Hello!

There are many courses that you can do. 

• Digital marketing  

Certified Digital Marketers are in huge Demand. Especially in India after the Digital India and Startup India Movement the demand for Digital Marketing Experts is rising at an exponential rate.

• Ms Excel

The most important skill that is valued in industry is Ms Excel. From repository of huge amounts of data to advanced financial modeling calculations Excel performs all these functions.

• Taxation certification 

There are various accounting institutes that provide a genuine & certified training on Accounting and Taxation with the best resources assisting students in understanding Accounts, GST, etc and its effect in accounting better.

• Finance

 Most Useful course in finance are Financial Modeling and Cerified Financial Planner. The duration for these courses is between 3 to 6 months.

 I would suggest you to rather go for professional degrees like FRM/CFA/CMA/CPA if fees is not an issue.

Hope it will help:))