Unless you maintain a deep, broad practical knowledge of the current, as do river guides, you can be knocked off balance by hidden dangers. New graduates may have theoretical knowledge about currents and hidden rocks, but they don't know the river yet. Before jumping from higher offer to higher offer, find out what's beneath its churning surface. The job market for computer science graduates might be red-hot today, but employers aren't hiring warm bodies. They still demand skills and a commitment to ongoing career development.
Communication skills are vital.
Corporate recruiters say don't talk to us if you can't communicate with our customers or management. Keep up to date. Continuing education is vital. Your competition will get stiffer. Get the big picture of the computing industry, not just your particular focus.