Python/FastAPI Developer for AI SaaS Platform

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I need an experienced Python developer to build the backend for an AI agent platform that's moving beyond the typical "ChatGPT wrapper" approach.


What You'll Build:
- FastAPI conversation engine with perfect state management (Redis + PostgreSQL)
- WebSocket streaming for real-time interactions
- Dynamic prompt injection system (our secret sauce)
- Integration with Claude/OpenAI APIs
- Docker deployment on AWS
- Support for 50+ concurrent conversations

Tech Stack:
- Python/FastAPI (must have)
- PostgreSQL + Redis (must have)
- Docker & Docker Compose (must have)
- WebSockets (must have)
- Temporal, pgvector (nice to have)
- Next.js/React (bonus if you're full-stack)

Requirements:
- You've shipped production FastAPI that scales
- You've built chat/conversation systems with persistent state
- You can start immediately (this week preferred)
- You can commit to 10 weeks

Budget: $4,000-$8,000/month

Timeline: 10 weeks to MVP, then ongoing

Start Date: Immediately

The technical roadmap is complete, every feature is specified, and we have a frontend developer and DevOps support ready.

We just need a Python developer who can execute.

To Apply:

Please DM me with:

1. Your experience with FastAPI and conversation systems
2. Link to your best production Python project
3. When can you start?

Or drop your marketplace thread below if you have one. Serious inquiries only. Looking to hire fast
 
I need an experienced Python developer to build the backend for an AI agent platform that's moving beyond the typical "ChatGPT wrapper" approach.


What You'll Build:
- FastAPI conversation engine with perfect state management (Redis + PostgreSQL)
- WebSocket streaming for real-time interactions
- Dynamic prompt injection system (our secret sauce)
- Integration with Claude/OpenAI APIs
- Docker deployment on AWS
- Support for 50+ concurrent conversations

Tech Stack:
- Python/FastAPI (must have)
- PostgreSQL + Redis (must have)
- Docker & Docker Compose (must have)
- WebSockets (must have)
- Temporal, pgvector (nice to have)
- Next.js/React (bonus if you're full-stack)

Requirements:
- You've shipped production FastAPI that scales
- You've built chat/conversation systems with persistent state
- You can start immediately (this week preferred)
- You can commit to 10 weeks

Budget: $4,000-$8,000/month

Timeline: 10 weeks to MVP, then ongoing

Start Date: Immediately

The technical roadmap is complete, every feature is specified, and we have a frontend developer and DevOps support ready.

We just need a Python developer who can execute.

To Apply:

Please DM me with:

1. Your experience with FastAPI and conversation systems
2. Link to your best production Python project
3. When can you start?

Or drop your marketplace thread below if you have one. Serious inquiries only. Looking to hire fast
Hi

I have solid experience with FastAPI, Redis, PostgreSQL, WebSockets, and Docker, and I’ve built and scaled SaaS products like aiwryter.com, 1clickreels.com, ctrxpert.com, and s5proxies.com. I can integrate OpenAI/Claude APIs, manage real-time conversation state, and handle AWS deployments.
I need an experienced Python developer to build the backend for an AI agent platform that's moving beyond the typical "ChatGPT wrapper" approach.


What You'll Build:
- FastAPI conversation engine with perfect state management (Redis + PostgreSQL)
- WebSocket streaming for real-time interactions
- Dynamic prompt injection system (our secret sauce)
- Integration with Claude/OpenAI APIs
- Docker deployment on AWS
- Support for 50+ concurrent conversations

Tech Stack:
- Python/FastAPI (must have)
- PostgreSQL + Redis (must have)
- Docker & Docker Compose (must have)
- WebSockets (must have)
- Temporal, pgvector (nice to have)
- Next.js/React (bonus if you're full-stack)

Requirements:
- You've shipped production FastAPI that scales
- You've built chat/conversation systems with persistent state
- You can start immediately (this week preferred)
- You can commit to 10 weeks

Budget: $4,000-$8,000/month

Timeline: 10 weeks to MVP, then ongoing

Start Date: Immediately

The technical roadmap is complete, every feature is specified, and we have a frontend developer and DevOps support ready.

We just need a Python developer who can execute.

To Apply:

Please DM me with:

1. Your experience with FastAPI and conversation systems
2. Link to your best production Python project
3. When can you start?

Or drop your marketplace thread below if you have one. Serious inquiries only. Looking to hire fast
Check DM
 
Hi, we specialize in building production-grade automation and AI platforms with 10+ years of backend development experience. We’ve shipped FastAPI systems with Redis/PostgreSQL state management, WebSocket streaming, Docker deployments, and scalable integrations with OpenAI/Claude. Your roadmap aligns perfectly with our expertise — we can deliver a stable, high-concurrency conversation engine on AWS and ensure smooth handoff. Let’s connect and discuss your exact requirements.
 
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