Jorge Vargas Silva

Software Engineer III · PagerDuty

July 2024 - Present

• Build and evolve production systems in Ruby, Rails, and Elixir that support PagerDuty's incident response platform.
• Contribute to the modernization of alerting workflows, moving domain responsibilities out of a large Rails application and toward clearer service boundaries.
• Improve high-volume data lifecycle and deletion workflows with close attention to correctness, operability, and rollout safety.
• Steward shared web code by reviewing cross-team changes, diagnosing production behavior, and coordinating safe delivery across dependent systems.

Ruby, Rails, Elixir, Phoenix, MySQL, Kafka, Kubernetes, AWS

Technical Lead · Leniolabs, for Diligent

July 2023 - July 2024

• Led technical work in a six-person distributed team across Chile, Argentina, and Hungary.
• Planned and delivered product features while improving the performance of calculation-heavy business workflows.
• Participated in the technical council that shaped a new AWS infrastructure approach for a portfolio of more than ten applications.
• Contributed to Grover, an open-source Ruby library for generating PDFs with Puppeteer.

Ruby, Rails, JavaScript, PostgreSQL, AWS

Senior Software Developer · ComunidadFeliz

April 2023 - June 2023

• Focused on backend performance, rewriting expensive queries and introducing more efficient database access patterns.

Senior Software Developer · SecZetta

March 2022 - February 2023

• Delivered core features for a third-party identity governance platform used by customers around the world.
• Helped decompose a monorepo, contributed to a custom Ruby messaging system, and resolved integration defects by reproducing the complete service stack locally.
• Mentored teammates in making more effective use of Ruby, Rails, and the surrounding framework ecosystem.

Lead Software Developer · Rebuss

May 2018 - December 2019; October 2021 - November 2022

• Led a four-person team responsible for two business-critical systems, working across the stack with a backend focus.
• Modernized Ruby and Rails versions, introduced PostgreSQL audit logging, and improved operational and reporting workflows.
• Led the rollout of Rebuss inventory systems in Asia, coordinating development in China with business, R&D, and operations teams in Japan.
• Contributed JRuby version support to the ruby-build project.

Ruby, Rails, PostgreSQL, MySQL, Linux, AWS

Software Architect · Capitalizarme

July 2020 - July 2021

• Worked as an internal consultant to engineers, team leads, product managers, and the CTO.
• Defined and coordinated software, code, and infrastructure standards while supporting architecture, delivery, and team planning.