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Bogdan Chadkin

Bogdan Chadkin

Senior full-stack engineer

Open to:Full-time rolesContract rolesPart-time roles
Preferred workplace:Remote (worldwide)
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Senior full-stack engineer specialising in build tools, performance, and user experience. Over 13 years of experience building products across industrial software, freelance platforms, and design tools. Available for full-time, B2B freelance projects and technical consulting engagements.

Core contributor to major JS ecosystem tools with tens of millions of monthly downloads. Created Engramma, previously maintained SVGO (22k stars), Rollup (26k stars) and PostCSS (29k stars).

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Active on:Bluesky networkcom.weareonhire.recommendationEvents

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Career: 4

Senior Full-stack Engineer

Webstudio

Full-time · Remote

Oct 2022 - Feb 2026

- Built core platform features like CSS spec-based style engine, native HTML and Tailwindcss support, visual CMS integration, design tokens and variables - Created CLI to generate websites for Webstudio Cloud and self hosting on Vercel, Netlify and Docker - Led building UI and auth system for Inception AI (companion product) for generating production-grade code and design exploration - Scaled community engagement by resolving technical issues and gathering feedback to shape product roadmap

Senior Full-stack Engineer

RealAdvisor

Full-time · Remote

Apr 2017 - Oct 2022

- Architected custom auth system with multi-level permissions, supporting over 130 enterprise partners, enabling B2B expansion. Successfully integrated with node.js backend, hasura services and multiple frontend apps. - Reduced cold start time in GCP servers by 80%. Reduced amount of dependencies used on backend and lazy loaded the rest of huge dependencies. - Led a 3-month TypeScript migration of a large codebase of UI and GraphQL server codebase, reducing manual testing and improving release time by 30% - Shipped valuation tools and lead routing workflows used by 10K agents - Migrated database-centric API to Hasura, modernizing data layer architecture - Mentored engineers and onboarded new team members

Senior Frontend Engineer

Siemens

Full-time · Remote

Feb 2015 - Apr 2017

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

Frontend Developer

Freelance

Freelance · Remote

Jan 2012 - Jan 2015

- Delivered 15+ responsive web applications for startups and agencies

Projects: 5

weareonhire!

weareonhire.com

Mar 2026 - Present

Professional networking platform built on Open Social

Engramma

app.engramma.dev

Oct 2025 - Present

Web application for generating style guides and managing design tokens.

SVGO

svgo.dev

Jan 2021 - Jan 2023

Popular SVG optimizer. Rebuilt plugin system, reduced package size by 40%, improved stability.

Rollup

rollupjs.org/

Jan 2015 - Jan 2018

Next-generation ES module bundler. Implemented persistent caching (60% faster rebuilds), improved tree-shaking, contributed into plugin ecosystem.

PostCSS

postcss.com

Jan 2015 - Jan 2016

A tool for transforming CSS with JavaScript CSS used by thousands projects. Core contributor, co-authored cssnano minifier, created postcss-value-parser.

Publications: 3

Skills: 25

Technical

cloudflarecssdockergcpgitgithub actionsgraphqlhono
htmljavascriptnext.jsnode.jspostgresqlreactremixsqlsqlitesvelteterraformtypescriptvue

Other

astrohasurasvgvercel