Hi. It seems like you're getting some form of nerve compression. Likely, due to over-working of the wrist, as in typing, it could be median nerve compression-called Carpal Tunnel Syndrome, or synovitis.
Consider icing and follow this link for stretching exercise that might help.
https://www.youtube.com/watch?v=f0RHZ6bnhxg
Next Steps
Consult a PT, in person.
Health Tips
For 2-3 days, give your hand a little rest. As in inflammation subsides, symptoms will get better.