Senior Software Engineer (Backend and ML)
Tofu
This job is no longer accepting applications
See open jobs at Tofu.See open jobs similar to "Senior Software Engineer (Backend and ML)" SignalFire.About Tofu
We're Tofu (tofuhq.com) – a fast-growing SF Bay Area startup revolutionizing B2B marketing with AI. Our team, from top tech companies and elite universities, builds cutting-edge AI solutions for hyper-personalized, omni-channel content at scale. Post-Series A, we're backed by world-leading investors including Index Ventures, SignalFire, and HubSpot Ventures.
👉 See Product Demo: https://www.loom.com/share/4845885881264dea914a9978d57a238e
The Role
We're seeking exceptional backend engineers to build robust, scalable systems for our AI-driven marketing platform. As a key team member, you'll:
- Apply state-of-the-art AI models to develop agentic capabilities
- Design scalable backend systems using Python/AWS
- Optimize PostgreSQL databases & REST APIs
- Architect distributed systems for enterprise workloads
You'll work directly with customers and collaborate across teams to create seamless features.
Ideal Profile
- Passion for end-to-end problem solving in fast-paced environments
- Strong product sense and attention to detail
- 3+ years experience (big tech and startup mix preferred)
- Expertise in Python, AWS, PostgreSQL, RESTful APIs, and scalable systems
- Experience with LLMs and modern AI frameworks (e.g., LangChain, LangGraph)
- Strong system design skills
Why Join?
- High-impact role shaping the future of generative marketing tech
- Collaborative, talented team in a fast-growing startup
- Dog-friendly San Mateo office (3 days/week)
- Daily product releases
Ready to Build the Future of Marketing?
- Apply now or reach out: honglei@tofuhq.com
This job is no longer accepting applications
See open jobs at Tofu.See open jobs similar to "Senior Software Engineer (Backend and ML)" SignalFire.