Software Engineer II
you build for the edge
babel × banco popular
Alexander
Arias
Software Engineer II, Senior Professional
— systems that hold under load
.NET 10 microservices for Banco Popular de Costa Rica. Owning services in the SICUVAL banking migration, 90% test coverage, RabbitMQ contracts.
Featured · MotosGT
Craft &
Systems
Enterprise platforms with depth, intention, and an edge for how systems feel in production — from support floors to a banking monolith migration at Banco Popular de Costa Rica. .NET 10, RabbitMQ, Kubernetes, AWS, GCP. Leading AI-assisted development across the team. M.Sc. Information Security.
Happily employed — not hunting. Owning service boundaries, cutting accidental complexity, and shipping platforms that hold under real load across Central American and Costa Rican markets.
Path · chronology
The Path
B.Sc. Systems Engineering
Mariano Gálvez University of Guatemala
Solutions Developer — Ubiquo Labs
Claro, Tigo, Reach — resolved 1,300+ banking and government incidents at 90%+ SLA, automated 80% of tickets with Zendesk and MongoDB
Full Stack Developer — Ubiquo Labs
Shared Redis cache across 6 microservices in 6 countries cut opt-out validation latency 95% on 10M+ daily SMS/RCS sends · migrated API logging to Elasticsearch, cutting log-search time 80%
Software Engineer II — Babel × Walmart CAM
Led MotosGT, Walmart Guatemala's first motorcycle inventory platform (4 apps, 78 endpoints on GCP), shipped in 6 months vs. an 18-month estimate · closed 95% of security findings
Software Engineer II — Babel × Banco Popular
Owning .NET 10 microservices in SICUVAL, a Banco Popular de Costa Rica banking monolith migration, at 90% test coverage · leading the team's shift to AI-assisted development
M.Sc. Information Security
Mariano Gálvez University of Guatemala — degree conferral pending
Stack
Guide
Currently sharpened on .NET 10, RabbitMQ, and service boundaries at Babel × Banco Popular de Costa Rica — instruments chosen for production clarity, not fashion.
Languages
JavaScript · TypeScript · C# · Java · Python · Rust · SQL · NoSQL
Frontend
React · Next.js · Blazor · Vue · Angular · Storybook
Backend
Spring · Nest · .NET · Node.js · Java MVC
Data & Messaging
MongoDB · MySQL · PostgreSQL · SQL Server · Redis · Kafka · RabbitMQ
Cloud & DevOps
AWS · GCP · Kubernetes · Docker · Podman
Security & Quality
Apiiro · Snyk · SonarQube
AI-Assisted Dev
Cursor · Claude Code · SDD
Languages, backends, data, and cloud — assembled for systems that hold under real load across Central American markets.
Contact
Line
Architecture talks, collaboration, or coffee. Happily employed — open to conversation.