Vibe Coding's Uncanny Valley with Alexandre Pesant
EPISODE 752
|
OCTOBER
22,
2025
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About this Episode
Today, we're joined by Alexandre Pesant, AI lead at Lovable, who joins us to discuss the evolution and practice of vibe coding. Alex shares his take on how AI is enabling a shift in software development from typing characters to expressing intent, creating a new layer of abstraction similar to how high-level code compiles to machine code. We explore the current capabilities and limitations of coding agents, the importance of context engineering, and the practices that separate successful vibe coders from frustrated ones. Alex also shares Lovable’s technical journey, from an early, complex agent architecture that failed, to a simpler workflow-based system, and back again to an agentic approach as foundation models improved. He also details the company's massive scaling challenges—like accidentally taking down GitHub—and makes the case for why robust evaluations and more expressive user interfaces are the most critical components for AI-native development tools to succeed in the near future.
About the Guest
Alexandre Pesant
Lovable
Resources
- Lovable
- $100M ARR & Lovable Agent
- GPT Engineer
- Documentation: Chat Mode
- Delvin
- Andrej Karpathy Tweet: The hottest new programming language is English
- Anthropic's CEO says that in 3 to 6 months, AI will be writing 90% of the code software developers were in charge of
- Better language models and their implications
- GPT-3: Language Models are Few-Shot Learners
- Claude Code
- Codex