Gamification—the application of game elements in non-game contexts—has emerged as a strategic approach to improving employee productivity, engagement, and motivation within organizations. This research article explores gamification theory from cognitive, behavioral, motivational, and organizational perspectives. By analyzing game mechanics such as points, badges, leaderboards, levels, quests, and feedback loops, the study shows how gamification influences employee behavior and workplace performance. A Gamification Productivity Enhancement Model (GPEM) is proposed to map the relationship between game dynamics, intrinsic motivation, behavioral reinforcement, and organizational outcomes. Ethical considerations, managerial implications, and future research opportunities are also discussed.