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Juan Sebastián Martínez Noreña

Software Engineer · Full-Stack, DevOps & Infrastructure

Available now · remote, hybrid or on-site

Location
Boyacá, Colombia
Education
Systems and Computing Engineering · Universidad Pedagógica y Tecnológica de Colombia (UPTC), 2026
Languages
Spanish (Native) · English (Upper-intermediate (B2))

About me

I build web applications and make sure they run reliably in production. I was the technical lead for seven applications at the Government of Boyacá used by hundreds of public servants, from code to servers.

Experience

Software & Infrastructure Engineer (Tech Lead)

Government of Boyacá — IT Department

Aug 2025 – Aug 2026 · 1 yr 1 mo

  • Cut infrastructure by 57% (7 to 3 virtual servers) by unifying the applications on Docker and Nginx.
  • Led 7 production applications used by hundreds of public servants.
  • Set up monitoring and automatic alerts across the infrastructure (Zabbix, Uptime Kuma).
See full journey

Featured projects

Infrastructure consolidation

From 7 to 3 virtual servers without losing service

57% less infrastructure and centralized visibility of every service's health.

  • Docker
  • Docker Compose
  • Nginx
  • Zabbix

Teacher application platform

Online teacher applications and transfers for the Department of Education

A centralized, digital process for teachers across the department.

  • Node.js
  • PostgreSQL
  • Docker

Distributed student application

Cloud-based management of students, courses, teachers and seats

Working application with open-source code on GitHub.

  • TypeScript
  • Angular
  • Azure
  • PostgreSQL

Skills

I build applications

  • TypeScript
  • JavaScript
  • Java
  • Python
  • Next.js
  • NestJS
  • Angular
  • React
  • Node.js
  • Prisma

I ship them to production

  • Docker
  • Docker Compose
  • Nginx
  • GitHub Actions
  • Git

I keep servers stable and secure

  • Nutanix AHV
  • AlmaLinux
  • Windows Server
  • Zabbix
  • Uptime Kuma
  • Keycloak
  • fail2ban

I manage data

  • PostgreSQL
  • Oracle SQL
  • MySQL
  • SQLite
  • MongoDB

I document and lead teams

  • docs-as-code
  • ADRs
  • Twelve-Factor
  • Tech leadership

Cloud

  • Microsoft Azure
  • Google Cloud

Education & courses

Systems and Computing Engineering

Universidad Pedagógica y Tecnológica de Colombia (UPTC) · 2026

Courses

  • Hackathon Boyacá Innovate 2025 — Cárdenas Visión Business Challenge (1st place)Boyacá Innovate · 30 h
  • Java ProgrammingBoomlabs Computer Science · 200 h
  • Java Diploma CoursePolitécnico de Colombia · 120 h
  • Google Cloud (4 courses)GCP Foundations Academy · 40 h

Have a project?

I also take on specific projects: web applications, Docker deployments or server setup. Tell me what you need.

Get in touch (opens in a new tab)