Senior Software Engineer - Java, Python

Requirements

Must have:

- 5+ years of professional software development experience, with a preference for 3 years in e-commerce, logistics, or integration-focused systems - Extensive experience in building and maintaining web applications using modern backend frameworks (e.g., .NET / ASP.NET, Node.js, Java, etc.), with a strong preference for .NET/ASP.NET due to our current technology stack - Deep understanding of REST APIs, webhooks, and data synchronization patterns, including authentication, pagination, throttling, and error management - Practical experience integrating with third-party platforms (marketplaces, ERPs, or similar), particularly Amazon, Walmart, or eBay APIs/SP-API - Proficiency in SQL and relational databases for querying, reporting, and troubleshooting data concerns - Strong skills in HTML, CSS, and JavaScript, including the ability to debug and make minor UI adjustments to existing sites - Experience with Git and collaborative development processes (pull requests, code review) - Ability to take ownership of projects, work independently, and effectively communicate with non-technical stakeholders

Responsibilities:

- Support integrations with platforms such as Amazon Seller Central, Walmart Seller Center, eBay, and other third-party systems - Maintain and enhance our custom e-commerce and back-office platform, including storefronts and internal management tools - Design and implement robust data flows and background jobs to ensure orders, inventory, and tracking remain synchronized and avoid overselling - Create tools and dashboards to monitor integration performance, error rates, and data quality, proactively addressing issues - Refactor and modernize legacy code while ensuring business continuity - Collaborate with operations, warehouse, and customer service teams to identify challenges and discover automation possibilities - Document integration logic, data mappings, and operational procedures to enhance supportability and knowledge sharing - Engage in planning and prioritization activities; contribute to defining the technical roadmap and establishing best practices for our engineering team

Company:

We are a company that manages a diverse portfolio of e-commerce websites alongside a custom back-office platform that oversees inventory, orders, and fulfillment across numerous sales channels. Our infrastructure seamlessly integrates with various third-party platforms. We are currently looking for a Senior Software Engineer to help us enhance and support this comprehensive platform. This position is based in Newport, KY, offering a hybrid work model and comes with an enticing benefits package, including competitive salary, health insurance, PTO, and opportunities to directly influence our business processes and architectural decisions.