hiroyama122

Web3 Front End Developer

Highly motivated and experienced Full Stack Engineer with over 6 years of experience in web development, including expertise in modern JavaScript frameworks and responsive design. Proven ability to deliver high-quality solutions for both enterprise clients and freelance projects. Successfully transitioned to freelancing platforms such as Crowdworks and Lancers in 2021, building a strong portfolio of satisfied clients. Passionate about creating engaging user experiences and staying up-to-date with the latest frontend technologies. 


Experience: 8 years

Yearly salary: $40,000

Hourly rate: $30

Nationality: 🇯🇵 Japan

Residency: 🇯🇵 Japan


Experience

Frontend Developer
Kyuzan
2023 - 2024
Experienced in building responsive, user-friendly web interfaces using HTML, CSS, JavaScript, and modern frameworks. Skilled in optimizing performance, ensuring cross-browser compatibility, and collaborating with designers and backend teams to deliver high-quality products.
Front End Developer
株式会社スキルアップNeXt
2018 - 2023
Developed and integrated RESTful APIs, enhancing communication between front-end and back-end systems.  Designed and implemented responsive web applications using HTML, CSS, and JavaScript, increasing cross-device user engagement by 40%.  Utilized agile methodologies to improve project delivery speed by 20%, while maintaining high code quality standards.  Optimized database queries and server configurations, reducing response times by 25% and improving overall application performance.
Front End Developer | Intern
株式会社スキルアップNeXt
2018 - 2018
Assisted in developing full-stack web applications using modern JavaScript frameworks and server-side technologies.  Participated in code reviews and implemented best practices, contributing to improved code quality and team knowledge sharing.  Collaborated with senior developers to troubleshoot and resolve complex technical issues, enhancing problem-solving skills.  Documented technical specifications and user manuals for new features, facilitating knowledge transfer and improving user onboarding processes.

Skills

ai
defi
front-end
javascript
nextjs
nft
react
solana
typescript
web3
english
japanese