Vlad Vivian
Senior Frontend Developer @BeInCrypto
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WORK HISTORY
Senior Frontend Developer @BeInCrypto
Hong Kong, HK
As a Senior Frontend Developer at BeInCrypto, I architect and develop high-performance web applications for a global crypto news platform serving 10+ million monthly readers across 25+ languages, specializing in microfrontend architecture, Web3 integrations, and real-time blockchain data visualization.BeInCrypto - Top 3 global crypto media serving 10M+ readers in 25+ languages with real-time blockchain news and Web3 insights. Trust Project member.Key achievements:• Architected migration from legacy monolith to scalable microfrontend architecture using Next.js Multi-Zones, achieving 99.9% uptime, failure isolation, and enabling 10+ engineers to work in parallel• Implemented secure multi-auth system integrating NextAuth.js, Keycloak SSO, and Web3 wallets (MetaMask, WalletConnect) for seamless cross-chain authentication across EVM and Solana ecosystems• Developed real-time crypto market visualization using lightweight-charts, Apollo GraphQL, and WebSocket connections to Binance/CoinGecko APIs, handling 100+ trading pairs with <200ms latency• Built Web3 browser extension for Ethereum blockchain monitoring, tracking wallet activities, gas fees, and transaction history with Chrome Extension APIs• Integrated AI-powered development workflow with Claude Code, reducing code review time by 40% and improving code quality metrics from 3.2 to 4.5/5• Optimized performance for high-traffic spikes during market volatility, ensuring smooth user experience for millions of daily visitorsKey responsibilities: Leading frontend architecture decisions for scalable, maintainable solutions Implementing Web3 integrations and blockchain data visualization Optimizing real-time data streams and WebSocket connectionsTechnologies: React, Next.js, TypeScript, Web3.js, ethers.js, MetaMask SDK, WalletConnect, Apollo GraphQL, WebSockets, lightweight-charts, Microfrontend Architecture, NextAuth.js, Ethereum, Solana, EVM, Binance API, CoinGecko API, Claude AI, SonarQube, Docker, i18n
EDUCATION
Novosibirsk State Technical University (NSTU)
Bachelor's degree, Software and Information Systems Development
ABOUT VLAD VIVIAN
Senior Frontend Developer with 7 years building high-load, real-time web applications…
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