# Maribel Sierra, MPH > UX Researcher | Health & Social Impact | Research Ops | Mixed Methods Location: San Francisco, California, United States Profile: https://flows.cv/maribelsierramph I’m a social sciences trained UX researcher dedicated to building the systems and processes that enable high-quality, ethical research. I bring experience planning and executing studies across health and social impact projects including coordinating participants, managing logistics, and ensuring seamless collaboration across research, design, and product teams. My background in public health, health equity research, and communications strengthened my ability to manage complex projects, engage diverse communities, and communicate insights with clarity and empathy. I’m driven to make research more inclusive, organized, and impactful, from recruitment to results. ## Work Experience ### User Experience Researcher @ Key Lime Interactive Jan 2026 – Present | San Francisco, CA ### Senior UX Researcher @ Tendo Jan 2022 – Jan 2024 ### UX Researcher @ Tendo Jan 2021 – Jan 2022 | San Francisco, California, United States At Tendo, we’re on a mission to become the trusted connection between patients, clinicians, and caregivers by creating software that provides seamless, intuitive, user-friendly experiences throughout the care journey. ### Product Designer @ Co.Lab | You Belong in Tech Jan 2021 – Jan 2021 | San Francisco, California, United States Collaborated with a PM and developer to design and ship a minimum viable product (MVP) within 8-weeks. See more at: https://www.joincolab.io/projects/recyycle-team ### Health Technology User Experience Researcher @ UCSF Center for Vulnerable Populations at ZSFG Jan 2020 – Jan 2021 | San Francisco, California, United States Designs and carries out research plans across the Sarkar Lab and SOLVE Health Tech to understand safety-net population needs that intersect with technology and health, including usability and accessibility of products (e.g., wearable sleep tracking device) or health services (e.g., telemedicine access). Collaborates with a team of clinicians, researchers, and research administrative staff to develop grant applications and detailed research plans utilizing qualitative and quantitative methods. Communicates scientific findings to diverse stakeholders by synthesizing findings, creates visual abstracts, and presentations to inform strategic decisions. Generate insights from literature reviews, survey data, and in-depth interviews with patient or clinical stakeholders to generate actionable recommendations to improve health outcomes in San Francisco and advance public health research. ### Economic Opportunity Design Researcher (Internship) @ Kaiser Permanente Jan 2019 – Jan 2019 | Oakland, Caifornia Catalyzed a high-impact hiring strategy to implement across 8 regions by creating a playbook featuring business case studies and worksheets informed by interviews with cross-functional department leads and literature review. ### Health Services Design Research Consultant @ University of North Carolina at Chapel Hill School of Medicine Jan 2018 – Jan 2019 | Chapel Hill, NC Project: Patient Engagement in Ambulatory Care Utilized a rapid cycle iterative design approach to survey and interview clinical and patient stakeholders to test a communication tool that resulted in 67% usability and 70% acceptability among patients in an ambulatory care clinic at a university based healthcare system in North Carolina. ### Social Health Researcher (Internship) @ Human Impact Partners (HIP) Jan 2018 – Jan 2019 | Oakland, California, United States Partnered with community and academic leads to generate qualitative evidence and human-centered stories to strengthen public health advocacy efforts in three social health areas: criminal justice, immigration, and housing. Created five case studies on organizations that track health equity metrics and incarceration in the U.S. by using insights from qualitative interviews with stakeholder interviews. Conducted literature reviews and qualitative data coding and analysis of focus group interviews to understand housing concerns among diverse Milwaukee, WI residents. This project was In partnership with the Public Policy Institute/Community Advocates. ### Diversity and Inclusion Specialist @ Public Health Institute Jan 2014 – Jan 2017 | Oakland, California USAID Global Health Fellows Program Built relationships and partnerships to expand program outreach to global health professionals from geographic and ethnically diverse backgrounds by developing a robust online communications strategy and hosting 35-40 in-person and virtual events per year across the U.S. ### Research Intern, Lincoln Community Health Center (LCHC) @ Health Career Connection Jan 2014 – Jan 2014 | Durham, NC Developed and conducted a bilingual patient satisfaction survey of 90+ individuals to assess patient satisfaction and identified areas to improve efficiency. Reported findings to chief medical officer and community stakeholders. ### Water and Energy Justice Researcher and Organizer @ Clean Water for North Carolina Jan 2011 – Jan 2014 | Durham, North Carolina Conducted environmental health policy research to develop a communications strategy and developed a coalition of 12 community organizations to support lobby days, rallies, and other advocacy ## Education ### Master's degree in Public Health UNC Gillings School of Global Public Health ### Certificate in User Experience Design General Assembly ### Bachelor of Arts (B.A.) in Biology, General The University of North Carolina at Chapel Hill ## Contact & Social - LinkedIn: https://linkedin.com/in/maribel-sierra - Portfolio: https://www.maribelsierra.com/ --- Source: https://flows.cv/maribelsierramph JSON Resume: https://flows.cv/maribelsierramph/resume.json Last updated: 2026-03-25