Oleksandra H.
Verified expert
Top skills
Oleksandra H.
Verified expert
Meet Oleksandra ✨
A Frontend Developer with 3.5 years of experience building complex, data-intensive web applications using React and TypeScript across healthcare, AI, and CRM domains. Oleksandra specializes in developing high-performance interfaces for dashboards, real-time collaborative features, and applications that handle large datasets and deep-zoom medical imaging.
She has delivered production platforms including a digital pathology system with deep-zoom slide viewing and real-time collaborative annotations via Socket.IO, an enterprise AI NLP platform with analytical dashboards and data visualization for sentiment analysis and business intelligence, and a CRM dashboard with task management, role-based access control, and interactive real-time statistics.
Oleksandra brings strong expertise in scalable frontend architecture, state management with Redux Toolkit and RTK Query, and integration with rich UI component libraries like Material UI, Shadcn, Syncfusion, and Fluent UI. She maintains high code quality through reusable components, testing, and modern development practices including code reviews and cross-functional collaboration.
If you need a frontend developer who can translate complex business and domain requirements into performant, intuitive user interfaces with clean architecture and reliable code, Oleksandra is ready to deliver results from day one 🚀
Download the CVHard skills
JavaScript
TypeScript
React
Next.js
Redux
Redux Toolkit
Zustand
RTK Query
React Query
Axios
React Hook Form
Formik
Joi
Yup
Zod
Express
NestJS
TypeORM
Material UI
Hero UI
Fluent UI
Syncfusion
Chart.js
Tailwind CSS
Shadcn
OpenSeadragon
Annotorious
WebSockets
Socket.IO
REST APIs
SQL
PostgreSQL
MySQL
SQLite
Redis
MongoDB
Firebase
Docker
GitHub Actions
HTML5
CSS3
Vite
Tools
Git
GitHub
Azure
Postman
Jest
Storybook
VS Code
Cursor
Recharts
Soft skills
Attention to detail
Problem solving
Communication
Team collaboration
Adaptability
Ownership
Code quality focus
Continuous learning
Digital Pathology Slide Viewer and Annotation Platform
Frontend Developer
Project Description:
Developed complex frontend features for a digital pathology platform enabling pathologists to review, annotate, and collaborate on high-resolution whole slide images. Implemented deep-zoom slide viewing with OpenSeadragon and custom annotation tools, built real-time collaboration with Socket.IO, and optimized performance for large images and heavy annotation data.
Tools & Technologies:
TypeScript, React, Vite, Redux Toolkit, RTK Query, Material UI, Socket.IO, OpenSeadragon, Annotorious, React Hook Form, Zod, PostgreSQL, Redis, Docker
AI SaaS Platform for Natural Language Understanding
Frontend Developer
Project Description:
Developed a standalone Survey Service microservice with Next.js including form builder, CRUD flows, and response collection. Built analytical dashboards and data visualization features for NLP insights, and established unit testing with Jest and component documentation with Storybook.
Tools & Technologies:
TypeScript, React, Next.js, Redux Toolkit, RTK Query, Tailwind CSS, Material UI, Ant Design, PostgreSQL, Jest, Storybook, Postman
CRM Dashboard & Team Management Platform
Frontend Developer
Project Description:
Built responsive, interactive user interfaces for a CRM and project management dashboard with real-time statistics, task lifecycle management, and role-based access control. Implemented dynamic dashboards with charts and tables using Syncfusion, Fluent UI, and Chart.js, and optimized frontend performance through code splitting and memoization.
Tools & Technologies:
React, TypeScript, Redux, Context API, REST API, Chart.js, Recharts, Syncfusion, Fluent UI, Ant Design, Git, Docker
Bachelor's Degree in Ecology
National University of Kyiv-Mohyla Academy
Full Stack Web Developer Course
Provider: GoIT
Full Stack Web Developer Course
Provider: GoIT
Meet Oleksandra ✨
A Frontend Developer with 3.5 years of experience building complex, data-intensive web applications using React and TypeScript across healthcare, AI, and CRM domains. Oleksandra specializes in developing high-performance interfaces for dashboards, real-time collaborative features, and applications that handle large datasets and deep-zoom medical imaging.
She has delivered production platforms including a digital pathology system with deep-zoom slide viewing and real-time collaborative annotations via Socket.IO, an enterprise AI NLP platform with analytical dashboards and data visualization for sentiment analysis and business intelligence, and a CRM dashboard with task management, role-based access control, and interactive real-time statistics.
Oleksandra brings strong expertise in scalable frontend architecture, state management with Redux Toolkit and RTK Query, and integration with rich UI component libraries like Material UI, Shadcn, Syncfusion, and Fluent UI. She maintains high code quality through reusable components, testing, and modern development practices including code reviews and cross-functional collaboration.
If you need a frontend developer who can translate complex business and domain requirements into performant, intuitive user interfaces with clean architecture and reliable code, Oleksandra is ready to deliver results from day one 🚀