Machine Learning Engineer

Synthesia is moving beyond static generation into the world of Agentic AI
. We are building next-tier conversational agents that enable two-way, real-time interaction using our industry-leading AI video technology. We are looking for an unrelenting Senior/Lead Engineer to bridge the gap between infrastructure, UX, and machine learning to ship these groundbreaking features to our global customer base.

• Agentic AI Ownership
  :
  Contribute end-to-end to our new suite of AI Agents, managing everything from prompt engineering and LLM integration to infrastructure and safe feature releases
• Hybrid Challenges
  :
  Solve complex puzzles that sit at the intersection of UX design, robust infrastructure, and ML model performance
• Strategic Project Lead
  :
  Take sole ownership of long-term initiatives, breaking down ambitious AI goals into iterative, validated milestones
• Product Partnership
  :
  Work side-by-side with Product Managers to define the commercial application of our conversational tech. You’ll have a direct hand in shaping the product roadmap
• Impact Analysis
  :
  Utilize our internal data frameworks to evaluate how your AI features drive commercial success, pivoting based on real-world performance
• Technical Foresight
  :
  Ensure the team stays 6–12 months ahead by developing the engineering capabilities required for the next wave of AI challenges

• Seasoned Engineer
  : 7+ years of total experience, with at least 3 years in a Senior or Lead capacity
• High-Scale Experience
  : A background in high-performing engineering teams (scale-ups or top-tier tech firms) with a culture of excellence
• Backend & ML Expertise
  :
  Deep knowledge of server-side architecture and Machine Learning. While we focus on the backend, you should be comfortable assisting with Frontend needs when necessary
• SaaS Product Background
  :
  Experience building enterprise-level systems (billing, real-time collaboration, experimentation platforms, etc.) for AI-powered products
• Commercial Mindse
  t:
  You are motivated by shipping products that move the needle for the business
• Leadership
  :
  Prior experience managing or mentoring small teams is a strong advantage

• Pioneering Tech
  :
  We’ve been building proprietary Generative AI since 2017. Join a team of world-class researchers and engineers
• Global Trust
  :
  We serve over 50,000 customers, including half of the Fortune 500 (Zoom, McDonald’s, Heineken).
• "Build First" Cultu
  re:
  We hire the smartest people and give them the space to do their best work without bureaucracy.