Contact person: Fix S3 Upload Issue

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Location: Uberlândia, Brazil

Budget: Recommended by industry experts

Time to start: As soon as possible

Project description:
"I need a Node.js developer with deep AWS knowledge to resolve a 403 Forbidden error when uploading files to S3 from a private production EC2 instance. Nginx is rejecting the request.

My system stack includes Flutter, AWS, PostgreSQL, Node.js, and React.js.

Key Issues:
- Urgent focus on AWS S3 configuration
- Likely problem with bucket policy settings
- Recent intentional changes made for security

Ideal Skills and Experience:
- Expertise in AWS S3 and EC2
- Strong understanding of Nginx configuration
- Experience with bucket policy settings and IAM roles
- Background in Node.js applications

Please provide a brief summary of relevant experience and approach to resolving this issue." (client-provided description)