PayTM | Sr. Front End Developer | Gurugram | May 2019

Status: 7 Years of experience
Position: Senior frontend developer at PayTM
Location: Gurugram, Hariyana
Date: May 22, 2019

Onsite First round (Technical):

• Find path to node in binary tree (Algorithm)
• Find common parent of two given nodes in binart tree
• Write Algorithm to print elements of 2D array in sprial form
• How to improve application load performance
• What is XSS

Onsite second round:

• Write generic function for sum(2)(3)(5)() output 10
• What is XSS and how to prevent it
• What is CSRF
• What is closures
• ReactJS related questions