Sina D.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I am a highly experienced Data Scientist with a proven track record of delivering impactful solutions in the data science and analytics domain. With years of industry experience at top-tier companies like Google, Amazon, and DoorDash, I specialize in solving complex business challenges using advanced data analytics, statistical analysis, and machine/deep learning deep learning Key Expertise: Data Science & Machine Learning: Expertise in building and deploying end to end machine learning models from scratch. Data Analyst: Deep dive in your data and extract quick and meaningful insights. Build advanced/complex SQL queries to create dashboards for your organization. Statistical Analysis: Design and launch experiments/pilots. Analyze experiments using A/B testing and causal inference techniques. Business Intelligence: Proficient in ETL, data visualization (Tableau, Looker, QuickSight), and handling large-scale data pipelines. NLP & Generative AI: Hands-on experience with LLMs, transformers, and state-of-the-art NLP techniques. Programming Skills: Advanced proficiency in Python, SQL, and R, with experience in PySpark and cloud services (AWS). What I Offer: I am here to help businesses unlock the power of data by: 1. Designing and developing robust data-driven solutions. 2. Analyzing and visualizing data for actionable insights. 3. Building scalable ML/DL models tailored to your needs. 4. Consulting on best practices in analytics, experimentation, and data science workflows. Whether you need a quick analysis, full project development, or strategic insights, I am excited to bring my skills to your project. My commitment to quality, timely delivery, and clear communication ensures that your project will be in great hands. Let's collaborate to turn your data into value!