colt McNealy, CEO of LittleHorse and expert in distributed microservices, shares his journey from programming in high school to creating an open-source workflow orchestration engine. He discusses his early computing experiences with Sun workstations, the genesis of LittleHorse from real-world challenges, and its advantages over traditional systems like AWS Step Functions. Colt also delves into the nuances of event-driven architectures, performance metrics of his tool, and the legacy of Sun Microsystems, blending nostalgia with cutting-edge technology insights.
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Programming Start and Journey
- Colt started programming in high school with Java after an injury sidelined his sports activities.
- Later he learned C, Fortran, assembly, C++, and Python, reinforcing his strong systems programming background.
Simplifying Distributed Workflow
- Distributed systems complexity makes building enterprise software very difficult.
- Little Horse aims to make programming distributed workflows as easy as programming on a single JVM.
Kafka as Commit Log
- Little Horse treats Kafka not as a messaging queue but as a commit log, building a custom distributed database optimized for workflow orchestration.
- This design achieves high performance and durability with few dependencies.
