Back End Developer
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Synthesia is building the foundational technology for the next era of AI. Since 2017, we have developed our proprietary generative AI in-house, empowering over 50,000 customers—including 50% of the Fortune 500—to create professional video at scale. We are seeking a tenacious Senior Engineer to take the helm of mission-critical projects that will define the future of our platform.
Your Role & Technical Ownership
- Complete Lifecycle Management: Lead the development of features across our React frontend and Python backend, ensuring secure, high-quality releases for our global audience
- Architectural Leadership: Drive complex, multi-month initiatives by translating ambitious technical goals into clear, iterative, and validated milestones
- Product Collaboration: Work as a strategic partner to Product Managers. You are expected to dive into commercial challenges and actively influence our product roadmap
- Impact Metrics: Utilize our advanced data pipelines to evaluate the performance of your work against business objectives, remaining agile enough to pivot based on results
- Technical Vision: Act as a forward-thinking architect, building the infrastructure and capabilities the team will require to stay ahead of challenges 6–12 months in the future
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Who You Are
- Experienced Authority: 7+ years in software engineering, with at least 3 years in a Senior or Lead capacity
- Scale-Up Background: You have a track record of success within high-performing teams at rapidly growing or established tech companies known for engineering excellence
- Full-Stack Competency: Deep expertise in server-side logic and backend architecture. We welcome "Backend-heavy" specialists, provided you are willing to support the frontend when project goals require it
Why Synthesia?
- Pioneer the AI Era: Work at the center of the most significant technological transition of our generation
- World-Class Peers: We recruit the most talented and collaborative minds, providing an environment free of distractions so you can focus on your best work
- Ethical Innovation: We are deeply committed to "People First" AI safety, ensuring our security and ethics frameworks lead the industry
- Proven Market Leader: Join a stable, high-growth company trusted by global giants like Heineken, Zoom, and McDonald’s.