Activewear Apparel Product Developer

Job Description

Job Description Join a Team That Builds Product That Moves At Reflex, product is at the center of everything we do. We are looking for an Activewear Apparel Product Developer who is passionate about building high-quality, performance-driven apparel and excited to take ownership of product from concept through production.

This role is ideal for someone who understands the pace of apparel development, knows how to manage details across multiple styles and timelines, and enjoys partnering with design, merchandising, technical design, sourcing, and vendors to bring product to life.

You will help shape product outcomes, influence decisions, solve problems, and contribute to a team that values speed, quality, collaboration, and innovation. What You’ll Do Own the development of private label activewear and apparel styles from concept through production, ensuring each product meets design, cost, quality, fit, and construction expectations.

Evaluate prototypes, development samples, fit samples, and production-ready samples with a critical eye for fit, construction, fabric, trims, function, and overall brand alignment. Drive the development calendar forward by tracking key milestones, including prototypes, lab dips, sample yardage, fabric and trim approvals, testing, and production handoff.

Build, update, and manage accurate tech packs, ensuring vendors and factory partners have clear, complete, and timely information at every stage of development. Partner closely with Design, Merchandising, Technical Design, Production, Sourcing, and global vendors to keep product development moving efficiently.

Communicate directly with domestic and overseas factories to resolve questions, maintain timelines, and support successful execution. Support sourcing decisions and contribute ideas that improve product quality, cost efficiency, speed, and overall execution.

Review fabrics, trims, construction details, costing, and sample feedback to help ensure products meet performance