Raynmaker ยท 2 days ago
Senior Full Stack Python Engineer
United States
Full-time
Remote
Senior Level, Lead/Staff
10+ years expRaynmaker.ai is the AI-native sales engine purpose-built for small and mid-sized businesses. The Senior Full Stack Python Engineer will lead the development and operation of core real-time services for the AI-driven sales platform, architecting and maintaining production-grade systems that enhance customer interactions.
Computer Software
Hiring Manager
John Gaona
Responsibilities
Architect, build, and operate Python/FastAPI microservices that power real-time customer interactions
Develop scalable, event-driven systems for voice, chat, scheduling, payments, and other operational flows
Own end-to-end production services including availability, performance, reliability, and observability
Build and maintain large-scale, multi-tenant data pipelines supporting both transactional and ML-driven use cases
Build high-quality front-end experiences using React and TypeScript
Create internal dashboards, configuration tools, and admin consoles for platform operations
Integrate real-time UI elements using WebSockets, streaming APIs, and live data updates
Design and operate distributed systems with a focus on real-time performance (voice, streaming, WebSockets)
Implement event-driven workflows using Kafka, Kinesis, SQS, or similar technologies
Deploy, scale, and monitor workloads on AWS (EKS, EC2, ALB, IAM, VPC, RDS, S3)
Use Kubernetes and Docker for container orchestration and service reliability
Work alongside ML teams to expose LLM- and RAG-powered services into production systems
Integrate with vector databases, agent frameworks, and LangChain/LangGraph pipelines
Build API endpoints and backend flows that leverage AI capabilities safely and efficiently
Participate in on-call rotations and lead incident response for platform services
Implement strong observability: logs, metrics, tracing, dashboards, alerts
Own release management, versioning, CI/CD workflows, and deployment automation
Continuously improve system reliability, performance, and scalability
Qualification
Required
10+ years of professional software engineering experience
Expert-level Python engineering skills
Expert-level TypeScript and React full stack development experience
Deep experience with FastAPI and microservices architecture
Strong background in distributed systems and large-scale pipelines
Real-time systems expertise: voice, streaming, WebSockets, live event flows
Exposure to the modern AI stack (RAG, vector DBs, LLMs, LangChain/LangGraph)
Experience building multi-tenant SaaS platforms
Strong understanding of event-driven systems (Kafka, Kinesis, SQS)
AWS cloud experience: EKS, EC2, ALB, IAM, RDS, S3, VPC
Proficiency with Kubernetes & Docker
Experience with observability tooling and incident response
Strong SQL and NoSQL database fundamentals
Preferred
Experience with third-party integrations (Stripe, Calendars, Toast, POS/CRM systems)
Security foundations: OAuth, JWT, RBAC, secure API design
Experience operationalizing AI systems in production
Startup or rapid-growth company experience
Infrastructure-as-Code (Terraform) experience
Building/maintaining modern CI/CD pipelines
Company
Raynmaker
Raynmaker is redefining sales for small and medium-sized businesses with an enterprise-grade, end-to-end autonomous platform.
51-200 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase