Advanced experience and/or expertise with several of the following: Programming Languages: Python, Java, Java Script; Typescript, C#, working in distributed systems, object oriented programming, design patterns and design methodology; JAVA services using Spring, Maven, Microservices, multi-threading, Concurrency and parallel processing . Software security skills including secure coding, web application security and DevSecOps; Solid grasp of security concepts (authentication, authorization, encryption, digital signature, JWT), SSL, web service proxies, firewall, SAML 2.0, OpenID Connect, OAuth 2.0) .