Selected for interview via referral. Can try by sharing the resume directly to HRs in LinkedIn if the role description matches requirement.
There were 4 rounds in the interview
1st round - Technical round covering basic questions on C, electronics and the projects mentioned.
2nd round - C memory management questions and python basics. Wireless and Cellular mobile communication basics.
3rd round - Questions related to certifications and previous job experience.
4th round - Managerial round