Oscar Rojas Jimenez

Results-driven Senior Data Analyst with 7+ years of experience. Expert in managing and consolidating large datasets from marketing platforms, proficient in ETL processes, and AWS services such as Glue, Athena, and Amazon S3. Skilled in using tools like Improvado and Airflow for automated data workflows, experienced in Agile environments. Strong background in data visualization using Power BI, Excel, and MCI, delivering accurate and actionable insights for stakeholders. Creative, user-focused approach honed through experience in Interior Design, skilled in conceptualization, design thinking, and understanding end-user needs to ensure functional and intuitive data solutions. Experienced in applying design principles to create user-friendly dashboards, enhance data presentation, and foster seamless user experiences. Proven ability to lead small teams, streamline data systems, and implement AI-driven insights to improve reporting and decision-making. Passionate about maintaining documentation and knowledge sharing through tools like Workramp and Guru.

• June 2025 [Kepler]: Revamped key documentation into reusable templates, created video training sessions, and initiated a new hire course and cross-training proposal to promote knowledge sharing.
• February 2025 [Kepler]: Successfully developed solutions to enhance data integrity and transparency, including creating internal tools to address classification issues, improving budget tracker consistency, and establishing new QA processes to resolve data ingestion challenges.
• June 2024 [Kepler]: Established a fresh workspace for a new account, consolidating data from 8 diverse platforms. This involved creating over 175 metrics and dimensions. Despite working independently, I accomplished this within two months, meeting strict deadlines and managing dynamic changes and requests seamlessly, ensuring no disruption to our clients.
• April 2024 [Kepler]: Successfully stabilized a challenging workspace by reorganizing and restructuring its metrics and dimensions to conform to our team's best practices and established standards. A pivotal aspect of this endeavor was consolidating more than 700 metrics into 24 strategically, alongside creating new dimensions to enhance data management and filtering capabilities. Furthermore, I authored critical documentation and effectively onboarded a new team member, ensuring seamless business continuity. As I concluded my involvement, there was no disruption to our client's operations.
• August 2023 [Kepler]: Moved into a new account following the reorganization and enhancement of the previous one. This account stands as Kepler's largest and among its most challenging.
• March 2023 [Kepler]: Improved data accuracy by implementing robust ETL processes, resulting in a 98% reduction in data QA requests through the ASANA ticket system. Ensured reliable and trustworthy data for analysis and decision-making.
• February 2020 [Fiserv]: Collaborated with a team of five in the seamless migration of over 3,000 learning objects and 45,000 users from one Learning Management System (LMS) to another within a four-month timeframe. I provided valuable counsel to the team, leading to the identification and implementation of more efficient methods to ensure the integrity, consistency, and availability of the migrated content.