Daniel – Ruby on Rails, PostgreSQL, Java

Daniel worked as a technical consultant responsible for assisting customers. His role involved providing training, offering architecture guidance, and developing custom extensions on behalf of customers. More recently, he joined a team responsible for creating cloud product innovations aimed at addressing the functional gaps in certain products for specific industries and regions.

• Supported a dozen customers to overcome huge surge events (such as Black Fridays) with zero instability and downtime;
• Implemented several product features, including performance improvements in data import processes and promotion evaluation;
• Successfully supported several customers' migration from on-prem to the cloud.

A product designed to assist law firms in handling litigation cases more effectively.

• Successfully upgraded Ruby on Rails from 4.2 to 6.1;
• Made performance improvements;
• Implemented several valuable product features, including integration with 3rd-party DAM providers, simplifying the document processing pipeline, and document searching.

Shipment Tracking is a module designed to support Brazil's e-commerce operations and provide its customers with an easy-to-use and accurate method for tracking the delivery of their orders.

• Did the integration with 40+ logistic operators in Brazil;
• Effectively led a team of 18 software developers, testers, scrum masters, and Product Owners on a large-scale logistics/e-commerce project;
• Managed the successful development of a new (agile philosophy-based) delivery tracking and carrier relationship system on schedule and budget, increasing revenue by 60% that year;
• Conducted code reviews and performance tests. Uncovered and fixed errors or inefficiencies by improving architecture to optimize performance.

An electronic payment processing company that operates within the Brazilian e-commerce ecosystem.

• Implemented a subscription-based payment model, which supported several new business use cases;
• Designed and implemented customer ledger, so customers could have a better user experience managing their payments and incoming revenue;
• Made performance improvements to support customers during Black Friday.