Fundraising Fox

🦊/People

Arun Thulasidharan

Founder

Founder at Castled.io

San Francisco, California, United States

FoundedCastled.io · YC

Find your path to Arun

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

Arhaan A.unlockedArun: together at Y Combinator (2022)

×11Arun: together at Y Combinator

About

Arun Thulasidharan was an early engineer at MediaIQ and Hevodata, and previously worked at Flipkart and Applied Materials.

Founder at Castled.io YC W22

Intro paths

YC

Arun went through Y Combinator (Winter 2022) — any YC alum in your network can reach them through the YC community.

→

In turn, Arun can intro founders to Castled.io's investors below.

Castled.io's investors · 1

Y CombinatorSan Francisco · $500K checks · since 2022

Co-founders at Castled.io

MS

Manish Singh

Manish SinghFounder

FG

Franklin George

Franklin GeorgeFounder

AT

Abhilash Thulaseedharan

Abhilash ThulaseedharanFounder

Experience

SignalFXBuilding Signalscurrent2026 — presentSan Francisco, California, United States
Hevo DataEntrepreneur in Residence2025 — 2026San Francisco, California, United States
Castled.ioCo-Founder & CEO2021 — 2025San Francisco, California, United States
Hevo DataSoftware Architect2018 — 2021Bengaluru, Karnataka, India
FlipkartSDE32017 — 2018Bengaluru Area, India
FlipkartSDE22015 — 2017Bengaluru, Karnataka, India
MEDIA iQ Digital LtdSenior Software Developer2013 — 2015Bengaluru, Karnataka, India
Applied MaterialsSenior Software Engineer2010 — 2013Bangalore

Skills & more

Software Development21Object Oriented Design26C++20Software Engineering2Multithreading3Java3Software Design2OOP2XML3Algorithms3Debugging1ClearCase

+9 more

Visual StudioJavaScriptJavaScript LibrariesSpringSQLHTMLData StructuresC (Programming Language)C

From Arun's professional profile.

Frequently asked questions

Who is Arun Thulasidharan?: Arun Thulasidharan was an early engineer at MediaIQ and Hevodata, and previously worked at Flipkart and Applied Materials.
Where does Arun Thulasidharan work?: Arun Thulasidharan is Founder of Castled.io.
What companies did Arun Thulasidharan found?: Arun Thulasidharan founded Castled.io.
Where did Arun Thulasidharan go to school?: Arun Thulasidharan studied at Y Combinator (W22).

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

Flipkart mafia45

Also came through, then founded or led a company.

Surojit ChatterjeeSenior Vice President and Head of ProductFounded Ema +1 Ganesh PawarSenior Manager Business DevelopmentFounded Spinny +1 Gaurav KunwarGraduate TraineeFounded Okcredit +1 Sandeep PatilHead of Corporate StrategyFounded Truecaller Akshay LalProductFounded Playment Anurag BhattSenior ManagerFounded SprintAI

+ 38 more

SignalFx mafia5

Also came through, then founded or led a company.

Ben HorowitzBoard Director (Andreessen Horowitz)Founded Opsware Maxim LukichevDirector Of EngineeringFounded Telmai Abhilash ThulaseedharanBuilding SignalFXFounded Castled.io Phillip LiuFounder, CTO, and EngineerFounded Trustero

Hevodata mafia3

Also came through, then founded or led a company.

Manish SinghSoftware ArchitectFounded Castled.io Abhilash ThulaseedharanEntrepreneur in ResidenceFounded Castled.io

Same school

Also attended Y Combinator2,000

Ryan SheaCo-founder of Blockstack (Stacks)Suhail DoshiFounder of Mixpanel; founder of Particle Arhaan A.Deeptech Fellow at Clear Ventures Akshat GoenkaInvestor at Moonfire Ventures Jon XuGeneral Partner at Y Combinator Chris GoldaGeneral Partner at Y Combinator

+ 1,994 more

Shared employers

Also worked at SignalFX1

Abhilash ThulaseedharanFounder at Castled.io

Also worked at Hevo Data5

Saloni VermaAssociate at Info Edge Ventures Rishabh BardiaInvestor at Premji Invest Anandamoy RoychowdharyManaging Director, India & APAC at Crane Venture Partners Manish SinghFounder at Castled.io Abhilash ThulaseedharanFounder at Castled.io

Also worked at Castled.io3

Manish SinghFounder at Castled.io Franklin GeorgeFounder at Castled.io Abhilash ThulaseedharanFounder at Castled.io

Also worked at Flipkart75

Binny BansalCo-founder of Flipkart; co-founder of PhonePe and OppDoor Sandeep PatilPartner, Head of Asia-Pacific at QED Investors Nitin SethChief Executive Officer (Incedo) at Mission Holdings Manpreet RatiaManaging Partner, Portfolio Success at Jungle Ventures Nishit GargPartner, Asia at RTP Global Babu VittalPeople & HR Practice Leader at RTP Global

+ 69 more