Where does Junaid Popalzai work?

Junaid Popalzai is Founder of CarSignal.

What companies did Junaid Popalzai found?

Junaid Popalzai founded CarSignal.

Where did Junaid Popalzai go to school?

Junaid Popalzai studied at Y Combinator; University of California, Berkeley; UC Berkeley Electrical Engineering & Computer Sciences (EECS) (Bachelor of Science - BS).

Junaid Popalzai

Founder

Founder at CarSignal

San Francisco, California, United States

FoundedCarSignal · YC

Find your path to Junaid

303 people in our graph share verified history with Junaid — schools, employers, funds. One of them is your warm intro.

Aydin SenkutunlockedJunaid: together at Notion (2026)

×3Junaid: together at Notion

×4Junaid: together at Netflix

Junaid: together at Whatnot

About

Founder of CarSignal, an AI operating system for auto repair shops. Previously worked at Netflix, Notion, Tesla, and Amazon, and studied EECS at UC Berkeley.

Founder at CarSignal YC S26

Intro paths

Junaid went through Y Combinator (Summer 2026) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Brad Flora, Backing expeditions into the future — the partner who ran CarSignal's batch and knows the company first-hand. YC profile ↗

→

In turn, Junaid can intro founders to CarSignal's investors below.

CarSignal's investors · 2

Vela PartnersSan Francisco · $100K – $500K checks Y CombinatorSan Francisco · $500K checks · since 2026

Co-founders at CarSignal

Michael MuzzinFounder

Experience

CarSignal (YC S26)Co-Founder / CTOcurrent2026 — presentSan Francisco, California, United States
NotionSoftware Engineer2026San Francisco, CA
WhatnotSoftware Engineer2025Los Angeles, CA
NetflixSoftware Engineer2025Los Gatos, CA
HubSpotSoftware Engineer2025Cambridge, MA
AmazonSoftware Engineer2024Seattle, WA
TeslaSoftware Engineer2024Fremont, CA

Skills & more

JavaAmazon Web Services (AWS)Amazon Elasticsearch ServiceCC++Printed Circuit Board (PCB) DesignAWS LambdaAmazon DynamodbAmazon S3ScalaSQLElasticsearch

+6 more

KubernetesDockerTypeScriptFlaskGo (Programming Language)Apache Kafka

From Junaid's professional profile.

Frequently asked questions

Who is Junaid Popalzai?: Founder of CarSignal, an AI operating system for auto repair shops. Previously worked at Netflix, Notion, Tesla, and Amazon, and studied EECS at UC Berkeley.
Where does Junaid Popalzai work?: Junaid Popalzai is Founder of CarSignal.
What companies did Junaid Popalzai found?: Junaid Popalzai founded CarSignal.
Where did Junaid Popalzai go to school?: Junaid Popalzai studied at Y Combinator; University of California, Berkeley; UC Berkeley Electrical Engineering & Computer Sciences (EECS) (Bachelor of Science - BS).

Founder mafias

Y Combinator mafia10,230

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3 Garry TanPresident & CEOFounded Y Combinator +1 Jessica LivingstonCo-founderFounded Y Combinator Alexis OhanianPartnerFounded Reddit Fred EhrsamYC Summer 2012Founded Nudge +1 Matt HuangYC Winter 2011Founded Paradigm +1

+ 10,223 more

Netflix mafia47

Also came through, then founded or led a company.

Reed HastingsChairmanFounded InterPositive Vance SpencerBiz OpsFounded Framework Labs +1 Herman PhillipsSet Production Assistant, THE BLEEDING EDGEFounded Wrapbook +1 Sean SafahiProduct, GrowthFounded Bold Financial Technologies +1 Corey KaplanAds EngineeringFounded Bloom Credit +1 David WatsonDirector of Product InnovationFounded BAKE, Inc.

+ 40 more

HubSpot mafia42

Also came through, then founded or led a company.

Tejas ManoharSoftware Engineer InternFounded Hightouch +1 Ryan NeuDirector of Sales, SMBFounded Blissfully +1 Ben KellerProduct ManagerFounded RentDrop +1 Vaishant KameswaranSoftware Engineer InternFounded Tabnam +1 Adam BlakeEntrepreneur In ResidenceFounded Telescoped +1 Remen OkoruwaSenior Product Manager | Sales ReportingFounded RentDrop +1

+ 35 more

Notion mafia21

Also came through, then founded or led a company.

Jamie QuintHead of GrowthFounded Rye +1 Austin HayGrowth Systems AdvisorFounded Clarify AI Anastasia UglovaEnterprise ContentFounded Betterhalf James ZhangEngineering ManagerFounded Polly Antoine BoulangerHead of Infrastructure, Enterprise & PlatformFounded Okay Nick GervasiEngineering ManagementFounded Flowdash

+ 14 more

Whatnot mafia8

Also came through, then founded or led a company.

Dalton CaldwellDirectorFounded Standardcap Elizabeth WeilSeed InvestorFounded Scribble Ventures Paul GutEngineeringFounded Loop Support Tullie MurrellDirector of Engineering, Applied AI ResearchFounded Shaped Saarth ShahSoftware EngineerFounded Sixtyfour Casey WintersAdvisorFounded Superme

+ 1 more

Same school

Also attended Y Combinator2,000

Tarek MansourCo-founder & CEO of Kalshi Suhail DoshiFounder of Mixpanel; founder of Particle Subomi OluwalanaCo-founder & CEO of Convoy Arhaan A.Deeptech Fellow at Clear Ventures Collin WallaceGeneral Partner at Lobby Capital Victor SantosVictor Scout at One Way Ventures

+ 1,994 more

Also attended University of California, Berkeley2,000

Steve WozniakCo-founder of Apple Tony XuCo-founder & CEO of DoorDash Aravind SrinivasCo-founder & CEO of Perplexity AI Ali GhodsiCo-founder & CEO of Databricks Abraham BachrachCo-founder & CTO of Skydio Trevor OelschigInvestment Team at General Catalyst

+ 1,994 more

Also attended UC Berkeley Electrical Engineering & Computer Sciences (EECS)7

Michael JeonManaging Partner at Solasta Ventures Greg BatemanManaging Partner at Inflection Point Ventures Preston EllisFounder at Axiom Nelson RayFounder at SalesPatriot Daphne KollerCEO & Founder at Insitro Ash Yousefi, PhD, MBAFounder at FelixFusion

+ 1 more

Shared employers

Also worked at CarSignal (YC S26)1

Michael MuzzinFounder at CarSignal

Also worked at Notion45

Danny RimerPartner at Index Ventures Josh KopelmanFounder and Partner at First Round Capital Pat GradyPartner at Sequoia Capital Aydin SenkutFounder & Managing Partner at Felicis Austin HayInvestor at Khosla Ventures Emily MeltonInvestor at Threshold Ventures

+ 39 more

Also worked at Whatnot25

Marcie VuPartner at Greycroft Alex NicholsInvestor at CapitalG Andy HarrisonGeneral Partner, CEO at S32 Jeff ChangInvestor at Vertex Venture Management Pte. Ltd.Elizabeth WeilFounder of Paperwheel Press, a letterpress print studio Mark LevinCampus Lead at The MBA Fund

+ 19 more

Also worked at Netflix97

Reed HastingsCo-founder of Netflix Isabelle StyslingerSenior Associate, Rise of the Rest at Revolution Tim HaleyCo-Founder at Redpoint Ventures Kishen PatelInvestor at Greycroft Ariel TseitlinPartner at Scale Venture Partners Hal TilyVenture Partner at Rackhouse Venture Management Lp

+ 91 more

Find your path to Junaid

About

Founder at CarSignalYC S26

Intro paths

CarSignal's investors · 2

Co-founders at CarSignal

Experience

Skills & more

Frequently asked questions

Founder mafias

Y Combinator mafia10,230

Netflix mafia47

HubSpot mafia42

Notion mafia21

Whatnot mafia8

Same school

Also attended Y Combinator2,000

Also attended University of California, Berkeley2,000

Also attended UC Berkeley Electrical Engineering & Computer Sciences (EECS)7

Shared employers

Also worked at CarSignal (YC S26)1

Also worked at Notion45

Also worked at Whatnot25

Also worked at Netflix97

Founder at CarSignal YC S26