Sr Software Engineer I-FullStack

Senior Software Engineer I /Work Model: Onsite, FraminghamStaples is business to business. You’re what binds us together. Team Summary: The eCommerce engineering team within Staples Digital Solutions builds and modernizes the technology that powers scalable, reliable, and high-performing digital shopping experiences. The team partners across Product, UX, Data Engineering, Infrastructure, and Business Operations to deliver customer-focused solutions, strengthen platform capabilities, and support Staples’ continued digital transformation.Role Summary: As a Senior Software Engineer I, you will serve as a key technical leader on the eCommerce team, designing and optimizing cloud-hosted platforms using modern microservices and micro-frontend architecture. You will work across the full technology stack, partner with technical and business stakeholders, and help deliver accessible, secure, data-driven experiences that improve performance and customer engagement.What you’ll be doing:  Architect, design, and implement microservices and micro-frontend solutions for scalable, high-performance eCommerce platforms. Develop full-stack applications using Java and Spring Boot for backend services and React with TypeScript for frontend experiences. Translate business and product requirements into practical, innovative technical solutions in partnership with cross-functional stakeholders. Build and maintain streaming and batch data pipelines that support real-time analytics and complex business decisions. Improve site speed and user engagement by optimizing Core Web Vitals and overall application performance. Deliver accessible applications that meet ADA requirements and support an inclusive customer experience. Integrate payment gateways and maintain secure transaction processing aligned with PCI-DSS standards. Design distributed data solutions using Couchbase, MySQL, and NoSQL technologies, and messaging solutions using platforms such as Solace, Azure Event Hubs, and Apache Kafka. Provide technical guidance and mentoring to less-experienced engineers, and lead project teams or workstreams as needed. Participate in code reviews, design discussions, and architecture reviews, while documenting systems and processes for ongoing support and knowledge sharing.What you bring to the table:  Strong technical leadership, mentoring, collaboration, and communication skills. Ability to connect business needs with scalable technology solutions and clearly explain complex concepts to technical and non-technical audiences. Excellent problem-solving and critical-thinking skills, with sound independent judgment in architecture and technical design. A customer-focused mindset, attention to detail, adaptability, and a commitment to continuous learning.What’s needed- Basic Qualifications:  Bachelor’s degree in Computer Science, Software Engineering, or a related field. 7+ years of progressively complex software engineering experience, including full-stack development with Java/Spring Boot and React/TypeScript. Proven experience designing and implementing microservices and micro-frontend architectures.5+ years of experience working with cloud-hosted platforms such as AWS, Azure, or Google Cloud Platform and 5yrs of experience with Kubernetes. Experience with distributed databases, including Couchbase, MySQL, and NoSQL technologies. Experience with distributed messaging platforms such as Solace, Azure Event Hubs, or Apache Kafka. Demonstrated expertise in Core Web Vitals optimization and ADA compliance. Experience integrating and managing payment gateways and supporting PCI-DSS compliance. Experience building and managing streaming and batch data pipelines. Strong understanding of Agile methodologies, CI/CD pipelines, DevOps principles, and software engineering best practices.What’s needed- Preferred Qualifications:  Master’s degree in a related field. 2+ years of experience with micro-frontend frameworks and modular frontend architectures. Experience supporting eCommerce platforms or digital marketplaces. Familiarity with machine learning or optimization algorithms used in advanced analytics. Experience with payment providers such as Klarna, PayPal, Venmo, or ACI. Cloud platform certification, such as AWS Certified Solutions Architect or Azure Solutions Architect.We Offer: Inclusive culture with associate-led Business Resource Groups  Flexible PTO (22 days) and Holiday Schedule (7 observed paid holidays)  Online and Retail Discounts, Company Match 401(k), Physical and Mental Health Wellness programs, and more! https://careers.staples.com/Staples-Life/BenefitsThe salary range represents the expected compensation for this role at the time of posting. The specific base pay may be influenced by a variety of factors to include the candidate's experience, skill set, education, geography, business considerations, and internal equity. In addition to base pay, this role may be eligible for bonuses, or other forms of variable compensation. !