Alex Permiakov
Tech Lead Frontend Engineer (Freelance)
Experience
Tech Lead Frontend Engineer (Freelance)
Grundfos
- Developing a new design system for Grundfos to enhance a range of applications, dashboards, and tools utilized by engineers.
- Developed a new design system infrastructure, establishing a component repository (monorepo), releases, and testing strategies.
- Launched an internal React component library by leveraging design tokens, Style Dictionary and Radix UI.
- Created test infrastructure for visual regression testing (Playwright).
- Driving technical decisions forward, working alongside other teams, and providing them with expert advice.
Tech Lead Frontend Engineer (Freelance)
Bosch Group
- Created a multi-brand Bosch design system for e-commerce, in-house portals and marketing websites, covering 14 subsidiary brands and enhancing over 200 websites.
- Managing releases for over 150 NPM packages using GitHub Actions.
- Implemented over 30 carefully crafted components.
- Worked with the design team to integrate the system into a React component library with an idiomatic API.
- Mentored junior team members, guiding them in finding solutions to technical challenges.
Senior Frontend Engineer (Freelance)
Heycar (VW & Daimler company)
- Launched a brand-new heycar.com, making rolling out to new markets easier and more efficient.
- Implemented various features for PLP/PDP while maintaining a 90%+ lighthouse score.
- Improved user experience with 3x faster load speed (TTFB metric).
- Added Contentful integration to empower marketing teams.
- Transferred project ownership to internal team members.
Senior Frontend Engineer (Freelance)
eBay
- Implemented various features for kijijiautos.ca, Canada’s largest e-commerce website.
- Integrated Adyen SDK for payment processing within the web app.
- Implemented a component library on the frontend using React.js.
- Developed business logic and APIs for some backend services.
- Achieved nearly 100% code coverage with Jest and React Testing Library.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (3 years), Manufacturing (2.5 years), Automotive (0.5 years), and Retail (0.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (6.5 years), Product Development (4.5 years), and Quality Assurance (2.5 years).
Summary
Freelance Frontend Engineer specializing in Design Systems and E-commerce, with a total of 14 years of experience, including strong expertise in React, TypeScript and Next.js.
Over the past 5 years I've contributed to the launch of 3 large e-commerce platforms reaching millions users combined.
Build design systems and component libraries for large companies by creating a scalable, maintainable infrastructure with seamless platform integration.
Establish a strong technical foundation for startups within strict deadlines.
Skills
- React
- Typescript
- Next.js
- Storybook
- Css
- Playwright
- Node.js
- Eslint
- Accessibility
- Jest
- Github Actions
- Express
- Design Systems
- Ci/cd
- Graphql
- Javascript
- Mongodb
- Redis
Languages
Education
Ural State University
Bachelor's Degree in Computer Science · Computer Science · Yekaterinburg, Russian Federation
Profile
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