Senior Fullstack Engineer
Siena AIBucharest, Romania • Toronto, Ontario, Canada • Warsaw, Masovian Voivodeship, Poland • Berlin, Germany • London, England, United Kingdom • Cluj-Napoca, Romania • Brazil
Posted May 8, 2025
Full Time
About the Company
Siena AI pioneers autonomous customer service with empathy-driven, AI-powered commerce support.
Job Description
Siena is building enterprise empathic AI Agents powered by reasoning-adept LLMs. As a Full Stack Engineer, you'll own projects end-to-end, developing and optimizing features within our AI-powered customer support automation platform.
Requirements
- 7+ years of software engineering experience in Node.js, React, TypeScript, and Express.
- Solid experience with cloud environments (AWS – Fargate, Lambda, EC2, SQS).
- Strong database skills with PostgreSQL and Redis.
- Familiarity with CI/CD pipelines (CodePipeline, GitHub Actions, or similar).
- Product-focused mindset—you think beyond just code and care about business impact.
- Deep experience in microservices architectures and scalable systems.
Benefits
- Competitive compensation.
- Great salary plus the opportunity for equity or stock grants.
- Flexible time off. Take at least 15 days—more if you need it.
- A learning budget. If you're growing, so are we.
- The thrill of building something new. Join us at a stage where your contributions matter most.
- Tackling meaningful challenges. We’re redefining how work gets done through AI.
