About
Vincent Jeltsch has a background in software engineering at RobCo and studied at CDTM in Germany. He previously worked on healthcare initiatives and is now CTO at Sitefire, focused on brand marketing solutions for AI agents.
Founder at SitefireYC W26
Intro paths
YC
Vincent went through Y Combinator (Winter 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Jon Xu, General Partner at Y Combinator — the partner who ran Sitefire's batch and knows the company first-hand. YC profile ↗
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In turn, Vincent can intro founders to Sitefire's investors below.
Sitefire's investors · 1
Co-founders at Sitefire
JM
Jochen MadlerFounder
Experience
- sitefire (YC W26)CTO & Co-Foundercurrent2025 — present
- pulse Energy GmbHCTO & Co-Founder2025
- TactoSoftware Engineer2024
- Avi MedicalSenior Product Manager2022 — 2023Munich, Bavaria, Germany
- Avi MedicalProduct Manager2021 — 2022Munich, Bavaria, Germany
- RobCo – The Robot CompanyBachelor Thesis2021Munich, Bavaria, Germany
- ElasticbrainsSoftware Developer & Consultant2018 — 2021Greater Munich Metropolitan Area
- Swapd UG (haftungsbeschränkt)Co-Founder, CTO2016 — 2018
- corruxProject Student2018München und Umgebung, Deutschland
- MergerSpotIntern2018Greater Munich Metropolitan Area
Skills & more
Projektmanagement6Business Development3Start-ups4Unternehmensstrategie3Node.jsPythonGit1KubernetesGraphQLMongoChatbotsUnity3D
+9 more
ScrapyDevOpsDockerMatlabSimulinkJava3D-DruckerArduinoJavaScriptLanguages Deutsch · Englisch
- Open Roberta Teacher (Basis Schulung)
- 15.390.1x: Entrepreneurship 101: Who is your customer? — edX
From Vincent's professional profile.
Frequently asked questions
- Who is Vincent Jeltsch?
- Vincent Jeltsch has a background in software engineering at RobCo and studied at CDTM in Germany. He previously worked on healthcare initiatives and is now CTO at Sitefire, focused on brand marketing solutions for AI agents.
- Where does Vincent Jeltsch work?
- Vincent Jeltsch is Founder of Sitefire.
- What companies did Vincent Jeltsch found?
- Vincent Jeltsch founded Sitefire.
- Where did Vincent Jeltsch go to school?
- Vincent Jeltsch studied at Y Combinator; Center for Digital Technology and Management (CDTM) (Honours Degree, Technology Management); Technical University of Munich (Bachelor of Applied Science - BASc, Informatik).
Founder mafias
Y Combinator mafia8,773
Also came through, then founded or led a company.
Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1
+ 8,766 more
Y Combinator mafia4,716
Also came through, then founded or led a company.
Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3
+ 4,709 more
Center for Digital Technology and Management (CDTM) mafia38
Also came through, then founded or led a company.
Anselm BauerHonours DegreeFounded Stylight +1Sebastian SchuonHonours DegreeFounded Stylight +1Mike WaxHonours DegreeFounded KONUX +1Christoph BaumeisterHonours Degree in Technology ManagementFounded Avi MedicalJudith DadaTechnology ManagementFounded LangdockLeo NeuerburgHonsFounded Buildingradar
+ 31 more
Avi Medical mafia3
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 ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital
+ 1,994 more
Also attended Center for Digital Technology and Management (CDTM)67
Gabriel MatuschkaPartner at Fly VenturesAnselm BauerCo-Founder at Alasco at PICUS CAPITALSebastian SchuonCo-Founder at Alasco at PICUS CAPITALFabian GrunerInvestor at HV CapitalNelly MarkovaPartner - Molten East at Molten VenturesDavid WehnerSenior Investment Manager at SHS Capital
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+ 61 more
Also attended Technical University of Munich283
Daan BoekhoudtInvestment Analyst at Cottonwood Technology FundJulian von EckartsbergManaging Director Europe at Burda Principal InvestmentsHannes Voucko-GlocknerInvestment Analyst at Burda Principal InvestmentsThomas MeierPartner, Head of Resilience in Energy & Resources Investments at Verve VenturesNiklas Born de AndrésInvestment & Product Intern at Kibo VenturesItziar EstevezPartner - Growth at Iris Capital
+ 277 more
Shared employers
Also worked at sitefire (YC W26)1
Also worked at Avi Medical8
Robin GodenrathFounding Partner & Managing Director at PICUS CAPITALPeter LasingerFounder and Partner at 3VCEva ArhPartner at 3VCChristoph BaumeisterPartner at Possible VenturesChristian LautnerFounding Managing Partner at Heal CapitalVlad LataVenture Partner at Speedinvest
+ 2 more
