Sergey Slashchev

Software Engineer, Horizon

Meta · Remote
2024 — 2026
  • Served as the core Android expert for the Meta Horizon app, owning application backend support and acting as a primary contributor during a complete application redesign.
  • Architected robust UI infrastructure to support a completely new application navigation paradigm utilizing dynamic bottom sheets.
  • Spearheaded app startup performance initiatives by building a comprehensive monitoring system, identifying bottlenecks, and validating optimizations through rigorous A/B experimentation.
  • Enhanced overall application reliability by implementing advanced crash-detection mechanisms and crash memory dumps, significantly accelerating the issue debugging process for the engineering team.

Core Android expert on the Meta Horizon app through a complete redesign of the product, covering navigation infrastructure, startup performance and crash diagnostics.

Tech stack: Java, Kotlin, React Native.