About us. Heuk Hwa Dang (Tysons) is a small business in Mc Lean, VA. We are professional, engaging and fun. Our work environment includes. International workforce. Safe work environment. On-the-job training. About us. We are professional and agile. Our work environment includes. Modern office setting. Food provided. At our busy coffee shop, we are looking for an experienced Barista to join our team. The ideal candidate will be experienced with op...