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Hi, I'm Oleg Kuibar

Staff Software Engineer

I bridge technical excellence, architectural innovation, and team leadership to craft scalable, maintainable, and user-focused systems.

Oleg Kuibar's profile picture

About Me

I'm a passionate software engineer with expertise in building scalable web applications and micro-frontend architectures.

Technical Excellence

I specialize in building high-performance, scalable frontend systems with React, TypeScript, and Next.js.

Architectural Innovation

I design modular, maintainable architectures that scale with complexity and enable teams to work efficiently.

Team Leadership

I mentor engineers, drive technical decisions, and bridge the gap between business goals and technical implementation.

My Journey

I'm a Frontend Enthusiast from Toronto. While I primarily focus on frontend technologies, I have a boundless passion for exploring and discovering new technologies. I believe in lifelong learning and always strive to expand my horizons as a software engineer.

My work extends beyond code—I shape systems, mentor teams, and drive strategic outcomes. This portfolio showcases flagship projects, alongside thought leadership via blog posts. It's a living artifact of my experience in frontend engineering, highlighting my ability to lead complex initiatives, optimize critical paths, and deliver measurable business value.

Technical Skills

Technologies and tools I've worked with. Hover over each skill to see more details.

Frontend Development

Core technologies and frameworks for building modern web applications

ReactTypeScriptNext.jsAngularTailwind CSSZustandTesting (Vitest, RTL, Playwright)

Backend & DevOps

Server-side technologies, infrastructure, and development operations

Node.jsPostgreSQLMongoDBDockerAWSGraphQL

Architecture & Leadership

System design, technical leadership, and team management

System Architecture. FrontendTechnical LeadershipPerformance OptimizationCode ReviewsMentoringDocumentation

Tech Radar

A visual representation of my technology experience and interests, from core expertise to technologies I'm exploring.

Legend

coreDaily use, expert level
frequentRegular use, proficient
occasionalPeriodic use, competent
exploringLearning, experimenting

Featured Projects

Explore my portfolio of projects that showcase my technical skills, problem-solving abilities, and attention to detail.

TaskSync

Featured
TaskSync
Full Stack
A real-time collaboration tool for teams to manage tasks, track progress, and communicate efficiently.
ReactTypeScriptSocket.io+2

GraphQL Network Inspector

Featured
GraphQL Network Inspector
Developer Tools
A Chrome extension for viewing and debugging GraphQL requests with my contribution of a 'copy cURL' feature.
GraphQLReactChrome Extension+2
Single-SPA Microfrontends
Featured
Single-SPA Microfrontends
Architecture
A proof of concept for micro-frontend architecture using Single-SPA with React, Angular, and shared styling.
Single-SPAReactAngular+2

Portfolio Website

Portfolio Website
Frontend
A high-performance, accessible portfolio website built with Next.js and TypeScript.
Next.jsTypeScriptTailwind CSS+1

Modern Database IDE

FeaturedPOC
Modern Database IDE
Developer Tools
A modern, open-source database IDE inspired by DBeaver, built with an emphasis on user experience and contemporary design principles.
ElectronReactTypeScript+2

VoIP Communication Platform

FeaturedPOC
VoIP Communication Platform
Full Stack
A modern VoIP solution replacing traditional landline calls with web, iOS and Android applications.
WebRTCReact NativeNode.js+2

Get in Touch

Have a question or want to work together? I'd love to hear from you.

Contact Information
Feel free to reach out through any of these channels
Send Me a Message
I'll get back to you as soon as possible