Yes, you should learn TypeScript. It offers significant advantages for developers and software development teams. The programming language helps in achieving faster development and better performance. TypeScript has steadily grown in popularity over the last few years. It increased from 30.19% of respondents in 2021 to 34.83 in 2022 (a staggering 4.64% points). This means it had the most significant jump out of the Top 20 languages.