esedark
technical dark workspace with laptop and coding screens

blog / notes / systems / operations

Posts, field notes and technical ideas with commercial intent.

This is where I publish about DevOps, CTO work, SaaS, automation, bots, infra, AI, OpenClaw, MCP and real systems.

DevOps
systems, infra, delivery

architecture, execution and operational thinking.

SaaS
product and business

building products that can validate, sell and scale.

AI
agents and tooling

practical AI, automations and technical leverage.

latest posts

Fresh posts from the content engine.

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XProxy LTE mobile proxy hardware kit

Instagram & Proxies

xProxy: build your own LTE and 5G mobile proxy infrastructure

How xProxy helps agencies and operators build dedicated LTE/5G mobile proxy infrastructure instead of depending only on rented proxy pools.

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Technical workstation with code and systems dashboards

technical notes

Hire a technical CTO: work with me

What I can solve as a technical CTO: architecture, automation, AI, responsible scraping, Laravel, Node and infrastructure.

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CTO & Product

How to work with freelancers without losing technical control

Keep ownership of architecture, access and delivery while freelancers provide focused execution capacity.

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Instagram and Proxies

Why an Instagram account gets blocked even when you use a proxy

A proxy changes network routing, but it cannot repair inconsistent sessions, excessive activity or non-compliant automation.

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CTO & Product

Why cheap software usually costs more

The lowest quote is rarely the lowest total cost when software must survive real users, integrations and change.

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IA Aplicada

Why AI projects fail before production

The real reasons AI initiatives stall, plus a practical production-readiness checklist.

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Cases & Personal Brand

When I say no to an automation project

Good automation starts by rejecting workflows that cannot be made compliant, observable and economically stable.

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Casos & Marca Personal

What a small business can automate on a small budget

Where small-budget automation creates real value and where it usually becomes waste.

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Applied AI

How to use AI to classify buyer messages automatically

Turn incoming buyer messages into reliable, traceable categories without letting a model make uncontrolled decisions.

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Mobile Automation

UiAutomator2 explained for backend developers

What UiAutomator2 actually does inside Appium, where it fits and how to keep Android automation stable.

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Infrastructure and DevOps

Ubuntu server: essential checklist before production

Prepare an Ubuntu server for production with secure access, controlled services and tested recovery.

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Scraping & Leads

Technical lead generation: scraping, enrichment and AI

How to build lead generation systems that combine scraping, enrichment and AI without losing quality control.

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