Stream.fun is building the next evolution of the creator economy — where creators launch their own on-chain tokens and fans interact, gift, compete, and unlock VIP experiences in real time.

Think TikTok Live × Gaming VFX

We’re building an addictive, high-performance live-streaming experience with real-time rewards, effects, animations, and creator interactions.

Role Overview

We are looking for a Mobile VFX / Real-Time Animation Engineer who specializes in real-time rendering, GPU-accelerated effects, particle systems, and dynamic animation systems on iOS/Android.

Your job is simple:

Make our gifts, animations, and live interactions FEEL AMAZING.

High FPS, addictive visual feedback, TikTok-level polish.

You will build:

• Explosive gift animations
• Live interaction effects
• Token-powered visual rewards
• VIP entrance animations
• Real-time overlay rendering
• Battle / leaderboard / flex effects
• Custom shaders and particle systems

You’ll work closely with product, design, and mobile teams to create the dopamine engine of Stream.fun.

Responsibilities

Real-time graphics & animation engineering

• Build smooth, high-performance 2D/3D animations for live streams
• Implement particle systems, shader effects, and dynamic overlays
• Develop “super gifts,” badges, VIP animations, and fan battle effects
• Create animation pipelines optimized for 60–120 FPS

Mobile rendering engine

• Work with Metal, Vulkan, OpenGL ES, or Unity/Unreal mobile pipelines
• Develop real-time compositing layers on top of live video
• Optimize for low CPU/GPU usage while rendering heavy effects

Live interactions

• Build real-time feedback loops for gifting, token usage, leaderboards
• Sync animations to events with <100ms latency
• Work with WebRTC / RTMP streaming teams to ensure integration stability

Design collaboration

• Translate product & design concepts into polished animations
• Prototype visual effects rapidly
• Work with artists to implement visual assets and sequences

Performance optimization

• Ensure flawless performance on low and high-end devices
• GPU and memory optimization
• Animation scheduling for high-load scenarios (bursty gifts, battles)

Requirements

Technical

• 4+ years building mobile real-time graphics / animation systems
• Strong experience in Unity, Unreal, Metal, Vulkan, or OpenGL ES
• Deep knowledge of:
• Particle systems
• Shader programming (GLSL, HLSL, Metal Shading Language)
• Real-time rendering pipelines
• GPU compute optimization
• Experience implementing animations on top of video players or streaming layers
• Strong understanding of frame timing, FPS optimization, and mobile GPU constraints

Bonus Experience

• Worked on TikTok, Snapchat, BIGO, Kwai, Likee, Twitch, YouTube Live
• Mobile free-to-play game VFX experience
• AR filter / face effects experience
• WebRTC integration
• Motion graphics background
• Experience in Web3 or tokenized social apps

Soft Skills

• Creative mindset
• Fast execution
• Obsessed with detail and smoothness
• Ability to collaborate with designers + product
• Passion for building addictive user experiences

What We Offer

• Competitive salary + equity compensation
• Work directly with founders on a category-defining product
• Creative freedom to design the animation framework of the entire platform
• fast execution, huge ownership
• A chance to contribute to building high scale consumer app