C libpq Postgres Dynamic Resource Configuration

I’m building a low-level control layer in C, talking to PostgreSQL exclusively through libpq. The goal is to let me steer the database in real time—core by core, megabyte by megabyte, and user by user—without relying on pgAdmin, psql scripts, or any third-party orchestration tool... (Budget: ₹12500 - ₹37500 INR, Jobs: API Development, C Programming, C# Programming, C++ Programming, Database Development, PostgreSQL, Software Development, Software Engineering)