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.

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Operations dashboard representing a marketplace automation platform

Case Studies & Personal Brand

How I would design a Wallabot-style system today

A stable marketplace platform separates policy-aware workflows, connectors, queues, data and human approvals.

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Calculator and financial documents representing the total cost of software

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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Infrastructure & DevOps

How to run workers as a Linux service without constant crashes

Durable workers need one supervisor, graceful lifecycle, job safety, observability and controlled deployments.

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Mobile Automation

Appium for Android: a practical guide to automating real apps

Reliable Android automation combines Appium, deterministic device state, explicit limits and useful telemetry.

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Mobile Automation

RabbitMQ for bot automation: a practical architecture

RabbitMQ coordinates automation reliably when messages are small, workers are idempotent and failures have bounded recovery paths.

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Cases & Personal Brand

How to automate marketplace listing publication and renewal

Reliable listing automation coordinates approved content, platform rules, scheduling, idempotency and human review.

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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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Scraping & Leads

Ethical scraping: what data to extract and what limits to respect

Ethical scraping collects the minimum justified data through a stable, rate-limited and traceable process.

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Instagram & Proxies

Instagram IP rotation: when to rotate and when not to

Rotate IPs for a documented operational reason, not as a substitute for stable sessions and responsible account behaviour.

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Instagram & Proxies

Mobile proxies vs Android emulators: what works better for Instagram?

A proxy changes network routing; an emulator reproduces a device environment. Neither replaces compliant account operations.

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CTO & Product

How to choose a technology stack for a new product

Choose the smallest proven stack that fits the product, team and operational constraints.

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Applied AI

How to integrate AI into a SaaS without rebuilding the product

Add AI as a bounded capability around a measurable workflow, not as a rewrite of your SaaS.

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