Jethro Cabaluna

Software Engineer

github.com/jethrocabaluna

linkedin.com/in/jethrocabaluna

youtube.com/@jethrocabaluna

What I do?

I build things in the digital space.

I work on web applications as a full-stack developer in my day-to-day job, and I'm also making my own game in my free time.

Senior Software Engineer

June 2021 — present

Designed and maintained AWS-based microservices in an event-driven architecture using Kubernetes and Terraform
Improved observability and reliability through enhanced logging, metrics, and alerting with Prometheus, Grafana, and OpenSearch
Scaled and optimized event-streaming pipelines, improving throughput and performance for multi-tenant systems
Boosted backend performance by resolving GraphQL N+1 issues and optimizing API and database queries
Streamlined CI/CD workflows and database migrations to support rapid, safe deployments
Mentored engineers and authored internal guides to share best practices across teams

Software Engineer

November 2019 — June 2021

Implemented a web scraping system to collect shipment tracking data from multiple ocean freight websites
Developed and maintained frontend features to provide real-time visibility of customer shipments based on scraped data
Wrote complex SQL queries for creating dashboards using Metabase to support analytics

Software Engineer

May 2018 — November 2019

Developed mobile-first, responsive websites for multiple clients with customized complex designs, in close collaboration with our design team
Contributed mainly to the development of the redesign of the company's flagship website codeandtheory.com

Cyber Security Engineer

August 2016 — February 2018

Developed scripts using an internal tool to detect multiple variants of malware by analyzing their behavior and identifying patterns in assembly code
Demonstrated expertise in reverse engineering and malware analysis, improving threat identification

2024 — ongoing

Designing and developing a 2D tactical role-playing game using Godot and C#, leveraging .NET features for gameplay systems and logic
Implementing core mechanics such as turn-based combat, grid-based movement, and character progression
Owning the entire development cycle including gameplay programming, pixel art, music, and game design
Inspired by Final Fantasy Tactics and Tactics Ogre titles

2022

Built a privacy-focused, decentralized messaging application leveraging Web3 technologies and blockchain
Designed, developed and deployed smart contracts using Solidity

I am casually looking for new opportunities as a full-time, part-time, or freelance software engineer.