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I am Illia Shvedov, a Senior Frontend Engineer / Tech Lead with 7+ years of experience building and scaling high-load web applications serving 20M+ users and handling millions of requests per minute. I specialize in React, Next.js, TypeScript, and performance-driven frontend architecture. I have owned and led authentication systems (SSO), improved application performance by up to 50%, driven SSR adoption and monorepo implementations, mentored engineers, and contributed to hiring.…I am Illia Shvedov, a Senior Frontend Engineer / Tech Lead with 7+ years of experience building and scaling high-load web applications serving 20M+ users and handling millions of requests per minute. I specialize in React, Next.js, TypeScript, and performance-driven frontend architecture. I have owned and led authentication systems (SSO), improved application performance by up to 50%, driven SSR adoption and monorepo implementations, mentored engineers, and contributed to hiring.

Illia Shvedov

Front-End Developer, Web Developer, Developer

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I am Illia Shvedov, a Senior Frontend Engineer / Tech Lead with 7+ years of experience building and scaling high-load web applications serving 20M+ users and handling millions of requests per minute. I specialize in React, Next.js, TypeScript, and performance-driven frontend architecture. I have owned and led authentication systems (SSO), improved application performance by up to 50%, driven SSR adoption and monorepo implementations, mentored engineers, and contributed to hiring.…I am Illia Shvedov, a Senior Frontend Engineer / Tech Lead with 7+ years of experience building and scaling high-load web applications serving 20M+ users and handling millions of requests per minute. I specialize in React, Next.js, TypeScript, and performance-driven frontend architecture. I have owned and led authentication systems (SSO), improved application performance by up to 50%, driven SSR adoption and monorepo implementations, mentored engineers, and contributed to hiring.

Available to hire

I am Illia Shvedov, a Senior Frontend Engineer / Tech Lead with 7+ years of experience building and scaling high-load web applications serving 20M+ users and handling millions of requests per minute.

I specialize in React, Next.js, TypeScript, and performance-driven frontend architecture. I have owned and led authentication systems (SSO), improved application performance by up to 50%, driven SSR adoption and monorepo implementations, mentored engineers, and contributed to hiring.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Ukrainian

Advanced

Work Experience

Senior Frontend Engineer at GoDaddy - Remote

April 1, 2022 - Present

Contributed to a high-load platform serving 20M+ users and handling millions of requests per minute across domain and hosting products. Led development of authentication (SSO) domain, including login, registration, security settings, and multi-factor authentication flows. Optimized data fetching by migrating from fetch to SWR, improving UI responsiveness by 20–50%. Designed and implemented a NX-based monorepo architecture, restructuring applications into modular packages to improve scalability. Drove technical decisions, mentored engineers (team of up to 9), and conducted 50+ A/B experiments to enhance UX and product metrics. Improved Security page with caching strategies (15–40% KPI uplift) and redesigned Profile and Security pages. Strengthened account security and recovery flows by integrating Persona, reducing support requests by 30%.

Senior Full-Stack Developer at NerdySoft

June 1, 2019 - April 1, 2022

Developed web and mobile applications across fintech, healthcare, and marketplace domains for international clients. Built full-stack features using React, React Native, and Java (Spring Boot), integrating Stripe, Twilio, and Google APIs. Led key product features and contributed to application architecture; deployed on AWS, implemented CI/CD pipelines, and improved release processes. Collaborated in distributed teams of 5–13 engineers to deliver scalable, production-ready solutions. Contributed to code quality through reviews, mentoring junior developers and knowledge sharing.

Junior Backend Developer at ChiChi

June 1, 2018 - April 1, 2019

Developed backend services using Java (Spring Boot) and implemented REST APIs for core product functionality. Built MVP features from scratch in a small team, contributing to architecture and product development.