For joining big 4 as said by CA Chitranjan Agarwal is very correct and i want tell one more things that at big 4 they are taking interview and not in a single phase its is 3 or 4 phase. So to crack them u have to prepare in advance so that u can easily and hassle free give all the answer.
Dear Pranesh, if you want to join big 4 for articleship than you should wait till when vacancy notification issued by the big 4. once the vacancy issued by the big 4 than you can apply for such vacancy after that if you are shortlisted or call by the big 4 and if you are clear all round of interview than you can join big 4 as an article. All the big 4 on regular basis issue notification regarding such vacancy. you can visit directly on their website and create your accounts and upload your resume their, after that if any vacancy their they will call you if you are selected for the interview. All the very best for the articleship Any other query feel free to contact us Writer CA Chitranjan Agarwal