Hello Aspirant,
You need to appear for National level exam like IIT JEE or your state level Engineering Entrance Exam, According your score you can go for B.tech college with CSE or IT branch to become a Software Engineer. To get admission in IITs, NITs, IIITs or GFTIs you should have minimum 75% in class 12th as a general Category & 65% as a reserved category.
Good Luck!
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