Programming language & frameworks: JS (react, node, express), HTML, CSS, Google apps script, Delphi, VBA, Python, PHP, C++; SQL & NoSQL DBs: MySQL, MS SQL, Mongo, PostgreSQL, Google BigQuery, Interbase, Oracle; ETL, DataMart: Talend, MS SSiS, SSaS, Yandex DataLens, MS Power BI, Google DataStudio, SAP Reports, MS Reports, XSLT; Collaboration: Git, JIRA, Asana, Trello, Notion, MS Project; APIs: RestApi, SOAP, Postman; Microcontrollers: SCADA, Arduino, Ladder, FXCPU PL.