Rakesh Kumar, Ph.D., is a highly experienced freelance technical writer and educator specializing in electrical and electronics engineering. Currently self-employed since October 2022, Rakesh Kumar also contributes to WTWH Media LLC, oemsecrets.com, Utmel Electronic Limited, Kynix Semiconductor, Easybom, JAK Electronics, and Electronics-Lab.com, all as a freelance technical writer. Rakesh Kumar previously served as an assistant professor at KPR Institute of Engineering and Technology. Academic qualifications include a Ph.D. from Vellore Institute of Technology, a postdoctoral fellowship at the National Institute of Technology, Tiruchirappalli, a master's degree from Anna University Chennai, and a bachelor's degree from the same institution.