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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    32 jobs found, pricing in USD

    I need help to stand out from my competitors and improve my professional branding. By enhancing my resume, cover letter, and LinkedIn profile, I aim to attract interesting job offers in the field of data analysis and engineer. The ideal freelancer for this job should be adept at resume writing, professional branding, and knowledgeable about the tech industry, particularly, the world of data science, data analysis and engineer. They should also be able to highlight my key skills and experiences effectively. The focus should range from my programming language skills to prior work experience and all relevant certifications I have. Together, we can sculpt a professional appeal that outshines the competition.

    $102 (Avg Bid)
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    I am seeking analytics support for my research on the effectiveness of Step-Stress Accelerated Life Testing with censoring data. I specifically need help with the simulation study using R software. The project includes: - Investigating key variables: This primarily includes Time-to-failure data and Stress level changes. - Applying robust statistical techniques: This involves Survival Analysis and Accelerated Life Testing models with a specific distribution function. The ideal freelancer for this project is proficient in R software, with a strong understanding of statistical analysis, especially Survival Analysis and Accelerated Life Testing models. Knowledge of product reliability under varying stress levels is a plus.

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    I am seeking an expert data scientist to preprocess my small dataset, making it suitable for BERT model implementation. Key responsibilities include, but are not limited to: - Assessing the nature and scope of necessary preprocessing tasks without a clear specification from me. - Effectively carrying out tokenization, sentence segmentation, and word embedding. - Demonstrating hands-on expertise with BERT model-specific data formatting. The ideal candidate for this job has: - Proven experience in data preprocessing for BERT model or similar transformers. - Strong problem-solving abilities with the capacity to work autonomously. - Familiarity with small dataset handling to ensure efficient use of computational resources.

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    I'm in need of a proficient ML engineer to develop a model using Biobert for a very specific task - named entity recognition. The model will be focused on recognizing and parsing medical terms. Key Responsibilities: - Develop a Biobert machine learning model - Train the model on recognizing and identifying medical terminologies Ideal Candidate: - Proficient with machine learning models, particularly Biobert - Familiar with named entity recognition - Has a background or understanding of medical terminologies Please do not apply if your expertise doesn't align with the mentioned requirements or skills. We're chasing effectiveness and efficiency and need somebody who can deliver.

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    I am looking for a proficient researcher to sift through factiva database and find information related to language conflicts specifically in Europe. The freelancer should focus on: - Identifying conflicts tied to language issues. - Studying aspects of language policy and language rights. The successful bidder will ideally have the following qualifications: - A strong understanding of European language policy - Background in socio-political research or studies - Previous experience with database searching and information extraction. Your task will not only involve finding the data but also presenting the main findings in a comprehensive, clear, and concise manner. An understanding of language rights and cultural nuances among European countries is essential for this project. To bid, p...

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    I am a data scientist student and who is in need of professional assistance for a data science project. The tasks range from data preprocessing to visualizations and finalizing with machine learning modeling. - Focus: The task room involves data cleaning, preprocessing, analysis, visualization, and machine learning modeling. I am looking for proficient hands-on individuals that can handle these tasks. - Programming Skills: The ideal freelancer should be proficient with Python and R, as these are the programming languages being used for the project. - Data Handling: The project involves dealing with a medium-sized data set, ranging between 1GB and 10GB. Therefore, the individual should be comfortable handling, manipulating, and analyzing data of this size. I am eagerly anticipating the ...

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    I'm embarking on a project that requires precise and manual labeling of a large dataset on CVAT. - Purpose: The primary goal is to utilize an annotated dataset for YOLO object detection in a road navigation system. Hence, label accuracy is crucial. - Task Volume: It involves a substantial number of around 5000 images that need expert annotation. - Entities: These images include various entities to be labelled, particularly sign boards, and other miscellaneous objects found on roads. Skills & Experience: To ensure the success of this project, a freelancer with the following experience is ideal: - Extensive experience with CVAT. - Familiarity with YOLO object detection semantics. - Previous involvement in large-scale image annotation projects. - Background in projects related to...

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    I'm in need of a data analyst with suba detailed spreadsheet mapping fields among 5 to 10 different applications. Experience working with transactional and operational data is imperative because these are the types of data fields to be mapped. Your primary tasks will include: - Developing a comprehensive data mapping spreadsheet - Guaranteeing clarity in data flow - Identifying data discrepancies - Streamlining data integration Our desired outcome is a complete understanding of data flow and identification of data mismatches to streamline data integration. This project requires proficiency in working with multiple applications and managing large datasets. Prior experience in dealing with transactional and operational data as well as generating intricate spreadsheets will m...

    $42 / hr (Avg Bid)
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    I'm looking for an expert in the field of computer physics who can work on a multifaceted project. The project could include areas such as simulating physical phenomena, visualizing physical data, and optimizing physical algorithms. Ideal Skills and Experience: - Extensive knowledge in physical simulations - Experience in data visualization - Understanding of different optimization techniques for physical algorithms - Strong problem-solving abilities We didn't specify any particular requirement for the application process, therefore, feel free to include any information that you think could help us understand your fit to the role, such as your past work, experiences, and detailed project proposals. The purpose of this project is open-ended too, it could be used for research, e...

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    I'm looking for an expert using QGIS for detailed gas pipeline mapping. - The mapping should include intricate attributes such as pipeline diameter, material and other relevant specifications. - The freelancer should have a strong background in GIS mapping, preferably in infrastructure mapping and working proficiency in QGIS software. - An understanding of pipeline infrastructure and details would be advantageous for this project. An ever-growing knowledge of GIS software and the ability to showcase pipeline structures in great detail will be vital.

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    I need a proficient data scientist who is an expert in Convolutional Neural Networks (CNNs). The primary task includes constructing a tool capable of analyzing video content. The tool must be able to process live-streamed and pre-recorded videos, extract frames, and utilize a trained model to identify malicious or inappropriate content based on predefined standards. Key Responsibilities: - Developing a CNN model to scrutinise video content - Extracting frames to check for inappropriate content - Implementing a reporting mechanism for videos containing inappropriate content, so they can be flagged for manual review. Ideal Skills: - Experience with Machine Learning Algorithms, particularly CNN - Understanding of video handling and frame extraction - Ability to design a warning system to fl...

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    I am seeking an expert in Power BI and Power Query to provide their expertise on critical data analysis. Your tasks will involve: - Data visualization: interpreting complex data sets and turning them into actionable information. - Data modeling: moving beyond mere data collection to provide predictive insights. - Data cleansing: verifying the quality and the quantity of the gathered data and readiness for analysis. Your work will be instrumental in informing business strategies and decision making, dealing with diverse data sources like Excel spreadsheets, SQL databases, and CSV files. The key performance metrics or indicators you will track and analyze will include sales revenue, customer acquisition cost, and conversion rate. Never underestimate the impact of your role, as your analy...

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    machine learning -- 3 5 days left
    VERIFIED

    Building a Machine Learning Model for Game Here's a step-by-step guide to building a machine-learning model for the game, including code examples and resource recommendations: Step 1: Data Collection and Preprocessing Collect Hashes: Gather as many hashes as possible from the game. Consider recording the steps taken within the game to generate each hash. Analyze Hash Format: Determine the format of the hashes (e.g., length, character types, presence of delimiters). This helps choose appropriate algorithms for processing and analysis. Clean and Preprocess Data: Clean the data by removing duplicates, handling missing values, and ensuring consistent format. Standardize the data if necessary. Step 2: Model Selection and Architecture Design Choose Machine Learning Algorithm: Based on t...

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    I'm seeking a data scientist or prediction expert to develop an accurate match result prediction model for cricket matches. This project will focus on predicting outcomes for specific points throughout a match, specifically the 6 overs session. Ideal skills and qualifications: - Experience in data science or prediction modeling - Knowledge of cricket and understanding of the game's variables - Ability to analyze session data to make accurate predictions Tasks involved: - Create a prediction model using session data. - The model should be able to predict total runs scored, total wickets taken, and the run rate. - Accuracy and precision of the model is essential. Complete understanding of the factors impacting a cricket match is crucial for the project success. This is an inter...

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    3 doc, the first one is the poster to be edited. The 2nd doc contains the changes that needs to be made on the scientific poster. the last doc is the actual research where you can get data and info to make the changes needed

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    I'm on the lookout for an expert data scientist who is proficient in a wide range of analysis types, as I'm unsure at this stage which would be most beneficial for my project. Your tasks: - Conduct a thorough analysis of my given dataset - Apply analytical methodologies as deemed appropriate to derive meaningful insights. Following skills and experience would be ideal: - A solid background in Data Science - Experience in various data analysis types including Descriptive, Inferential, and Predictive analysis - Ability to choose and apply relevant statistical techniques or models such as Regression Analysis, Cluster Analysis, or Time series Analysis based on the data set and project requirements - Strong skills in identifying patterns, trends, making data-driven decisions, or p...

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    The task involves analysing about 50 sheets of prediction results from ML models. The task is to analyse the data sets independently or together with the training data sets and then determine which model will give the best prediction results based on the prediction history available in the 50 data sets. The analysis should be done only on the data with or without training data sets and not the ML model. The analysis is concerning the results of the 50 data sets available. After the analysis, I will be able to tell which model is best suited for the 51st data set.

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    For my project, I require a skilled Biostatistician to conduct in-depth statistical analysis. Key Requirements: - I need you to teach me all the procedure what you have done and explain me every thing. - The analysis needs to encompass both Descriptive and Inferential statistics. This will help shape insights hidden within the data. - Our data set is quite varied and contains more than ten different variables or factors. Therefore, a broad analytical understanding will be needed. - Crucially, our data is sourced from Public Databases. The freelancer should have experience dealing with this kind of data and be aware of any associated challenges. Ideal skills and experience: - Experience in biostatistics and data analysis from public databases. - Adept with descriptive and inferenti...

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    I am seeking a skilled professional proficient in managing big data tasks with Hadoop, Hive, and PySpark. The primary aim of this project involves processing and analyzing structured data. Key Tasks: - Implementing Hadoop, Hive, and PySpark for my project to analyze large volumes of structured data. - Use Hive and PySpark for sophisticated data analysis and processing techniques. Ideal Skills: - Proficiency in Hadoop ecosystem - Experience with Hive and PySpark - Strong background in working with structured data - Expertise in big data processing and data analysis - Excellent problem-solving and communication skills Deliverables: - Converting raw data into useful information using Hive and Visualizing the results of queries into the graphical representations. - Conduct advanced analy...

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    I am looking for a skilled and experienced hydrographic surveyor/geophysicist to conduct a survey in offshore areas. The main goal of the survey is to map seafloor topography with a highly detailed level of mapping. Skills and experience required for this project: - Proficiency in hydrographic surveying techniques and equipment - Expertise in geophysics and seafloor mapping - Knowledge of offshore surveying regulations and guidelines - Ability to analyze and interpret survey data accurately - Experience in using GIS software for data processing and presentation - Strong attention to detail and ability to work with precision - Excellent communication and reporting skills to present survey findings effectively.

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    I am seeking an experienced data scientist (minimum of 10 years) to guide me through the complexities of machine learning algorithms as preparation for upcoming interviews. This role is ideal for someone proficient in AI and deep learning, And who can provide support in interviews. Key responsibilities: - Tutoring on machine learning algorithms with a strong focus on AI and deep learning; - Providing insightful tips and techniques for handling data science interviews. Skills and Experience: - Solid expertise in AI and deep learning; - Proven experience in tutoring or mentorship will be advantageous. This opportunity is a great chance for seasoned data scientists to share their knowledge and help shape the future of upcoming professionals in this field.

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    Project Description: We are seeking a skilled Data Scientist for a one-time project focused on analyzing and visualizing data for a our tool. This tool is designed to assess and illustrate the strengths of various brain regions in users, based on their performance. The ideal candidate will have expertise in statistical analysis, data visualization, and a keen ability to communicate complex data insights in a clear, accessible manner. Task Overview: Data Analysis: Analyze a detailed dataset consisting of user performance metrics related to tasks and brain regions. Calculate a range of statistics such as overall accuracy, task completion rate, meta-complexity level success rate, and more, based on user data. Ensure the accuracy and integrity of statistical computations. Data Visu...

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    I'm looking to have deep learning utilized for human pose estimation in my project. The purpose revolves around three main aspects: - Tracking body movements - Identifying key joints - Analyzing posture Both real and synthetic images will be used for this purpose. This is a wonderful opportunity for someone skilled in handling a variety of data types for pose estimation. It is imperative for this project that the expert I hire is proficient in Convolutional Neural Networks (CNN) as it is my deep learning model of preference for this task. Applicants should have proven experience in developing and utilizing CNN models and be comfortable dealing with real as well as synthetic data sets. This project offers a chance to build a cutting-edge model in a multi-faceted and challenging pr...

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    python SageMaker training and deployment for simple given ML model : main challenge is autoscaling you have 7 days to do 1. I do not provide you my AWS account . you develop all on your AWS account 2. Teach me ML project end to end development on SageMaker AWS with autoscaling in production 3. Any python package installed by pip can be used for this ML project (not limited to scikit or deep learning) . such as from import CDClassifier from import preprocess_documents 4. Build with Automatic scaling a customized model training for python code ML model provided by me or you can use your modle code if I like it 5. Build with Automatic scaling a customized inference 6. Automatic scaling, load balancing to handle 1234 requests/sec, requests done by python from any computer on web 7. many Sag...

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    Need a skilled procurement expert specifically versed in the Government E-Marketplace (GeM), tasked with the significant responsibility of sourcing and procuring a variety of laboratory equipment. Skills Needed: - Expert knowledge and expertise in GeM operations. - Experience in procuring laboratory equipment like Physics, Chemistry, Engineering and Environmental apparatus, from microscopes to centrifuges to spectrophotometers. - A deep understanding of the nuances involved in GeM policies. - Ability to optimize account management for diverse projects. The freelancer's core task will be to procure a multitude of laboratory equipment configurations while ensuring precise compliance with GeM policies. Exciting opportunity for those who understand the marketplace's subtleties a...

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    I'm developing a customer review aggregator based on the MERN stack application and I need a maching learning model for sentiment analysis. This model should focus on aspect-based sentiment analysis across domains and be integratable as an API into my application. Just so you know, the reviews are mainly in English and prefer the best Models for this task. The resulting sentiment analysis should be able to provide insights on customer opinions for a multitude of products featured on my platform. This should be cross domain and aspect based sentiment analysis. If we provide a review then it should extract the aspects from it and give sentiment about that aspects . Ideal Skills and Experience: * Mastery of Deep Learning Models particularly for sentiment analysis * Proficiency in En...

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    The task involves analysing about 50 sheets of prediction results from ML models. The task is to analyse the data sets independently or together with the training data sets and then determine which model will give the best prediction results based on the prediction history available in the 50 data sets. The analysis should be done only on the data with or without training data sets and not the ML model. The analysis is concerning the results of the 50 data sets available. After the analysis, I will be able to tell which model is best suited for the 51st data set.

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    I have a client who has 2 year of experience but has not enough real time knowledge. need to be prepared for technical interviews in data science and machine learning. also explain some real industrial projects so that client can explain them in her interviews. daily 15 minutes or half an hour session or alternate days is fine

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    I'm seeking a skilled geospatial analyst to create comprehensive GIS maps of the entire Knightsbridge area. My goal is to have detailed maps incorporating various critical and environmental aspects to aid in urban planning and public awareness projects. **Requirements:** - **Building Outlines**: Include all buildings in clear detail to help in understanding the urban layout. - **Streets and Roads**: Map all streets and roads to facilitate navigation and planning. - **Air Quality Analysis**: Perform detailed air quality analysis across Knightsbridge. This should highlight areas of concern and potential sources of pollution. - **Flood Risk Modeling**: Develop flood risk models to identify vulnerable areas. This information is crucial for emergency planning and infrastructure improveme...

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    I am looking for an Excel expert who can dissect and analyze customer behavior data, creating insightful, detailed reports. My project's success hinges on accurately understanding customer patterns through meticulous data analysis and presenting findings in a comprehensive format. The ideal freelancer will bring a combination of technical Excel skills and a keen analytical mindset to the table. Key Requirements: - Profound knowledge of Excel, including advanced functions and formula creation. - Proven experience in data analysis, specifically related to analyzing consumer behavior. - Ability to generate detailed reports, summarizing findings clearly and concisely. - Expertise in creating and managing pivot tables for data segmentation and analysis. - Strong analytical skills, with a ...

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    I'm seeking a skilled data scientist to perform predictive analysis to optimize retail inventory volume projects. In a dynamic retail context, understanding future stock needs is key to maintaining an efficient operation, with minimal stock-outs or overstock. Your role would be to: • Use historical inventory data to estimate future demand. • Identify inventory trends and offer insights to refine our ordering process. - Predict incoming volume for next 6 weeks Skills and experience needed: • Proficiency in predictive analytics • Strong experience in data analysis. • Understanding of retail logistics. • Ability to communicate findings in a clear, actionable manner. The successful candidate will have a results-oriented approach and be prepared to wor...

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    I am searching for a skilled machine learning specialist to assist with predictive modeling in the precision agriculture industry. Specifically, the goal is to predict soil moisture content from remote sensed data. Key tasks include: - Development of ML algorithms for predicting soil moisture content. - Application of these predictive models within an agricultural setting Ideally, the candidate will have prior experience in machine learning, predictive modelling, and understand the context of precision agriculture. Prior work in environmental science would be a plus. Strong analytical skills and problem-solving capabilities are a must, with the ability to interpret complex data in a clear and succinct manner. Knowledge in image recognition and NLP would be a bonus, but not necessary for...

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