ivan

Software maker @i_Trader_PRO 😎👨🏻‍💻®️ 101101 yo 🤘🏻💙❤️

[ivan @imoyano]

Your microservices are a distributed monolith if you can't deploy one service without coordinating with 5 others.
Boundaries matter more than architecture diagrams.

#SystemDesign #Backend #Engineering

[ivan @imoyano]

Your system doesn't scale because you designed it for the wrong problem. Most engineers optimize for a bottleneck that never existed. Profile first, architect second. #SystemDesign #Backend #ProductionCode

[ivan @imoyano]

Your AI copilot writes code faster than you can review it. But velocity without judgment is just technical debt. Senior engineers need a new playbook for AI: https://t.co/veS7PQrvoL #AI #Engineering

[ivan @imoyano]

Spent 6 years optimizing the wrong thing. Every ms of latency costs you money, users, and sanity. If your backend can't answer in <100ms, you're already losing. Measure it. Own it. Fix it. #Backend #Engineering #ProductionCode

[ivan @imoyano]

@LukioTec wow! 😮 great job!

[ivan @imoyano]

Your cache layer is not a band-aid. If you're adding caching to fix latency, you've already lost at the design layer. Fix the query first. Cache is acceleration, not salvation. #SystemDesign #Backend #ProductionCode

[ivan @imoyano]

@LukioTec 💯 The biggest performance wins I've seen didn't come from adding infrastructure, they came from removing unnecessary complexity 😎

[ivan @imoyano]

Your microservices architecture isn't slow because you're using microservices. It's slow because you didn't think through your observability before you split the monolith. Measure first, split second. #Backend #SystemDesign #ProductionCode

[ivan @imoyano]

Scaling isn't about micro-optimizations. It's about knowing when to say 'no' to complexity. Most teams over-engineer for load they'll never see. Ship simple. Measure first. Architect second. #SystemDesign #Backend #Engineering

[ivan @imoyano]

Microservices don't scale teams, good APIs do.
You can shard databases all day, but if your internal contract changes, you're rebuilding everywhere.
Design the interface first, implementation second.
#SystemDesign #Backend #Engineering

[ivan @imoyano]

AI in code review isn't about replacing engineers—it's about freeing them from grunt work. Let humans focus on architecture and trade-offs. Read: https://t.co/haHNJ1nHYS

#AI #Backend #Engineering

[ivan @imoyano]

The most expensive bugs I've seen weren't in the code. They were in the assumptions nobody wrote down. #ProductionCode #Engineering #Backend

[ivan @imoyano]

Most 'AI-powered' features are just a wrapper around an API call with no fallback, no eval, no monitoring. You're not building AI products. You're building fragile glue. #AI #Backend #ProductionCode

[iTrader @i_Trader_PRO]

La disciplina no es opcional. Es el activo más valioso de un trader. Sin rutina, no hay consistencia. Sin consistencia, no hay resultados. #trading #educación #stocks

[ivan @imoyano]

Most backend bugs aren't logic errors. They're wrong assumptions about state. Two services that disagree on what 'now' means will eventually corrupt your data. Clock sync is infrastructure. Treat it that way. #Backend #SystemDesign #Engineering

[ivan @imoyano]

Your system isn't slow because of your DB. It's slow because you never designed for the actual read/write ratio in prod. Observability first, optimize second. #SystemDesign #Backend #ProductionCode

[ivan @imoyano]

Horizontal scaling fixes throughput, not latency. If a single request is slow, adding more servers just means more machines handling a slow request. Fix the request first. #SystemDesign #Backend #Engineering

[ivan @imoyano]

Microservices don't fail loudly. They fail silently, partially, at 3 AM when no one knows which service is lying. Design for partial failure first. #SystemDesign #Backend #Engineering

[ivan @imoyano]

Your AI pair programmer is confidently wrong more than you think — and that's the real danger. New post on calibrated trust in AI-generated code. https://t.co/JQtsfTDifB #AI #Engineering #Backend

[ivan @imoyano]

@beauti_animals Sant-IA-go 🇨🇱