Java, C, Networking, Scala, Cloud Architecture, Oracle Cloud, Terraform, Rest API Development, Ansible, Puppet, Azure, Python, AWS, Chef, Security, Packer, Relational Databases, Monitoring

Java, Scala, Spring Boot, Angular, Concurrency, Git, Linux, Python, D3.Js, Production-quality code, Race conditions, Futures, JVM internals, Consistency, failure modes, Memory model, Thread scheduling, Async models, Ordering, Distributed systems fundamentals, Back-pressure, Debugging workflow