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Javascript Developer & React Developer & React Native Developer

Overview

Based in Spain

Short Summary

Experienced Senior Frontend Developer with a strong track record of delivering scalable solutions that boosted productivity and client satisfaction. Proficient in developing secure and innovative applications, achieving high on-time project delivery rates and positive client feedback scores. Skilled in staying current with industry trends and implementing effective strategies to improve user engagement and reduce UI-related issues. Managed teams of developers and streamlined processes to enhance workflow efficiency and optimize performance. Strong expertise in TypeScript, JavaScript, React, Redux, API, CSS, and other advanced technologies.

Work Experience

  • Developed a platform for owner-operators from 5 countries and created a client and admin panel supporting over 3,000 users per organization.
  • Managed a team of 5 frontend developers, improving workflow efficiency across a team of 15 members.
  • Optimized performance using modern technologies, reducing user complaints by 80%.
  • Introduced Drag&Drop technologies for interface editing, enhancing user experience in the most visited application areas.
  • Implemented a scalable user interaction standard, reducing development time for new features by 40% and decreasing UI-related bugs by 35%.
  • Led initiatives to enhance system functionality and user interfaces, saving time for the customer service team and lowering response times by 50%.
  • Improved SEO performance of client websites by up to 95% and achieved 100% results of Best Practices as measured by Lighthouse.
  • Established software development best practices for a high-volume project, resulting in a 25% improvement in response times.
  • Designed multi-filtering with advanced virtualization for large lists, resulting in a 300% boost in page load speed.
  • Implemented efficiency enhancement strategies, leading to a 30% increase in overall performance of existing workflows.
  • Engineered solutions focused on optimizing components for efficient, scalable, and reusable applications, resulting in a 20% reduction in development time.
  • Strengthened system scalability by applying best practices in development, resulting in a 50% increase in request handling capacity.
  • Employed efficiency enhancement strategies, leading to a 30% increase in overall performance of existing workflows.
  • Architected a robust version control framework practice over the codebase, achieving a success rate of at least 95% for software updates.
  • Reduced code duplication by 25% and increased request handling capacity by 50%.
Author
Javascript Developer & React Developer +1
66e08edb29b5bb0001c410af
Employee4363  / Per month
Freelancer240  / Per day
LevelSENIOR
Roles
Javascript Developer React Developer React Native Developer
Languages
English
Skillset
AzureCSSCloudCode ManagementFigmaGitGitHubGitlabHTMLJavaScriptMaterial UIMobXReactReduxRestSpecificationsStyled ComponentsToolsTypeScriptUIUXWireframing Software
Localities
RemotePrahaUnited States of America
Hybrid Localities
Praha