Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Passionate and highly motivated Senior Front-End Engineer with 10+ years of experience building and maintaining complex, enterprise-grade applications using React, TypeScript, HTML, and CSS. I thrive in agile environments and collaborate closely with cross-functional teams to deliver measurable impact. I excel at debugging, technical documentation, and mentoring junior engineers, with a track record of maintaining 90%+ test coverage and supporting $60M+ revenue features. I bring a solution-oriented mindset, deep technical expertise, and a genuine love for collaboration to innovative teams solving meaningful problems.…Passionate and highly motivated Senior Front-End Engineer with 10+ years of experience building and maintaining complex, enterprise-grade applications using React, TypeScript, HTML, and CSS. I thrive in agile environments and collaborate closely with cross-functional teams to deliver measurable impact. I excel at debugging, technical documentation, and mentoring junior engineers, with a track record of maintaining 90%+ test coverage and supporting $60M+ revenue features. I bring a solution-oriented mindset, deep technical expertise, and a genuine love for collaboration to innovative teams solving meaningful problems.

Zsuzsanna Ivan

Front-End Developer, Back-End Developer, Web Developer, +2





Passionate and highly motivated Senior Front-End Engineer with 10+ years of experience building and maintaining complex, enterprise-grade applications using React, TypeScript, HTML, and CSS. I thrive in agile environments and collaborate closely with cross-functional teams to deliver measurable impact. I excel at debugging, technical documentation, and mentoring junior engineers, with a track record of maintaining 90%+ test coverage and supporting $60M+ revenue features. I bring a solution-oriented mindset, deep technical expertise, and a genuine love for collaboration to innovative teams solving meaningful problems.…Passionate and highly motivated Senior Front-End Engineer with 10+ years of experience building and maintaining complex, enterprise-grade applications using React, TypeScript, HTML, and CSS. I thrive in agile environments and collaborate closely with cross-functional teams to deliver measurable impact. I excel at debugging, technical documentation, and mentoring junior engineers, with a track record of maintaining 90%+ test coverage and supporting $60M+ revenue features. I bring a solution-oriented mindset, deep technical expertise, and a genuine love for collaboration to innovative teams solving meaningful problems.

Available to hire

Passionate and highly motivated Senior Front-End Engineer with 10+ years of experience building and maintaining complex, enterprise-grade applications using React, TypeScript, HTML, and CSS. I thrive in agile environments and collaborate closely with cross-functional teams to deliver measurable impact.

I excel at debugging, technical documentation, and mentoring junior engineers, with a track record of maintaining 90%+ test coverage and supporting $60M+ revenue features. I bring a solution-oriented mindset, deep technical expertise, and a genuine love for collaboration to innovative teams solving meaningful problems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Work Experience

Front-end Engineer at Workday

May 1, 2025 - May 1, 2025

Engineered enterprise-scale data visualization features (drill-down dashboards, table integrations, filters, localization) powering analytics for $60M+ annual revenue. Facilitated requirement definition and strategic planning for intricate features in collaboration with product owners, designers, QA specialists, and technical writers. Built rich-text editor integrations and validation frameworks, reducing user content errors and improving workflow efficiency. Maintained 90% unit/integration test coverage with Jest, React Testing Library, and Enzyme, decreasing regression defects across releases. Implemented WCAG 2.1 and ARIA accessibility standards, ensuring full screen reader/keyboard compatibility and mentoring engineers on inclusive development. Automated localization pipelines and validation checks, cutting manual QA cycles by 30%. Onboarded and mentored junior engineers, improving ramp-up speed and team productivity. Created unit tests and fixed TypeScript errors with Copilot.

Front-end Engineer at Wells Fargo

May 1, 2019 - May 1, 2019

Developed an AI-powered chatbot with React and Redux to automate internal support workflows, reducing manual query resolution time. Integrated conversational flows with backend APIs, enabling real-time data retrieval and enhancing employee self-service tools.

Front-end Engineer at HPE / Nimble Storage

October 1, 2018 - October 1, 2018

Built core UI components for Nimble Storage using EmberJs, OOP JavaScript, and AJAX in an Agile environment. Migrated monolithic UI app to modular microservice architecture with Ember Engines, enabling scalable feature deployment. Increased stability by raising automated test coverage by 40%, reducing production incidents. Collaborated with cross-functional teams to deliver high-performance storage management features post-acquisition by HP.

Front-end Engineer at Verizon

February 1, 2017 - February 1, 2017

Developed key features for Go90 streaming platform used by 2–3M monthly users, leveraging ReactJS and responsive design. Built and optimized dynamic marketing pages with Twig and Bootstrap, supporting rapid content deployment. Partnered with product owners to deliver iterative enhancements based on live user feedback, improving engagement metrics.

Front-end Engineer at Yahoo

February 1, 2016 - February 1, 2016

Engineered interactive ad formats (display, search, video, native) for Yahoo’s global advertising platform using HTML, CSS, and JavaScript. Ensured cross-browser compatibility and reduced client-reported defects by implementing robust front-end solutions. Translated advertiser requirements into reusable ad components, accelerating campaign delivery.