Joana Maquiller

I have a strong background in Quantitative Management and Data Science, offering reliable administrative and data-driven support to businesses, researchers, and organizations. With over one year of hands-on experience as an academic administrative staff, I have developed a keen eye for detail, strong organizational skills, and the ability to manage data accurately and efficiently.

My professional experience includes extensive data entry, record management, spreadsheet organization, report preparation, and coordination of academic and administrative processes. I am comfortable working with large datasets, ensuring accuracy, consistency, and confidentiality at all times. I have supported day-to-day operations by maintaining databases, organizing files, updating records, and assisting with documentation and scheduling needs.

I am highly proficient in Microsoft Office applications, particularly Excel and Word. In Excel, I can organize and clean data, create structured spreadsheets, apply formulas, and present information in a clear and usable format. In Word, I am skilled in preparing professional documents, reports, and formatted files suitable for academic or business use. I also use Google Calendar effectively for scheduling, deadline tracking, and task coordination, ensuring smooth workflow and timely completion of responsibilities.

In addition, I am competent in using Canva to create clean, visually appealing materials such as presentations, basic infographics, posters, and social media graphics. This allows me to support both administrative and light creative needs, making me a flexible and well-rounded freelancer.

With a foundation in applied mathematics and data science, I bring analytical thinking and problem-solving skills to every task. I am detail-oriented, highly organized, and capable of working independently while meeting deadlines. I adapt quickly to new tools and systems and follow instructions carefully, making me easy to work with and dependable.

As a freelancer, I am committed to delivering accurate, efficient, and high-quality work. I value clear communication, professionalism, and consistency, and I aim to support clients by helping them streamline processes, manage data effectively, and stay organized so they can focus on their core goals.