Sandra R.-Expert Writer
Check rate
Experience
Expert Writer
Mercor
- Write complex, expert-level tasks in my area of expertise, following detailed project guidelines closely.
- Deliver high-quality material at a steady pace, meeting project standards without sacrificing accuracy.
Independent Nutritionist & Holistic Coach
Freelancer
- Work one-on-one with clients using a holistic approach, setting realistic goals and adjusting the plan as their lives change.
- Research clinical nutrition evidence, check it carefully, and turn it into clear guidance and presentations for many different audiences.
- Design and lead workshops for corporate, educational, and wellness groups, shaping the message and format around each audience.
- Explain evidence, uncertainty, and practical recommendations in a way non-specialists can act on.
Project Coordinator & Developer
National Network of Estate Planning Attorneys (NNPA)
- Worked within a two-person software development team, gathering requirements from professional stakeholders and turning them into clear tasks.
- Handled daily progress tracking and quality checks on deliverables in ClickUp, keeping a fully remote team aligned and every task's status visible.
- Contributed to development tasks using Craft CMS, Twig, Bootstrap, and CSS.
- Documented parts of the project and wrote structured workflow guidelines with clear evaluation criteria and edge-case notes, so exceptions were handled the same way every time.
Medical Representative - Account Manager
Reckitt Benckiser
- Grew my territory and sales by keeping accounts engaged, anticipating what they would need, and following up consistently.
- Managed a portfolio of healthcare accounts, building relationships with medical contacts and supporting ongoing product use.
- Found out client needs through consultative conversations and tracked accounts and follow-ups in Salesforce.
Scientific & Nutrition Advisor
Regenerative Pharma
- Designed and reviewed nutrition and treatment protocols for healthcare professionals, weighing clinical evidence and turning research into practical guidance.
- Prepared scientific and regulatory documentation, including contributions to INVIMA dossiers, with close attention to accuracy and compliance.
- Followed new treatments and evidence in metabolic nutrition and inborn errors of metabolism, judging study quality and real-world clinical fit.
- Built trusted relationships with healthcare and administrative contacts through reliable, evidence-based guidance.
- Trained medical representatives on the company's products and the conditions they address.
- Grew the territory and drove sales by staying close to accounts, learning what each one needed, and following up consistently.
- Advised healthcare professionals at several institutions on rare metabolic disorders and orphan therapies.
Medical Representative - Account Manager
Danone Baby Nutrition
- Grew my territory and sales by earning the trust of clinical teams and following through on every request.
- Supported relationships with pediatricians and clinical teams across a healthcare account portfolio, running educational sessions that kept clients engaged.
- Worked with precision in a regulated, science-led commercial environment.
Scientific & Nutrition Advisor
Imed Orphan
- Built trusted relationships with healthcare and administrative contacts, and advised healthcare professionals on rare metabolic disorders and orphan therapies across several institutions.
- Grew my territory and increased sales through strong relationships and steady follow-up.
- Planned and ran events and dinners with clients and stakeholders, and managed budgets for events, client gifts, and travel.
- Traveled to several cities, handling the full trip budget and invoices.
Public Health Nutritionist
Subred Centro Oriente E.S.E.
- Managed individual cases and coordinated follow-up of acute malnutrition in children under 5.
- Led the rollout of intervention strategies for severe acute malnutrition in children under 5, tracking outcomes data along the way.
- Documented and reported cases of acute malnutrition in children under 5.
Nutritionist, Patient Consultation
SURA
- Held one-on-one patient consultations, explaining next steps in simple, everyday language and following up over time.
- Supported clients with different goals, including weight management, chronic disease management, digestive health, and general wellbeing, with personalized functional nutrition plans fitted to each person's lifestyle.
- Recorded every visit in electronic health record (EHR) systems.
Field Nutrition Supervisor
Fundación Santafé and Profamilia
ENSIN National Nutrition Survey
- Oversaw data quality every day across several field sites, applying the same protocols to a high volume of incoming survey data and fixing issues quickly to keep reporting reliable.
- Analyzed error types, tracked recurring mistakes, and resolved conflicts between data collection streams to cut down data noise.
- Kept data accurate and protocols followed across field sites, at a level of oversight comparable to trial site standards.
- Led a team of eight field nutritionists, training them on the protocols and evaluating their work against them.
- Produced reports on my team's work.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Healthcare, Education, Professional Services, Pharmaceutical, Food and Beverage, and Insurance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Research and Development, Quality Assurance, Sales, Information Technology, Product Development, and Project Management.
Summary
Detail-focused professional with 10+ years in research, healthcare, and regulated environments, specializing in translating complex scientific and clinical data into clear, actionable guidance. Experienced in data management, supervised data quality oversight across field sites, stakeholder communication, and process improvement. Skilled at identifying client needs through consultative conversations, designing tailored solutions, and managing the full lifecycle from discovery through delivery. A proven track record spanning scientific advisory, clinical training, project management, and workshop facilitation. Combines strong attention to detail in regulated settings with sound judgment when technical requirements get complicated. Works independently and remotely, plans time effectively, writes clear progress updates, and rapidly masters new tools, annotation guidelines, and frameworks.
Skills
Applying Detailed Guidelines Consistently
Exceptional Attention To Detail And Accuracy
Finding And Fixing Inconsistencies In Data
Reviewing Large Volumes Of Data Every Day
Collaborating To Clarify And Refine Guidelines
Giving And Using Feedback In Quality Reviews
Time Management For Independent Remote Work
Clear Reports And Progress Updates
Accurate Records And Documentation
Analytical, Proactive Problem Solving
Quick Learning Of New Tools And Platforms
Training And Supervising A Team Of Eight
Ai Tools And Ai-Assisted Workflows
Tracking Recurring Errors And Unclear Instructions
Chatgpt
Claude
Gemini
Clickup
Salesforce
Microsoft Excel And Powerpoint
Google Workspace
Slack
Tableau
Sql
Craft Cms
Twig
Bootstrap
Html
Css
Languages
Education
Pontificia Javeriana University
B.S. · Nutrition & Dietetics · Colombia
Certifications & licenses
Diploma, Inborn Errors of Metabolism
Pontificia Javeriana University, Colombia
Statistics
Experience
Global experience
Expertise
Qualifications
Frequently asked questions
Have questions? Find more information here.
Sandra is based in Lisbon, Portugal and prefers 100% remote projects.
Sandra speaks the following languages: Spanish (Native), English (Advanced), Portuguese (Advanced).
Sandra has at least 10 years of experience. During this time, Sandra has worked in at least 8 different roles and for 10 different companies. The average length of individual experience is 1 year and 11 months. Note that Sandra may not have shared all experience and actually has more experience.
Based on recent experience, Sandra would be well-suited for roles such as: Expert Writer, Independent Nutritionist & Holistic Coach, Project Coordinator & Developer.
Sandra's most recent position is Expert Writer at Mercor.
In recent years, Sandra has worked for Mercor, Freelancer, National Network of Estate Planning Attorneys (NNPA), Reckitt Benckiser, and Regenerative Pharma.
Sandra is most experienced in industries like Healthcare, Education, and Professional Services. Sandra also has some experience in Pharmaceutical, Insurance, and Food and Beverage.
Sandra is most experienced in business areas like Research and Development, Quality Assurance, and Sales. Sandra also has some experience in Information Technology, Product Development, and Project Management.
Sandra has recently worked in industries like Healthcare, Education, and Professional Services.
Sandra has recently worked in business areas like Research and Development, Information Technology, and Product Development.
Sandra holds a Bachelor in Nutrition & Dietetics from Pontificia Javeriana University.
Sandra has 1 certificate: Diploma, Inborn Errors of Metabolism.
Sandra is immediately available full-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 11 Nov 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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