Hire the Best Predictive Analytics Specialists
in Armenia

Most data and machine learning projects do not fail because the models are wrong. They fail because real decisions are built on systems that were never designed for production reality. Data distributions change. Assumptions stop holding. Feedback loops appear once decisions are automated. What looks correct during analysis can quietly become wrong when it starts affecting real users, money, or operations. My work focuses on that gap between analysis and real-world execution. I design and implement production decision systems, not demos, notebooks, or isolated models. These are systems where predictions directly drive actions such as approvals, rejections, prioritization, allocations, or automated workflows. In this context, correctness, transparency, and operational control matter more than theoretical performance. My background combines applied machine learning, data engineering, and direct ownership of real decision pipelines. I have worked on systems used in environments where mistakes are costly, including credit decisioning and automated trading. I approach every project assuming that data will be imperfect and conditions will change over time. Models are components of a system, not the system itself. I work system-first. That means clearly defining decision logic, data contracts, monitoring signals, and conditions for retraining or rollback. A system should surface degradation early, before it causes damage, not after. What I do not do is equally important. I do not sell AI magic, guaranteed outcomes, or opaque black-box solutions. I do not optimize offline metrics without considering how the system behaves once deployed. If a system cannot be monitored, understood, and controlled in production, I do not consider it complete. Clients usually reach out to me when decisions matter, scale is real, and failure is expensive. If you need a system that behaves predictably under pressure and you want to clearly understand both its capabilities and its limits, we are likely a good fit.

🟢 𝗣𝗮𝗿𝘁 𝗼𝗳 𝘁𝗵𝗲 𝗧𝗼𝗽 𝟭% 𝗘𝘅𝗽𝗲𝗿𝘁-𝗩𝗲𝘁𝘁𝗲𝗱 Full-Stack Developers on Upwork 🚀 Specializing in 𝗔𝗻𝗴𝘂𝗹𝗮𝗿 (𝟭𝟴+), 𝗝𝗮𝘃𝗮 (𝟭𝟳+), 𝗦𝗽𝗿𝗶𝗻𝗴 𝗕𝗼𝗼𝘁, 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻, 𝗔𝗣𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗙𝗶𝗻𝘁𝗲𝗰𝗵, and Scalable Web Applications. With 𝟭𝟬+ 𝘆𝗲𝗮𝗿𝘀 delivering robust, maintainable, and scalable software solutions, I combine front-end expertise in Angular and back-end mastery with 𝗝𝗮𝘃𝗮 𝗮𝗻𝗱 𝗦𝗽𝗿𝗶𝗻𝗴 𝗕𝗼𝗼𝘁 𝘄𝗶𝘁𝗵 𝗔𝗜 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 𝘀𝗸𝗶𝗹𝗹𝘀 including 𝗚𝗣𝗧-𝟰, 𝗟𝗮𝗻𝗴𝗖𝗵𝗮𝗶𝗻, 𝗖𝘂𝗿𝘀𝗼𝗿 𝗔𝗜, 𝗣𝘆𝘁𝗵𝗼𝗻, 𝗮𝗻𝗱 𝗡𝗼𝗱𝗲.𝗷𝘀. I build powerful AI-driven automation, chatbots, and API workflows. 𝗪𝗵𝘆 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝗺𝗲? ✅ 𝗗𝗲𝗲𝗽 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻 𝗔𝗻𝗴𝘂𝗹𝗮𝗿 & 𝗝𝗮𝘃𝗮 – clean, scalable code optimized for performance ✅ 𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝘀𝗸𝗶𝗹𝗹𝘀 – GPT-4, LangChain, Cursor AI, OpenAI API, Python, Node.js ✅ 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀 – AWS, Kubernetes, Docker, CI/CD pipelines ✅ 𝗧𝗲𝘀𝘁𝗶𝗻𝗴 & 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 𝗔𝘀𝘀𝘂𝗿𝗮𝗻𝗰𝗲 – unit & integration testing with Jest, JUnit, Selenium ✅ 𝗣𝗮𝘆𝗺𝗲𝗻𝘁 & 𝗔𝗣𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 – Stripe, Braintree, PayPal, Sendinblue, plus fintech platforms ✅ 𝗧𝗿𝘂𝘀𝘁𝗲𝗱 𝗯𝘆 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀 & 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀 – 50+ projects delivered successfully ✅ 𝗙𝗮𝘀𝘁, 𝗰𝗹𝗲𝗮𝗿 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 & 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝘆 𝘁𝗼 𝗸𝗲𝗲𝗽 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 𝗼𝗻 𝘁𝗿𝗮𝗰𝗸 𝗖𝗿𝗲𝗱𝗲𝗻𝘁𝗶𝗮𝗹𝘀 & 𝗕𝗮𝗰𝗸𝗴𝗿𝗼𝘂𝗻𝗱 ⭐ Oracle Certified Java Professional ⭐ Neural Networks and Deep Learning (DeepLearning.AI) ⭐ Lecturer at Russian-Armenian University (RAU) ⭐ Computer Science graduate, American University of Armenia 𝗖𝗹𝗶𝗲𝗻𝘁 𝗣𝗿𝗮𝗶𝘀𝗲: "Oleg integrated GPT-4 APIs seamlessly, creating a chatbot that boosted our customer engagement by 40%." – AllAboutCustomers "Delivered LangChain automation ahead of schedule, saving us thousands in manual work." – BobbyTech 🚀 Ready to build your next AI or fintech solution with a trusted expert? Message me today and let’s create something amazing!

Data Science and Machine Learning Expert for Hire Are you ready to unlock the full potential of your data? Let's collaborate and turn your data into powerful insights! Services I Offer: Data Analysis & Insights: Struggling to make sense of your data? I’ll conduct in-depth analysis to extract actionable insights that drive decision-making. Predictive Modeling & Machine Learning: Need to build robust models? I leverage advanced machine learning techniques to create predictive models tailored to your specific goals. Data Visualization: Want to tell a compelling story with your data? I create visually engaging and insightful dashboards using tools like R Shiny, ggplot2, and Power BI. Statistical Analysis: Looking for reliable statistical insights? I apply hypothesis testing, regression, and time series analysis to extract meaningful patterns and trends from your data. Clinical Data Science: Working in healthcare? With experience in clinical data science, I can help you uncover trends and improve patient outcomes using data-driven approaches. Teaching & Academic Research: Need expert help in research methods or economics? As a Teaching Associate at AUA, I can provide guidance in research methods, applied statistics, and microeconomics. Why Choose Me? Expertise: With a MicroMasters in Data Science from MIT, a Master’s in Economics, and experience as a Data Scientist, Machine Learning Engineer, and Clinical Data Analyst, I bring a wealth of knowledge and real-world experience to your project. Customized Solutions: I understand that every project is unique. I tailor my services to meet your specific needs and ensure the best results. Results-Driven: My focus is on delivering high-quality, impactful results that meet your project’s objectives. Timely Delivery: I know how important deadlines are, and I ensure that your project is completed on time, every time. Ready to take your data-driven project to the next level? Let’s connect and discuss how I can help you achieve your goals!

Overview: Welcome to my Upwork profile! As a seasoned Data Scientist, Product Data Analyst, and Visualization Expert, I specialize in transforming complex data into compelling visual stories and actionable product insights. With a robust technical background and a creative approach to data presentation, I empower businesses to make informed decisions and engage stakeholders effectively. Skills: Data Cleaning and Preparation: Proficiency in handling and preparing data for analysis. Data Analysis and Exploration: Skills in exploring and analyzing datasets to find patterns or insights. Statistical Knowledge: Understanding of statistical methods and techniques. Data Visualizations: Creating meaningful visual representations of data. Dashboards and Reports: Developing interactive dashboards and detailed reports. Writing and Communication: Ability to clearly articulate findings and insights. Domain Knowledge: Understanding of the specific industry or domain you're working in. Problem Solving: Effective problem-solving skills using data-driven approaches​​. Statistical and Analytical Techniques: Expertise in extracting insights from data. Machine Learning Models: Building and predicting trends using machine learning. Programming Languages: Proficiency in SQL, R, Python. Data Mining and Exploration: In-depth knowledge in data mining techniques. Data Visualizations and Reports: Creating compelling visualizations and detailed reports. Big Data Analytics Technologies: Familiarity with technologies like Spark and Hadoop. Machine Learning and Statistical Models: Expertise in machine learning and statistical modeling. Business Intelligence: Understanding of BI concepts and applications. Cloud Infrastructure: Familiarity with cloud-based solutions. Unstructured Data Processing: Skills in handling and processing unstructured data​​. Specialized Tools and Technologies Google Analytics 4 (GA4) & Amplitude: Advanced proficiency in these tools for robust web and product analytics. Looker & Looker Studio: Expertise in data exploration and visualization using Looker tools. Google Data Studio, Tableau, Power BI: Skilled in creating dynamic reports and dashboards with these leading data visualization tools. Metabase: Knowledgeable in Metabase for simple and effective data exploration. Google Cloud & BigQuery: Proficient in leveraging Google Cloud's infrastructure and BigQuery for large-scale data analysis. Web Scraping & Scrapy: Expertise in web scraping for data extraction, employing tools like Scrapy for advanced web crawling.