Senior Full-Stack Developer Needed for AWS Platform Code Review (React / Node.js)

We are seeking an experienced full-stack developer to perform a paid code review of an existing SaaS platform called Tooth Truth, a subscription-based dental patient trust and referral platform. The platform is built using React, Node.js, and AWS. The purpose of this engagement is to gain an independent technical assessment of the codebase and establish a relationship with a trusted backup developer who could provide future support if needed. Scope of Work 1. Codebase Familiarity -Review and understand the repository structure -Become familiar with the frontend and backend architecture -Understand how the various components and services interact 2. Technology & Architecture Assessment -Verify and document the technology stack in use -Review overall application architecture -Identify any notable architectural strengths, weaknesses, or opportunities for improvement 3. Security & Risk Review -Identify any obvious vulnerabilities or security concerns -Flag hardcoded credentials, exposed secrets, or configuration issues -Highlight areas that may create operational or maintenance risks 4. Summary Report Provide a concise written report covering: -Your understanding of the platform -Key findings and observations -Security concerns (if any) -Recommendations for improvement -Overall assessment of maintainability and scalability Technical Environment -Frontend: React -Backend: Node.js -Infrastructure: AWS -Source Control: GitHub (read-only access provided) Estimated Effort: -Approximately 5 to 10 hours Requirements: -Strong experience with React and Node.js applications -Experience reviewing production SaaS platforms -Familiarity with AWS architecture and best practices -Ability to identify common security and operational risks -Excellent written communication skills Confidentiality: -All code and project information are strictly confidential -A signed NDA will be required before repository access is granted -Access is provided for review purposes only and may not be shared with any third party To Apply Please include: 1. Your hourly rate 2. Relevant experience with React, Node.js, and AWS 3. Examples of similar code review or architecture review engagements 4. Your availability to begin We are looking for someone who can provide an objective assessment and potentially serve as a trusted technical resource for future support needs.