DIEGO VALLEJO
Manchester,USA
Summary
Motivated Data science student with a minor in Information Systems, specializing in Data Analytics and Cybersecurity. Proven experience in technical sales and youth mentorship, demonstrating strong leadership and communication skills while maintaining data integrity in high-pressure environments.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Sales Advisor
Best Buy
Burlington, MA
06.2025 - Current
- Consulted on consumer electronics, specializing in computers and networking to address customer technical needs.
- Identified client requirements to recommend tailored data storage and security solutions.
- Developed customer relationships by providing excellent customer service.
- Collaborate with team members to achieve service goals and ensure a seamless, professional customer experience.
- Provided excellent customer service while interacting with patients.
Team Member
D'Angelo Grilled Sandwiches
Manchester, NH
05.2024 - 08.2025
- Provided exceptional customer service by efficiently handling orders and resolving issues.
- Worked collaboratively with team members to meet service goals and ensure smooth operations.
- Prepared and assembled menu items to meet customer expectations in a fast-paced environment.
- Maintained cleanliness and sanitation standards in food prep and dining areas.
- Operated cash registers and processed payments while ensuring accurate balancing of drawers at shift end.
Youth Counselor
Summer Youth Employment Program (SYEP)
New York, NY
07.2022 - 08.2023
- Facilitated job readiness workshops on resume building, interview skills, and financial literacy.
- Mentored youth ages 14-21 on workplace etiquette and professional communication, enhancing their readiness for employment.
- Supervised daily activities to promote engagement and adherence to program guidelines, fostering a productive environment.
- Liaised between youth participants and supervisors to address and resolve conflicts, ensuring a supportive program atmosphere.
- Tracked participant progress, attendance, and performance, reporting updates to program coordinators.
Education
Bachelor of Science - Data Analytics, Information Systems
University of Massachusetts Lowell
Lowell, MA01-2029
High School Diploma -
Nashua High School South
Nashua, NH06-2025
Skills
- Technical Product Knowledge
- Data Literacy
- Computer Logic
- Cloud Fundamentals
- Professional Communication
- Task Management
- Mentorship
- Stocking
- Inventory Management
- Quality Control
- Effective communication
- FLUENT IN SPANISH
- Sales training
- Customer service experience
- Communication skills
Certification
- CompTIA Security+, In Progress, Preparing for certification to master foundational cybersecurity principles and incident response.
- AWS Certified Cloud Practitioner, In Progress, Studying cloud concepts and security to support safe data migration and management.
- Driver's License
Timeline
Sales Advisor
Best Buy
06.2025 - Current
Team Member
D'Angelo Grilled Sandwiches
05.2024 - 08.2025
Youth Counselor
Summer Youth Employment Program (SYEP)
07.2022 - 08.2023
Bachelor of Science - Data Analytics, Information Systems
University of Massachusetts Lowell
High School Diploma -
Nashua High School South