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Alex Cakic

Alex Cakic

Backend Tech Lead

LinkedInCV coming soon

About

Backend tech lead at a Silicon Valley AI lab, leading a team of four engineers building an AI product from zero to one and advising nine other venture teams on architecture and LLM integration. Ventures from the lab are funded at $4M on spin-out. Previously four years at LinkedIn as a backend and AI engineer. Built the APIs behind LinkedIn's AI Roleplay coaching product (live in LinkedIn Learning), sustaining 2,500 requests per second at sub-200ms p99, and re-platformed the course publishing pipeline from batch jobs to real-time. Mastery: production LLM systems, evals and guardrails, PII-safe engineering, backend architecture, team leadership, and shipping within SOC2, HIPAA and GDPR requirements.

Experience

  • Backend Tech Lead

    LG NOVA - Silicon AI Lab · 2026 – Present

  • Software Engineer

    LinkedIn · 2022 – 2026