Robert Cottle
@robertcottle
Senior backend engineer building secure, scalable microservices with OAuth2/JWT for global enterprises.
JapanWhat I'm looking for
I’m a Senior Backend Engineer with 10+ years building secure, scalable backend systems for global enterprise platforms, specializing in authentication and authorization systems (OAuth2/JWT). I focus on improving system security, reliability, and maintainability in distributed environments while modernizing legacy systems for production readiness.
I’ve delivered secure services across large-scale microservices and complex integrations, including migrating sensitive configuration to AWS Secrets Manager and strengthening security posture through dependency modernization. I enjoy async collaboration with international teams, mentor engineers, and keep work deliverable-focused—remote-first, with Osaka-based hybrid only when needed.
Experience
Work history, roles, and key accomplishments
Develop and maintain Java-based microservices for a large-scale order management ecosystem with complex external integrations. Improve reliability and maintainability through architectural refinements and code quality improvements while collaborating with multicultural onsite and distributed teams.
Strengthened production security posture by modernizing dependency management and removing vulnerable components to improve resilience and compliance readiness. Migrated sensitive configuration data to AWS Secrets Manager and modernized CI/CD with AWS CDK to improve deployment consistency and operational efficiency.
Education
Degrees, certifications, and relevant coursework
Georgia Southwestern State University
Bachelor of Science, Computer Science
Earned a Bachelor of Science in Computer Science from Georgia Southwestern State University.
Tech stack
Software and tools used professionally
Availability
Location
JapanAuthorized to work in
Job categories
Skills
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