Summary
Slavi Kapsalov is a Senior Software Engineer with 8 years of experience building and operating high-traffic, real-time backend systems using .NET/C# and modern full-stack tools like React and TypeScript. He specializes in designing microservices and event-driven architectures with a strong emphasis on reliability, observability and performance during live events, and regularly leads technical planning from design through deployment and monitoring. At DraftKings he drives feature architecture, mentors engineers, reviews PRs, and handles incident response and on-call rotations for production-critical services. Previously he taught and organized multiple programming modules at Software University, bringing a rare combination of hands-on production experience and proven teaching/mentoring skills. Colocated in Sofia, Bulgaria, he pairs pragmatic engineering with operational rigor, often documenting deployment, rollback and resiliency plans that reduce incident surface during peak traffic.
8 years of coding experience
5 years of employment as a software developer
Diploma of Professional Qualification, Computer Software Engineering, Diploma of Professional Qualification, Computer Software Engineering at Software University (SoftUni)