I applied through college or university. I interviewed at Tata Consultancy Services (Chennai) in Jan 2026
Interview
1st round - was conducted in TCS ion zone. (NQT exam) . After clearing that the next round.
2nd round - It was about 40 minutes. It will be combination of Managerial, Technical and General HR .
Interview questions [1]
Question 1
They asked me questions from my resume. As I am a core engineer they asked me about Inverters , difference between inverter and ups , output wave of inverter and why is it so and 8085 microprocessor, Embedded Systems.
Regarding Coding they asked me about C programming (union, structure, bitwise operators, etc) and DSA (linked list, doubly linked list and it's traversal)
I interviewed at Tata Consultancy Services (Mumbai)
Interview
The interview consisted on 3 rounds. All included technical questions from resume. Just study your resume well and be ready for behavioural questions.
They would also ask some basic implementation on what your work was done and how did you implement that
There was only one interview round that combined technical, managerial, and HR discussions. The interview covered technical concepts, project experience, problem-solving, teamwork, career goals, and general HR questions in a smooth, well-organized process.
I applied in-person. I interviewed at Tata Consultancy Services (Lakhnau)
Interview
Not too hard. Basic programming questions. Prepare the resume properly. Data structures and algorithms . The HR interview focus on your strength and weakness. Overall it was not too difficult.