Product Designer - Mobile UI UX

Liftoff•Montreal, QC

7d•CA$80,000 - CA$120,000•Remote

About The Position

Liftoff is seeking a Mobile UI/UX Designer to join their Product team. This role will own app surfaces end-to-end, including new flows, redesigns, and the design system. The primary focus is on UX, involving diagnosing and fixing existing experiences based on user input. The designer will collaborate closely with the Head of Product, Engineering, Design, and Growth teams. Liftoff is a mission-driven, profitable, and bootstrapped company that has achieved significant ARR in under two years by gamifying fitness.

Requirements

Strong UX fundamentals; ability to explain why a layout works
Deep Figma fluency: Auto Layout, Components, Variables, Prototyping
Mobile-first design experience on shipped apps or game interfaces
Hands-on user research experience (running interviews or usability tests and changing designs based on feedback)
Evidence of shipping real products: 3+ years in consumer mobile, strong industry experience with a portfolio, or a built product with real users
Clear written communication (documenting decisions, writing specs, sharing learnings)
Comfort in a startup environment (short feedback loops, big ownership, no red tape)

Nice To Haves

Video game UI/UX background or a passion for video games
Illustration experience and a sharp sense of visual humor
Experience maintaining and evolving a design system
Shipped products in health, wellness, social, or gaming
Created shareable or viral graphics for apps or games
Ability to execute simple animations (Rive for stateful animations, Adobe After Effects + Lottie for motion graphics and VFX)
Ability to implement own designs (React Native / Expo, Tailwind)
Sustained depth in a craft, sport, or community outside of work

Responsibilities

Design mobile surfaces end-to-end
Turn PM ideas and feature briefs into flows, wireframes, and high-fidelity mockups in Figma
Build screens and components that balance playful, game-like design with product clarity and usability
Think in hierarchy, flow, accessibility, cognitive load, and micro-interactions
Audit live app surfaces and find where users stall, drop, or get confused
Revamp and upgrade existing screens with sharper UX and fresh visuals
Prioritize fixes by impact
Plan and run user interviews and usability sessions
Pull signal from community feedback, support threads, and product metrics
Turn findings into specific design changes, then close the loop after they ship
Maintain a consistent, scalable visual language across the app
Build reusable components that work across screen sizes
Create in-app graphics: splash screens, status cards, game-like items, collectibles
Create vector character work for the mascot Jymbo, including new poses and outfits
Create occasional graphics for landing pages and social media
Communicate animation intent clearly, storyboarding or specifying simple motion, and executing it in Rive when straightforward