To become an application lead from system support, acquire strong development skills, gain hands-on experience in projects, demonstrate leadership and problem-solving abilities, acquire project management and communication skills, obtain relevant certifications, and attend training programs to enhance knowledge and credibility.
If you are interested in getting into this field, then check out this video about Aboobacker and how he became an application lead just after completing Intellipaat's Advanced Certification in Data Science and AI.