Proficient coding in one or more languages: Java, C++, Python, Spark, Scala, or R Proven advanced modeling experience in leading data-driven projects from definition to execution, driving and influencing project roadmaps Deep expertise in writing and debugging complex SQL queries Strong written, oral communication and presentation skills Problem solving skills  Abstract thinking - ability to understand a real-life problem, make the right judgement of problem statement, and give a feasible design of solution