Sr. Full Stack Developer; Hybrid

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Regular Full-time Professional Corporate, Deer Park, NY, US

Salary Range: $ To $ Annually

Department: IT Developers

Reports to: Director, Web Development and Ops

The Senior Full Stack Developer will play a key role within the e-commerce engineering team, contributing to the design, development, and maintenance of scalable online retail platforms. This position requires extensive experience with modern web technologies and a strong focus on backend system architecture and development.

• Design and maintain high-performance e-commerce applications using Next.js, React, and Type Script
• Build robust backend services and APIs using Node.js/Bun and various server frameworks
• Develop shopping cart functionality, payment processing systems, and order management workflows
• Integrate payment gateways (Pay Pal, Amazon, Cash App) and third-party services
• Build product catalog systems, search functionality, and recommendation engines
• Implement A/B testing and promotional campaign features
• Maintain customer account systems, order tracking, and service tools
• Participate in on-call rotation for production issues and system monitoring
• Troubleshoot and debug issues using Linux command-line tools
• Write clean, maintainable code following best practices
• Leverage AI tools and agents to enhance development workflow

• Database: MySQL
• Tools: Git, Git Hub Actions

• 7-8+ years of professional web development experience with strong backend focus
• Strong experience with Next.js (Pages Router, App Router, API routes)
• Backend development experience with Node.js/Bun and server-side languages (Python, PHP, Ruby)
• E-commerce development experience including payment processing and order management
• Solid understanding of React, state management (Zustand, Context API), and modern build tools (Vite)
• Database expertise with SQL (MySQL) and No
  
  SQL databases
• Payment integration experience with major payment processors
• Understanding of networking protocols (SSH, TCP, UDP, HTTP, TLS)
• Experience with Linux systems administration and command-line debugging
• Proficiency with Git and collaborative workflows
• Understanding of e-commerce security and PCI compliance
• Strong problem-solving skills and ability to handle on-call responsibilities

• Perl/PHP/Ruby experience for legacy system maintenance and new development
• Microservices architecture design and implementation
• Headless commerce and API-first development
• Cloud platform experience (AWS, Google Cloud, Azure)
• CDN implementation and global content delivery
• A/B testing platforms and conversion optimization
• AI integration experience and understanding of model capabilities and agent orchestration

The above job description is meant to describe the general nature and level of work being performed; it is not intended to be construed as an exhaustive list of all responsibilities, duties and skills required for the position.

• Medical, Dental & Vision Coverage — comprehensive health benefits to keep you and your family well
• Life Insurance & Voluntary Programs — flexible options to fit your needs
• 401(k) with Generous Company Match — we invest in your financial future
• Generous Paid Time Off
  — because rest and balance matter
• Employee Assistance Program, Health Advocacy & Caregiving Resources
  — support for life's challenges, big and small
• Employee Product Discounts
  — enjoy the brands and products you help build
• Company Events & Gatherings
  — we work hard and celebrate together

** This is a direct hire. No agencies or recruiters please**

Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time.

is firmly committed to the principle of equal employment opportunity.  offers employment opportunities without regard to race, color, sex, age, religion, national origin, disability, U.S. military and or other prohibited bases of discrimination, both state and local. All aspects of the employment relationship (including recruiting, hiring, training, working conditions, compensation, promotion, discipline, and termination) are subject to this policy.