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Các Freelancer được bảo trợ
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Hello! Hope you're having a great day. I'm an AI Engineer specializing in machine learning, deep learning, and computer vision with 30+ completed projects delivering measurable results that drive growth and efficiency across diverse industries. Core Expertise: ✅ Machine Learning: Predictive models achieving 95%+...Hello! Hope you're having a great day. I'm an AI Engineer specializing in machine learning, deep learning, and computer vision with 30+ completed projects delivering measurable results that drive growth and efficiency across diverse industries. Core Expertise: ✅ Machine Learning: Predictive models achieving 95%+ accuracy across sectors ✅ Deep Learning: Neural networks reducing operational costs by 40-60% ✅ Computer Vision: Satellite imagery analysis detecting 5,000+ wind turbines, 10x image enhancement algorithms ✅ Data Science: Analytics pipelines generating $500K+ in cost savings ✅ Financial AI: Stock prediction models with 88% accuracy, portfolio optimization reducing risk by 25% ✅ Power Systems: Line rating analysis processing 14-year meteorological datasets across England Industry Impact: - Built recommendation engines increasing revenue by 35% - Developed fraud detection models saving $2M+ annually - Created automation systems reducing manual work by 70% - Designed predictive maintenance tools preventing 90% of failures - Built trading bot executing 1,000+ daily trades with triangular arbitrage strategies - Generated $150K+ returns through algorithmic portfolio management - Optimized energy grid performance through exceedance analysis Technical Stack: Python, TensorFlow, PyTorch, OpenCV, AWS, Docker, MLOps, R, Stata, Matlab, Excel, Spss, Let's discuss how my AI expertise can solve your specific business challenges and drive measurable results for your organization. Kind Regards, Sakib Kaiser ít hơn
Thuê SakibKaiser
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Hello, I'm a data analyst with 8+ years of hands-on experience in transforming raw data into actionable insights. I have been assisting businesses, researchers, and doctoral scholars globally in effectively analyzing qualitative and quantitative data using tools such as Stata, SPSS, R, Python, EViews, Power BI, and...Hello, I'm a data analyst with 8+ years of hands-on experience in transforming raw data into actionable insights. I have been assisting businesses, researchers, and doctoral scholars globally in effectively analyzing qualitative and quantitative data using tools such as Stata, SPSS, R, Python, EViews, Power BI, and Excel. In addition to my core data analysis expertise, I have expanded my capabilities in AI automation, machine learning, and large language model (LLM) applications. I work with frameworks like LangChain and Retrieval-Augmented Generation (RAG) to develop intelligent solutions such as chatbots, knowledge retrieval systems, and automated analytics pipelines — enabling organizations to streamline workflows and enhance decision-making with AI-powered insights. With a blend of domain expertise in business and science and robust statistical skills, I am equipped to decode complex datasets, unveil hidden patterns and trends, and present findings as actionable predictive and explanatory models. ► My Services: ✔️ Statistical Analysis using R / SPSS / STATA / EViews: -Descriptive Statistics: Means, Medians, Modes, Standard Deviations, Frequency Distributions, and Cross-tabulations -Hypothesis Testing: T-Tests, Chi-square Tests, and ANOVA (ANOVA/ANCOVA/MANOVA) -Regression Analysis: Linear and Logistic Regression Models -Time Series Analysis: Trend Analysis, Seasonality, and Forecasting -Multivariate Analysis: PCA, Factor Analysis, and Cluster Analysis -Econometric Analysis: VAR, VECM, and Panel Data Analysis ✔️ Machine Learning & AI Automation: -Supervised and Unsupervised Learning (Regression, Classification, Clustering) -Natural Language Processing (NLP) and LLM Applications -LangChain and RAG-based Chatbots, Assistants, and Knowledge Systems -Automated Data Pipelines and Predictive Modeling ✔️ Power BI Reporting: -Extracting data from various sources (APIs, Excel files, SQL Servers, etc.) -Cleaning and transforming data using Power Query on Datasets or Dataflows -Establishing data model relationships -Creating and validating measures using DAX -Developing and testing charts and filters -Designing user-friendly interfaces ✔️ Data Visualization: -Histograms, Scatter Plots, Box Plots, Heatmaps, and Dendrograms ✔️ Reporting and Documentation: -Comprehensive statistical reporting with clear visualizations and actionable insights tailored to your needs — ensuring that findings are both understandable and practical for decision-making. With this broad technical expertise, I provide free consultations and strategic recommendations to help clients address real-world challenges and drive smarter, data-informed decisions in today’s AI-driven world. Best Regards, Aneesa ít hơn
Thuê ShaikhAneesa
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Github: https://github.com/glane2609/Glane Technical Skills • Programming & Scripting: R, Python • Statistical Analysis: T-test, Chi-square test, ANOVA, Regression modeling • Data Visualization & EDA: Bar plots, Histograms, Scatterplots, Box plots, Candlestick charts, Principal Component Analysis (PCA), Exploratory...Github: https://github.com/glane2609/Glane Technical Skills • Programming & Scripting: R, Python • Statistical Analysis: T-test, Chi-square test, ANOVA, Regression modeling • Data Visualization & EDA: Bar plots, Histograms, Scatterplots, Box plots, Candlestick charts, Principal Component Analysis (PCA), Exploratory Data Analysis (EDA) • Machine Learning & Deep Learning: Linear/Logistic Regression, Random Forest, Decision Trees, K-Means Clustering, KNN, SVM, XGBoost, Naïve Bayes, Recommendation Systems, Time Series Forecasting, Spatial Analysis, LSTM, Image Classification Models (CNNs, Transfer Learning), Image Segmentation Models (U-Net, Mask R-CNN) • Natural Language Processing (NLP): Word Clouds, Sentiment Analysis, Text Preprocessing & Classification • Web Scraping & Automation: Rvest, RSelenium, Selenium, BeautifulSoup • Business Intelligence & Dashboarding: Power BI (DAX, Power Query, Interactive Reports), Tableau (Advanced Visualizations, Storytelling Dashboards), Shiny Apps, Flexdashboard • Data Reporting & Communication: Automated Reports, Interactive Dashboards, Storytelling with Data ít hơn
Thuê glanegonsalves
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VERIFIED ||STATISTICIAN ||RESEARCHER||CHEMIST I am a Biostatistician, Data Analyst and Researcher with a solid background in data science and medical data analysis with research having experience of over 7 years; I provide these services : Data cleaning and manipulation(DATA WRANGLING) Data coding and...VERIFIED ||STATISTICIAN ||RESEARCHER||CHEMIST I am a Biostatistician, Data Analyst and Researcher with a solid background in data science and medical data analysis with research having experience of over 7 years; I provide these services : Data cleaning and manipulation(DATA WRANGLING) Data coding and encoding Systematic review and Meta analysis(From search of articles, analysis, writing journals) Statistical analysis, PCA, EFA, EDA, All tests ; parametric and non-parametric Structural Equation modelling using AMOS[SEM],R, Smart PLS Machine learning and modelling IN PYTHON /R Deep learning and NLP modelling(classification, regression, neural networks) Data Visualisations and dashboards, using, Excel, Tableau and Power Bi,R,Python(seaborn/matplotlib) Qualitative(thematic analysis) and quantitative analysis Predictive analytics and predictive models such regression models Time series analysis, DCC GARCH models, SARIMAX ,ARIMA models,LSTM Biostatistics and Medical data analysis Econometrics Geospatial analysis Sales Data analysis , getting trends and insights Academic writing and research Majored in the following software’s and Languages SPSS & SPSS AMOS, Excel,R studio,STATA,JAMOVI,SAS,MINITAB SMART PLS,NVIVO,Python,SQL, Tableau , Power Bi, WEKA, STATISTICA. Qualtrics, Jasp I n addition , I also have a good command in chemistry and research and I offer the following services; Medical research , Journals Advanced synthesis of compounds and reaction mechanisms Formulations of new products (organic and inorganic ). Chemical engineering Research papers and lab reports. Research papers, literature review, Academic writing. Proof reading and editing. Desertations and Thesis. Tools and Databases: Cochrane Library PubMed ClinicalTrial.gov Scopus Web of Science Welcome :AVAILABLE 24/7: QUALITY WORK GUARANTEED WITHIN THE TIME LIMIT ít hơn
Thuê WycOj
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DATA SCIENTIST / ANALYTICS & RESEARCH LEAD (Finance • ML/DL • LLM/NLP • Computer Vision) | Languages: Ukrainian (native), English (C1) | SUMMARY: Data scientist and analytics leader with 20+ years in applied research/decision support and 7+ years in advanced ML for forecasting, financial modeling, and signal...DATA SCIENTIST / ANALYTICS & RESEARCH LEAD (Finance • ML/DL • LLM/NLP • Computer Vision) | Languages: Ukrainian (native), English (C1) | SUMMARY: Data scientist and analytics leader with 20+ years in applied research/decision support and 7+ years in advanced ML for forecasting, financial modeling, and signal detection. Strong in Python; ML/DL (LSTM/GRU, CNN); NLP/LLMs (Hugging Face, GPT/BERT); and computer vision (OpenCV). Deliver hypothesis-driven experiments, rigorous validation, and stakeholder-ready insights; lead end-to-end delivery and coordinate engineering when production tooling is needed. Domains include trading/FX, macroeconomics, customer/churn analytics, survey & social research, and geospatial market intelligence. Deliverables: reproducible notebooks, APIs, dashboards, and concise executive summaries. Comfortable with KPI design and communicating uncertainty (e.g., VaR/ES, confidence intervals) to non-technical stakeholders. CORE EXPERTISE: Predictive analytics & time series (econometrics, scenario modeling, backtesting); ML/DL modeling & feature engineering; GenAI/LLM pipelines (embeddings, prompt + API integration, text analytics automation); finance analytics (risk/volatility concepts, portfolio optimization fundamentals); research leadership (study design, survey analytics); automation & reproducible pipelines (REST APIs, Docker/Git). | TECH STACK: Python (pandas, NumPy, scikit-learn, TensorFlow/Keras, PyTorch), OpenCV; Hugging Face, OpenAI APIs; SQL/MySQL; Excel (advanced modeling/VBA); SPSS; R; FastAPI/Streamlit; Docker; Git. EXPERIENCE: Independent/Consulting — Data Scientist, Quant & Forecasting (2023–Present): forecasting models for business/finance; trading research and backtesting workflows; NLP/LLM automation prototypes (summarize/classify/extract); owned delivery from requirements to reporting and coordinated specialists when productization was required. Place Intelligence — Analytics Specialist (2020–2023): big-data + spatial intelligence using geolocation signals; pipelines and reporting for commercial and research stakeholders. University of Luxembourg — Research Expert (2018–2022): study design and quantitative analysis for academic projects; publication-ready outputs; rigorous, reproducible workflows. Nielsen (Basis Team), Chicago & 4i — Survey Analytics/Consulting (project-based): survey analytics and sales forecasting (incl. P&G Africa) using econometrics and ML; validated insights for stakeholders. Ukraine — Research Director / Senior Analyst (2000s–2018+): led full-cycle research programs (design→fieldwork→analysis→reporting) across social, political, and marketing research. EDUCATION: National Technical University of Ukraine “KPI” (1998–2005) — System Analyst, BSc (Computer Science). Open to remote/global roles. (EU). ít hơn
Thuê Vasilchenko
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Hi, I am a Data Analyst Statistician and Economist Expert with more than 5 years of experience. I am an expert in : ☑️ R Programming Language. ☑️ Python. ☑️ SPSS, SPSS Modeler, AMOS, Smart PLS. ☑️ STATA , EVIEWS, Minitab. ☑️ Excel (VBA, Macros), Tableau. I can do any job related to: ☑️ Data analysis, Data science,...Hi, I am a Data Analyst Statistician and Economist Expert with more than 5 years of experience. I am an expert in : ☑️ R Programming Language. ☑️ Python. ☑️ SPSS, SPSS Modeler, AMOS, Smart PLS. ☑️ STATA , EVIEWS, Minitab. ☑️ Excel (VBA, Macros), Tableau. I can do any job related to: ☑️ Data analysis, Data science, Statistical Analysis and Mathematics. ☑️ Data Mining: Factor analysis, Principal Component Analysis, MCA, FCA,, Regression (Simple, Multiple, logistic, hierarchical, Poisson), Clustering, ANOVA,... ☑️ Econometrics: Panel Data, Pooled Data, cross-section Data, Probit, Logit, Multinational Logit, scoring, Tobit. ☑️ Time series analysis : ARMA, VAR, ARDL, VECM. ☑️ Statistical and economic modeling. ☑️ Scientific paper writing. ☑️ Microeconomics and macroeconomic analysis. ☑️ Statistics and probability tutoring. ít hơn
Thuê TheRSTeam
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programmingarena programmingarena
$25 USD / giờ
Python | Odoo | ERP | DevOps | ML |AWS Expert 💦☑️BangladeshHello! I'm a Master's in Electrical and Electronics Engineering (M-teck in EEE) with 15+ years of experience delivering Python Automation, Odoo ERP customization, and System Simulations for clients across Fintech, Logistics, Healthcare, and Algo-trading industries. My work bridges robust Back-end Engineering with...Hello! I'm a Master's in Electrical and Electronics Engineering (M-teck in EEE) with 15+ years of experience delivering Python Automation, Odoo ERP customization, and System Simulations for clients across Fintech, Logistics, Healthcare, and Algo-trading industries. My work bridges robust Back-end Engineering with business-oriented solutions across cloud, ERP, and data platforms. ✅ What I Do Best: • Python scripting, bug fixing & performance tuning • Odoo ERP customization (v8–v19), module development • REST API development with Django, Flask, FastAPI • Simulation & modeling (MATLAB, C++, Java) • Data analytics, statistical modeling & dashboards (R, Power BI) • ML & AI (TensorFlow, CNNs, NLP, computer vision) • DevOps: Docker, GitHub Actions, CI/CD, NGINX, AWS & Azure • Financial automation: MetaTrader 4/5 bots, PineScript strategies • Java & JavaScript-based system integration and API development ✅ Tech Stack: • Python, Java, JavaScript, C++, R, SQL, MATLAB, PineScript, • Django, FastAPI, Flask, Odoo, PostgreSQL, MySQL, MongoDB, Redis, • AWS (EC2, ECS, RDS, S3, SES), Azure, Docker, Docker-Compose, NGINX, • Git, GitHub Actions, Bash, Shell scripting, Power BI, MetaTrader 4/5 ✅ Recent Wins: • Reduced Python model runtime by 60% through refactoring and algorithmic tuning • Built TensorFlow-based CNN for defect detection (98% accuracy) • Developed PineScript-based trading strategy integrated with MT5 • Automated Odoo workflows—cut order processing time by 50% • Deployed Dockerized APIs on AWS with full CI/CD and auto-scaling • Delivered custom Java microservice interacting with ERP and REST endpoints ⟶➤ Clients Say: "I would HIGHLY recommend this freelancer for any and all Python projects you might be considering." – Chantel C. "He is the best professional I have seen till now in a project. He is always ready to listen and make changes according to you." – Shubham S. Fast turnaround (24–48h), clean code, full documentation, and post-delivery support. Whether you're scaling your ERP, deploying on the cloud, or building intelligent Automation — Let’s talk. Thanks & Best wishes by ⟶ Engineer Bablu. ❤️ (The owner of Programming Arena) ❤️ ít hơn
Thuê programmingarena
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Welcome! I provide professional, accurate, and timely services designed to support your business, academic, or personal projects. With extensive experience and the latest tools, I transform your ideas and data into polished, high-quality outputs. My services include: 1. Data Analysis & Statistics: SPSS, Advanced...Welcome! I provide professional, accurate, and timely services designed to support your business, academic, or personal projects. With extensive experience and the latest tools, I transform your ideas and data into polished, high-quality outputs. My services include: 1. Data Analysis & Statistics: SPSS, Advanced Excel, R Programming, Jamovi 2. Data Visualization & Dashboards: Tableau, Power BI, custom Excel charts 3. Internet Research & Data Entry: Verified, structured, and detail-oriented work 4. Forms & Documents: Fillable PDFs (Adobe Acrobat, Adobe InDesign), Word and PDF formatting, form creation, conversion between formats, editable templates 5. Presentation Design: Clean, impactful PowerPoint presentations and slide decks 6. Report Writing & Editing: Data-driven reports, summaries, executive briefs 7. File Conversion & Cleanup: PDF to Word/Excel, OCR text extraction, formatting fixes Let’s collaborate! ít hơn
Thuê kelvinm094
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KolmanOuassou KolmanOuassou
$50 USD / giờ
Highly Recommended ✔️ | Suggested by Freelancer ☑️MoroccoAre you seeking a Data Analyst and Economist who can unlock the potential hidden in your data? Look no further! With my specialization in Data Analytics, I possess the skills and expertise to transform complex datasets into meaningful insights that drive informed...Are you seeking a Data Analyst and Economist who can unlock the potential hidden in your data? Look no further! With my specialization in Data Analytics, I possess the skills and expertise to transform complex datasets into meaningful insights that drive informed decision-making. ☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️ I offer proficiency in a variety of tools and programming languages, including: ✔️ R Programming Language: Harness the power of R for advanced statistical analysis and data visualization. ✔️ Python: Leverage Python's versatility for data manipulation, machine learning, and predictive modeling. ✔️ SPSS, SPSS Modeler, AMOS, Smart PLS: Utilize these popular software packages for comprehensive data analysis and structural equation modeling. ✔️ STATA, EVIEWS, Minitab: Employ these industry-standard tools for econometric analysis, time series modeling, and statistical inference. ✔️ Excel (VBA, Macros), Tableau: Create dynamic dashboards, automate tasks, and present data visually for impactful insights. My diverse skill set enables me to undertake a wide range of projects, including: ✔️ Data Entry, Data Processing, and Data Visualization: Ensure accurate and efficient handling of your data while creating compelling visualizations for improved understanding. ✔️ Data Analysis, Data Science, and Statistical Analysis: Uncover patterns, trends, and relationships in your data through advanced statistical techniques and predictive modeling. ✔️ Data Mining: Utilize powerful techniques such as factor analysis, principal component analysis, clustering, and regression to extract actionable insights from complex datasets. ✔️ Econometric Analysis: Leverage econometric models to analyze economic phenomena, including panel data, pooled data, and time series analysis. ✔️ Statistical and Economic Modeling: Develop robust models to simulate scenarios, forecast outcomes, and optimize decision-making processes. ✔️ Scientific Paper Writing: Communicate research findings effectively by producing high-quality papers tailored to academic and industry standards. ✔️ Microeconomics and Macroeconomic Analysis: Gain a deeper understanding of economic principles and their practical implications through comprehensive analysis. ✔️ Statistics and Probability Tutoring: Enhance your statistical knowledge and skills through personalized tutoring sessions tailored to your learning needs. ☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️ With my meticulous attention to detail, commitment to quality, and ability to deliver projects within deadlines, I guarantee exceptional results for your data-driven initiatives. Let's collaborate to unlock the true potential of your data and drive success in your business or research endeavors. ☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️☑️ Contact me now to discuss your project requirements and how I can help you achieve your goals. Together, we'll turn your data into a valuable asset! ít hơn
Thuê KolmanOuassou
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Hi there! You can call me Jane, your go-to freelancer with over 5 years of experience in various domains. I pride myself on providing specialized services that cater to the unique needs of individuals and companies like yours. I'm your go-to expert. I excel in; ☑️ SPSS, Jamovi, R programming, Python, Excel,...Hi there! You can call me Jane, your go-to freelancer with over 5 years of experience in various domains. I pride myself on providing specialized services that cater to the unique needs of individuals and companies like yours. I'm your go-to expert. I excel in; ☑️ SPSS, Jamovi, R programming, Python, Excel, Tableau, Power BI ☑️ GIS, ArcGis, Geospatial, etc ☑️ Well-researched papers, technical writing, copy writing, Blogs ☑️ Editing, PDF, Image/picture Editing, Proofreading, Microsoft word, PowerPoint. ☑️Wikipedia Page Creation, Wikipedia Publishing, Wikipedia Page Translation So why choose me? ☑️ Committed to QUALITY ☑️ Flexibility ☑️ Competitive pricing ☑️ Integrity ☑️ Satisfaction Guaranteed ☑️ Timely delivery Let's collaborate and create something truly spectacular! Reach out to me today, and together, we'll elevate your business to new heights. Trust me, you'll be thrilled with the results. ít hơn
Thuê janita24
