Sergio Castillo

Diagnosed ASIC miners using different programs depending on the make and model of the unit. Updating firmware, replacing fans, and replacing PSU's (Power Supply Units), aswell as viewing the units mining rates and hashboard status.

• Replaced empty supplies with full packages to maintain production levels.
• Optimized machinery component alignment to meet specifications of each production run.
• Evaluated completed products to identify errors and verify conformance with production tolerances.
• Notified supervisors or mechanics of equipment malfunctions.
• Skilled at working independently and collaboratively in a team environment.

• Helped large volume of customers every day with positive attitude and focus on customer satisfaction.
• Actively listened to customers, handled concerns quickly and escalated major issues to supervisor.
• Documented and detailed calls and complaints using call center's CRM database.
• Adhered to company policies and scripts to consistently achieve call-time and quality standards.
• Addressed customer account discrepancies and concerns.
• Placed outbound customer service or customer satisfaction calls to follow up on issues.
• Detailed payment options and explained price, receipt and billing details to customers.
• Maintained and managed customer files and databases.
• Escalated complicated customer account issues to supervisors and help desk workers.
• Resolved concerns with products or services to help with retention and drive sales.

• Maintained merchandise presentation by removing damaged goods, stocking, and rotating merchandise and signing and pricing merchandise.
• Verified inventory computations by comparing to physical counts of stock, efficiently investigating discrepancies and adjusting errors.
• Collected and properly disposed of bundle ties and other packing materials for safety.