MS-SQL, Maven, PostgreSQL, Spring Boot, Kafka, JUnit, Sap Hana, Docker, Swagger, MySQL, Oracle, Spring Rest, AWS, Java, Docker Swarm, Hibernate, Hadoop, Apache Spark, Activemq, Redis, Spring, Jenkins, Git, Azure, Kubernetes

Java, Automation Frameworks, Python, Data Validation

.NET, C, Xml, Sql, Wpf

Query Optimization, Java, Devops, React, Continuous Delivery, Continuous Integration, Performance Tuning, SQL Server, Web API development, T-SQL scripting

Cybersecurity awareness IEC 62443 principles, Siemens PLC platforms S71200 S71500 ET200 family, Safety PLC programming, SCADA and data connectivity WinCC Unified MQTT SQL or MES, Industrial communication protocols PROFINET PROFIBUS OPC UA, STL and SCL program language, Siemens Drives G120 S120, TIA Portal V15

Java, Continuous Integration, Web Applications, Tdd, Continuous Delivery, Agile, Kotlin, pair programming

Cobol, DB2, JCL, Agile Methodologies, CICS, ZOS Connect API development, DevOps practices, Performance Tools, IMS DB DC

object storage , C, predicate pushdown, similarity-aware query planning, hybrid retrieval capabilities, distributed systems concepts, Database Internals, Apache Iceberg, SQL execution, Indexing, semantic joins, AI retrieval capabilities, performance-sensitive systems, storage engines, unstructured data substrates, query processing, scalable indexing algorithms, cost-based optimization, automated vectorization