
Principal Software Engineer
Twilio seeks a Principal Software Engineer for its Data Substrate team to architect and implement scalable data infrastructure and processing frameworks, drive technical strategy and innovation, and mentor engineers. The role requires 10+ years of software development experience (with at least 5 years in technical leadership), deep expertise in big data technologies (Clickhouse, Kafka, Spark), cloud and deployment technologies (AWS, Kubernetes, Terraform, Helm), and strong programming skills (Python, Java, Go, Bash). The position is remote within the United States and may require occasional travel.











