About TRX Training TRX Training is the creator of the original Suspension Trainer and a integral leader in functional fitness, providing equipment, training programs, and the TRX App — a subscription platform delivering 2,000+ workouts, live classes, and on‑demand content to consumers, coaches, and commercial partners worldwide.
TRX is investing in mobile as a core part of its growth strategy, with i OS as the primary platform for new value and differentiation going forward.
About the Role We are looking for a Senior i OS Engineer to join the TRX product team on a full‑time, dedicated basis. This role focuses on owning the i OS platform end‑to‑end architecture, hands‑on delivery, and backend collaboration.
The ideal candidate is a strong independent contributor who thinks beyond the codebase: comfortable making architecture calls, shipping PRs with minimal oversight, working closely with backend teams, and weighing technical decisions against business and product priorities.




Key Responsibilities Platform Ownership & Architecture Own i OS architecture and technical direction as the app becomes the primary mobile investment Design and evolve a modular, scalable codebase (MVVM/MVVM‑C or Clean Architecture) Delivery & Execution Design, build, and ship features independently — write, review, and merge PRs with minimal oversight Set up and maintain CI/CD, release, and App Store submission processes Backend Collaboration Work closely with backend/API teams on subscriptions, content delivery, and streaming Contribute directly to backend logic or API contracts when needed Product & Business Judgment Weigh trade‑offs between speed, quality, and cost in line with TRX’s commercial goals Influence scope and prioritization decisions, not just implementation Cross‑functional Collaboration Collaborate with design, product, and QA in an agile (Scrum/Kanban) environment Mentor and set technical standards as the senior‑most i OS voice on the team What We’re Looking For Experience 8+ yea

📌 Sr. ios full-stack developer (México)
🏢 WillDom Global
📍 México