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Hi, I’m Bogdan Chadkin. I’m a senior full-stack engineer with a passion for build tooling, performance, and delivering exceptional user experiences. Over 13 years I’ve built products across industrial software, freelance platforms, and design tools, helping teams ship fast and reliably. I’m also a core contributor to major JavaScript ecosystem tools, the creator of Engramma, and the former maintainer of SVGO, Rollup, and PostCSS. I’m open to full-time roles, B2B freelance projects, and technical consulting engagements.…Hi, I’m Bogdan Chadkin. I’m a senior full-stack engineer with a passion for build tooling, performance, and delivering exceptional user experiences. Over 13 years I’ve built products across industrial software, freelance platforms, and design tools, helping teams ship fast and reliably. I’m also a core contributor to major JavaScript ecosystem tools, the creator of Engramma, and the former maintainer of SVGO, Rollup, and PostCSS. I’m open to full-time roles, B2B freelance projects, and technical consulting engagements.

Bogdan Chadkin

Full Stack Developer, Front-End Developer, Back-End Developer, +2

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Hi, I’m Bogdan Chadkin. I’m a senior full-stack engineer with a passion for build tooling, performance, and delivering exceptional user experiences. Over 13 years I’ve built products across industrial software, freelance platforms, and design tools, helping teams ship fast and reliably. I’m also a core contributor to major JavaScript ecosystem tools, the creator of Engramma, and the former maintainer of SVGO, Rollup, and PostCSS. I’m open to full-time roles, B2B freelance projects, and technical consulting engagements.…Hi, I’m Bogdan Chadkin. I’m a senior full-stack engineer with a passion for build tooling, performance, and delivering exceptional user experiences. Over 13 years I’ve built products across industrial software, freelance platforms, and design tools, helping teams ship fast and reliably. I’m also a core contributor to major JavaScript ecosystem tools, the creator of Engramma, and the former maintainer of SVGO, Rollup, and PostCSS. I’m open to full-time roles, B2B freelance projects, and technical consulting engagements.

Available to hire

Hi, I’m Bogdan Chadkin. I’m a senior full-stack engineer with a passion for build tooling, performance, and delivering exceptional user experiences. Over 13 years I’ve built products across industrial software, freelance platforms, and design tools, helping teams ship fast and reliably.

I’m also a core contributor to major JavaScript ecosystem tools, the creator of Engramma, and the former maintainer of SVGO, Rollup, and PostCSS. I’m open to full-time roles, B2B freelance projects, and technical consulting engagements.

Skills

Experience Level

Expert

Expert

Expert

Expert

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Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Senior Full-stack Engineer at Webstudio

October 1, 2022 - February 1, 2026

Led the development of core platform features including a CSS spec-based style engine, native HTML and Tailwind CSS support, and visual CMS integration. Implemented design tokens and variables, created a CLI to generate websites for Webstudio Cloud and self-hosting on Vercel, Netlify, and Docker. Spearheaded the UI and authentication system for Inception AI (companion product) to generate production-grade code and support design exploration. Actively scaled community engagement by resolving technical issues and gathering user feedback to inform the product roadmap.

Senior Full-stack Engineer at RealAdvisor

April 1, 2017 - October 1, 2022

Architected a custom authentication system with multi-level permissions, enabling B2B expansion and integration with a Node.js backend, Hasura services, and multiple frontend apps. Reduced cold-start time on GCP servers by 80%, lowered backend dependencies, and lazy-loaded remaining large dependencies. Led a 3-month TypeScript migration of UI and GraphQL server code, reducing manual testing and improving release cadence by 30%. Shipped valuation tools and lead routing workflows used by 10K agents. Migrated a database-centric API to Hasura to modernize the data layer; mentored engineers and onboarded new team members.

Senior Frontend Engineer at Siemens

February 1, 2015 - April 1, 2017

Built real-time telemetry dashboards for gas turbine sensors with live alarms and diagnostics. Developed water communications monitoring UIs deployed to 50+ facilities. Modernized the build pipeline by integrating modern bundlers, significantly improving developer experience and iteration speed.

Frontend Developer at Freelance

January 1, 2012 - January 1, 2015

Delivered 15+ responsive web applications for startups and agencies.