Available for freelance

I build thingsfor the web.

Engineer by profession, web builder by passion. I create clean, fast, and purposeful websites for people and businesses.

8+years building
4production apps
Fullbuild → launch
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About

JM Custodio

I engineer things
that just work.

I'm JM Custodio, Site Reliability Engineer with over 8 years of experience in infrastructure, cloud, and software systems. I bring engineering discipline to every web project I take on.

On the side, I build websites for clients who want something clean and purposeful — no bloat, just good work delivered on time.

Experience

Where I've been.

2021 – Present

Site Reliability Engineer

Fintech Industry · Philippines

Working on cloud infrastructure, CI/CD pipelines, and system reliability for large-scale financial services platforms.

2018 – 2021

DevOps Engineer

Technology Industry · Philippines

Built and maintained infrastructure for web and backend services. Began the journey into cloud platforms and automation.

Projects

Things I've built.

Real web apps built for real organizations and communities.

Services

What I can build for you.

Clean, fast, and purposeful websites — no unnecessary complexity.

🖼️

Portfolio / Personal Site

A clean site to showcase your work, story, and contact info. Fast and mobile-ready.

🏪

Business Landing Page

One-page site for your business or service. Optimized for conversions and SEO basics.

⚙️

Web Application

Custom web apps with real-time data, user auth, and cloud backend. Built on Firebase or GCP.

🖥️

Hosting & Deployment

I'll deploy your site on AWS, GCP, Vercel, or Firebase with a custom domain and SSL.

2–4 week delivery🔄 2 revision rounds included🛡️ 2 weeks post-launch support

Every project starts with a conversation. Get in touch →

Process

How I work.

A straightforward process from idea to launch — no surprises, no bloat.

01

Discovery

We talk about your goals, audience, and timeline. I ask the right questions so nothing gets missed.

02

Plan & Design

I map out the structure, pick the stack, and share a preview before any code is written.

03

Build

Clean, fast code — built mobile-first with weekly progress updates so you're never in the dark.

04

Launch & Support

I deploy to your domain with SSL, run final checks, and stick around for 2 weeks of free fixes.

Most projects are delivered in 2–4 weeks. Let's start yours →

Skills

What I work with.

The same tools I use in production systems — applied to websites and apps that need to stay up.

Cloud & Infra

AWS Web Services · Google Cloud Platform

Web Dev

HTML/CSS · JavaScript · React · TypeScript · Node.js · Flutter

DevOps

Docker · CI/CD · GitHub Actions · Terraform

Databases

PostgreSQL · MySQL · Firestore

Responsive Design

Mobile-first · CSS Grid · Flexbox

Deployment

Vercel · Netlify · AWS · GCP · Firebase

Contact

Let's work together.

Have a project in mind? Send me a message and I'll get back to you within 24 hours.

Email

[email protected]

LinkedIn

linkedin.com/in/johnmarkcustodio

GitHub

github.com/jmlogd

Based in

Cavite, Philippines