Game developers design, create, and produce video games by drawing up detailed design documents outlining concepts and components, modifying and documenting program codes to fix issues, and testing games for functional errors. They need a certificate or diploma in information technology specializing in multimedia, passing grades in required high school courses like English and math, technical aptitude, strong communication and teamwork skills, and a portfolio. Career opportunities for game developers include roles as an analyst, artist, illustrator, programmer, and IT teacher in Australia and overseas, with average incomes of around $73,600 in the United States.