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Marcin
From Poland (GMT+2)
14 years of commercial experience
Lemon.io stats
1
projects done222
hours workedOpen
to new offersMarcin – React, Next.js, Node.js
Marcin is a Senior Developer with 10+ years of experience in high-level web and mobile solutions. He is proficient in front-end development, mainly in React and Next. He’s also experienced in back-end development in PHP, Python, and Node.js. Marcin's experience includes helping develop fully functional and robust client applications and managing small teams. He is motivated by innovative, challenging projects with extensive research/development initiatives and complex technical requirements.
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Potentially possibleExperience Highlights
Senior Front-end Developer
Withpower.com is a platform helping people discover promising clinical trials and get in touch with the researchers directly.
- created front-end components
- refactored code debugging
- fixed bugs
Senior Software Developer/Frontend Technical Lead
Free-to-list property portal that uses innovation and technology to provide better services to both agents and consumers.
- Led a small frontend team
- Developed the web page and web applications using React/Next
- Planned and executed legacy code removal and refactoring, improving SEO
Senior Software Engineer
AxiomHealth is an AI-based system that helps to make decisions in the healthcare industry.
- Led a small frontend team
- Made decisions on the frontend architecture
- Collaborated with backend on the API creation
- Implemented the web app that presents large datasets and predictions in a user-friendly way.
Senior Frontend Developer
Decent.com is a health insurance company that wanted to provide affordable health insurance for everyone in the US.
- Was responsible for developing a web application and company website in React and Gatsby
- Was in charge of ensuring the implementation of best practices
- Cooperated with backend team in creating API interfaces
- Worked on client web panel and company website migration from Wix to Gatsby
Software Developer
Heartgrenade is a Software House.
- Developed web applications in React/Next
- Created and optimized Next based app
- Built innovative mobile applications using React Native
Software Developer
Rais.io is a solution that helps brands use their customer data to increase acquisition and retention through machine and human intelligence. Marcin was involved in migrating the app from PHP to Python and implementing new features in Python/Javascript.
- Worked on integrations with webshops API: Magento, Woocommerce, BrightPearl, Shopify
- Added new functionalities and improved UI - PHP, YII, Django, jQuery, React
Senior Software Developer
Apart from creating games Bushido Games was also involved in creating cryptocurrency mines and creating software that supports them.
- Developed web applications using React
- Created and designed mobile applications using React Native.