CTO & Product
How to validate an idea before writing any code
Validate the problem, buyer and commitment before building software; opinions are weak evidence, while time, data and payment reveal real demand.
Notes / esedark
Notes from the work.
Architecture, automation, AI and product decisions. Technical detail with the business still in view.
Mobile Automation
Common Appium installation errors on Ubuntu and how to fix them
Most Appium failures on Ubuntu come from mismatched runtimes, missing drivers, incorrect SDK paths or device permissions—not Appium itself.
Laravel & Backend
Laravel for SaaS: the base architecture I would use in 2026
A maintainable Laravel SaaS starts as a modular application with explicit tenant boundaries, durable jobs, observable operations and controlled complexity.
CTO & Product
CTO metrics to review every week
A useful CTO scorecard turns engineering activity into a short weekly view of delivery, reliability, value, cost and risk.
Costs and decisions
Cheap software: total cost, maintenance and risks
Distinguish a lean build from deferred costs with a total-cost model, maintenance responsibilities, manual-work estimates and continuity checks.
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.
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.
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.
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.
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.
Cases & Personal Brand
How to automate marketplace listing publication and renewal
Reliable listing automation coordinates approved content, platform rules, scheduling, idempotency and human review.
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.
Your next move
Tell me what needs to work better.
A product idea, a manual process or a system you have outgrown. Start with the problem; we can figure out the technology.
Let’s look at your project