Axel J.

Axel J. is a Senior Backend Engineer with over six years of experience specializing in scalable backend systems architecture and development. Based in Buenos Aires, Argentina, Axel has honed his expertise in the integration of APIs, design of microservices, and optimization of resources, ensuring that the solutions provided are both efficient and ready for production. During his career, Axel has focused on writing clean, well-documented code that supports end-to-end solutions within distributed and modular architectures. He has a comprehensive skill set that includes programming languages such as Kotlin, Java, Scala, and C, and is well-versed in using databases like MongoDB, MySQL, and Cassandra. Axel's technical stack extends to infrastructure components like Docker and monitoring tools including New Relic and Grafana, with a strong emphasis on observability and performance profiling. Additionally, he is adept at utilizing RabbitMQ for messaging and is available for freelance projects starting June 2026.