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Iron Foundry by Terra API

Iron Foundry by Terra API

Kyriakos Eleftheriou 70 Episodes Aug 21, 2026

Kyriakos Eleftheriou, founder and CEO of Terra API, interviews leading founders and CEOs in the health and fitness space to learn how they build successful businesses. The podcast focuses on practical insights and strategies from top entrepreneurs. Terra API's mission is to enable developers to connect and create solutions using health data. Each episode explores the challenges and successes of building companies in this growing industry.

Episodes

Vinod Khosla: “It’s Over for Human Doctors”
Vinod Khosla: “It’s Over for Human Doctors” Aug 21, 2026 00:55:49 Vinod Khosla’s conclusion: “It’s over for human doctors. AI’s just going to be better.”Vinod Khosla joins Kyriakos Eleftheriou in front of hundreds of YC AI Startup School founders to explain what the future of healthcare actually looks like.0:00 Introduction1:51 When “Do What Users Want” Is Wrong2:26 Nobody Asked for AI or Fusion3:51 You Don’t Need a Noble Reason to Start4:58 Workers, Not Tools f
Hims & Hers CTO: Mo Elshenawy
Hims & Hers CTO: Mo Elshenawy Aug 6, 2026 00:58:33 Mo Elshenawy helped put driverless cars on San Francisco streets as President and CTO of Cruise.Now CTO of Hims & Hers, he joins Kyriakos to explain why rebuilding healthcare is harder.They discuss closed-loop healthcare, clinical guidelines as code, when AI should remain silent, and whether AI will replace doctors.Mo’s argument: models commoditize. Data and workflow compound.At 25:13, Mo intr
George Hadjivarnava: Founding Foody, and building AI at Terra
George Hadjivarnava: Founding Foody, and building AI at Terra Jul 3, 2026 01:23:59 George Hadjivarnava co-founded Foody as CTO with no VC money, made it profitable in under 2 years, and sold it to Delivery Hero in the biggest tech acquisition in Cyprus.Scaling through COVID from restaurant menus to full supermarkets, total downtime: 45 minutes.Now he leads engineering strategy at Terra and he believes the next infrastructure layer won't be built for developers at all.Why in
Former Y Combinator President | Geoff Ralston
Former Y Combinator President | Geoff Ralston Jun 1, 2026 01:06:25 ⁠Geoff Ralston⁠⁠ built Rocket Mail before Yahoo Mail existed, built Lala before Spotify worked in America, sat in Steve Jobs' living room to get an acquisition approved, and ran Y Combinator as President. Now he says the most important thing he's ever worked on is making sure AI doesn't kill us.In this episode with ⁠⁠Kyriakos Eleftheriou⁠⁠, Geoff speaks about YC, SAIF, the Yahoo acquis
Head of Samsung Next: David Lee - Live in LA
Head of Samsung Next: David Lee - Live in LA May 1, 2026 00:42:49 By the age of 25, David Lee survived stage 4 lymphoma. Not only did he not let it stop him, he worked early in Google, became a partner at SV Angel during the Airbnb / Twitter / Dropbox / Snapchat era, and now leads Samsung Next. In the latest discussion with Kyriakos Eleftheriou in Los Angeles, they discussed:CHAPTERS(00:00) Introduction (02:30) Why digital health still hasn't had its "r
Chief Growth Officer of HYROX: Douglas Gremmen
Chief Growth Officer of HYROX: Douglas Gremmen Apr 8, 2026 01:04:17 42,000 tickets for one New York event. 15,000 gym affiliates. $0 spent on influencers. HYROX CGO Douglas Gremmen joins Kyriakos, CEO of Terra API , at the Connected Health Summit in Stanford to talk through what actually drove that — and what didn't work.The US was their first market outside Germany and their hardest. Three years of losses. A single Lance Armstrong weekend changed the momentu
CTO + Director of AI at Flo Health: Roman Bugaev + Vladislav Nedosekin
CTO + Director of AI at Flo Health: Roman Bugaev + Vladislav Nedosekin Mar 2, 2026 01:41:31 In the latest episode, Kyriakos Eleftheriou sat down with Roman Bugaev , CTO of Flo and Vlad Nedosekin Director of AI Platform, at the Terra API HQ in London, to discuss how they built the top health AI platform globally for women's health.CHAPTERS(0:00) Intro — Flo Health: From 20 People to 80 Million Users(1:02) How Flo became the fastest-growing health company in the world(1:48) Roman's
Glovo and Yellow.vc co-founder, Sacha Michaud
Glovo and Yellow.vc co-founder, Sacha Michaud Jan 18, 2026 01:25:25 In this episode, Kyriakos Eleftheriou, Terra API CEO sits down with Sacha Michaud, co-founder of Glovo, one of the biggest tech successes in the European tech ecosystem,and Yellow.VC, an early-stage fundSacha shares the journey of building the on-demand delivery service from its inception in Barcelona to its expansion across 25 countries and a $2.3 billion acquisition. He discusses the initial cha
Thriva CTO: Tom Livesey
Thriva CTO: Tom Livesey Oct 21, 2025 00:55:08 In this conversation, Kyriakos Eleftheriou is joined by Tom Livesey, CTO and co-founder of Thriva, who discusses the journey of his health tech company, which has transformed the way individuals monitor their health through innovative blood testing solutions. He shares insights on the challenges faced during the startup phase, the impact of COVID-19 on their operations, and the importance of consu
Huma CEO: Dan Vahdat
Huma CEO: Dan Vahdat Sep 21, 2025 01:37:06 The first Iranian entrepreneur to build a company worth over $1B in Europe, Dan Vahdat, founder of Huma, is joining Kyriakos Eleftheriou, founder of Terra APIThey discuss:00:00 - Intro02:10 - Communicating with @EmmanuelMacron and @kmitsotakis08:55 - Why are Greece and Persia not empires today13:40 - How the best people look like18:30 - Short-term vs long-term thinking24:27 - Dropping out of PhD26
Virgin Active CTO: David Turner
Virgin Active CTO: David Turner Sep 5, 2025 00:59:40 David Turner is the Group CTO of Virgin Active, a global health brand with more than 230 fitness clubs across 8 countries. He previously led NHS tech during Covid.The host: Kyriakos More about Virgin Active00:00 - Intro01:26 - UK Tech05:33 - F1 telemetry vs fitness data07:33 - Betting + health data09:30 - Getting into software engineering13:51 - Inside NHS tech: joining mid-Covid chaos14:00 - Lead
Nucleus Genomics Founder: Kian Sadeghi - Live
Nucleus Genomics Founder: Kian Sadeghi - Live Aug 4, 2025 01:16:46 The founder of Nucleus, Kian Sadeghi, joined Kyriakos Eleftheriou, in the second health day in San Francisco, and shared his learnings in front of a 300-person audience before the Y Combinator AI event.00:00 Intro02:01 The Jake Paul vs. Mike Tyson fight sponsorship story.05:01 "Fundraising is an art."08:01 Competing with Mr. Beast and the importance of storytelling.11:01 The evolution and impact o

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