Secure Backend Portal Development

I'm seeking an experienced developer to review and enhance my backend portal built with TypeScript and React, hosted on Google/Firebase and integrated with Salesforce. The focus is on ensuring compliance with best practices, improving code quality, and meeting security standards.

Key Requirements:
- Ensure code quality and maintainability
- Implement best practices for security:
- Data encryption
- Access control and authentication
- Regular security audits
- Use of Salesforce and Google for authentication
- Involvement of Cloud Functions

Ideal Skills and Experience:
- Strong background in TypeScript and React
- Experience with Google/Firebase and Salesforce integrations
- Expertise in security best practices and implementing them in backend systems
- Familiarity with conducting security audits
- Knowledge of code quality tools and practices