Systems I can manage
I can review your servers, networks, and virtual environments, help resolve an incident, or plan a migration with validation and rollback steps.
See how I can help →SYSTEMS ADMINISTRATION · BACKEND · INFRASTRUCTURE SECURITY
I'll help you get things in order.
And understand what you have.
I'm Eliezer Molina. I manage systems and networks, build software, and review infrastructure security. I start by understanding the problem, then explain how I can help.
Verse of the day
Finally, brothers, whatever things are true, whatever things are honorable, whatever things are just, whatever things are pure, whatever things are lovely, whatever things are of good report: if there is any virtue and if there is anything worthy of praise, think about these things.
Philippians 4:8 · WEB
World English Bible Classic · Public domain · Source
WHAT I CAN HELP WITH
My work starts with understanding yours.
Software I can maintain
I can build or review your backend, connect services, and work with the tools you already use. I want the system to meet your needs and give you room to develop it further.
See how I can help →Risks I can help you reduce
I can review access, firewalls, and configuration to identify what needs attention. I'll explain the risks and what to address first, with evidence.
See how I can help →I can also help with servers, hosting, and streaming or with a website and custom tools.
HOW I WORKBefore I change anything,
Before I change anything,
I need to understand it.
I want to solve the problem and make sure you understand the decision. I document what I find, explain your options, and agree on the scope with you before making changes.
- I listen and review. I start with your situation and verify how things stand.
- I explain what I find. I separate urgent issues from what can wait.
- We agree on the next step. I define the work, its impact, and how to roll it back.
- I verify and document. I check the result and explain what I changed.
TRAINING
See all my training →A look at what I've learned along the way.
Linux Server AdministratorEducatekaView certificate ↗Linux from Beginner to SysAdminEducatekaView certificate ↗Professional PHP ProgrammingSDQ Training CenterView certificate ↗
Systems, networking, and development. 16 credentials and their documents, grouped by subject →
HOW I THINK THROUGH THE WORK
Visit my blog ↗ · In SpanishI also share what I learn.
On my blog I share lessons from infrastructure, software development, and security. Browse articles ↗
FROM THE SERVER TO THE MICROPHONE
Visit my channel ↗Cultura Digital on video.
Do You Search for Your Bank on Google? How to Avoid Fake Websites
Watch video ↗
Legado digital: ¿quién cuidará tus datos, cuentas y fotos? | Cultura Digital
Watch video ↗
Un QR no es un sello de confianza | Cultura Digital
Watch video ↗
¿Ese video es real? Tres comprobaciones antes de compartir | Cultura Digital
Watch video ↗
Cómo proteger a nuestra familia en tiempos de inteligencia artificial | Cultura Digital
Watch video ↗
Farmear aura: cuando lo viral empieza a parecer normal | Cultura Digital
Watch video ↗Prefer to listen? Cultura Digital is also on Spotify ↗
LET'S START WITH A CONVERSATION
Tell me what you need to solve.
It could be a failing server, a system you need to improve, or a technical decision you want to review. I'll tell you whether I can help and what I need to know to scope the work.
For business technology services, you can also visit MolinaTec ↗.