Mateo Fernandez
Senior Software Engineer · Medellín, Colombia
Builds and ships web platforms end to end. Based in Medellín, Colombia.
Trust score
6
Verified
5
Evidence
5.5
Yrs exp
Skill depth
framework
database
cloud
devops
technical
soft skill
Experience
Senior Software Engineer
Blue Reef Labs
2024-now
Software EngineerEmployer validated
Halcyon Systems
2020-2024
Junior DeveloperEmployer validated
Blue Reef Labs
2018-2020
BSc Computer Science
UWI Mona · 2016 · First Class Honours
Professional Certificate in Computer Science
UWI Open Campus · 2025
Achievements
38% infra cost cut
Platform migration lead
Led the migration of a monolith to containerised services.
+12% conversion
Checkout rebuild
Rebuilt a payment flow used by thousands weekly.
Proof map
Every skill, plotted claimed depth × verification strength. Claims-only platforms have no vertical axis.
Role fit
Full-Stack Engineer
Engineering
Dimension scores computed by the Hiofu match engine
Expand to see the exact per-skill arithmetic behind the 50%.
Trust score over time
Evidence locker
Node.js certification
Google Cloud · 2026
Mentoring validated in role
Mango Byte Studio · 2026
AWS validated in role
Northstack · 2026
PostgreSQL proficiency assessment
TestGorilla · 2026
System Design validated in role
Blue Reef Labs · 2026