BRYAN SIERRA
Houston
Summary
Versatile and proactive operations leader with extensive experience driving efficiency, team performance, and customer satisfaction in fast-paced retail and service environments.
Known for expertly managing day-to-day operations, optimizing inventory systems, and enforcing regulatory compliance while fostering a culture of accountability and excellence.
Demonstrates strong business acumen with a proven ability to lead high-performing teams, implement revenue-boosting initiatives, and resolve complex challenges with composure and strategic thinking.
Highly skilled in cross-functional coordination, vendor relations, financial handling, and frontline customer engagement.
Proficient in Microsoft Office Suite, QuickBooks, and POS platforms, with a hands-on approach that blends leadership, service, and execution.
Overview
9
9
years of professional experience
Work History
Shift Supervisor / Operations Lead
Starbucks
Houston
10.2020 - 02.2025
- Directed daily operations and led a team of 3 to 7 employees, scaling the workforce based on traffic patterns and business needs to maintain peak efficiency.
- Ensured compliance with all City of Houston health ordinances by enforcing rigorous food safety and sanitation practices, and maintained audit-ready conditions at all times.
- Managed all aspects of safe operations and cash flow: till balancing, discrepancy investigation, and proactive ordering of currency to support transactional demands.
- Coordinated inventory and vendor orders across multiple platforms, including internal systems and third-party providers like Amazon, minimizing stock shortages and operational delays.
- Mitigated on-site disturbances and safety concerns by addressing loitering and panhandling in a professional and respectful manner, preserving a welcoming customer environment.
- Responded to scheduling gaps and unplanned absences with agility, maintaining staffing continuity while minimizing disruption to store operations.
- I took the initiative during technical outages by sourcing essential products from other locations or vendors, ensuring service continuity without sacrificing quality.
- Liaised with law enforcement to safely manage escalated incidents, supporting a secure and compliant store environment.
- Surpassed sales and performance KPIs through the implementation of targeted upselling initiatives during off-peak hours, increasing customer spend and product turnover.
Operations & Administrative Assistant
Fred ac supply
Houston
03.2020 - 07.2020
- Oversaw inventory organization and reconciliation using Microsoft Excel, Word, and QuickBooks, ensuring consistent accuracy between digital records and physical stock.
- Supported daily business operations across front-of-house (FOH) and back-of-house (BOH), including showroom upkeep, administrative support, and customer engagement.
- Managed financial transactions, cash handling, and end-of-day reporting with precision, contributing to secure and accountable fiscal operations.
- Received and processed incoming shipments; handled packaging and fulfillment of outgoing orders to maintain a timely and accurate supply flow.
- Advised customers on air conditioning units based on specific needs, demonstrating technical product knowledge, and personalized service.
- Prepared and filed essential tax documentation for the business, ensuring compliance with local and state tax regulations.
- Designed and implemented organizational systems for FOH, BOH operations to streamline workflows, reduce errors, and improve overall efficiency.
Kitchen & Front-of-House Support Specialist
Café 101
Houston
04.2018 - 11.2019
- Proactively resolved kitchen and operational issues with minimal disruption to workflow, ensuring smooth and timely food preparation.
- Adhered to cleaning schedules set by management, maintaining a consistently safe, sanitary, and organized work environment.
- Monitored and replenished cleaning supply inventory, avoiding shortages and maintaining compliance with health standards.
- Ensured all dishes, utensils, and kitchen equipment were properly cleaned, dried, and stored to support seamless kitchen operations.
- Delivered exceptional customer service while taking orders, demonstrating attentiveness, product knowledge, and a focus on guest satisfaction.
- Contributed creative promotional ideas and seasonal concepts to support holiday campaigns and boost revenue during key business periods.
- Proactively resolved kitchen and operational issues with minimal disruption to workflow, ensuring smooth and timely food preparation.
- Adhered to cleaning schedules set by management, maintaining a consistently safe, sanitary, and organized work environment.
- Monitored and replenished cleaning supply inventory, avoiding shortages, and maintaining compliance with health standards.
- Ensured all dishes, utensils, and kitchen equipment were properly cleaned, dried, and stored to support seamless kitchen operations.
- Delivered exceptional customer service while taking orders, demonstrating attentiveness, product knowledge, and a focus on guest satisfaction.
- Contributed creative promotional ideas and seasonal concepts to support holiday campaigns and boost revenue during key business periods.
Retail Sales Supervisor / Store Coordinator
Magic Cup Cafe
Houston
05.2016 - 04.2018
- Developed and launched creative in-store promotions and seasonal campaigns, driving customer engagement, and increasing overall revenue.
- Cultivated strong relationships with repeat customers through personalized service, resulting in increased retention and word-of-mouth referrals.
- Led the recruitment, interviewing, and onboarding process for all sales associates; trained new hires in product knowledge, customer service, and POS operations.
- Supervised a team of five employees, providing hands-on coaching and performance feedback to ensure alignment with company standards and sales goals.
- Conducted regular merchandise inspections to ensure accurate pricing, shelf appeal, and damage-free presentation.
Education
Some college -
Houston community College
High School Diploma -
Alief Hasting High School
Skills
- Operations and management team leadership and supervision (3–7 employees)
- Shift and schedule coordination
- FOH/BOH workflow management
- Health and safety compliance (City of Houston ordinance)
- Inventory control and stock reconciliation
- Cash handling and safe management
- Vendor and supply chain coordination
- Crisis response and conflict de-escalation
- Promotion and sales strategy
- Implementation of tax preparation for small businesses
- Customer experience and sales
- High-level customer service and retention
- Upselling techniques during low traffic periods
- Handling disruptive individuals professionally
- Technical knowledge of HVAC/AC units (customer-facing)
- Loyalty building and personalized service
- Administrative and technical tools include Microsoft Excel, Word, QuickBooks (inventory and financials), and POS systems and transaction management
- Shipment Processing (Receiving & Fulfillment)
- Visual merchandising and product inspections
- Problem solving under pressure
- Attention to detail
- Multitasking across roles initiative and self-direction
- Effective communication (staff, customers, law enforcement)
Personal Information
Date of Birth: 09/03/98
Certifications Courses
Food Handlers (Manager Certification)
Certification
Food Safety (manager)
Food Handlers
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Timeline
Shift Supervisor / Operations Lead
Starbucks
10.2020 - 02.2025
Operations & Administrative Assistant
Fred ac supply
03.2020 - 07.2020
Kitchen & Front-of-House Support Specialist
Café 101
04.2018 - 11.2019
Retail Sales Supervisor / Store Coordinator
Magic Cup Cafe
05.2016 - 04.2018
Some college -
Houston community College
High School Diploma -
Alief Hasting High School
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