Senior Software Engineer - Full Stack

Cello is looking for a Senior Software Engineer - Full Stack to help teams acquire, retain, and monetize customers. Join a remote-first team building APIs, attribution models, and AI-based recommendation engines.

• Build new features and improve existing systems.
• Work directly with stakeholders.
• Decide when to ship fast or slow down to fix the foundation.
• Influence architecture and product direction.

• Strong experience with React or similar frameworks.
• Experience with NestJS/Python or equivalent.
• Proficiency in AWS.
• Good communication skills and a collaborative attitude.
• Problem-solving capabilities in complex situations.