Senior Software Engineer - .Net

As a Senior Software Engineer, you will play a key role in driving the technical strategy, development, and upkeep of Staples Promotional Product’s core applications and system integrations. You’ll be responsible for crafting and enhancing software components - including programs, scripts, and data models - based on detailed design specifications that emphasize performance, reliability, and scalability. This role requires deep expertise in system integration, testing, and technical documentation, with a strong focus on designing intuitive, customer-facing front-end applications throughout the Software Development Life Cycle (SDLC). You’ll write clean, efficient code, build tools and applications, and contribute to initiatives that impact your team’s deliverables. You’ll bring a thorough understanding of the organization’s software ecosystem, with advanced proficiency in Full Stack.NET MVC technologies and key programming languages such as C#, SQL, and JavaScript. Familiarity and experience with HTML, CSS, Bootstrap, XML, JSON and modern web design principles is essential. You’ll collaborate with internal and external stakeholders - including UX, content, eCommerce, and strategy teams - to exchange and interpret complex technical information. Assignments typically span short to mid-term duration and require independent decision-making, though work is reviewed at defined checkpoints. You’ll mentor junior engineers and operate within established development frameworks and standards. Additionally, you’ll lead architectural planning and coordinate across distributed teams (onshore and offshore). Success in this role requires hands-on experience with eCommerce platforms, Azure Cloud services, AKS (Azure Kubernetes Service), and a solid grasp of data compliance and reporting requirements paired with strong leadership and communication skills. Duties & Responsibilities Create or modify complex programs, modules, routines, scripts, and data objects where performance, efficiency, and reliability are critical to the entire system. Assist in the development, testing, and maintenance of software functionality and perform coding, debugging, testing, and troubleshooting throughout the application development process. Engage in the full software development lifecycle, including requirement analysis, documentation of technical specifications, design, testing, deployment, and review of code. Analyze, test, monitor, and improve the performance, scalability, and functionality of software solutions. Mentor junior software engineers, providing guidance and support, and lead by example in code quality and best practices. Work with Architects, business partners, and Product teams to ensure systems are implemented as designed and translate business requirements into technical solutions. Identify, isolate, and resolve malfunctions related to software, and proactively anticipate and prevent problems before they occur. Stay informed of emerging trends or technologies and contribute to the evolution and documentation of application systems. Address all production-related issues promptly and with urgency. Requirements Basic Qualifications Bachelor’s degree in computer science, Information Systems, or related field. Proficient in multiple programming languages and frameworks relevant to the role. 5+ years of experience in Full Stack .NET, ASP .Net Core, MVC technologies, Razor views/Engine and key programming languages such as C#, SQL, JavaScript and jQuery. Familiarity and experience with HTML, CSS, Bootstrap, XML, JSON and modern web design principles are essential. Experience with designing and implementing eCommerce applications using service-oriented architectures. Experience with the full software development lifecycle, including independent analysis, design, testing, deployment, and documentation activities. 3+ years of experience working with web services and APIs (SOAP/HTTP, REST, WCF). Experience developing applications with relational MS SQL Excellent analytical abilities and a strong intellectual curiosity Proficient understanding of code versioning tools, such as Git / SVN Preferred Qualifications Master’s degree in computer science, Engineering, or a related field. Familiarity and experience in React.js Familiarity with Elastic Search Familiarity with Azure app services Familiarity and experience with Blazor WASM and Blazor Server Experience developing applications with non-relational database technologies - Cosmos DB Experience working in retail domains and developing e-commerce solutions. Experience building micro-services and working with event-driven and cloud architecture. Familiarity with Agile methodologies and ability to thrive in fast-paced, collaborative environments. Familiarity with secure application development practices. Understanding log analysis tools such as Splunk with the ability to query the logs and build dashboards when needed. Experience with Azure services, Kubernetes/AKS, and CI/CD pipelines Hands-on experience with Generative AI tools/APIs (e.g., OpenAI, Copilot)