Senior Machine Learning Engineer - AI Effects and Editing

About the Role/Specialty

As an MLE on the Video Effects stream, you’ll design, fine-tune, and deploy models that power Canva’s next-generation video effects, AI editing and interactive experiences. From integrating on-device AI capabilities to building scalable backend pipelines, you’ll bridge research and production — transforming ML ideas into delightful, real-time features for our users.

关于岗位

作为视频特效方向的算法工程师，你将负责设计、微调并部署支持 Canva 下一代视频特效、智能编辑和互动体验的模型。从集成端侧 AI 能力，到构建可扩展的后端流水线，你将连接研究与产品之间的桥梁，把机器学习的创意转化为令人惊喜的实时功能，真正交付给用户。

What you’ll do (responsibilities)

• Design, fine-tune, and deploy ML models for AI-powered visual effects across image and video modalities.
• Build robust pipelines for LoRA-based model training, post-training quantization, and inference optimisation.
• Develop and integrate on-device ML capabilities (MediaPipe, CoreML, NNAPI, etc.) for mobile runtime efficiency.
• Scale backend services for effect model serving, asset management, and real-time rendering.
• Prototype novel AI effects using diffusion, computer vision, and shader-driven approaches.
• Work closely with design and engineering to bring creative ideas to life as user-facing features.
• Stay informed on emerging trends in generative ML, real-time graphics, and VFX workflows to drive innovation.

工作职责

• 设计、微调并部署用于图像与视频 AI 特效的机器学习模型
• 构建稳健的训练流水线，支持 LoRA 微调、量化后处理及推理优化
• 开发并集成端侧 ML 推理能力（如MediaPipe、 CoreML、NNAPI 等），提升移动设备运行效率
• 搭建可扩展的后端服务，用于模型部署、特效资产管理与实时渲染
• 利用 Diffusion 模型、计算机视觉与 Shader 技术，原型化并验证创新 AI 特效
• 与设计与工程团队紧密合作，将创意想法转化为用户可交互的产品功能
• 跟踪生成式 ML、实时图形与视觉特效领域的行业动态，推动产品创新