Guilherme Anselmo Email & Phone Number

São Paulo, Brazil

- I spearheaded the implementation of a groundbreaking AI product in Arena. This product can comprehensively scan an entire e-commerce website, understand its content, and recommend products based on the user's natural language query, which improves conversion rates. I leveraged the power of OpenAI, Langsmith, Typescript, Nest.js, and React to develop this.

- I implemented the SSO login feature, which was pivotal to closing a deal with one of the most prominent media outlets in the world. They became our biggest client, leading our revenue to a 7% increase. In this initiative, I also implemented Arena's first Nest.js project, which was the first step in building new features outside our legacy monolith..

Brazil

- I implemented an alarm protocol that led to fewer problems being perceived by the clients and users since the engineering team could take action before it needed to be contacted by support. This protocol led to a more than 90% reduction in open support tickets. I implemented the Datadog by using Datadog Monitors, Node.js, and Typescript.- The.

- Started spreading the data culture to the CS team, by doing weekly data analysis with their teamleader.- Created a partnership with the CS to by implementing dashboard with logs, data andvisualization.

- I implemented a document analysis system that combined human and AI validation. The system reduced our validation SLA from 24 to 2 hours, significantly improving performance. I implemented this system using Typescript, Node.js, React, PostgreSQL, AWS SQS, and AWS SNS.- I created a new logging feature that allowed the CS and Products teams to better.

São Paulo Area, Brazil

• I started a startup with three associates in 2016. At the end of 2018, I leftmy job to fully dedicate myself to etanto. Initially, we had an app thatwould compare the users' grocery lists among many supermarkets.
• Creating, maintaining and improving:
• The system infrastructure in AWS
• The Node.js server
• A mobile app in Ionic/Angular
• The MongoDB database

São Paulo Area, Brazil

Implemented automated regression suite for the site of the biggestbank in Latin America. Since the site was cross-platform with most ofthe bank's core systems, we were able to catch bugs from differentsystems and architecture, with most of our tests

São Paulo, Brazil

Implemented automated regression suite for the site of the biggestbank in Latin America. Since the site was cross-platform with most ofthe bank's core systems, we were able to catch bugs from differentsystems and architecture, with most of our tests

São Paulo Area, Brazil

I worked as support to HR and legal's systems. I worked fixing bugs in ahigh-pressure environment that needed fast response to diagnose andto fix any problems that might arrive. (C, Java, and Mainframe)

Paris Area, France

Helped develop and test a new haptic and visual assistance forspinal cord surgeries

Unb