Hey, I m a certified salesforce developer with an overall of 5 years of experience.
I hold expertise in the below areas
Apex, HTML, CSS, JavaScript, Apex Triggers, Custom Objects &
Relationships, Users & Profiles, Changeset, Fieldset, Apex Data Loader,
Apex, Visual Force, Workflows and Approvals, Sharing and Security, REST
API, Visual Force SSO, Connected App, Lightning Component, Lightning
Out, LWC, Public site page, Platform Cache,Aura,Code optimisation etc
for the task 2 we cant delete the users record in salesforce but we can deactiave/freeze the user records.
Let me know if interested then we can discuss more in details on the requirement