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Technical Experience & Skills

Programming Languages:​

kotlin Kotlin, java Java, javascript Javascript

Scala, Haskell, Python, C++, C#, PHP, perl

XPath, XSLT

Technologies & Services:​

IBM

IBM Cloud Pak for Data

IBM Datastage REST API, IBM Watson REST API

IBM InfoSphere DataStage

Databases​

oracle Oracle SQL, PL/SQL, MySQL, MariaDB

Frameworks​

antlr ANTLR: AST, LL parsing

Spring Boot, Ktor

Web: HTML, CSS, JavaScript, Lit, Web Components, jQuery, Selenium, Ext JS

Docusaurus

REST API, GraphQL

Elasticsearch, Lucene

Technologies & Services:​

Git, CI/CD (GitHub Actions), Docker

Gradle, Maven

Stripe, Grafana

Microsoft Azure DevOps, AWS S3,

Big Data, Apache Spark

Micro Services

Java concurrency / Kotlin coroutines

YourKit

Intellij IDEA, VS Code.

Methods & concepts​

Data Warehousing, ETL/ELT, Database Design

OOP, DSL, functional programming

web sockets

Markup languages:​

Markdown, XML, JSON, YAML

Work methodology​

Agile development, Kanban, SCRUM.