Lead Application Developer - eCommerce

Lead Full-Stack Engineer – B2B eCommerce is responsible for owning the architecture, development, enhancement, and support of the Composites One B2B Ecommerce applications and integrated systems. The role provides technical direction by collaborating with business analysts and stakeholders to translate requirements into technical solutions, deliver full‑stack development projects, and ensure high‑performance applications.

• Translate functional designs and business goals into scalable technical solutions.
• Drive architectural decisions for complex multi‑system integrations and ensure alignment with architectural standards and usability best practices.
• Develop front‑end features using HTML, CSS, Type Script, NextJS/React
  
  JS.
• Implement backend logic and APIs using Express
  
  JS, Node.js, and similar tools.
• Design and maintain SQL/No
  
  SQL databases.
• Integrate third‑party APIs and services.
• Ensure application performance, responsiveness, and security.
• Write clean, maintainable, and well‑documented code.
• Act as a hands‑on technical leader, contributing across the full stack while guiding other developers.
• Lead end‑to‑end delivery of development projects in Agile/Scrum environments.
• Collaborate with Product Owners, Scrum Masters, and stakeholders to manage backlogs, estimate work, and deliver on timelines.
• Conduct QA, testing, and documentation to support the software lifecycle.
• Drive process improvements for development efficiency.
• Partner with business stakeholders to influence the technical roadmap and delivery priorities.
• Partner with business teams for deployment, training, and change management.
• Monitor solution performance and suggest enhancements.
• Mentor junior developers and conduct code reviews.
• Stay informed on emerging technologies and contribute to the digital roadmap.
• Mentor a team of developers, including collaboration with offshore resources, ensuring high‑quality delivery and team growth.

• 10+ years of web development experience.
• 8+ years hands‑on development in JavaScript.
• 5+ years experience in B2B Ecommerce environments.
• 5+ years experience with Big Commerce or similar platforms.
• 2+ years experience as a lead developer overseeing others.
• 3+ years experience working with offshore development teams.
• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Extensive experience in web application development with a strong focus on full‑stack engineering.
• Deep hands‑on experience in JavaScript and modern frameworks (React
  
  JS/NextJS, Node.js/Express
  
  JS).
• Proven experience delivering solutions in B2B Ecommerce environments.
• Proficient with modern SQL and No
  
  SQL databases.
• Deep understanding of Agile, Scrum, and tools like Git Hub, Jira, and Confluence.
• Strong communication, problem‑solving, and analytical abilities.
• Proficient in Microsoft Office Suite and experienced in Windows environments.

• Experience integrating third‑party APIs in Ecommerce applications.
• Familiarity with performance tuning, scalability, and error handling in web‑based applications.
• Exposure to Digital Marketing and customer experience platforms is a plus.

• This is a hybrid position based out of our corporate office in Schaumburg, IL. The expectation is to work onsite three (3) days per week and remotely two (2) days per week.

• Employment offers are contingent upon successful completion of a drug screen and background check. This requirement is especially critical for safety‑sensitive roles.

The annual base salary range for this position is $150,000 - $178,000. The actual pay will be determined based on factors such as location, experience, skills, and qualifications. In addition to the base salary, employees may be eligible for discretionary bonuses and a comprehensive benefits package.

At Composites One, all qualified applicants are considered for employment without regard to race, color, religion, sex, national origin, age, marital status, sexual orientation, gender identity, veteran status, disability, or other protected classification as defined by applicable law and regulation.

Accommodations are available for applicants with disabilities in all phases of the application and employment process. To request accommodation please contact the ADA Coordinator by email at ADA