Find your path to Hadar
393 people in our graph share verified history with Hadar — schools, employers, funds. One of them is your warm intro.
Akshat GoenkaunlockedHadar: together at Y Combinator (2017)
×10Hadar: together at Y Combinator
Hadar: together at Israeli Defense Forces
About
Hadar Weiss is co-founder and CEO of Peer5, a company acquired by Microsoft.
Founder/CEO at Peer5YC W17
Intro paths
YC
Hadar went through Y Combinator (Winter 2017) — any YC alum in your network can reach them through the YC community.
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In turn, Hadar can intro founders to Peer5's investors below.
Peer5's investors · 6
Co-founders at Peer5
SZ
Shachar ZoharFounder/CTO
Experience
- NewThingFoundercurrent2025 — presentIsrael
- Spinach AIInvestorcurrent2022 — present
- MicrosoftGroup Product Manager (Peer5)2021 — 2025Israel
- Peer5Co-Founder and CEO2012 — 2021Palo Alto / Tel Aviv
- Office of the Prime Minister of IsraelCyber Security Manager2011 — 2012Israel
- Office of the Prime Minister of IsraelSoftware Engineer2009 — 2011Israel
- Tel Aviv UniversityStudent, B.Sc2007 — 2011Israel
- Neocleus (acquired by Intel)Linux System Developer2007Israel
- SimigonSoftware Developer2006Israel
- Israeli Defense ForcesSoftwar Developer2002 — 2005Israel
Skills & more
Vibe CodingLeadership12Start-up Ventures1Go-to-Market Strategy1Early Stage Ventures1Entrepreneurship25Project Management10Software Design39Software Development41System Architecture29Algorithms21Software Engineering23
+11 more
VirtualizationAgile MethodologiesOpen Source DevelopmentStart-upsScrumArchitecturesWebRTCArchitectureLinuxJavaScriptThinking Outside The BoxLanguages English · Hebrew · Spanish
From Hadar's professional profile.
Frequently asked questions
- Who is Hadar Weiss?
- Hadar Weiss is co-founder and CEO of Peer5, a company acquired by Microsoft.
- Where does Hadar Weiss work?
- Hadar Weiss is Founder/CEO of Peer5.
- What companies did Hadar Weiss found?
- Hadar Weiss founded Peer5.
- Where did Hadar Weiss go to school?
- Hadar Weiss studied at Y Combinator (YC W17); Tel Aviv University (Bachelor of Science - BS, Computer Science); Tel Aviv University (BsC, Computer Science).
Founder mafias
Y Combinator mafia10,230
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Garry TanPresident & CEOFounded Y Combinator +1Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianPartnerFounded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded Paradigm +1
+ 10,223 more
Tel Aviv University mafia287
Also came through, then founded or led a company.
Kristo KäärmannBachelor’s of scienceFounded TransferWise +2Aviv EyalB.CSFounded Skillful +2Shay HilelMBAFounded Biotax +2Nir ZoharBSc. EE.Founded Chakratec +2Eyal ShinarFounded Black Ore Technologies +1Irit YanivMBAFounded Digma Medical +1
+ 280 more
Spinach AI mafia2
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyArhaan A.Deeptech Fellow at Clear VenturesCollin WallaceGeneral Partner at Lobby CapitalVictor SantosVictor Scout at One Way Ventures
+ 1,994 more
Also attended Tel Aviv University707
Arnon DinurPartner at 83NorthYoram SnirPartner at 83NorthRaz MaysharSenior Manager at Qualcomm VenturesDavid GoldschmidtManaging Director, Head of the Fund at Samsung Catalyst FundAmit ShofarSr. Investment Director at Samsung Catalyst FundRutie AdarInvestments & Innovation Sr. Director, Israel at Samsung Catalyst Fund
+ 701 more
Shared employers
Also worked at Spinach AI5
Also worked at Microsoft2,000
Reid HoffmanCo-founder of LinkedIn; Partner at GreylockGarry TanPresident & CEO of Y CombinatorNat FriedmanCo-lead of Meta Superintelligence Labs; co-founder of NFDGKai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AIBill GatesCo-founder of Microsoft; Chair of the Gates FoundationMike KriegerCo-founder of Instagram; Chief Product Officer at Anthropic
+ 1,994 more
Also worked at Peer55
Also worked at Tel Aviv University68
Elad BaronInvestment Professional at Key1 CapitalKeren KenanPartner, Finance & Operations at PICO Venture PartnersDr. Gali ArtziCTO, Partner at PeakBridge VCEstelle SalomonPrincipal at SpeedinvestAaron MandellVenture Partner at Prime Movers LabEden GolanProgram Manager at Vetted Accelerator
+ 62 more