Juan Torchia

👨‍💻 Desarrollador ☕ JAVA 🐧 Linux 🐳 Docker ⚡ Typescript 🌐https://Juanchi.dev 🚀✨

Buenos Aires, Argentina Joined on Jul 1, 2022 https://juanchi.dev

Education

Ciencias de la Computación — UBA

Work

Full Stack Developer — Nativo Digital

Pinned

DEV Weekend Challenge: Earth Day

Juan Torchia

Apr 20

GreenGate: the agent proposes, the phone decides — building an Auth0 CIBA + Gemini audit for embodied carbon

#devchallenge #weekendchallenge #auth0 #agents

20 min read

Cover image for Mercor's 4TB Voice Heist: I Ran the Same Attack on My Own AI Data Stack

Juan Torchia

Apr 28

Mercor's 4TB Voice Heist: I Ran the Same Attack on My Own AI Data Stack

#english #railway #privacidad #mercorbreach

8 min read

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Cover image for 4TB de voz robados de Mercor: simulé el mismo ataque sobre mi stack de datos IA

Juan Torchia

Apr 28

4TB de voz robados de Mercor: simulé el mismo ataque sobre mi stack de datos IA

#spanish #espanol #railway #privacidad

9 min read

Cover image for pgbackrest is unmaintained: what I'm doing with my Postgres backups in production now

Juan Torchia

Apr 28

pgbackrest is unmaintained: what I'm doing with my Postgres backups in production now

#english #devops #produccion #railway

9 min read

Cover image for pgbackrest dejó de mantenerse: qué hago ahora con mis backups de Postgres en producción

Juan Torchia

Apr 28

pgbackrest dejó de mantenerse: qué hago ahora con mis backups de Postgres en producción

#spanish #espanol #devops #produccion

9 min read

Cover image for Microsoft and OpenAI Break Their Exclusive Deal: What My API Usage Logs Actually Say About Who Benefits

Juan Torchia

Apr 28

Microsoft and OpenAI Break Their Exclusive Deal: What My API Usage Logs Actually Say About Who Benefits

#english #ia #openai #logs

8 min read

Cover image for Microsoft y OpenAI rompen su acuerdo exclusivo: lo que mis logs de uso dicen sobre a quién le conviene realmente

Juan Torchia

Apr 28

Microsoft y OpenAI rompen su acuerdo exclusivo: lo que mis logs de uso dicen sobre a quién le conviene realmente

#spanish #espanol #ia #openai

8 min read

Cover image for GoDaddy gave my domain to a stranger: I simulated the attack on my own infra and learned how exposed I really was

Juan Torchia

Apr 27

GoDaddy gave my domain to a stranger: I simulated the attack on my own infra and learned how exposed I really was

#english #devops #railway #arquitectura

10 min read

Cover image for GoDaddy le dio mi dominio a un desconocido: simulé el ataque con mi propia infra y entendí qué tan expuesto estaba

Juan Torchia

Apr 27

GoDaddy le dio mi dominio a un desconocido: simulé el ataque con mi propia infra y entendí qué tan expuesto estaba

#spanish #espanol #devops #railway

10 min read

Cover image for Asahi Linux 7.0 on Apple Silicon: I Installed It on My Real Machine and Here's What It Says About the Future of the Kernel on ARM

Juan Torchia

Apr 27

Asahi Linux 7.0 on Apple Silicon: I Installed It on My Real Machine and Here's What It Says About the Future of the Kernel on ARM

#english #docker #linux #desarrollo

8 min read

Cover image for Asahi Linux 7.0 en Apple Silicon: lo instalé en mi máquina real y esto dice sobre el futuro del kernel en ARM

Juan Torchia

Apr 27

Asahi Linux 7.0 en Apple Silicon: lo instalé en mi máquina real y esto dice sobre el futuro del kernel en ARM

#spanish #espanol #docker #linux

9 min read

Cover image for An Agent Deleted My Production Database: What My Logs Say That the Viral HN Post Leaves Out

Juan Torchia

Apr 27

An Agent Deleted My Production Database: What My Logs Say That the Viral HN Post Leaves Out

#english #devops #postgres #llm

8 min read

Cover image for Un agente borró mi base de datos en producción: lo que mis logs dicen que el post viral de HN omite

Juan Torchia

Apr 27

Un agente borró mi base de datos en producción: lo que mis logs dicen que el post viral de HN omite

#spanish #espanol #devops #postgres

9 min read

Cover image for TypeScript 7.0 Beta: I Ran It Against My Real Codebase — Here's What Changed (and What Didn't)

Juan Torchia

Apr 26

TypeScript 7.0 Beta: I Ran It Against My Real Codebase — Here's What Changed (and What Didn't)

#english #nextjs #typescript #desarrolloweb

9 min read

Cover image for TypeScript 7.0 Beta: lo probé contra mi código real y esto cambió (y esto no)

Juan Torchia

Apr 26

TypeScript 7.0 Beta: lo probé contra mi código real y esto cambió (y esto no)

#spanish #espanol #nextjs #typescript

9 min read

Cover image for I Watched Google Cloud NEXT '26 With the Billing Page Open

Google Cloud NEXT '26 Challenge Submission

Juan Torchia

Apr 26

I Watched Google Cloud NEXT '26 With the Billing Page Open

#devchallenge #googlecloud #cloudnextchallenge #firebase

11 min read

Juan Torchia

Apr 25

Plain text won. I migrated my notes from Notion to Markdown and lost more than I expected

#english #productividad #workflow #git

8 min read

Juan Torchia

Apr 25

Plain text ganó. Migré mis notas de Notion a Markdown y perdí más de lo que esperaba

#spanish #espanol #productividad #workflow

9 min read

Juan Torchia

Apr 25

GPT-5.5 in the API: I ran it against my real production cases and the numbers don't justify the upgrade yet

#english #typescript #railway #agentesia

7 min read

Juan Torchia

Apr 25

GPT-5.5 en la API: lo puse contra mis casos reales y los números no justifican el upgrade todavía

#spanish #espanol #typescript #railway

8 min read

Juan Torchia

Apr 25

I Almost Cancelled Claude: I Ran My Own Benchmarks Before Pulling the Trigger

#english #typescript #claudecode #llm

8 min read

Juan Torchia

Apr 25

Cancelé Claude: medí el deterioro de calidad con mis propios benchmarks antes de irme

#spanish #espanol #typescript #claudecode

9 min read

Juan Torchia

Apr 24

Bitwarden CLI compromised: what a supply chain attack on a tool I actually use forces me to audit

#english #npm #devops #supplychain

8 min read

Juan Torchia

Apr 24

Bitwarden CLI comprometido: lo que un supply chain attack sobre una herramienta que uso me obliga a revisar

#spanish #espanol #npm #devops

9 min read

Juan Torchia

Apr 24

Agent Vault: I tested the open-source credential proxy for agents — here's what it solves (and what it doesn't)

#english #produccion #railway #arquitectura

8 min read

Juan Torchia

Apr 24

Agent Vault: probé el proxy de credenciales open-source para agentes y esto resuelve (y esto no)

#spanish #espanol #produccion #railway

9 min read

Juan Torchia

Apr 24

Claude Code quality reports: I ran the same prompts that broke everyone and here's what my logs showed

#english #typescript #claudecode #anthropic

8 min read

Juan Torchia

Apr 24

Claude Code quality reports: corrí los mismos casos que rompieron a todos y esto encontré en mis logs

#spanish #espanol #typescript #claudecode

8 min read

Juan Torchia

Apr 23

LLMs generating security reports: I ran the same prompt on my own code

#english #typescript #produccion #railway

8 min read

Juan Torchia

Apr 23

LLMs que generan security reports: corrí el mismo prompt sobre mi propio código

#spanish #espanol #typescript #produccion

8 min read

Juan Torchia

Apr 23

Async agents: what 'all your agents are going async' doesn't tell you about debugging

#english #typescript #llm #agentesia

9 min read

Juan Torchia

Apr 23

Agentes async: lo que 'all your agents are going async' no te dice sobre el debugging

#spanish #espanol #typescript #llm

9 min read

Juan Torchia

Apr 23

Zed Parallel Agents: I Tested Them in My Real Workflow — Here's What Changed (and What Didn't)

#english #typescript #claudecode #productividad

8 min read

Juan Torchia

Apr 23

Agentes paralelos en Zed: los probé en mi flujo real y esto cambió (y esto no)

#spanish #espanol #typescript #claudecode

8 min read

Juan Torchia

Apr 22

CrabTrap: I Put an LLM-as-a-Judge Proxy in Front of My Production Agent and Here's What Happened

#english #typescript #railway #llm

8 min read

Juan Torchia

Apr 22

CrabTrap: puse un proxy LLM-as-a-judge delante de mi agente en producción y esto pasó

#spanish #espanol #typescript #railway

8 min read

Juan Torchia

Apr 22

Windows 9x Subsystem for Linux: I installed it, broke it, and understood why it matters more than it seems

#english #linux #infraestructura #hackernews

9 min read

Juan Torchia

Apr 22

Windows 9x Subsystem for Linux: lo instalé, lo rompí y entendí por qué importa más de lo que parece

#spanish #espanol #linux #infraestructura

10 min read

Juan Torchia

Apr 22

r/programming banned LLM content: I banned my own posts and found the impossible criterion

#english #contenidogeneradoia #rprogrammingban

8 min read

Juan Torchia

Apr 22

r/programming baneó contenido LLM: yo baneé mis propios posts y encontré el criterio imposible

#spanish #espanol #contenidogeneradoia #rprogrammingban

9 min read

Juan Torchia

Apr 22

Claude Code on the Pro Plan: If They Pull It, That Says Everything About Who Anthropic Actually Cares About

#english #claudecode #aitools #anthropic

7 min read

Juan Torchia

Apr 22

Claude Code en el Pro plan: si lo sacan, eso dice todo sobre para quién existe Anthropic

#spanish #espanol #claudecode #aitools

8 min read

Cover image for What Building with MCP Taught Me About Its Weirdest Gap

Juan Torchia

Apr 21

What Building with MCP Taught Me About Its Weirdest Gap

#english #typescript #llm #agentesia

8 min read

Cover image for Lo que construir con MCP me enseñó sobre su gap más raro

Juan Torchia

Apr 21

Lo que construir con MCP me enseñó sobre su gap más raro

#spanish #espanol #typescript #llm

9 min read

Juan Torchia

Apr 21

OpenAI is selling ad placements by prompt relevance — I simulated it with my own logs

#english #llms #privacidad #openai

8 min read

Juan Torchia

Apr 21

OpenAI vende espacios publicitarios por relevancia de prompt: lo simulé con mis propios logs

#spanish #espanol #llms #privacidad

8 min read

Cover image for 44% of Deezer Is AI. I Ran git blame on My Commits and Found Something Uncomfortable

Juan Torchia

Apr 21

44% of Deezer Is AI. I Ran git blame on My Commits and Found Something Uncomfortable

#english #typescript #productividad #codereview

8 min read

Cover image for El 44% de Deezer es IA. Corrí git blame sobre mis commits y encontré algo incómodo

Juan Torchia

Apr 21

El 44% de Deezer es IA. Corrí git blame sobre mis commits y encontré algo incómodo

#spanish #espanol #typescript #productividad

8 min read

Cover image for Anthropic reversed its position on Claude CLI: last week it was gray, today it's green. My workflow didn't change.

Juan Torchia

Apr 21

Anthropic reversed its position on Claude CLI: last week it was gray, today it's green. My workflow didn't change.

#english #anthropic #agentesia #claude

8 min read

Cover image for Anthropic revirtió su posición sobre Claude CLI: la semana pasada era un gris, hoy es verde. Mi flujo de trabajo no cambió.

Juan Torchia

Apr 21

Anthropic revirtió su posición sobre Claude CLI: la semana pasada era un gris, hoy es verde. Mi flujo de trabajo no cambió.

#spanish #espanol #anthropic #agentesia

8 min read

Cover image for Notion filtra los emails de todos los editores de páginas públicas

Juan Torchia

Apr 20

Notion filtra los emails de todos los editores de páginas públicas

#productividad #seguridad #privacidad #datos

8 min read

Cover image for Prove you are a robot: reversed CAPTCHAs for AI agents

Juan Torchia

Apr 20

Prove you are a robot: reversed CAPTCHAs for AI agents

#english #reflections #typescript #seguridadweb

8 min read

Cover image for Prove you are a robot: CAPTCHAs invertidos para agentes IA

Juan Torchia

Apr 20

Prove you are a robot: CAPTCHAs invertidos para agentes IA

#spanish #espanol #reflexiones #typescript

9 min read

Cover image for Claude system prompt diff: what changed between Opus 4.6 and 4.7 (and I was watching it happen without knowing why)

Juan Torchia

Apr 20

Claude system prompt diff: what changed between Opus 4.6 and 4.7 (and I was watching it happen without knowing why)

#english #experiments #produccion #anthropic

8 min read

Cover image for Claude system prompt diff: lo que cambió entre Opus 4.6 y 4.7 (y yo lo estaba viendo sin saberlo)

Juan Torchia

Apr 20

Claude system prompt diff: lo que cambió entre Opus 4.6 y 4.7 (y yo lo estaba viendo sin saberlo)

#spanish #espanol #experimentos #produccion

8 min read

Juan Torchia

Apr 20

Vercel April 2026 breach: it didn't break my infra, it broke my excuse

#english #opinion #devops #nextjs

8 min read

Juan Torchia

Apr 20

Vercel April 2026 breach: no me rompieron la infra, me rompieron la excusa

#spanish #espanol #opinion #devops

8 min read

Cover image for El problema de confianza que Emacs resolvió y los agentes IA ignoran

Juan Torchia

Apr 20

El problema de confianza que Emacs resolvió y los agentes IA ignoran

#spanish #espanol #reflexiones #seguridad

9 min read

Cover image for Defluffer promete -45% en tokens. Yo medí el costo semántico del ahorro y es incómodo

Juan Torchia

Apr 20

Defluffer promete -45% en tokens. Yo medí el costo semántico del ahorro y es incómodo

#spanish #espanol #experimentos #llm

9 min read

Cover image for Por qué los trenes de Japón son tan confiables (y qué tiene que ver con tu infra de software)

Juan Torchia

Apr 20

Por qué los trenes de Japón son tan confiables (y qué tiene que ver con tu infra de software)

#spanish #espanol #opinion #infraestructura

9 min read

Cover image for Agentes IA que pasan tus tests. Ese es el problema.

Juan Torchia

Apr 20

Agentes IA que pasan tus tests. Ese es el problema.

#spanish #espanol #reflexiones #llm

9 min read

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