Data Science Jobs

Data Science is a multidisciplinary field that deals with extracting insights and patterns from raw data to facilitate informed and strategic decision-making. Data Science Experts possess advanced skills in computer science, mathematics, statistics, and domain knowledge essential for interpreting data and solving complex problems. They can help you harness the power of data-driven analytics to make improvements to your business strategies, IT systems, or product development processes.

Here's some projects that our expert Data Science Experts made real:

  • Machine learning algorithms development for personalization and recommendation systems in mental healthcare
  • Custom dashboard creation for seamless integration with accounting platforms like Xero
  • Neural network optimization for image recognition or natural language processing tasks
  • Data analysis and visualization using tools like PowerBI for comprehensive reports
  • Federated learning techniques implementation for secure and efficient data processing across organizations
  • NLP-based applications development such as sentiment and emotion analysis of audio content in multiple languages
  • Water leakage detection systems using advanced data analysis and predictive modeling techniques
  • Assistance in formulating research ideas and implementing projects for data science publications

If you're looking to take advantage of the wealth of information hidden within your data or leverage the power of AI and machine learning to drive smarter, more effective decision-making, then look no further than Freelancer.com. Our talented community of Data Science experts is here to transform your ideas into reality.

We invite you to post your project on Freelancer.com today and hire some of the best Data Science experts from around the world. Experience firsthand how their expertise can improve your organization's performance, innovate new products, or optimize current systems. Make the smart choice - let our Data Science professionals help you navigate the ever-evolving landscape of data-driven technology solutions.

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    I'm seeking a knowledgeable statistician who can assist in medical research, focusing primarily on disease prevalence assessment. This statistician will be working with both continuous and categorical variables within a dataset of less than 100 samples. Key Responsibilities: - Expert analyses of complex medical data - Application of appropriate statistical methodologies Ideal Skills and Experience: - Proficient in statistical software (e.g., SPSS, Stata, R) - Experience with medical research - Understanding of disease prevalence studies - Comfortable working with small datasets - Strong grasp of both continuous and categorical variables Your expertise is vital in advancing this medical research project. If you possess the skills and have a passion for research, please bid.

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    The goal of this project is to create a compelling data visualization of my business data. This requires an expert in the field of data analysis and visualization. The project will be focused on: - Visualizing business data in the form of heat maps - Extracting the necessary insights out of it - Making it understandable and actionable The perfect match for this project will have profound expertise in: - Heat map generation - Business data interpretation - Creating actionable business strategies out of data. I can't wait to see our business data in a new and exciting way.

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    I'm seeking an expert in deep learning who can create a specialized heterogeneous graph format. This format will be instrumental in enhancing my machine learning models, specifically for analyzing financial transaction data. Key responsibilities include: - Developing a heterogeneous graph format that is suitable for processing complex financial transaction data - Implementing the format in Python, as this is my preferred programming language for the project Ideal candidates for this project should have: - Extensive experience in deep learning, particularly in relation to graph-based models - Strong proficiency in Python, with a proven track record of developing and implementing complex algorithms in this language - A background in handling financial data would be highly advantageous...

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    I'm looking to develop a Markov health model to assist with better planning and allocation of certain healthcare resources. These resources include surgical interventions, normal prosthetics, and wheelchair use. This project aims to offer a comprehensive outlook on how these resources can be best utilized, and what impact their allocation might have on patient outcomes and overall healthcare delivery. Ideal candidates for this project should possess: - Proven expertise in health modelling and forecasting - Experience working with healthcare data; particularly surgical interventions, prosthetics, and wheelchair use - Strong skills in statistical analysis and predictive modelling - A robust understanding of Markov decision processes - Flexibility in approach, with a focus on reliabil...

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    Objective: We are seeking an individual or company skilled in neural networks and Keras to develop a predictive model. This model will forecast the occurrence of a phenomenon based on historical data. Requirements: Data Acquisition: Historical data required for training the model will be fetched via an API from our comprehensive database, which is updated multiple times weekly. Data Processing: All retrieved data will be processed to facilitate effective model training. This includes Exploratory Data Analysis (EDA) to identify impactful data, outlier detection for data quality, and feature engineering to determine the final model inputs. Model Development: Train two types of models using Deep Neural Network (DNN) and Long Short-Term Memory (LSTM) architectures: A classification model to ...

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    I am looking for a highly skilled data scientist with a strong background in linear regression, social network analysis, time series analysis, and web visualization. My project involves identifying potential future trends by leveraging data science techniques. Your role would include: - Applying your expertise in linear regression and time series analysis to predict future trends based on historical sales data. - Implementing social network analysis to understand the societal impact and potential market of these trends. - Utilizing web visualization to present these results in a simple and understandable way. Ideal candidates will have: - Prior experience with predictive modelling. - Extensive background in time series analysis and linear regression. - Proficiency in social network anal...

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    I am looking for a specialist in data mining and machine learning, tasked with handling a medium-sized dataset ranging from 1,000 to 10,000 records. Key Responsibilities Consider the water tank system shown in the following figure. The tank has an input, a water tap, which can add water to the tank and increase the water level. Water level is measured by a level sensor. The goal is to use Kalman filter to estimate the level of the water in the tank using the noisy measurements coming from the level sensor. Assume that the dynamics and the measurements are modeled by the following equations: ?(? + 1) = ? ?(?) + ? ?(?) + ?? ?(?) = ? ?(?) + ?? Skills and Experience - Proficiency in different types of data mining and machine learning. - Broad experience working with medium to ...

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    As a pioneer in the field of social media analytics, I am seeking a proficient Data Mining Specialist to assist in my newest project. The focal point of this project revolves around the design and execution of advanced data mining algorithms specifically aimed at extracting data from Instagram, Twitter, and TikTok. Key responsibilities for the role include: • Developing algorithms that can efficiently gather user profiles and engagement metrics on the aforementioned platforms. • Ensuring the accuracy and relevance of the extracted data, for the purpose of social media analytics. An ideal candidate would possess exceptional problem-solving skills, a strong understanding of social media platforms, and substantial data mining experience. Qualified individuals will showcase robus...

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    I'm in search of a deep learning expert with a strong background in Natural Language Processing (NLP) for a project on sentiment analysis. This project will be focused on analyzing customer reviews to extract sentiments and opinions. Key Project Details: - Deep Learning: The project requires a solid understanding and experience in NLP, particularly in sentiment analysis. - Sentiment Analysis: The primary goal is to perform sentiment analysis on a dataset of customer reviews. - Data Sources: The sentiment analysis will specifically be applied to customer reviews. Ideal Skills & Experience: - Proficiency in deep learning techniques, particularly NLP. - Previous experience in sentiment analysis. - Ability to work with and analyze customer review data. - Strong understanding of the ...

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    The purpose of this project is to develop database and data analysis techniques for health data in mobile environments, and to demonstrate the utility of these techniques through various proof of concept applications in automotive mobility

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    IDEALLY YOU LIKE BASKETBALL, and can help with a model based on basketball statistics! I'm seeking a highly skilled data analyst to build a statistical model from a specified dataset. The core aim of this model is to predict outcomes based on independent variables within the data. Key responsibilities: - Select the ideal method for creating the statistical model - Determine the independent variables in the data - Build a model capable of predicting outcomes from these independent variables Ideal candidates should possess: - Strong experience in statistical analysis - Advanced knowledge of predictive modeling techniques - Proven ability to interpret and use independent variables effectively - Ability to clearly explain the predictions made by the model. Candidates who can provi...

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    We are seeking a skilled and proactive freelancer to conduct a comprehensive study on the performance of our radiative cooling paint in different regions across India, considering the variations in Atmospheric Transparency Windows (ATW) caused by varying water vapor content in the atmosphere. The objective is to analyze how the radiative cooling performance of our paints is influenced by these regional and seasonal variations. Metamaterial: Project Objectives: Data extraction and ATW Variation Analysis: Extract humidity and water vapor data focusing on different seasons in all states of India to plot the variations in the Atmospheric Transparency Window (ATW) across different regions in India. Understand how ATW fluctuates based on water vapor content and its implications on radiative ...

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    I am in need of a skilled psychometrician who can handle tasks related to survey data. The perfect candidate should be proficient in the following areas: - Data Analysis: Manage and analyze large sets of data effectively, helping us draw meaningful interpretations. - Statistical Modeling: Develop predictive models and algorithms, providing insights that help steer us in the right direction. - Experiment Design: Assist in developing robust, scientifically sound experimental designs that can thoroughly communicate our findings. Mastery in R is a necessity, as this will be the primary language used for the project. Prior experience with psychological survey data will be beneficial. The right candidate should be able to work autonomously and deliver accurate, fact-based results.

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    I'm seeking a proficient data science specialist with a keen visualizing skill set. You'll be tasked with making sense of complex data without a clear focus - it could be financial, user behavior or operational data. As such, the more varied your experience with data types, the better. - Data Visualization: You'll be creating compelling, easy-to-understand visuals out of complex data. Experience in data visualization libraries in Python or R will be highly advantageous. - Data Analysis: You'll need the ability to parse through undefined types of data and identify key patterns or trends. - Fast Turnaround: I require this project to be completed ASAP, so a proven track record for quick turnarounds without compromising quality is key. This project is an excellent oppor...

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    I'm seeking an experienced professional to design and implement a database system to manage mobile health analytics. The main techniques needed include: - Data Visualization - Predictive Modeling - Real-time Monitoring Data types that will be collected and analyzed consist of: - Patient Health Records - Wearable Device Data - Environmental Data Expect to handle a medium scale data volume, within the range of 1GB to 10GB. The ideal freelancer for this project should have a strong background in health data analysis, knowledge in predictive modeling, real-time monitoring and ability to present data visually - all tailored for mobile use. Please note, understanding of medical terminologies and familiarity with wearable device data is highly advantageous. The overall goal is to create...

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    I'm seeking a highly experienced, senior-level data scientist to take on a range of tasks. This project will involve a robust undertaking of different elements such as: - Conducting sophisticated data analysis - Constructing in-depth statistical models - Applying advanced machine learning algorithms - Implementing Natural Language Processing (NLP) - Creating accurate forecasting and time series models Python is the preferred software for implementing these tasks, so extensive expertise in this area is crucial. This role requires an individual with senior-level experience in data science, capable of delivering high-quality, accurate results. A strong background in both statistical modeling and machine learning is necessary, as well as a proven track record in effectively applying N...

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    I'm seeking a savvy data scientist to bring my project to fruition; employing Graph Convolutional Networks (GCN) for the prediction of sensor values and subsequently, anomaly detection. Key details: - Purpose: We are building a model meant to predict values from 20 discrete sensors. Based on the familiarity of these sensor values, the target is to then calculate the degree of anomaly from the expected prediction. - Data: We'll be working with a medium-sized dataset (1,000 to 10,000 data points). The data is specifically discrete sensor data, not time-series or mixed. Desired skills: - Familiarity and understanding of GCNs. - Strong experience in anomaly detection models. - Proficient in dealing with discrete sensor data. - Comfortable handling medium-sized datasets. This...

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    NDA
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    Seeking a GIS expert to produce high-resolution maps of a specific area, showing a comprehensive breakdown of the different land uses. The key features to be mapped include urban areas, agricultural lands, forested regions, barren landscapes, and water bodies. A total of 14 maps are expected. - Desired Skills and Experience: - Extensive GIS knowledge with a demonstrated history of producing high-quality detailed maps. - Experience in working with land use and land cover categories including, but not limited to, urban, agricultural, forest, barren, and water body classifications. - Ability to deliver the full project scope in a timeframe of under a month. This is a detail-oriented assignment requiring an individual with a keen eye for detail coupled with a comprehensive understan...

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    I'm seeking a highly knowledgeable professional with a background in biology or anthropology, ideally with a focus on primates, to finish a detailed scientific report on primate locomotion evolution with a focus on arm length as an adaptive advantage. The main structure for the project is abstract, introduction, methods, results, discussion and conclusion. Title is The Evolution of Primate Locomotion: Arm Length as an Adaptive Advantage. I already have a dataset from existing research for primate body mass, humerus length, radias/ulna lenghts and then cube root transformations for normalised arm length. I have ran the data through R Studio and have pulled key stats. Word count is 5,000. - Evolutionary trends: I would like an in-depth discussion, using precise scientific terminol...

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    I'm looking for an effective trainer to deliver a beginner-friendly course on Data Analysis and Machine Learning. Topics to cover: - Statistical Analysis - Data Visualization Skills and Experience: - Teaching and practical experience in statistical analysis and data visualization - Strong knowledge of the foundations of data analysis and machine learning - Proven ability to successfully teach beginners Teaching Methods: - Hands-on practice sessions - Theoretical lectures - Case studies Your teaching methods should complement each other to ensure comprehensive learning experience for beginners.

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    I am looking for an experienced Qlik Sense freelancer with an eye for detail to assist in the data modeling and visualization of my project - Support needed Key Responsibilities: - Perform advanced analysis using Qlik Sense expressions and calculations - Generate visualizations based on the specific formats I have in mind Ideal Skills and Experience: - Proven track record in Qlik Sense data modeling and visualization - Experience with complex Qlik Sense projects and the ability to produce advanced analysis with expressions and calculations is a must - Flexibility and creativity to work with specific designs and also provide suggestions. Your ability to balance following my vision with offering your own unique suggestions will make you a successful candidate for this project. Your adva...

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    As a passionate environmentalist with a focus on water conservation and management, I'm seeking a knowledgeable freelancer experienced in using SWAT for river streamflow modeling. The objective is to create a model that accurately predicts future streamflow patterns. Key aspects of the project include: - Utilizing specific data sets I will provide in Excel format. - Integrating given data into an accurate, SWAT-based river streamflow model. - Ensuring the model accurately forecasts future streamflow patterns based on provided data. Ideal Skills: - A strong command of SWAT. - Experience with environmental modeling. - Proficiency in data analysis, particularly with Excel. - Exceptional attention to detail. This project provides a unique opportunity to contribute to an essential asp...

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    I'm seeking someone that can help on the coding phase of the project. We will be working with hierarchical forecasting for a retail company, using their dataset. All coding to be made in phyton, using pandas and other modules for machine learning. The deliverables should include not only the anotated code using a notebook, but also step by step explanations regarding the methods tested. Finally all should be documented. All to be ready to deploy on AWS, including detailed step by step explanation on how to do it. Furthermore, pipeline and deployment to be assured by the contractor on my own Aws account. Brief dfescription of the project: Project endeavors to use hierarchical forecasting methodologies in business by leveraging the capabilities of deep learning models. Aims to design ...

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    Looking for someone to design an I3D model capable of recognizing two distinct movements: a thruster and a pull-up. The model will be used to count the number of properly executed movements, part of a larger goal to improve fitness performance and contribute to a virtual training program. Your tasks and responsibilities: - Collect necessary data for training the model from a gym or fitness center setting. - Train the model to accurately recognize and count thrusters and pull-ups. - Ensure the model can be integrated into my overall virtual training program. Ideal skills for this project: - Strong experience in AI and machine learning, particularly in I3D models. - Previous experience with fitness or movement-based models. - Familiarity with data collection, particularly within a gym envi...

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    I'm in need of a knowledgeable freelancer to develop a visible surveillance camera system that's capable of distinguishing between humans and animals. Key Features: - Recognition capability of distinguishing humans from animals Ideal applicant will have: - Extensive experience in surveillance technology - Expert understanding of image and motion detection algorithms - Prior experience in wildlife surveillance or related projects

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    I'm in search of an expert in Deep Learning, specifically experienced in training You Only Look Once (YOLOv8) models. The project involves developing a trained model to effectively recognise and categorise specific objects in outdoor settings. Scope of Work: - Train the YOLOv8 model to identify vehicles and buildings - Performance analysis of the trained model in variable lighting/ weather conditions typical in outdoor landscapes - Optimization to ensure high-accuracy object detection within a real-time video analysis scenario Ideal Candidate Experience and Skills: - Expertise in working with YOLOv8/ Deep learning models - Proficient in object detection and image processing - Experience in training models specifically for outdoor environment scenarios - A strong record of successfu...

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    I have data in a CSV format on race results collected over a period and I am seeking a seasoned Data Analyst who can decode this extensive database and build robust models and reports. The objective is to identify new trends influencing the gaming industry. Key responsibilities include: - Analyzing race results data to derive meaningful insights. - Constructing models and reports showcasing these insights. - Recognizing and unfolding gaming industry trends. The perfect candidate is an experienced data analyst with a deep understanding of the gaming industry and strong proficiency in CSV data format, as well as data modelling and report building.

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    I am looking for a freelancer to build an IoT based Smart Traffic Management System. The desired outcome of this project is to reduce traffic congestion in the area. The project budget is low, and we will be using traffic sensors as the IoT devices for this project. These are two main modules which should be done accordingly: 1) Break Free Path: Smart speed breakers are the traffic claiming devices where over speeding vehicles will activate the speed breaker and it will raise the speed breaker above the surface of the road and will give the physical remainder to the driver for slowing down the vehicle. If the speed of the vehicle will be in the given allowed speed limit, then the speed bumps will remain flat on the surface of the road and the vehicle can pass through it comfortably. 2) Co...

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    As a health care institution we have lot of health data of our pations which we would like to use more, and base on that we want to have a model to predict surten KPIs based on that data and potentialy WHO data.

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    I am looking for a freelancer who is an experienced Dynare mod file expert. I specifically need someone who can help me with the creation of an advanced, stochastic model for research experimentation. Ideal Skills and Experience: - Proficiency in Dynare: The ideal candidate should have a strong background in using Dynare for economic research and be able to construct advanced models using the software. - Econometrics and Stochastic Modeling: A deep understanding of econometrics and stochastic modeling is essential to accurately create the required model. - Ability to work with limited guidance: I will provide the necessary data and context for the project, but I need someone who can independently develop the model to meet the research goals. I am open to suggestions on what variables or ...

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