Gigi Sayfan

Tel Aviv University
Perplexity AI
Successful clients at

Available Wednesday

Starting at 1:00 AM UTC

Questions?

You can start chatting with Gigi before you get started.

Work with Gigi

Select a category that you're looking for help in.

Protected by the Leland Experience Guarantee

Work Experience

Member of Technical Staff

Perplexity AI

August 2025 - Present

Principal Software Engineer

Invisible Dynamics

January 2024 - August 2025

[Acquired by Perplexity] I was the head of infrastructure single-handedly responsible for everything from Kubernetes clusters to DNS, AWS, CI/CD, observability, security and compliance. In addition, I evolved and managed our core LLM client library and contributed to the simple-openai open source library. I also built an LLM observability solution on top of OpenTelemetry.

Principal Software Engineer

STEALTH STARTUP

February 2020 - December 2023

N/A

Software Architect

helix education

March 2017 - February 2020

Helix is a genomics startup. We’re creating an ecosystem where people can explore diverse and uniquely personalized applications provided by high-quality partners. Helix handles sample collection, DNA sequencing, and secure data storage so that our partners can develop on-demand products in areas such as health, fitness, nutrition, lifestyle, genealogy, and inherited traits.

Platform Architect

威尔云

July 2016 - February 2017

VRVIU is a young startup that develops cutting-edge virtual reality software and hardware solutions. I am in charge of the overall system architecture and directly responsible for the backend.