A strong educational background can help you become an SQL developer. Many companies prefer candidates with a bachelors degree in data analytics, computer science, data management, mathematics, statistics, engineering, or any related field. Master degrees in these aforementioned fields can also be beneficial for SQL developers. Companies often hire candidates with 1 or 2 years of experience in SQL and relational databases for their SQL developer positions. To gain experience, you can consider junior roles, freelancing, or contractual positions in a related field, working on positions using SQL. You must build the necessary skills to become an SQL developer.