Alfonso Subiotto Marques, a member of the SQL Execution team at Cockroach Labs, shares his experience attending GopherCon 2019 through the "Learning is Good" program, which supports employee development by providing stipends for educational activities. At GopherCon, an annual conference centered around the Go programming language, Marques found certain talks particularly impactful, including ones on Go developer tools, x86 assembly generation with the avo tool, and various profiling techniques. These sessions offered insights into Go's maturity, valuable tools for improving performance, and a deeper understanding of the language's future, ultimately enhancing his skills as an engineer. Marques appreciates Cockroach Labs' commitment to professional growth and looks forward to future learning opportunities.