Planetary Talent · 5 days ago
Senior Full Stack Engineer (Backend Focus) - AI Platform, Seattle, Hybrid
Greater Seattle Area
Full-time
Hybrid
Senior Level
6+ years expPlanetary Talent is focused on an AI-native system for regulatory evidence management. They are seeking a Senior Backend Engineer to build and own core services, focusing on APIs, data modeling, and reliability while working closely with product and AI teams.
Artificial Intelligence (AI)RecruitingSubscription Service
Responsibilities
Build product end-to-end. Design, implement, and ship backend services (Node.js/TypeScript, - Python) that ingest documents, validate evidence, and generate market-ready packets
Own APIs and data models. Design clean REST/GraphQL APIs; model data across Postgres/Aurora (relational), DynamoDB (document), and S3; enforce provenance and audit trails
AI + guardrails. Integrate LLM/embedding services with deterministic rules; wire RAG pipelines, citations, confidence thresholds, and human-in-the-loop review paths
Rules and validations. Encode checks for RoHS/REACH/TSCA/PFAS, UL/CE/IEC/CSA, NSF 61/372, DoP/CPR, EPD/EN 15804; implement versioning and diffs
Reliability at scale. Use eventing/queues (SNS/SQS/Kinesis), serverless (Lambda) and containerized services to process large doc volumes with strong SLAs
Security and compliance. Build with least privilege, secrets hygiene, and logging to support SOC 2/GDPR; contribute to threat modeling and privacy reviews
DevEx and quality. Add tests (unit/integration/e2e), CI/CD (GitHub Actions), feature flags, and deep observability (DataDog/OpenTelemetry) to keep the system fast and debuggable
Integrations. Ship connectors to ERP/PLM (SAP, Oracle, Teamcenter, Windchill), identity (SSO/SAML/OIDC), and content stores; later, push packets to routing tools
Own outcomes. Partner with PM/design to scope, instrument, and iterate measuring minutes-to-packet, extraction precision, and time-to-first-value
Qualification
Required
6 plus years building production SaaS with modern JS/TS plus a typed backend (Node.js, Go, or similar) and practical Python for data/AI tasks
API and data design chops (REST/GraphQL, SQL/NoSQL), event-driven patterns, and cloud experience (AWS preferred)
Experience with at least one of: document processing/OCR, LLM/RAG, or complex workflow engines with reliability/latency concerns
Track record shipping measurable improvements (perf, reliability, product adoption) in an agile environment
Preferred
LangChain/LangGraph patterns, vector databases, prompt/guardrail tooling
PDF/layout parsing, table extraction, entity resolution
ERP/PLM or compliance domain exposure (RoHS, REACH, TSCA, PFAS, CE/UL/CSA, EPD/DoP)
Terraform/IaC, DataDog/Otel, Temporal/Step Functions, Auth (SAML/OIDC), secure file handling
Company
Planetary Talent
Planetary Talent is a staffing subscription platform that provides recruiting services.
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase