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John R. Barker
Retired
John R. Barker has a diverse background that includes serving as a Marine and transitioning into backend development with proficiency in various technologies. With expertise in Ruby, PHP, Go, Node.js, Redis, RabbitMQ, MySQL, PostgreSQL, RethinkDB, and Elasticsearch, John prides himself on his work quality and perseverance. He is known for admitting when he doesn't have an answer but excels in finding solutions. Constantly learning and exploring new technologies, John engages in open-source projects besides expanding his knowledge through continuous education.