Senior Frontend Engineer - React/TypeScript Expert

Pegah Panahandeh

Burnaby, BC, V*E *J* +1-604-***-****

*****.**********@*****.*** https://www.linkedin.com/in/pegahpanahandeh/ SUMMARY

Senior Frontend Developer with 10+ years of experience building scalable, high-performance web applications across startup and enterprise environments. Skilled in React, TypeScript, Next.js, JavaScript, HTML5, CSS/SASS, GraphQL, and modern CMS platforms, with expertise in component-driven architecture, reusable UI libraries, microservices, and scalable frontend architecture. Experienced across the full SDLC, applying design patterns, testing methodologies, CI/CD pipelines, and performance optimization, while delivering accessible, UX- focused interfaces using MUI and Tailwind CSS.

WORK EXPERIENCE

Senior UI Developer July 2025 – Jan 2026

Stream Systems Ltd – Remote, Canada

Highlights: React.js, TypeScript, JavaScript, Vitest, Jotai, Advanced State Management, Real-Time Data Synchronization, Performance Optimization, Data Visualization, ECharts, D3.js

• Delivered React-based UI features with complex state management and real-time data synchronization, improving UI performance by 40% while efficiently handling 100k+ records with real-time updates

• Designed and implemented interactive dashboards and advanced data visualizations using ECharts and D3.js, enabling stakeholders to make faster, data-driven business decisions

• Collaborated and communicated effectively to solve complex problems and deliver features on time Senior Front-End Developer (Contract) Aug 2024 – Feb 2025 Lululemon, Vancouver, BC

Highlights: ReactJS, React Query, Redux, JavaScript, TypeScript, Next.js, Node.js, GraphQL, Jest, Cypress, Material UI, Rush, Postman, AWS, Terraform, Lambda, S3, GitLab, storybook

• Optimized React/Next.js e-commerce features supporting 500k users and high-volume transactions, including A/B testing for conversion optimization

• Partnered with cross-functional teams to design and build a shared component library for a microservices-based frontend architecture, improving team velocity by 30% across 7 repositories

• Collaborated on migrating multiple standalone repositories into a unified monorepo, improving code reuse, dependency management, and build and deployment efficiency Front-End Developer Jun 2018 - Apr 2024

POWERSHiFTER, Vancouver, BC

Highlights: React.js, Vue.js, Ember.js, HTML5, JavaScript, TypeScript, Next.js, MUI, WebSockets, Jest, Gatsby.js, CMS, CloudFront, Cognito, REST APIs, MongoDB, PostgreSQL, Bitbucket, Vite, AI

• Led a team of 4 developers to redesign a high-traffic government website, improving load speed by 60%, accessibility by 40%, and overall user satisfaction through streamlined UI/UX

• Drove agency growth by scoping projects, estimating deliverables, and resolving complex technical challenges, ensuring seamless execution across multiple initiatives

• Mentored new staff and conducted code reviews to ensure knowledge sharing and code quality Front-End Developer Jan 2019 - Apr 2022

TELUS Digital, Vancouver, BC

Highlights: React.js, Vue.js, JavaScript, TypeScript, Next.js, NodeJS, MobX, AI, Apollo Client, Sass, Styled Components, Tailwind CSS, Ant Design, Webpack, NoSQL, Contentful, Sanity, Playwright, Azure

• Led the delivery and launch of five high-impact TELUS.com initiatives (TELUS Support, Rewards, FIFA, Existing Customer, SHS), driving millions of user interactions and improving digital accessibility and site performance by 25%

• Contributed 2,000+ GitHub commits to TELUS apps and internal libraries, enhancing the digital platform and developer workflows

• Worked cross-functionally to implement user-focused enhancements aligned with business objectives Front-End Developer Oct 2017 - Jun 2018

Radical I/O Technology Inc, Vancouver, BC

Highlights: Angular, React, JavaScript, Sass, Yarn, npm, nvm, gulp, Git, MySQL, WCAG, JIRA

• Built high traffic React app, supporting 500k+ users and improving accessibility

• Built hybrid mobile app with AngularJS, Ionic, and Cordova, boosting user engagement by 30% Front-End Developer Feb 2016 - Jul 2017

Technology Evaluation Centers, Montreal, Quebec

Highlights: AngularJS, JavaScript, Prettier, ESLint, D3.js, Kanban, Backbone, Agile, Confluence

• Built responsive front-end features for a CRM SaaS app, ensuring cross-browser compatibility and seamless UX

• Tested and validated solutions, collaborating with design, marketing, and project teams to deliver high-quality code

UI Developer May 2014 - Dec 2015

Ericsson, Montreal, Quebec

Highlights: JavaScript (ES6), AngularJS, HTML, JSP, Bootstrap, cloud, Jenkins, Babel, SEO, CI/CD pipelines, Docker, version control systems, SQL, scrum, Figma, sketch, Canvas

• Integrated APIs with back-end teams and delivered new UI features, ensuring smooth data flow and seamless user experiences

• Built unit tests, automation scripts, and Jira documentation to support QA and development clarity Web Developer Jan 2013 - Jan 2014

Standard Life of Canada, Montreal, Quebec

Highlights: XHTML, HTML5, CSS3, SASS/LESS, JavaScript, jQuery, JSON, AJAX, JSP, XML, SEO

• Built Standard Life’s public website and internal financial tool, gathering stakeholder requirements and collaborating with front-end and back-end teams to deliver tailored solutions EDUCATION

Diploma in Web Programming Sep 2011 - Jun 2012

Concordia University, Canada

Bachelor, Computer Science Sep 2002 - Jun 2006

Sheikhbahaee University, Iran

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