Mohamed A.

I help SaaS founders and growing businesses build, scale, and operate reliable production systems. I'm a Python Backend & Cloud Engineer specializing in Django, AWS, DevOps automation, and AI-powered applications. I don't just write backend code. I take ownership of the complete technical foundation: architecture, backend development, cloud infrastructure, integrations, deployment, performance, and ongoing reliability. ## What I've built **Production AI SaaS — 2+ Years** - Engineered and maintained a production AI SaaS platform for a long-term client. - Built upload infrastructure handling files exceeding 20 GB. - Implemented bulk AI metadata generation for hundreds of images. - Integrated LLM services, Stripe billing, credits, invoices, and EU tax workflows. - Architected AWS infrastructure using ECS Fargate, Lambda, S3, CloudFront, and RDS. - Used Terraform to manage infrastructure and optimize cloud costs. **Production Education Platform** - Built a Django-based education platform. - Integrated Square payments and automated payment workflows. - Implemented Celery background processing. - Managed AWS infrastructure using Terraform. ## How I can help **AI & SaaS Backend Development** - Python and Django architecture - REST APIs and third-party integrations - OpenAI, Anthropic, and Gemini integrations - Large file uploads and background processing - PostgreSQL, Redis, Celery **AWS & Cloud Infrastructure** - AWS architecture and deployment - ECS Fargate, Lambda, S3, RDS, CloudFront - Cloud migration and cost optimization - Terraform infrastructure as code - Docker and Kubernetes **DevOps & Production Engineering** - CI/CD automation - GitHub Actions and Jenkins - Monitoring and production troubleshooting - Application deployment and reliability - Infrastructure security and optimization **Payments & Business Integrations** - Stripe subscriptions and billing - Credits, invoices, and webhooks - Square payment integrations - Complex third-party API integrations ## Why work with me? - Top Rated on Upwork - 100% Job Success Score - 20+ completed projects - Upwork-certified in Python and Back-End Development - Long-term experience supporting production SaaS applications - Fluent in English and French I approach every project with an engineering mindset: understand the business requirements, choose the right architecture, build maintainable solutions, and ensure everything works reliably in production. **Have an AI SaaS or backend challenge? Send me a message. Let's discuss the architecture and the best way to solve it.**