Senior Software Engineer

Our Opportunity:

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 Chewy’s advertising partners, while scaling our advertising technology and strengthening brand partnerships. As a senior member of the team, you’ll help compose, build, and deliver intuitive, performant, and scalable front-end experiences that power ad creation, campaign management, creative tools, and performance reporting across Chewy’s digital ecosystem.

Sponsored Ads at Chewy builds an outcome where everybody wins ecosystem—offering 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 Chewy’s e-commerce platform and a key driver of incremental revenue.

In this role, you’ll 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, you’ll be part of crafting the technical strategy, owning core areas of the system architecture, and influencing the user experience across Chewy’s 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 You'll 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 You'll Need:

• Bachelor’s degree in Computer Science, Computer Information Systems, or related field—or 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 Chewy’s mission is a plus!