Find your path to Joshua
10,331 people in our graph share verified history with Joshua — schools, employers, funds. One of them is your warm intro.
Tobi CokerunlockedJoshua: together at Stealth (2025–2026)
×8Joshua: together at Y Combinator
×2Joshua: together at OPOWER
Joshua: together at George Mason University
About
Joshua Essex is co-founder and CTO at Recidiviz. Previously he was a principal engineer and architect at Opower.
Founder at RecidivizYC S19
Intro paths
YC
Joshua went through Y Combinator (Summer 2019) — any YC alum in your network can reach them through the YC community.
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In turn, Joshua can intro founders to Recidiviz's investors below.
Recidiviz's investors · 1
Co-founders at Recidiviz
CJ
Clementine JacobyFounder
Experience
- RecidivizCofounder, CTOcurrent2017 — presentUnited States
- StealthAdvisorcurrent2024 — presentUnited States
- OPOWERPrincipal Software Engineer, Technical Lead, Architect2011 — 2019San Francisco, California
Skills & more
Python6Android6Spring Batch5Software Design4Java4Agile Methodologies4Ruby on Rails3Spring2Scalability2SaaS2Ruby2Git2
+12 more
Distributed SystemsWeb DevelopmentSimplicitySpring FrameworkTest Driven DevelopmentContinuous IntegrationContinuous DeliverySoftware ArchitectureAmazon Web Services (AWS)Relational DatabasesNoSQLMentorshipLanguages English · Spanish
- Machine Learning by Stanford University — Coursera Course Certificates
From Joshua's professional profile.
Frequently asked questions
- Who is Joshua Essex?
- Joshua Essex is co-founder and CTO at Recidiviz. Previously he was a principal engineer and architect at Opower.
- Where does Joshua Essex work?
- Joshua Essex is Founder of Recidiviz.
- What companies did Joshua Essex found?
- Joshua Essex founded Recidiviz.
- Where did Joshua Essex go to school?
- Joshua Essex studied at Y Combinator; George Mason University (Bachelor of Science, 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
George Mason University mafia33
Also came through, then founded or led a company.
Alexandria LafciMaster of Education (M.Ed.)Founded Hometeam Ventures +1Isaac MosqueraOperations ResearchFounded AppMakr +1Jack NaglieriBachelor of Science (B.S.)Founded Panther +1Jordan BrambleBachelor of Science (B.S.)Founded Antares Nuclear +1Mark SchackniesBSFounded Nftydoor +1Sekhar PuliMSFounded REAN Cloud
+ 26 more
Same school
Also attended Y Combinator2,000
Ryan SheaCo-founder of Blockstack (Stacks)Suhail DoshiFounder of Mixpanel; founder of ParticleArhaan A.Deeptech Fellow at Clear VenturesAkshat GoenkaInvestor at Moonfire VenturesJon XuGeneral Partner at Y CombinatorChris GoldaGeneral Partner at Y Combinator
+ 1,994 more
Also attended George Mason University99
Karan MehandruManaging Director at Madrona Venture GroupBeau HigginsVP (OPlign), Senior Client Partner (The Military Veteran) at Context VenturesMuna AbuSulaymanFounder & Managing Partner at Transform Capital ManagementVeronica DaiglePresident, National Security Practice at Red Cell IncubationJeff ShermanCo-Founder and CTO, Zephyr AI at Red Cell IncubationSaeyeon KwonResearch Associate, Stewardship at Sands Capital Ventures
+ 93 more
Shared employers
Also worked at Recidiviz2
Also worked at Stealth64
Tobi CokerDeal Partner at Felicis VenturesSiddharth RamakrishnanPrincipal at Scale Venture PartnersBarkha GvalaniSpecial Partner at Renegade PartnersArun IyerInvestor at Green FlagLiying Iris WangHead of AI at Red Dot Capital PartnersAryan SinhaSenior Analyst at Eximius Ventures
+ 58 more
Also worked at OPOWER22
Nicholas AdamsManaging Partner at Differential VenturesJeremy KirschOperating Partner at Differential VenturesDavid FrankelSeed Stage Venture Capital in the United StatesCecilia NgPartner, Talent & People at MVP VenturesGene RiechersVenture Partner at Sands Capital VenturesCarle StenmarkInvestor at VMG Partners
+ 16 more