Spring Boot Full-Stack Web Development

I’m planning a full-stack web application and want to anchor the backend in Spring Boot. On the data side I’m leaning toward MySQL, although I’m happy to hear arguments for PostgreSQL if you feel it’s a better fit for the features we’ll build... (Budget: ₹1500 - ₹12500 INR, Jobs: Backend Development, Frontend Development, Java, JavaScript, Microservices, MySQL, PostgreSQL, Spring Boot, Version Control Git, Web Development)