Andrey Markelov
Principal Software Engineer | Cloud Architecture, DevOps & Performance Optimization Expert | Building Scalable Platforms at Atlassian
- Role
- Principal Software Engineer at Atlassian
- Location
- Danville, CA, US
- LinkedIn followers
- 500 followers
About Andrey Markelov
Principal Software Engineer with over 18 years of experience designing and delivering scalable, resilient cloud architectures across Atlassian’s core platforms, including Jira, Confluence Cloud, and global messaging and streaming systems. Brings deep expertise in Java, Kotlin, distributed systems, and DevOps, with a proven track record of accelerating deployment pipelines, optimizing infrastructure costs, and elevating system performance, reliability, and availability. Known for leading and mentoring high-performing engineering teams and fostering strong cross-functional collaboration across product, infrastructure, and operations. Active open-source contributor and technology evangelist, continuously driving innovation through adoption of modern frameworks and cloud-native best practices.
Experience
Principal Software Engineer
Apr 2022 — Present · US
Enhanced efficiency by embedding AI in CI/CD pipelines for developer support. Improved security through automated vulnerability detection- Achieved $5M in annual savings (2024) by reducing infrastructure overhead through resource tuning and strategic microservice consolidation into a high-efficiency monolith- Set strategy and standards for monorepo development to ensure maintainability, performance, and efficiency- Launched Confluence Whiteboards, a major new Atlassian product enabling real-time visual collaboration across distributed teams- Optimized backend performance via database, JVM, and engineering best practices
Education
South Ural State University (SUSU)
Master's degree, Mathematics and Computer Science
2003 — 2008
Chelyabinsk State University
Математика
2008 — 2011
Skills
- Sql
- Hibernate
- Django
- Rxjava
- Unix
- Java Enterprise Edition
- Flex
- Postgresql
- Junit
- Jira
- Groovy
- Jenkins
- Jquery
- Tomcat
- Mdx
- Selenium
- Xslt
- Mongodb
- Maven2
- Javascript
- Jsp
- Spring
- Aix
- Lucene
- Nosql
- Scrum
- Jax-Rs
- Ant
- Neo4j
- Mondrian
- Apache Velocity
- Freemarker
- Db2
- Eclipse
- Itext
- Html
- Mysql
- Rx
- Couchbase
- Poi
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