Technical Lead Front-End

Karthikeyan Balasubramanian

Technical Lead UI/UX Specialist

************.**@*****.*** 469-***-**** Plano, TX, US linkedin.com/in/bkarthikeyanbk https://bkarthikeyan.com/ Professional summary

H-1B Visa Holder Front-End Technical Lead / UI Developer Results-driven professional with 15+ years of experience in front-end development, specializing in scalable, high-performance web and mobile applications for retail and banking industries.

•Skilled in responsive web design development, cross-browser compatibility, and SEO optimization.

•Proficient in ReactJS, NextJS, AngularJS, NodeJS, JavaScript.

•Adept at building reusable components like grids, toolbars, and buttons, ensuring modular and maintainable code

•Expertise in HTML5, CSS3, Tailwind CSS, LESS, SCSS/SASS.

•Experienced in Scrum events and managing workflows with Jira.

•Led cross-functional teams to deliver innovative solutions.

•Expertise in CMS platforms like WordPress, Dolphin, Magento, Joomla, and AEM CMS.

•Proven ability to collaborate with cross-functional teams, and mentor junior developers.

•Committed to staying updated with the latest web technologies, ensuring high-quality code. Skills

Front End Languages

HTML5, CSS3, SCSS/SASS, less, postcss,

JavaScript (ES6+), TypeScript

Other

Responsive Design, Cross-Browser

Compatibility, REST APIs, SEO Principles

Project Management/Agile

Scrum, Jira, Project, Product Management,

Kanban, Team Management/Building

Frameworks/Libraries

React, Angular, CSS Frameworks (Bootstrap,

Pure), Tailwind CSS, Styled components

Tools

Git, Bitbucket, Webpack, npm/yarn, Figma,

Docker, Jenkins, CI/CD Pipelines

Testing

Enzyme, Jest, Karma, ReactTesting Library

Certificates

Project Management Institute

•PMP® - Sep 2027

•PMI-ACP® - Jan 2028

Scrum Alliance/Scaled Agile

•CSM®, CSPO® - Nov 2025

•SAFe6 Agilist (SAFe®) - Nov 2025

Education

Master of Science (M.S. Software Systems), WILP

BITS Pilani

2013 – 2015 Bangalore, India

Grade: CGPA - 6.26 out of 10

Bachelor of Science in Computer Engineering

The Raajas Engineering College

2005 – 2009 Tirunelveli, India

Grade: 71%

Professional Experience

Technical Lead

Photon Infotech - JCPenney

12/2023 – present

Plano, Texas, US - Remote

•Developed responsive layouts using React, PostCSS, and Tailwind CSS, improving UI responsiveness and streamlining development through JSX.

•Led React UI integration, optimizing website performance by enhancing mobile responsiveness and reducing load times.

•Established UI/UX consistency across platforms, leveraging custom styling solutions to meet tight deadlines and improve user engagement.

•Spearheaded cross-functional collaboration, driving process improvements that enhanced team efficiency.

•Integrated Figma Mocks with React to refine designs, leveraging Tailwind CSS for cohesive styling, and improving user satisfaction.

•Identified and resolved complex technical issues using debugging tools such as Chrome DevTools, Redux DevTools, and performance monitoring, minimizing downtime and ensuring smooth user experiences.

•Conducted code reviews and system analyses, resolving complex technical issues, mentoring junior developers, and promoting knowledge sharing.

•Actively participated in Agile practices, including backlog grooming, sprint planning, Jira management, and daily stand-ups.

Front-End Developer UI/UX Specialist

Photon Infotech - JCPenney

01/2022 – 11/2023

Plano, Texas, US - Remote

•Developed responsive UI components by integrating Figma designs with Tailwind CSS and React, increasing cross-device compatibility.

•Led UI design initiatives, creating visually appealing, user-friendly interfaces that improved navigation efficiency and engagement.

•Trained and mentored junior developers, fostering knowledge-sharing sessions, enhancing team skillsets, and improving onboarding efficiency.

•Converted Figma designs into optimized React component architecture, enhancing application efficiency and reducing rework.

•Managed a team of 3–4 UI developers, ensuring uniform styling across microsites and meeting deadlines with a 100% project completion rate.

•Engaged in Agile development like Scrum events to enhance team productivity. UI/UX Developer

Photon Infotech - Toyota Financial Services

09/2020 – 12/2021

Plano, Texas, US - Remote

•In React and Next.js utilizing CSS3 and Styled Components, delivering pixel-perfect HTML5 layouts for improved UI consistency.

•Developed front-end layouts from Figma and Zeplin, ensuring design accuracy and optimal user experience.

•Optimized React and Next.js performance, ensuring scalable, maintainable code, and reducing frontend load time.

Senior Graphic Designer (UI Developer)

Photon Infotech - JCPenney

02/2016 – 07/2020

Plano, Texas, US - Onsite

•Migrated a legacy Angular application to React Redux Saga, improving performance, scalability, and maintainability.

•Incorporated PureCSS with React, ensuring a consistent, responsive UI across multiple devices.

•Developed pixel-perfect, responsive layouts, collaborating with the JS functional team to ensure seamless UI development.

•Implemented nested CSS with PostCSS, streamlining styling processes and improving code maintainability.

•Drove React integration strategies, significantly improving front-end performance and user engagement.

Senior Graphic Designer (Web Developer)

Photon Infotech

12/2012 – 01/2016

Bangalore, India - Onsite

•Led UI development for multiple projects, managing code quality and overseeing a team of 2–3 developers.

•Converted PSD to XHTML using Bootstrap, Gumby, and custom grids, ensuring cross- browser compatibility.

•Blended front-end layouts with React, Angular, Drupal, and SharePoint, improving project efficiency and reducing development time.

•Utilized advanced CSS and SASS, optimizing load times and user experience. Core Lead Creative Team Lead Web Developer

Cogzidel Technologies

01/2010 – 11/2012

Madurai, India - Onsite

•Led multiple UI development teams (5–8 members), specializing in Joomla, Magento, WordPress, and CodeIgniter.

•Managed PSD-to-HTML projects, ensuring high-quality, responsive designs aligned with project requirements.

•Developed and maintained high-quality templates for Magento, Joomla, OSCommerce, and WordPress.

•Streamlined the template creation process, reducing deployment time and increasing user satisfaction.

•Resolved complex template-related issues, reducing downtime and increasing team productivity. HTML-CSS Tutor

Nhit

06/2009 – 12/2010

Madurai, India - Onsite

•Delivered comprehensive HTML/CSS instruction, enhancing students' understanding and practical application of web development.

•Developed and refined an HTML/CSS curriculum, improving student engagement and graduation rates.

•Provided personalized coaching, fostering a collaborative learning environment.

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