Andriiana Z.
Data Scientist, Machine Learning Developer
Welcome to my profile! I am a data analyst with extensive experience, ready for interesting collaboration and productive work. I have an analytical mindset, strong communication skills and five years of experience as an analyst. I have experience in analyzing large amounts of data, writing SQL queries to databases, creating presentations based on the analysis performed, identifying specific customer needs to create an optimal value proposition, experience in identifying processes that need optimization. I also have the skills to create a systematic approach to the analysis of clients' business. I am able to work on multiple projects at the same time and quickly complete urgent tasks. I also have the skills to learn quickly and make independent decisions. Key information Hard-skills: - Python - 12 months - SQL - 12 months - Django / Flask - 9 months - RESTFull API - 6 months - NumPy, Pandas, Seaborn - 6 months - Data preprocessing - 6 months - Intelligence Analysis (EDA) - 6 months - Feature Engineering - 6 months - Sklearn (linear, logistic regression, trees, kNN, decision trees, random forest, ensembles); methods of validation, model evaluation and optimization - 6 months - Jira, Git, Linux, Hadoop, Spark Basic sciences: - Probability theory, combinatorics, statistics and mathematical statistics, mat. analysis - Economy - Marketing Soft-skills: - I can launch a startup or project - form a strategy, priorities, assemble a team, launch, attract customers. I want to engage in the development of interesting and promising Internet projects, to set ambitious goals in projects and achieving them. If you have any questions, please write to me. I look forward to our cooperation!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $6.2k
Billed in all: $35,805$36k
$6.2k in the last 6 months
Across 2 contracts
Across 4 contracts
Earnings, last 30 days
Skill rankings: Top 4% in Seaborn
Ranked by MRR among everyone on Upwork with the skill.
- #4Seaborn90 freelancers · 🇬🇧 #1Top 4%🇬🇧#1 of 3
- #8Probability Theory104 freelancers · 🇬🇧 #1Top 8%🇬🇧#1 of 5
- #16EasyEDA120 freelancers · 🇬🇧 #1Top 13%🇬🇧#1 of 1
- #19Marketing Plugin194 freelancers · 🇬🇧 #1Top 10%🇬🇧#1 of 8
- #45NumPy587 freelancers · 🇬🇧 #1Top 8%🇬🇧#1 of 14
- #653RESTful API6,064 freelancers · 🇬🇧 #5Top 11%🇬🇧#5 of 97
- #682Django5,931 freelancers · 🇬🇧 #5Top 11%🇬🇧#5 of 97
- #1,554SQL12,904 freelancers · 🇬🇧 #41Top 12%🇬🇧#41 of 369