Senior Application Developer (Custom eCommerce)

Quick Facts

Hands-on senior engineering role building custom B2B and B2C eCommerce applications.

Onsite in McKinney, TX.

Description

Design, develop, integrate, and support scalable, high-performance, end-to-end eCommerce solutions. Work across Product, UX, Mobile, Integration, Platform, and other teams to convert business requirements into secure and performant digital shopping experiences.

Responsibilities

• Design and enhance custom B2B and B2C eCommerce applications.
• Build modern, scalable, high-performance web apps using React.js, Next.js, and JavaScript/TypeScript.
• Create reusable frontend components, application modules, and shared UI capabilities.
• Deliver end-to-end features across frontend, backend services, APIs, integrations, and cloud environments.
• Design and implement modular UI architectures (e.g., micro-frontends, web components, atomic design, server-driven UI, BFF).
• Develop and integrate RESTful APIs and/or GraphQL services.
• Integrate frontend applications with backend services, third-party platforms, and enterprise systems.
• Apply eCommerce domain knowledge across product, catalog, pricing, customer, cart, checkout, and orders.
• Develop and deploy applications on Azure or AWS; support CI/CD and DevOps workflows.
• Troubleshoot, optimize, and enhance existing eCommerce applications; ensure performance, security, and quality.
• Conduct code reviews and promote maintainable, reusable code; develop unit/integration tests.
• Collaborate in Agile, mentor developers, and participate in continuous improvement.

Requirements

• Bachelor's degree in Computer Science, Engineering, or a related field
• 6+ years of application development experience, preferably with B2B and/or B2C eCommerce platforms
• Strong hands-on experience building custom eCommerce applications
• Strong hands-on experience with React.js and Next.js
• Strong JavaScript/TypeScript development experience
• Experience designing and developing modular, reusable UI architectures
• Experience building API-driven applications
• Hands-on experience developing and integrating RESTful APIs and/or GraphQL
• Strong understanding of eCommerce concepts, customer journeys, and transactional workflows
• Experience with Azure and/or AWS
• Experience with CI/CD, DevOps practices, and Git/Bitbucket
• Strong understanding of web application security and performance optimization
• Strong communication, collaboration, troubleshooting, and problem-solving skills
• Experience working in an Agile environment

Benefits

Benefits are not specified in the provided posting.