About

Rafael Zeffa is a highly skilled software engineer with over 13 years of relevant experience in the field. He is passionate about solving business problems by providing software solutions, and he takes pride in writing beautiful and readable code. Rafael's favorite technologies and fields include JavaScript, Java, Microservices, and Automated Testing. Currently, Rafael works as a Software Engineer at Ladders, where he utilizes technologies such as React, Next.js, Node.js, Clojure, TypeScript, MariaDB, ElasticSearch, AWS, and Docker. Prior to this, he worked as a Software Developer at Nearform, where he utilized Node.js, React, TypeScript, Fastify, Azure, and MS SQL Server. He has also worked as a Full Stack Developer at Clevertech, where he was responsible for architecting and building an eCommerce platform from scratch. He implemented business logic for order placement, payment, taxes, shipping, inventory, and warehouse, and integrated the platform with third-party services like Stripe, TaxJar, and UPS. Rafael implemented caching, performance, and reliability optimizations using technologies such as Node.js, React, GraphQL, Apollo, Postgres, Redis, AWS, and Kubernetes. Rafael holds a degree in Technologist in Information Systems from Unopar - Universidade Norte do Paraná, where he studied Information Technology. His tech stack includes Software Engineering, JavaScript, AWS, TypeScript, NodeJS, SQL, testing, Docker, Elastic Search, Microservices, Clojure, Azure, Java, Redis, Kubernetes, Postgres, and Integration. Overall, Rafael is a highly skilled software engineer with a passion for solving business problems and writing beautiful code. He has extensive experience in a variety of technologies and fields, making him a valuable asset to any team.