At Five Below our growth is a result of the people who embrace our purpose: We know life is way better when you are free to Let Go & Have Fun in an amazing experience, filled with unlimited possibilities, priced so low, you can always say yes to the newest, coolest stuff! Just ask any of our over 20,000 associates who work at Five Below and they’ll tell you there’s no other place like it. It all starts with our purpose and then, The Five Below Way, which is our values and behaviors that each and every associate believes in. It’s all about culture at Five Below, making this a place that can inspire you as much as you inspire us with big ideas, super energy, passion, and the ability to make the workplace a WOWplace! BRAND DESCRIPTION: At Five Below our growth is a result of the people who embrace our purpose: We know life is way better when you are free to Let Go & Have Fun in an amazing experience, filled with unlimited possibilities, priced so low, you can always say yes to the newest, coolest stuff! Just ask any of our over 19,000 associates who work at Five Below and they’ll tell you there’s no other place like it. It all starts with our purpose and then, The Five Below Way, which is our values and behaviors that each and every associate believes in. It’s all about culture at Five Below, making this a place that can inspire you as much as you inspire us with big ideas, super energy, passion, and the ability to make the workplace a WOW place! POSITION SUMMARY The Engineering team, organized by product groups, is responsible for the architecture, design, development and operations of all systems and applications supporting Five Below’s Retail footprint. Accordingly, we have Merchandising and Inventory Management, Planning and Allocation Accounts Payables and Corporate Finance, Stores and Omni, Logistics, BI and Data Platform, Ecommerce Engineering and Tools. Five below systems and applications supporting business functions are a combination of enterprise solutions and custom software built to create a seamless experience for our customers, driven by data assets and Infrastructure at its epicenter. Digital engineering organization is responsible for creating world class customer experience through the ecommerce website, mobile app and multiple marketplaces for the Five Below customers. We are seeking a seasoned Senior Full-Stack Developer to join our team and drive the design, development, and delivery of our digital commerce platform. You will work across frontend and backend systems, leveraging MACH architecture (Microservices, API-first, Cloud-native, Headless) to build scalable, performant, and reliable systems. The ideal candidate will have deep experience integrating commerce tools, optimizing front-end experiences, and building microservices on AWS using Spring Boot. About Our Stack & Architecture: Frontend: Headless front-end deployed via Netlify, using modern frameworks (React / Next.js or equivalent), with emphasis on performance, SSR/SSG, SEO, and mobile-responsive design. Commerce Platform: Commercetools handling product/catalog/order flows, integrated via APIs. Backend / Services: Microservices built with Spring Boot, hosted on AWS, delivering API services, business logic, data persistence, and integrations. Job Responsibilities: Architect, build, maintain, and deliver full-stack features: from UI/UX front-end through backend microservices. Design, document, version, and evolve APIs; ensure backward compatibility and smooth integration with the commerce platform. Optimize front-end performance (build times, bundle sizes), ensure SEO readiness, accessible, responsive / mobile user experience. Develop scalable backend services on AWS: data modeling, caching, scaling, fault tolerance, observability. Own and improve CI/CD pipelines, deploy processes, versioning, and test environments. Implement monitoring, logging, tracing, metrics, and alerting across the stack; perform performance / load testing; identify and resolve bottlenecks. Ensure code quality with unit, integration, end-to-end tests; maintain high test coverage; conduct code reviews. Identify and reduce technical debt; advocate for clean, maintainable, scalable architecture. Mentor junior / mid-level developers; lead design / architecture discussions; contribute to roadmap and strategic decisions. Collaborate closely with Product, UX, QA, DevOps and other stakeholders to deliver features meeting business goals. Maintain security best practices: secure APIs, data protection, secure integration, compliance as needed. Qualifications: Strong experience (7-10+ years or equivalent senior level) with full-stack development, with significant hands-on experience on both frontend and backend. Strong experience with Spring Boot services on AWS; proven ability to design and build backend microservices. Proficiency in frontend frameworks (React / Next.js or similar) and deploying with Netlify (or equivalent static / headless / CDN setup). Solid experience in MACH / headless commerce architecture; experience integrating with Commercetools or similar. Hands-on experience with performance / load testing, observability, monitoring, and production troubleshooting. Depth in API design and versioning, service reliability, data persistence, caching, and error handling. Familiarity with CI/CD tooling, test environment setup, version control, deployment automation. Excellent code quality practices: tests, code reviews, maintainable architecture. Strong leadership / mentorship skills; ability to contribute to architectural decisions and own features end-to-end. Good communication skills; ability to articulate trade-offs, collaborate across teams. Retail / Ecommerce experience is a must. Highest level of personal integrity, and the ability to professionally manage confidential matters and exude the appropriate level of judgment and maturity. Exceptionally self-motivated and directed. Must be able to support on and offshore teams. Explore our benefits site to discover all the perks and support we offer! From health coverage to financial and personal wellness, we've got you covered—check it out today! benefits.fivebelow.com/public/welcome Five Below is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, age, national origin, disability, protected veteran status, gender identity or any other factor protected by applicable federal, state, or local laws. Five Below is committed to working with and providing reasonable accommodations for individuals with disabilities. If you need a reasonable accommodation because of a disability for any part of the employment process, please submit a request and let us know the nature of your request and your contact information. crewservices.zendesk.com/hc/en-us/requests/new BE AWARE OF FRAUD! Please be aware of potentially fraudulent job postings or suspicious recruiter activity by persons that are posing as a Five Below recruiters. Please confirm that the person you are working with has an @fivebelow.com email address. Additionally, Five Below does NOT request financial information or payments from candidates at any point during the hiring process. If you suspect fraudulent activity, please visit Five Below's Career Site to verify the posting. fivebelow.com/info/careers Careers Site Five Below is a leading growth retailer offering trend-right, extreme value, high-quality products loved by the kid and the kid in all of us. We believe life is better when customers are free to "let go & have fun" in an amazing experience filled with unlimited possibilities. With most items priced between $1 and $5 and some extreme-value items priced beyond $5, Five Below makes it easy to say YES! to the newest, coolest stuff across awesome Five Below worlds: Candy, Style, Party, Room, Create, Tech, Sports, and New & Now. Founded in 2002 and headquartered in Philadelphia, Pennsylvania, Five Below today has over 1,900 stores in 46 states.