Oleksandr T.
Summary
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RockstarOleksandr T is a Senior Expert Systems Engineer with over a decade of hands-on experience delivering resilient, cloud-native infrastructure and automation across AWS, GCP, and Azure. He combines deep Linux and Windows Server expertise with certified skills in Kubernetes, Terraform, and HashiCorp Vault to design and operate large-scale, secure platforms for gaming and enterprise customers. A pragmatic team lead, he has migrated legacy environments to automated, PCI-compliant and production-grade systems while running tens of clusters and thousands of nodes. Beyond ops, he contributes to notable open-source projects including LLVM and TypeScript, fixing compiler crashes and improving developer tooling—evidence of rare low-level debugging skills alongside high-level infrastructure leadership. Based in Vancouver and open to relocation, he brings a blend of systems engineering, CI/CD, and real-world security hardening that accelerates delivery without sacrificing reliability.
11 years of coding experience
Stackoverflow
77,003reputation
7.3mreached
970answers
1question
redux
top-1%
dom-events
top-1%
mongoose
top-5%
jsx
top-5%
checkbox
top-5%
loops
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Github Skills (62)
ajax10
json10
javascript10
c-language10
jquery10
multiplatform10
llvm10
css10
typescript10
typescript-definitions10
cross-platform10
eslint10
type-definition10
redux10
webpack10
Programming languages (7)
Github contributions (5)
microsoft/reactxp
Jan 2018 - Jan 2020
Library for cross-platform app development.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:72 commits, 75 PRs, 92 comments in 1 year 11 months
Contributions summary:Oleksandr primarily contributed to improving the ReactXP library, which is designed for cross-platform app development. Their work included fixing inconsistencies in component behavior, removing redundant code and conditions, and updating types. The user also addressed build and dependency issues and improved the image loading functionality within the framework. These changes likely involved both the web and native implementations of the library, highlighting full-stack proficiency.
app-platformwindowsandroidioscross-platform
microsoft/TypeScript
Mar 2018 - Jan 2023
TypeScript is a superset of JavaScript that compiles to clean JavaScript output.
Role in this project:Frontend Developer
Frontend DeveloperContributions:469 reviews, 715 commits, 763 PRs in 4 years 10 months
Contributions summary:Oleksandr primarily contributed to the microsoft/typescript repository by modifying code related to TypeScript's services, specifically code formatting and error handling within JSX and JSDoc comments, including adjusting spaces and handling cases where the code was invalid. They also worked on implementing code fixes, like the 'Add or remove braces in an arrow function' to handle various formatting inconsistencies. They worked on a number of refactoring and code formatting issues.
typecheckerjavascriptcleantype-checksuperset
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