![Albert – JavaScript, React, Node.js, experts in Lemon.io](https://storage.googleapis.com/crm-lemon-io-bucket-storage/blurredPhotos/84366270-47fe-46e7-b515-c166e467b6b1.png)
Albert
From Poland (GMT+2)
7 years of commercial experience
Lemon.io stats
1
projects done464
hours workedOpen
to new offersAlbert – JavaScript, React, Node.js
Albert is an experienced developer focusing on pixel-perfect, high-fidelity front-end development. He has 5+ years of professional experience building React/React Native applications and has worked on various projects in financial, mortgage, music, healthcare, cryptocurrency, and many others. Albert has a good eye for detail and knows UI/UX principles. He loves CSS; in his free time, he creates CSS art. He is also a mentor for junior front-end developers and an IT blogger.
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Potentially possibleExperience Highlights
Senior Full-stack Developer
Marketplace for cold-blooded animal breeders.
Achieved performance improvements:
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sped up loading time of the homepage by 20%,
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removed dead code from the bundle and decreased its size by 25%,
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wrote better webpack chunks config,
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performed custom lazy loading retry for React lazy load.
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Worked on new features;
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Fixed bugs for react and legacy code;
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Performed the transition from Django Templates to React;
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Deployed to Apple Store / Google Play;
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Created custom animations and micro-interactions;
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Conducted PR reviews;
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Wrote documentation.
Senior Front-end Developer
Retirement platform for the solo-preneur and wealth management fintech for connecting bank deposit accounts with retirement plans.
- Integrated KYC & KYB with Alloy;
- Re-created current modules of the web app to match the new UI;
- Brainstormed and developed new features.
Senior Front-end Developer
This is an early-stage startup aiming to increase the global impact of AI by radically improving the way AI is deployed.
Frontend:
- Created a new UI for marketing pages,
- initialized the SAAS project,
- created authorization & authentication,
- Discussed and changed SAAS app features.
Design:
- conducted research and competitive analysis,
- designed new marketing pages,
- redesigned of the current SAAS app,
- designed the new SAAS app.
Senior Front-end developer, Team Lead
The app analyses the server for threats and then shows details about dangers that were found.
- Performed integration with REST API (300+ endpoints);
- Conducted daily meetings with the backend, PM, and business;
- Brainstormed features.
Full-stack Developer, Team Lead
This is an education platform currently focused only on design. It contains a lot of helpful design/coding articles. Right now, it's still in the Alfa version.
Backend:
- Created the whole API in Expressjs, including authorization and authentication (JWT + Passport.js);
- Integrated payments with Paddle.js;
- Provided documentation with Swagger;
- Integrated tests with SuperTest and JEST;
- Integrated Slack notification.
Frontend:
- Created pixel-perfect layouts;
- Created comment app in the project (like inVision) for daily UI challenge;
- Integrated UI with API;
- Integrated with Gumroad API;
- Improved performance;
- Improved SEO (search console, ahrefs).
Team leading:
- Provided code reviews;
- Created tickets for other developers;
- Discussed business logic with UX designers.
Fron-end Developer
US Client. This project was a social media platform but for med. It was about accessing valid news/articles and sharing them with your groups. Albert's primary role was to speed up the creating app process and help the dev team build one part of the app.
- Created collections of articles (CRUD);
- Refactored old code;
- UAT of the old code with the design team and then refactor. Most of the UI wasn't matching the designs;
- Did code review for other frontend developers;
- Discussed business logic with the UX team and PM;
- Provided unit tests for his part of the project (JEST);
- Debugged and resolved the application issues;
- Improved performance;
- Improved SEO.
Front-end Developer
US Client. A landing page for the physical security platform. The website is constantly evolving after A/B tests.
- Created pixel-perfect UI;
- Integrated forms with Hubspot;
- Created custom animations.
Front-end Developer
US client. The project is a US app for getting pre-approved for a mortgage. People must fill in basic information about the house/flat and personal details. Then, the app sends the details to API and retrieves some offers for the user. Users can filter and sort those offers. After users choose a specific offer, they might apply to the company to get more details.
- Created the whole app on his own;
- Created a pixel-perfect layout;
- Integrated the APP with Storyblok CMS ( a lot of integrations, including A/B testing for sorting/filtering);
- Integrated Netlify identity;
- Connected frontend app with external API.