- 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.
- 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.
- 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.
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Senior Full Stack Python Engineer - United States - Raynmaker
Description
About Raynmakeris the AI-native sales engine purpose-built for small and mid-sized businesses. We empower local and franchise businesses to compete with enterprise-level capabilities-through AI-driven lead targeting, next-best-action automation, and intuitive workflows that help them close more deals, faster. We're a venture-backed, fast-growing team committed to helping SMBs grow with confidence.
Role Overview
We're looking for a Senior Full Stack Python Engineer to lead the development and operation of the core real-time services behind our autonomous AI-driven sales platform. You will architect, build, and maintain production-grade systems that power voice, chat, scheduling, payments, and other mission-critical workflows used by real businesses every day.
This is a hands-on, high-impact role where you will work directly with technology leadership, own major components of the platform, and help scale a modern cloud-native environment that integrates AI, real-time communication, and multi-tenant SaaS infrastructure.
If you thrive in complex distributed systems, enjoy building high-performing services end-to-end, and want to help shape the backbone of an AI-first company, this role is for you.
Key Responsibilities
Platform & Backend Engineering
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Senior Python Engineer
Only for registered members United States
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Principal Python Engineer
Full time Only for registered members United States
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Principal Python Engineer
Only for registered members United States
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Data Engineer(Strong Python)
Only for registered members United States
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Python Full Stack Engineer
Only for registered members United States
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AI/Python Software Engineer
Only for registered members United States
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Senior Python Integration Engineer
Only for registered members U.S.
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Senior AI Python Software Engineer
Only for registered members United States
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Senior AI Python Software Engineer
Only for registered members United States
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Senior/Lead Python Fullstack Engineer
Only for registered members United States
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Senior Software Backend Engineer – Python
Only for registered members South America
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Senior Python Fullstack Engineer- Fractional
Only for registered members United States
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Cloud Full Stack Python Software Engineer
Only for registered members U.S.
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Cloud Full Stack Python Software Engineer
Only for registered members U.S.
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Senior Site Reliability Engineer - Python/Go (USA based, 100 Remote)
Only for registered members United States
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Python Developer
Full time Only for registered members United States
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Senior Engineer
Full time Only for registered members United States
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Senior Backend Engineer
Full time Only for registered members United States
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Full Stack Developer
Full time Only for registered members USA
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Senior Backend Engineer
Full time Only for registered members United States
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Python Developer
Only for registered members United States