If you’re home-brewed coffee is one of the less appealing aspects of working from home, perhaps you need a fresh jolt from a specialty roaster. Seattle’s Madrona Venture Group is helping to fund one startup that can make that coffee connection. Madrona announced this week that it has led a $9 million financing round in New York-based Trade Coffee, whose marketplace features more than 400 blends from a variety of small roasters across the United States.