Богдан

Bogdan Roman Languages: English B1​
Front-end engineer​ Location: Kyiv Ukraine
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SUMMARY
Frontend Engineer with 3+ years of commercial experience building scalable React and Next.js
applications for complex products, including AI-powered B2B platforms. Strong focus on UI architecture,
design systems, and frontend performance optimization. Experienced in improving frontend–backend
interactions through standardized API contracts, caching strategies, and real-time communication
(WebSockets). Actively contributes to modular architecture design, legacy code modernization, and
cross-team collaboration. Comfortable working in fast-paced agile environments and delivering
business-critical features.

TECHNICAL SKILLS

Languages & Core​ API & Communication​ Process & Collaboration​
JavaScript (ES6+), TypeScript REST API, AJAX, WebSocket Agile / Scrum, Figma
Frameworks & Libraries​ UI & Styling​ Analytics & Monitoring
React, Next.js, Vite HTML, SCSS, MUI, Google Analytics 4 (GA4)
State & Data​ Chakra UI, Formik,
React Hooks, React Tooling & Workflow​
Context, React Query, Axios Git, ESLint, Prettier, Jira,
Husky

WORK EXPERIENCE

React Front-end engineer, Altris.ai​ ​ ​ ​ ​ May 2024 - Present
AI-powered B2B medtech platform for retinal image analysis, used by clinics in daily medical practice.
The system leverages artificial intelligence to detect eye diseases at early stages, supports medical
education, and is adopted by universities and training institutions across Europe and the United States.
The platform is trusted by 500+ medical businesses worldwide, integrates with multiple OCT
manufacturers, and detects 70+ retinal biomarkers and pathologies.
●​ Took primary ownership of developing a standalone subproject and created 10+ reusable
components for the corporate UI Kit / Design System, fully integrated across the Altris platform to
standardize complex medical interfaces, speed up development, and support cross-team
collaboration.
●​ Contributed to frontend performance optimization by refactoring API interaction logic and
introducing response caching, reducing the number of client–server requests by over 25%.
●​ Participated in the design and standardization of API architecture, aligning frontend needs with
backend contracts and improving system consistency.
 ●​ Implemented a WebSocket-based communication layer used across the project for real-time data
exchange between frontend and backend.
●​ Actively participated in legacy code refactoring and migrated the frontend to a modular
architecture, improving scalability, maintainability, and development speed by ~30%, while
significantly reducing bugs.
●​ Actively managed technical setup for industry events and conferences, including presentation
setup, medical device integration, and live demonstrations of the platform with clinicians, ensuring
seamless operations and effective engagement

React Front-end engineer, Blaize (Web3) ​ ​ ​ March 2023 - May 2024​
Started as a front-end developer focused on pixel-perfect UI from Figma and grew into a Web3
frontend engineer with full ownership of frontend delivery. Worked with JavaScript, React, ethers.js,
and Web3 technologies (MetaMask, Ethereum, Solana) to build NFT platforms, admin panels, and
wallet-integrated products.
●​ Owned end-to-end frontend development for NFT platforms, admin panels, and lottery products,
ensuring production-ready delivery
●​ Frequently acted as the sole frontend engineer, coordinating with part-time specialists and
aligning decisions with the tech lead
●​ Implemented MetaMask wallet integrations and blockchain connectivity with Ethereum and
Solana via ethers.js, including smart contract interactions, enabling seamless access for 5,000+
users and supporting 100+ of daily transactions.
●​ Built reusable UI components and scalable frontend architecture to speed up development across
projects
●​ Developed intuitive and adaptive Web3 interfaces, focusing on usability for non-technical users

EDUCATION
Taras Shevchenko National University of Kyiv​
Faculty of Radiophysics, Electronics and Computer systems

CERTIFICATIONS
Advanced Front-end Development program ​
Gromcode university

Front-End Development React​
Udemy