Summary
Wiliam Joaquim is a pragmatic software developer with eight years of hands-on experience building back-end and full-stack systems across startups and SMBs in Brazil. He specializes in Go, Node.js/TypeScript, Elasticsearch and relational databases, and has driven end-to-end delivery from integrations and internal tools to deployed services on AWS. Comfortable across Ruby/Rails, React and legacy PHP stacks, he pairs SOLID-driven engineering with practical ORM and deployment choices like Prisma, Postgres and Heroku. At Collection he focused on scalable back-end work with Go and Elasticsearch, and now contributes similar expertise to Tempo Certo Solucoes. His formal study in cyber defense complements a production mindset, giving him an edge in secure, robust system design.
9 years of coding experience
8 years of employment as a software developer
Estácio de Sá University