POS IBM TOSHIBA 4690 POS hardware devices Linux Unix

RPG/400 RPGLE CL/400 SQL/DB2 Java

Android testing and troublesho... testing web applications test plans Chrome developer tool automation testing

TCP/IP Microsoft Exchange 2010 and 20... VDI Windows 7/ 8 /10 O365

Java Spring boot micro services REST API Apigee API Gateway

3GPP specs Mobile device testing QxDM QCAT Wireshark

Core Java Data Structures Concurrency/multi-threading Spring Boot microservices

AWS cloud. IoT devices MQTT.

cloud services DevOps. Java C/C++ Scala

AWS services K8s containerization Helm charts pipelines

Python NodeJS Jenkins AWS services Kubernetes

Load runner Performance center web services Ajax TruClient .net

SOA Suite 12c Layer 7 API gateway XML XSLT XQuery

Google Cloud Platform AWS Micro Services TCP/IP HTTP

Windows 10/11 Azure O365 MacBook VOIP