Find your path to Kaan
75 people in our graph share verified history with Kaan — schools, employers, funds. One of them is your warm intro.
Rasmus AreskougunlockedKaan: together at The Faculty of Engineering at Lund University
×10Kaan: together at The Faculty of Engineering at Lund University
Kaan: together at Sectra
About
Kaan Sirin is founder of Ossus, which builds software for managing library operations including cataloging, circulation, and inventory management.
Founder at OssusYC W26
Intro paths
YC
Kaan 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 Jared Friedman, YC Group Partner — the partner who ran Ossus's batch and knows the company first-hand. YC profile ↗
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In turn, Kaan can intro founders to Ossus's investors below.
Ossus's investors · 2
Co-founders at Ossus
JG
Jonathan GörtzFounder/CEO
CJ
Carl-Hugo JacobssonFounder
Experience
- Ossus (YC W26)Co-foundercurrent2025 — presentStockholm, Stockholm County, Sweden
- ModulaiAI Engineer2025
- The Faculty of Engineering at Lund UniversityProgramming TA2023 — 2025Lund, Skåne County, Sweden
- SectraSoftware Engineer2024
- Boston Consulting Group (BCG)UnlimITed2022Copenhagen Metropolitan Area
Skills & more
Probability Theory3Python (Programming Language)3Data Analysis3Machine Learning1Data Science1Deep Learning1
- Machine Learning Specialization — DeepLearning.AI, Stanford University
From Kaan's professional profile.
Frequently asked questions
- Who is Kaan Sirin?
- Kaan Sirin is founder of Ossus, which builds software for managing library operations including cataloging, circulation, and inventory management.
- Where does Kaan Sirin work?
- Kaan Sirin is Founder of Ossus.
- What companies did Kaan Sirin found?
- Kaan Sirin founded Ossus.
- Where did Kaan Sirin go to school?
- Kaan Sirin studied at Y Combinator; The Faculty of Engineering at Lund University (M.Sc. in Industrial Engineering and Management); Nanyang Technological University Singapore (Engineering).
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
Nanyang Technological University Singapore mafia92
Also came through, then founded or led a company.
Lip-Bu TanBachelor of Science (BS)Founded Walden Catalyst +2Mike MoradiExecutive EducationFounded Southwest Nanotechnologies +1ZJ LinBachelor of EngineeringFounded Landeed +1Walter PintorMaster's DegreeFounded Syncware +1Stefan Seltz-AxmacherBusinessFounded Polymath Robotics +1Toni RosinolVisiting StudentFounded Stack AI +1
+ 85 more
The Faculty of Engineering at Lund University mafia35
Also came through, then founded or led a company.
Sebastian WallinM.Sc.Founded Castle Intelligence +1Stefan SvedbergMaster's DegreeFounded Alixlabs +1Rasmus AreskougMaster of Science (MSc)Founded ParaglideMagnus KennebyM.ScFounded BioLaminaJan ErikPhDFounded Mapillary Marketplace, SAASTaylor FairbankStudy AbroadFounded ReSchedule Med
+ 28 more
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 The Faculty of Engineering at Lund University75
Rasmus AreskougInvestor at DN CapitalAlexander Fred-OjalaInvestor at EQT VenturesMadelene LarssonPartner at Giant Ventures Global LlpAnna HauptInvestor at IndustrifondenPer AnellInvestor at IndustrifondenLeo AllgoewerImpact Investor at AENU
+ 69 more
Also attended Nanyang Technological University Singapore299
Angela ToyPartner & COO at Golden Gate VenturesKarim GillaniGeneral Partner at Luge CapitalA.J. AldanaHead of Ecosystem at Scale Venture PartnersShaun WeeAVP at Kaizen Private EquityMike MoradiGeneral Partner at Cortado VenturesGenping LiuGeneral Partner at Vertex Ventures Sea Management Pte. Ltd.
+ 293 more
Shared employers
Also worked at Ossus (YC W26)4
Also worked at The Faculty of Engineering at Lund University5
Also worked at Sectra3
Also worked at Boston Consulting Group (BCG)1,460
Cristina JunqueiraCo-founder of NubankMassimo PrelzInvestor at DN CapitalRasmus AreskougInvestor at DN CapitalRiccardo MontiOperating Advisor at P101 VenturesAntonio TurroniOperating Advisor at P101 VenturesLuca RossettoOperating Advisor at P101 Ventures
+ 1,454 more