I am an Atlassian Certified Jira Professional, and l believe I can help you out with your Jira requirements. I have trained/helped multiple clients on Jira . I have configured advanced Workflows, groups, Roles, project templates, screens, custom fields etc. as per client's requirements on multiple Jira projects.
Please reach out so we can discuss your requirements in detail and get started.
Regards
Ashu Tyagi
ACP 120 ACP 600 Certified