CodeByMike
Available · Q3 2026 · Selective

Softwareengineeringwith purpose.

I'm Mike — a Senior Software Engineer specializing in scalable architecture, obsessive performance, and world-class user experiences. Full-stack, from the data layer to the UI.

Currently
Nexus Analytics · Build phase
MediCore · Maintenance
React/01TypeScript/02Next.js/03Node.js/04ClickHouse/05GraphQL/06WebRTC/07D3.js/08Tailwind/09Postgres/10AWS Lambda/11React Native/12React/01TypeScript/02Next.js/03Node.js/04ClickHouse/05GraphQL/06WebRTC/07D3.js/08Tailwind/09Postgres/10AWS Lambda/11React Native/12
/01What I do
Practice

I engineer the systems where scale becomes invisible. Then I ship them.

20+
Shipped products
5 yr
Independent
8
Industries served
NowMay · 2026
Deep in the Nexus Analytics build phase — shipping the realtime aggregation layer this week.
71%
Capabilities
  • Scalable architecture · Mono/micro
  • Frontend engineering · React / TS / Next
  • Performance · Core Web Vitals
  • Design systems · audit & build
Base
Bogotá
4.71°N · 74.07°W · GMT−5
Press
Smashing Magazine'25
A List Apart'24
Awwwards · SOTM'24
Inbound
First reply within 18 hours · 5 days/week.
Briefs scored by fit & timing.
/02Selected work · 2023 → 2026

Projects shipped. Problems solved.

Each deployed to production. Each replaced a system the team had given up on.

Nexus
/01 · 2025
Lead Architect
Next.js · ClickHouse · AWS Lambda + 3 moreOpen case

Nexus Analytics

Fintech

Financial analytics platform processing millions of transactions daily with sub-100ms latency.

RealtimeData vizFintech
50TB+ data processed
MediCore
/02 · 2024
Senior Full Stack
React Native · Node.js · WebRTC + 2 moreOpen case

MediCore

Healthcare

HIPAA-compliant telemedicine platform with end-to-end encrypted video consultations.

HIPAAWebRTCMobile
15k active users
Headless
/03 · 2023
Architect & Frontend
Next.js · GraphQL · Stripe + 3 moreOpen case

Headless Commerce

Retail

Headless commerce platform with hybrid rendering and geo-targeted edge middleware for extreme performance.

HeadlessPerformanceE-commerce
1.9s lcp
/03Open Source

Latest GitHub Activity

Exploring ideas and building tools in public.

/04How we work

A four-step engagement, calibrated to your speed.

/01Week 1–2

Audit

Two-week deep listen — every workflow, every bottleneck, every workaround.

/02Week 3

Frame

Map the decision surfaces. Name what's load-bearing vs cosmetic.

/03Week 4–8

Prototype

Real code, real data, real seams. Tested with the people who'll use it.

/04Week 9+

Ship & grow

Build alongside your team. Leave them a system they can own.

/05Brief intake

Tell me what's stuck.

Every field runs through a regex validator and sanitizer before landing in my CRM. Real briefs only.

Corporate email required — generic providers are auto-rejected to keep the queue clean.
Engagements start at $15,000 USD. Anything smaller, I'll happily refer.
I reply within 18h Mon–Fri.
Validation engine
  • email → corp + RFC subset
  • budget → $N,NNN[.NN] [k|m] [USD]
  • url → ^https?://… + TLD
  • note → <script> / on* stripped
form · live validation
0/5 fields
Inputs sanitized · sent over TLS