**Our Opportunity:** **Chewy** is on a mission to become the most trusted and convenient destination for pet parents—and their healthcare partners—everywhere. As a **Fortune 500 leader in the pet industry** , we are redefining pet care through technology, and we want you to be part of that journey. We’re looking for a **Frontend Senior Software Engineer** to join our **Pet Health Engineering** team in **Boston, MA** . This is your chance to work with modern technologies to build scalable, high-performance systems that power Chewy’s fastest-growing business. You’ll lead by example, mentor others, and have a direct impact on the lives of pets and the people who love them. **Why You’ll Love This Role:** + **Tangible Impact** : Build solutions that support pet health services used by millions of customers. + **Tech-Driven Culture** : Leverage tools like AWS and React in a collaborative, agile environment. + **Career Growth** : Influence technical strategy, mentor Team Members, and shape future hiring as we scale. + **Mission-Driven Work** : Help transform pet healthcare by developing innovative software that truly makes a difference. **What You’ll Do:** + Architect and develop scalable, distributed systems and frontend services. + Collaborate with cross-functional teams to design and implement new features. + Mentor and guide junior engineers through design reviews, code reviews, and technical decisions. + Provide technical leadership across the full SDLC—coding, testing, deployment, and monitoring. + Champion engineering excellence by advocating best practices in code quality, testing, and performance. + Communicate effectively with stakeholders, balancing technical options and trade-offs. + Troubleshoot production issues, participate in on-call rotations, and help drive operational excellence. **What We’re Looking For:** + Bachelor's degree in Computer Science or related field (or equivalent experience). + 4+ years of software engineering experience building customer-facing applications. + Strong background in: + Frontend: **React** , **HTML5** , **CSS3** , **JavaScript/jQuery** + SQL and relational databases + Cloud infrastructure (especially **AWS** : EKS, S3) and observability tools like **DataDog** or **Dynatrace** + Experience designing system architecture and leading projects from concept to deployment. + Excellent problem-solving and analytical skills. + Clear communication and a collaborative, team-first mindset. **Bonus Points:** + Experience in **e-commerce** or high-traffic, customer-facing platforms. + Passion for pets—and technology that improves their lives. Ready to build what’s next in pet health with us? Join Chewy and let’s create something meaningful—together. **Chewy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, gender, citizenship, marital status, religion, age, disability, gender identity, results of genetic testing, veteran status, as well as any other legally-protected characteristic. If you have a disability under the Americans with Disabilities Act or similar law, and you need an accommodation during the application process or to perform these job requirements, or if you need a religious accommodation, please contact** **CAAR@chewy.com** **.** **To access Chewy's Customer Privacy Policy, please click here (https://www.chewy.com/app/content/privacy) .** **To access Chewy's California CPRA Job Applicant Privacy Policy, please click here (https://chewyinc.phenompro.com/us/en/privacy-policy) .**