
Siena AI builds empathic AI agents that autonomously handle ecommerce customer interactions and personalize experiences to drive revenue and retention. The platform integrates with help desks and…

Siena AI builds empathic AI agents that autonomously handle ecommerce customer interactions and personalize experiences to drive revenue and retention. The platform integrates with help desks and…
Product: Empathic AI CX agents for ecommerce that automate support, shopping, reviews, post-purchase workflows and subscription management
Founders: Andrei Negrau and Lisa Popovici
Founded: 2022
Funding: $4.7M seed announced Nov 2023; reported total funding ≈ $11.05M
Scale: Serves hundreds of millions of conversations; company reports handling up to 80% of interactions
Ecommerce customer experience, support automation, personalization and retention
2022
Information Technology
$4.7M
Announced seed round reported in Nov 2023 with investors including Sierra Ventures, Pari Passu Ventures, Spacestation Investments, Village Global, The Council and OpenSky Ventures
“Backed by a syndicate including Sierra Ventures, Pari Passu Ventures, Spacestation Investments, Village Global, The Council, OpenSky Ventures and others”
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Siena is building enterprise empathic AI Agents powered by reasoning-adept LLMs. Siena is the first AI Agent of its kind, designed to integrate with existing systems and interact with customers across multiple channels from a single, unified platform.
If you're excited about the intersection of human-to-machine communication and want to be part of a team driving innovation and making a real impact in automating agentic workflows, join us on our mission to revolutionize customer experience through empathetic AI.
At Siena, AI isn't just a tool—it’s embedded in our DNA. We believe that leveraging AI-first workflows empowers individuals to work smarter, faster, and more creatively. Our team embraces AI-powered augmentation in everything we do, from research to execution, making us more efficient and innovative every day.
We're seeking an exceptional Technical Support Engineer to join our Customer Experience team at Siena. This isn't your typical support role: you'll be solving complex engineering problems that directly impact our customers' success. You'll work at the intersection of customer experience and deep technical problem-solving, becoming the bridge between our customers and our engineering team.
What makes this role special
Technical problem solving
AI & LLM expertise
Integration & development
Customer Engineering
Process & documentation
Technical skills
AI/LLM expertise (preferred)
Customer-facing skills
We’re a startup, so no fancy offices or corporate fluff. But here’s what we do offer:
We’re not about corporate jargon—here’s what truly matters to us:
To ensure you stay at the cutting edge of AI-driven work, we provide:
We encourage our team to explore and integrate AI tools into their workflows, allowing them to maximize efficiency and innovation in their roles.
At Siena, we’re not just looking for people who can do a job. We’re looking for people who want to break boundaries, create the future, and reshape industries. If that’s you, we look forward to your application.
Siena provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability, genetics, sexual orientation, gender identity, or gender expression. We are committed to a diverse and inclusive workforce and welcome people from all backgrounds, experiences, perspectives, and abilities.
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