Senior Software Engineer, Personalization

Posh is a platform that enables users to build IRL communities based on shared interests. We're looking for a Senior Software Engineer to help shape our platform and lead the productionalization of personalization and classification algorithms.

Requirements

• Lead the productionalization of personalization and classification algorithms.
• Build with data and analytics in mind, to ensure continued accuracy and relevance of personalization, classification, and ranking algorithms.
• Translate experimental outputs into production-ready systems, ensuring efficiency and reproducibility.
• Demonstrate full stack experience with specialization in backend or infrastructure while contributing to broader projects.
• Collaborate on architecture and technical decisions that influence the direction of the platform, ensuring scalability, performance, and user-focused improvements.
• Design and maintain model-serving infrastructure, including APIs, batch pipelines, or streaming systems required to deploy ML models reliably.
• Build with data and analytics in mind, to ensure continued accuracy and relevance of personalization and classification algorithms.
• Focus on performance optimization and system reliability, especially as our user base grows.
• Drive experimentation with MVPs, balancing rapid iteration with long-term sustainable growth and developer experience.
• Provide mentorship to engineers, fostering a culture of growth and collaboration.

Benefits

• 401k Matching
• Generous Paid Time Off
• Retirement Plan
• Tuition Reimbursement