Brian Giovannetti

Senior Backend-Focused Full Stack Engineer with 8+ years of experience building scalable microservices, high-volume APIs, and distributed systems using Node.js, TypeScript, and NestJS. Currently working on enterprise-grade HCM integrations for ADP across US and Canada. Previously participated on systems supporting 25,000+ employees and hundreds of thousands of daily transactions at Argentina's national railway operator.

Senior Full Stack Engineer at SLINGR (ADP Client) (2022-08 – Present)

• Collaborated on building backend microservices using Node.js, TypeScript, and NestJS, handling complex business rules and multi-system integrations
• Contributed to distributed systems with high reliability requirements in a polyglot environment (Node.js, Go, Spring Boot)
• Participated in the rollout of ADP US/Canada HCM solution, building and integrating services with external HR systems
• Designed and maintained RESTful APIs, focusing on data consistency and system reliability
• Collaborated in microfrontend architecture using React and Stencil.js within a multi-team ecosystem
• Handled inter-service communication challenges including timeouts, retries, and partial failures in distributed systems

Full Stack Dev at Argentine Trains Operations (2017-04 – 2022-08)

• Designed and built internal web systems across multiple business units of Argentina's national railway operator, used daily by ~100 internal users across departments
• Participated in development of payroll system for 25,000+ employees, automating salary calculation workflows
• Developed high-volume systems processing hundreds of thousands of daily transactions
• Owned end-to-end system development: backend APIs, database design, and frontend applications

QA Automation Engineer at Softtek (2016-07 – 2017-03)

• Developed automated test suites using Selenium for regression testing
• Performed functional analysis and production support

Junior Dev at Information Systems Engineering Laboratory UTN LINES (2015)

• Developed web systems for OCEBA (Buenos Aires Energy Control Agency) as part of a university research lab project

Information Systems Engineering in Information Systems Engineering – National Technological University – FRLP (2020)

Training in QA Test Case – QA Automation – Belatrix (2016)

Training in Agile software development – Scrum – Accenture (2015)