**Software Engineer II-Frontend Developer with** **React, TypeScript, and NodeJs** **Work Model/Location: Hybrid, Framingham, MA** **Staples is business to business.**  You’re what binds us together. Our digital solutions team is more than a traditional IT organization. We are a team of passionate, collaborative, agile, inventive, customer-centric, results-oriented problem solvers. We are intellectually curious, love advancements in technology and seek to adapt technologies to drive Staples forward. We anticipate the needs of our customers and business partners and deliver reliable, customer-centric technology services. **What you’ll be doing:** You will be part of eCommerce team and partner with both business and technology teams to design and develop in-house data driven solutions for complex decision-making problems through systematic application of computer science, analytics, mathematical optimization, and machine learning as well as applying cutting edge technologies in the areas of eCommerce. Work closely with product management and program management to derive application requirements, set expectations, and communicate progress. **What you bring to the table:** + Strong team player who fosters a collaborative and inclusive frontend development environment. + Self-driven and highly motivated with a strong focus on executing frontend development objectives. + Proven experience in designing and building responsive, high-performance web applications using **React, NodeJs, NextJs with TypeScript** . + Expert in **modern build tools** (Webpack, Vite), **module bundling** , and **CI/CD pipelines** + Deep understanding of modern frontend architectures, including **Micro Frontend (MFE)** , **SSR/SSG** , and **component design** + Architect and implement **Web Security** best practices, **SEO optimization** . + Hands-on experience with **state management** (Redux, Context API, React Server Components) + Expertise in **frontend performance optimization** , **Web APIs** , and **browser storage** + Strong version control (Git) and code review practices + Proven ability to enhance site performance through **Core Web Vitals** optimization + Skilled in building optimized frontend applications supporting seamless user experiences + Continuously evaluate and incorporate emerging frontend technologies **What's needed- Basic Qualifications:** + 5+ years of experience as a Frontend Developer with **React, TypeScript, and NodeJs** + 3+ years experience with **Next.js** , including SSR/SSG implementations + Expert in **Web Performance optimization** and **mobile-first development** + Proficient in **modern CSS** (Flexbox, Grid, CSS-in-JS, responsive design) + Advanced experience with **React Query** and **Redux** for state management + Comprehensive **TDD** skills using Jest/Jasmine, Playwright/Cypress, and RTL + Experience implementing and testing **ADA compliance** standards + Strong expertise in **Core Web Vitals** optimization: + LCP optimization using **Lighthouse** and **WebPageTest** + FID optimization with **code splitting** and **lazy loading** + CLS management using **modern CSS techniques** + Advanced **browser debugging** and **cross-browser testing** skills + Proficient with **error tracking** (Sentry, LogRocket, Splunk) and **analytics** (GTM, GA4) + Expert in **Git workflows** and **CI/CD** practices **What’s needed- Preferred Qualifications** + Proven experience taking an idea from inception to life with an ability to explore a variety of opensource technologies. + Experience with developing, deploying, and launching software products on public cloud preferably Microsoft Azure. **We Offer:** + Inclusive culture with associate-led Business Resource Groups + Flexible PTO (22 days) and Holiday Schedule (7 observed paid holidays) + Online and Retail Discounts, Company Match 401(k), Physical and Mental Health Wellness programs, and more! _It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability._ Staples is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender idenity, sexual orientation, age, national origin, protected veteran status, disability, or any other basis protected by federal, state, or local law. For individuals with disabilities that need additional assistance at any point in the process, please call 1-888-490-4747 for more information.