Decagon
Senior/Staff Software Engineer, Data Lifecycle
$200K–$400K
New York City · On-site · Staff · Full-time · Posted Oct 28, 2026
- Experience
- 4+ years building software products.
About the job
Builds platform infrastructure and customer-facing tools for controlling sensitive data collection, retention, redaction, and deletion across Decagon’s AI systems.
What you'll do
- Build PII detection, redaction, retention, and reliable deletion systems across customer data and storage systems.
- Create customer-configurable tools and APIs, monitoring, and auditability for data lifecycle policies.
- Build LLM-backed anomaly detection and tune models to identify sensitive data, including in multimodal inputs.
What they ask for
- 4+ years building software products, with strong product thinking.
- Proficiency in Python and comfort working across the stack.
- Experience designing reliable backend systems and data pipelines, including asynchronous processing, retries, and failure recovery.
- Understanding of operational maturity for critical systems, including observability and monitoring.
Nice to have
- Experience with sensitive-data detection or handling, retention, deletion, privacy, or security-sensitive systems.
- Familiarity with privacy/compliance requirements, LLMs or AI agents, observability, or sensitive data in non-text formats.
Pay
$200K – $400K (base salary); equity amount not stated
Tools
Python
AI focus
Build LLM-backed systems to scan for data anomalies and violations, and train and/or tune models to detect sensitive data such as PII and PHI.
Model-written summary · the original posting is authoritative