Full-Stack Developer User Experience

DABY JOHN

Full-Stack Developer

************@*****.*** Tokyo, Japan

SUMMARY

Enthusiastic and Innovative Full-Stack Developer with over 5 years of experience in developing scalable web, mobile applications and blockchain-based solutions. Skilled in both front-end and back-end technologies, web3 integration and smart contract development. Passionate about learning new technologies, enhancing performance and user experience.

EXPERIENCE

Full-Stack Developer

Tenso, Inc.

04/2022 - Present Tokyo, Japan

Developed and maintained scalable web and mobile solutions utilizing front- end frameworks (React, Next.js and React Native) and robust back-end technologies (Node.js, Laravel).

Developed robust e-commerce platforms, utilizing React, and Next.js to create highly interactive and dynamic user interfaces. Solved challenges related to scaling e-commerce operations by implementing Node.js microservices architectures, ensuring modularity and maintainability of services under heavy traffic conditions.

Enhanced user experience by implementing dynamic interfaces using Tailwind CSS and optimizing API integrations for performance. Implemented pixel-perfect designs and responsive layouts using Tailwind CSS, translating Figma prototypes into visually engaging and user-friendly interfaces that increased customer satisfaction ratings by 35%. Optimized and enhanced database performance by designing complex schemas in MongoDB and MySQL, improving query efficiency and reducing data retrieval times.

Ensured security compliance by incorporating encryption protocols, OAuth 2.0 and Web3 Auth, decreasing security vulnerabilities. Full-Stack Developer

Zaif Co., Ltd. Part Time

04/2021 - 02/2023 Osaka, Japan

Focused on integrating smart contract with front-end and back-end systems using React.js, Next.js, Express Laravel and Django and ensuring seamless interaction between blockchain layers and web applications. Developed cross-platform mobile applications using Flutter, delivering a seamless user experience across iOS and Android devices. Designed and implemented highly responsive, pixel-perfect UIs using advanced Flutter widgets and custom animations, improving user satisfaction scores by 25%.

Developed, tested, and deployed Ethereum-based smart contracts using Solidity, Hardhat and Remix.

Collaborated with teams to optimize Web3 solutions, leveraging React, Zustand and web3 libraries.

Designed scalable API architectures and database schemas to support blockchain-based applications.

Junior Full Stack Developer

Zaif Co., Ltd. Part Time

07/2019 - 03/2021 Osaka, Japan

Increased application performance by 15% by developing core features of user- facing components and back-end logic.

Developed real-time financial communication platforms using React.js and Node.js with WebSockets, enabling real-time messaging and data updates in trading applications.

Delivered real-time analytics dashboards, enabling users to monitor financial transactions and other key metrics.

Supported the team in maintaining application performance and resolving software bugs during live operations.

SKILLS

FRONT-END: HTML, CSS, Tailwind CSS,

Bootstrap, JavaScript, TypeScript, React.js, React Native, Next.js, Redux, Context API, Zustand,

React Query, Flutter

BACKEND: Node.js, Express.js, PHP, Laravel,

WebSockets, REST API, GraphQL Apollo, Python,

Django

Blockchain: Solidity, Hardhat, Remix, Web3

DATABASE: MySQL, PostgreSQL, MongoDB

EDUCATION

Bachelor of Computer Science

University of Tokyo

03/2021

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