Infosys is not a startup, it is one of the Top IT/Tech/Software Companies in the World. Python has a very limited scope when concerned with Commercialization of Software Technology and Industry. Python/C/C++ definitely is a great start at Software Development, perhpa you need to Master the Art of Software Development, Competitive Programming as well as Data Structure and Algorithm to become an excellent Technology Architect in Future. Your knowledge base should include Machine Learning, AI as well as Web Development and Analytics as well as Leadership and Technology Management, and that is what Infosys looks for during Recruitment.