jonathas.net

Featured Projects from my Portifolio

Versatile tool designed to facilitate salary conversions between different currencies and time periods. Developed in EcmaScript 6.

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This Sudoku project, developed in EcmaScript 6, features annotations, undo functionality, and hints to enhance the user experience.

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Diagrams are essential tools for visualizing processes, workflows, and data structures. Mermaid is...

In the vast world of SQL, the WITH clause, or Common Table Expressions (CTEs), stands out as...

(pt-br) Finalmente chegamos ao final da série. Aqui está o último episódio...

Senior Software Engineer at YLD / NewDay

I worked at NewDay through YLD, on a team responsible for payments, utilizing .NET Core, Cosmos, and REST APIs.
2024
Senior Software Engineer at 22 cans

Transformed software pipelines with GitHub Actions, authored open-source libraries, overhauled server architecture with AWS Lambda, and built monitoring tools using ASP.NET and EcmaScript 6.
2023
Technical Architect at Ascent

Strengthened SQL Server infrastructure, contributed to a global pharma research app, and conducted code reviews.
2022
Senior Software Engineer at KCSIT / Mindera

Built a new API for claims ticket management in the insurance industry using SQL, REST, and ASP.NET Core; contributed to a hybrid ticket type in transportation, integrated systems for customer credit and address validations, improved system resilience to 99.99%, implemented a high-speed batch process for 1 million customers, and developed a Grafana dashboard for real-time API monitoring.
2020 - 2022
Lead Engineer at Farfetch

Performed as a lead developer for the high-traffic product display page, overseeing 10,000+ requests per minute, conducted monthly one-on-one meetings with a team of ten engineers and QA professionals, balanced team backlog with the product owner, and managed feature releases and A/B testing.
2017 - 2019