JACK KARLSSON

Senior Front End Developer

ad0i6y@r.postjobfree.com

** ********,

Castleblayney,

Co.Monaghan,

Ulster, Ireland

SUMMARY

Front-End Developer with 6 years of experience creating visually stunning and user-friendly websites. Strong expertise in responsive design and cross-browser compatibility. Skilled in utilizing modern frameworks and libraries to develop dynamic web applications. Passionate about creating engaging user experiences and collaborating with cross-functional teams to bring designs to life.

EDUCATION

05/2013 - 05/2017 Bachelor's of Computer Science

Munster Technological University

EXPERIENCE

01/2022 - 08/2023

Culver City, CA, US

Senior Front End Developer

Albert

Participated in building platform architecture and built scalable and reusable web applications using modern web development technologies such as React, Angular, and Vue. Involved building decentralized applications (dApps) using web3 technologies such as Solidity, Truffle, and Hardhat focusing on security, scalability and user-friendliness. Collaborated with cross-functional teams to create new features within the existing microservices architecture.

Implemented search engine optimization (SEO) best practices and have worked on a variety of projects that involved optimizing website content for search engines. Worked on a variety of projects that involved building server-side rendered (SSR) web applications using Next.js.

Developed REST architecture based web services to facilitate communication between client and servers.

Mentored junior developers while implementing cross-browser compatibility at the code level, resulting in a 50% increase in user satisfaction.

10/2019 - 11/2021

London, UK

Front End Developer

Endava

Participated in developing web applications in various domains including Banking, E-commerce, and Telecommunication.

Developed Single Page Applications and cross-device/cross-browser web applications utilizing various technologies like React, Angular, and VueJS. Built various screens for the front end using ReactJS and used various predefined components from NPM and Redux Library.

Implemente React-redux and NgRx as state management to develop various reusable components in component driven web development.

Created TypeScript components and services to consume REST API's using Component-based architecture provided by Angular.

Implemented JWT web-based token authentication and Route Guards to prevent invalid routing address for a better security purpose.

Used front-end code optimization techniques such as lazy loading, code splitting, and caching to improve website performance.

Worked in Agile-Scrum development methodology to ensure delivery of high-quality work with monthly iteration and involved in sprint planning and retrospectives. www.enhancv.com Powered by

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+353-**-***-****

EXPERIENCE

08/2017 - 08/2019

Dublin, Ireland

Front End Developer

Urban Volt

Created visually appealing and user-friendly websites that meet the needs of the client. Used ReactJS, NodeJS, Express and Bootstrap to build rich client-side web applications that communicate with back-end via RESTful API.

Collaborated with back-end developers to troubleshoot and improve usability. Extensively used front-end code testing frameworks such as Jest and Enzyme to ensure that code is free of bugs and works as expected.

Worked on Agile environment gaining strong knowledge in Software Development Life Cycle(SDLC).

Gained large-scale project experience working with professionals and collaborating on the development of visually appealing and user-friendly front-end interfaces. TECH SKILLS

HTML/CSS JavaScript/TypeScript Golang React/Redux Angular VueJS Node.js Web3.js Ethers.js REST API GraphQL MySQL PostgreSQL MongoDB DynamoDB AWS GCP Azure Git/GitHub Jira/Trello Docker Kubernetes Postman Jenkins Jest Cypress www.enhancv.com Powered by

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