Chandan Kumar Singh is a Principal Member of Technical Staff @ athenahealth || Technical Expert Leading Migration of Legacy Applications | Full Stack Developer ( Java,, Angular , OSGI MicroServices,Spring ,Azure , Docker, Kubernetes) || DevOps at athenahealth. He possess expertise in pl/sql, struts, jsp, servlets, java enterprise edition and 45 more skills. Colleagues describe him as "Chandan was my architect and mentor for more than over an year at Atehnahealth. It has been nothing less than phenomenal to work and learn from Chandan, his attention to detail was fantastic, and I always admired being as patient and direct as Chandan while passing feedback and comments. I would love to get an opportunity to work with Chandan again." and "Chandan Singh is organized, extremely competent, hard working and has an excellent rapport with people, a very good team player. He was exceeding the client's very high expectation of project deliverables. His skills on J2EE was mind-blowing. A very reliable person whom we could trust and approach for complex issues. He is always willing to help and ready to find the best solutions for problems. He has deep technical knowledge which drives him to find solutions for complex issues. I would highly recommend him to any position he pursues."