Sr Software Engineer - Digital

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!

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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, Dev Ops 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…