Senior Software Engineer

Senior Software Developer Front-End Chewy is seeking a Senior Software Developer Front-End to join our fast-paced, customer-first Sponsored Ads team. This role is instrumental in launching innovative, customer-facing products composed to delight and engage Chewys advertising partners, while scaling our advertising technology and strengthening brand partnerships. As a senior member of the team, youll help compose, build, and deliver intuitive, performant, and scalable front-end experiences that power ad creation, campaign management, creative tools, and performance reporting across Chewys digital ecosystem. Sponsored Ads at Chewy builds an outcome where everybody wins ecosystemoffering pet parents relevant product options and deals while enabling brand partners to improve visibility and reach through targeted placements. Advertising is a fast-growing, strategically important component of Chewys e-commerce platform and a key driver of incremental revenue. In this role, youll use your deep expertise in front-end engineering to lead the development of engaging web experiences for both advertisers and internal users. As an early member of the team, youll be part of crafting the technical strategy, owning core areas of the system architecture, and influencing the user experience across Chewys retail platform and advertiser portal. You will also help lead the team through ambiguous technical decisions and play a critical role in establishing front-end engineering standards. This is an outstanding opportunity to spearhead a new initiative from the ground up, driving business outcomes in a rapidly growing segment of the company. What Youll Do: Serve as a senior technical contributor on the Sponsored Ads engineering team, focused on front-end architecture and implementation. Own and lead design, development, testing, and deployment of high-quality front-end applications and features Work closely with Product, UX, and Back-End Engineering to build seamless, performant, and accessible user experiences. Champion engineering excellence by writing clean, modular, and maintainable code with a strong emphasis on testing and performance. Mentor and guide junior engineers through design reviews, code reviews, and pair programming sessions. Decompose complex problems into manageable components that can be driven incrementally and at scale. Assist in establishing and enforcing guidelines for front-end development, focusing on performance optimization, accessibility, and responsive build. Participate in sprint planning, technical design sessions, and retrospectives to improve development processes and team velocity. Contribute to team culture by fostering collaboration, innovation, and accountability. What Youll Need: Bachelors degree in Computer Science, Computer Information Systems, or related fieldor equivalent industry experience. 7+ years of experience developing front-end applications using modern JavaScript frameworks (e.g., React, Vue, Angular). Demonstrated expertise in building large-scale, high-quality, customer-facing web applications. Strong fundamentals in computer science, including data structures, algorithms, and object-oriented design. Hands-on experience with TypeScript, front-end state management (e.g., Redux, Zustand), and component-based architectures. Proficiency with HTML5, CSS3, responsive design, and front-end performance tuning. Experience with GraphQL, RESTful APIs, and client-side data handling. Proficient in front-end testing tools and frameworks (e.g., Jest, Cypress). Excellent verbal and written communication skills; able to articulate complex ideas clearly and concisely. Ability to lead through ambiguity, set direction, and influence architecture decisions. Position may require occasional travel. Bonus: Experience in e-commerce or advertising technology domains. Familiarity with Agile methodologies such as Scrum or XP. Experience with AWS cloud services and infrastructure automation (e.g., Terraform, Ansible). Strong data analysis capabilities in large-scale environments. Proficient in developing software using an iterative development approach and continuous integration/continuous deployment (CI/CD) pipelines. Exposure to server-side rendering (SSR) or static site generation (SSG) concepts. Passion for pets and Chewys mission is a plus The specific salary offered to a candidate may be influenced by a variety of factors including but not limited to the candidates relevant experience, education, and work location. In addition, this position is eligible for 401k and a new hire and annual equity grant. We offer different types of insurance and benefits, such as medical/Rx, vision, dental, life, disability, hospital indemnity, critical illness, and accident. We offer parental leave, family services benefits, backup dependent care, flexible spending accounts, telemedicine, pet adoption reimbursement, employee assistance program, and many discounts including 10% off pet insurance and 20% off at Chewy.com. Exempt salary team members have unlimited PTO, subject to manager approval. Team members will receive six paid holidays per year. Team members may be eligible for paid sick and family leave in compliance with applicable state and local regulations. 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 Chewys Customer Privacy Policy, please click here. To access Chewys California CPRA Job Applicant Privacy Policy, please click here.