Nestor Gallegos

I am a creative person who is always looking for a way to improve the way in which things are done through observation, critical thinking and attention to detail. I believe that the best way to achieve big goals is through collaboration and teamwork and I pursue excellence in all aspects of my life without losing my core values from sight.

Data management and analytics (Material Master Data) at Avantor (2025-01 – Present)

Assist with day-to-day material management and analytics tasks while leading long-term projects and process improvements.

• Assist with the day-to-day tasks like materials creation and maintenance, PRP (price review process), etc.
• Identify tendencies that indicate the need for corrective (data base clean up) and preventive actions (quality checks, adjustments on the current process, etc.) and then execute accordingly.
• Participating in and leading long-term projects such as the integration of a sales organization.
• Build and improve processes: build pipelines, collaborate with the IT team for adapting the current tools to the specific needs detected, standardize, harmonize and document processes, etc.
• Provide training both inside and outside the team and the department.
• Cross trained in the most relevant processes for the Supplier Master Data team.
• Collaborate with other teams to promote a 'big picture' approach to the problems and provide solutions from a better understanding of the complexity of the organization.

Senior Customer Service Representative at Avantor (2024-01 – 2025-01)

Collaborated on multiple customer service queues handling sensitive accounts and special projects.

• During the time I have worked as a Customer Service Representative, I have collaborated on the General, Select (PBI) and SciEd queues.
• In the Select (PBI) queue we worked with highly sensitive customers and very specific requirements, the attention to detail was critical in this queue.
• In the SciEd queue we had to learn new procedures quickly and I assisted on special projects while fulfilling my day-to-day tasks.

Customer Care agent at Marriott CEC (2022-01 – 2024-01)

Worked across multiple departments providing customer care services.

• During the two years I worked as a Customer Care agent, I worked in the Sales and Services, Loyalty Care and Resorts & All-Inclusive departments.

Private English teacher at Private (2020-01 – 2022-01)

Collaborated with psychology and education professionals to improve students' language and academic performance.

• Collaborated with psychologists and pedagogies to improve the students' levels at a second language and to their academic performance in general.

Bachelor's degree in Hispanic Literature – UAM

Certification in Excel – Tripleten

Boot-camp in Data Science – Tripleten