Senior Fullstack Engineer, Customer Context
Core
Build and scale foundational services, APIs, and pipelines powering Postscript's AI messaging platform for e-commerce marketers.
Role type
Senior Fullstack Engineer (Backend focus, AI-first development)
Builds
Highly available, scalable REST APIs and backend services for internal and external use
Domain
E-commerce / AI / Distributed Systems
Deliverable
production ML models
Required skills
Python, Go, Rust, React, TypeScript, Kafka, Flink, Spark, AWS, Kubernetes, Terraform, SQL, Event-driven architecture, AI coding tools (Claude Code, Codex, Cursor, Copilot)
Preferred skills
Experience with 0-to-1 initiatives and complex existing systems, Observability (Datadog, Signoz), Index strategy design
Technologies
AWS, Kubernetes, Kafka, Flink, Spark, Terraform, Datadog, Signoz, React, TypeScript, Python, Go, Rust
Responsibilities
Architect and maintain scalable REST APIs and backend services; Design and execute solutions across distributed systems with high ambiguity; Build agentically using concurrent autonomous agent workflows; Integrate AI into engineering systems and workflows; Improve system resilience and eliminate single points of failure; Optimize infrastructure and workflows using AI tools.
Seniority
Senior, hands-on IC
