Dmitriy Shmatov
Cloud Technical Lead at Wiliot
Krakow, Lesser Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolDmitriy Shmatov is a Cloud Technical Lead with 11+ years of hands-on experience building and migrating high-load systems to cloud-native, event-driven microservices across AWS, GCP and Kubernetes. He combines team leadership with deep SRE and DevOps practice—driving IaC, CI/CD, service mesh, and FinOps initiatives while managing SRE teams and on-call operations. Dmitriy has led complex AWS Landing Zone and cloud-agnostic migrations, optimized costs using preemptible nodes, and even created custom Kubernetes operators and FluentBit plugins to solve production-scale challenges. An advocate of automation and testable infrastructure, he champions click-to-deploy platforms and secure, compliant deployments (Vault, mTLS). Active in open source and with backend contributions to notable projects like OroCRM and OroPlatform, he pairs pragmatic engineering with a strong focus on performance and reliability.
11 years of coding experience
13 years of employment as a software developer
Master's degree, Computer Science, Master's degree, Computer Science at Simon Kuznets Kharkiv National University of Economics
Github Skills (22)
unit-testing10
doctrine10
crm10
php10
symfony10
symfony-ux10
database-optimization10
magento9
acl9
access-control9
access-control-list9
performance-tuning9
database8
sql8
databases8
Programming languages (1)
Github contributions (5)
oroinc/platform
Feb 2017 - Apr 2019
Main OroPlatform package with core functionality.
Role in this project:
Backend Developer
Backend DeveloperContributions:198 commits, 9 comments in 2 years 2 months
Contributions summary:Dmitriy focused on removing code duplication and improving unit testing within the "commerce" package. Their work involved refactoring code and enabling PHP Code Coverage (phpcpd) to ensure code quality. Furthermore, they were involved in testing a currency selection feature, suggesting an interest in payment processing or financial aspects of the application. Additionally, they made contributions to email and notification functionalities.
api-platformoroplatformphpb2bsymfony
oroinc/crm
Aug 2017 - Apr 2019
Main OroCRM package with core functionality.
Role in this project:Back-end Developer
Back-end DeveloperContributions:18 commits, 1 comment in 1 year 8 months
Contributions summary:Dmitriy primarily contributed to the back-end of the OroCRM platform, focusing on optimizing database queries and resolving performance bottlenecks. Their work involved refactoring DQL queries, specifically replacing `WHERE IN` clauses with placeholders, to improve cache efficiency. Additionally, the user addressed security concerns by implementing access control lists (ACLs) for various entities and controllers. The user's contributions also extended to addressing UTF-8 encoding issues in the Magento integration and fixing issues related to pinning Grids.
crm-platformorocrmoroplatformphpcrm-system
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