Fernando Murillo
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Software engineer · App consulting

Build.Modernize.Scale.

I help teams ship and evolve production applications — architecture, performance, and delivery — with senior ownership from Quito, Ecuador.

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Quito, Ecuador · Remote · English & Spanish

Quito, Ecuador · Remote · English & Spanish

6+

Years shipping production apps

62%

Technical debt reduction on a live platform

8

Teams aligned on a shared app platform

30%

Faster delivery after architecture changes

Services

01. Build

Ship apps that hold up in production.

Greenfield or new product slices with TypeScript, solid architecture, and end-to-end ownership through release.

  • React
  • TypeScript
  • Next.js
  • APIs
Build with me
02. Modernize

Move legacy apps forward without freezing delivery.

Migrations, platform splits, performance work, and debt paydown — sequenced so teams keep shipping.

  • Migrations
  • Architecture
  • Performance
  • Technical debt
Modernize a product
03. Scale

Raise the bar for how your product team ships.

Architecture decisions, mentoring, PR standards, and practices that improve speed and quality across the squad.

  • Technical leadership
  • Mentoring
  • CI/CD
  • Quality
Scale your engineering

Selected work

Banking & enterprise

Modular app architecture across a multi-team banking platform

+30% delivery speed

React · Angular · Module Federation · 8 teams

Discuss this work

E-commerce modernization

Migrating a legacy commerce platform toward modular apps and Clean Architecture

62% less tech debt

React · TypeScript · Checkout · VTEX

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Delivery & enablement

AI-assisted engineering workflows that shortened feature and test delivery

2h → 45m

React · Mentoring · Cursor · Quality

Discuss this work

Client names stay confidential. Glad to walk through outcomes on a call — or review my CV together.

Start with the engagement that fits now.

01Focused SprintFrom $1,200

About one week to unblock a feature, migration step, performance issue, or architecture decision with clear deliverables.

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02Launch LandingFrom $1,800

A polished marketing or portfolio landing — bilingual-ready, SEO-aware, and production-hosted — to start conversations.

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03Product EngagementFrom $4,500

A scoped build or modernize slice with senior ownership: architecture, implementation, and handoff.

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04Embedded RetainerFrom $3,200/mo

Part-time partnership for continuous delivery, reviews, and technical leadership. Full-time capacity quoted on request.

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Prices in USD, starting points for clear scope. Final quote after a 30-min call — calibrated for Ecuador and international remote work (GMT-5).

About

Senior ownership for apps — with consulting clarity.

Software engineer with 6+ years shipping high-performance applications across banking, e-commerce, and enterprise platforms. I design modular architectures, drive performance at scale, and mentor teams — with working .NET/API fluency so ownership goes from UI to production. Based in Quito; available remote worldwide in English and Spanish.

Book a CallTech portfolio
  • React
  • TypeScript
  • Next.js
  • Node.js
  • Angular
  • .NET
  • Tailwind CSS
  • AWS

Let's talk

Have a challenge or an app to move or build?

Book a free 30-minute intro. We’ll clarify scope, fit, and a sensible first engagement — no long sales cycle.

Book a 30-min Call

Open for select consulting engagements · Replies within 1–2 business days