Samuel Elgozi

Engineering Leader & Systems Architect | Performance Engineering | Building Custom Runtimes & UI Engines

Ramat Gan, Tel Aviv District, Israel

About

I am a software builder who thrives on total ownership of the stack. My expertise is deep and multidisciplinary, spanning from pixel-perfect frontend architecture to bare-metal systems engineering. I love architecting large-scale backends, building custom networking stacks from scratch, and engineering proprietary UI rendering engines to achieve exact visual fidelity. Whether it’s optimizing a zero-allocation HTTP parser or refining a micro-interaction in the UI, I bring the same level of obsession and craft to every layer. Over the last decade, I have led efforts that evolved from whiteboard concepts into high-performing teams and revenue-generating products. I love the craft of building the organization just as much as architecting the software. My passion lies in bringing ideas to life—bridging the gap between extreme system performance and exceptional user experience.

Experience

  • Principal Systems Architect at Stealth Startup
    May 2024 - Present · 2 yrs 2 mos

    Architecting a next-generation network security platform and custom application runtime. Core Engineering: • Custom Runtime (Odin): Engineered a <1MB native runtime bypassing Electron/JVM bloat. Built a custom Event Loop on BSD kqueue with lock-free MPSC queues. • Zero-Allocation Network Stack: Architected an incremental HTTP/1.1 & SOCKS5 parser using SIMD intrinsics for extreme throughput. • High-Performance UI: Built a proprietary Immediate Mode GUI (IMGUI) engine with a custom compositor, achieving 0% idle CPU usage and microsecond layout computation. Stack: Odin, Zig, C, Metal, Obj-C

  • Noname Security (Full-time · 2 yrs 10 mos)
    • Senior Innovation Software Architect
      Oct 2022 - May 2024 · 1 yr 8 mos

      Spearheaded the architectural overhaul of the 'Recon' product engine, moving it from POC to a scalable production system used by Fortune 500s. • Performance: Reduced scan times from 24 hours to minutes (99% reduction) via architectural optimization. • Cost Efficiency: Cut cloud infrastructure costs by 80% through resource optimization. • Leadership: Mentored the development team and defined technical standards for the product line.

    • Senior Architect & Group founder
      Aug 2021 - Dec 2022 · 1 yr 5 mos

      Founded the "Active Testing" product unit. • Innovation: Invented the industry-first "API Dependency Inference" algorithm (Patented), which established Noname as the market leader in API security. • Execution: Built the V1 engine single-handedly and recruited the founding team. • Impact: This product line was credited with driving hundreds of millions in company valuation growth.

  • JavaScript Internals Expert & Core Developer at Source Defense
    Jul 2020 - Aug 2021 · 1 yr 2 mos

  • Lead Engineer (Founding Employee) at Pro2Type
    May 2018 - Jul 2020 · 2 yrs 3 mos

    First employee and Lead Engineer for a stealth-mode collaboration startup. • Architecture: Architected a real-time collaborative editor for book and script writers. • Leadership: Recruited and mentored a team of 4 full-stack engineers. • Stack: Javascript, Vue.js, Firebase, Webpack.

  • Full Stack Engineering Consultant at Self-employed
    Jan 2008 - Apr 2018 · 10 yrs 4 mos

    Delivered end-to-end web architecture and development for clients for over a decade. • Scope: Handled complete lifecycle delivery from server administration (Linux/VPS) to pixel-perfect frontend implementation. • Optimization: Specialized in performance tuning, server-side rendering, and asset optimization long before modern cloud frameworks popularized these concepts.