Hire the best SQL Consultants in Madrid, ES

Check out SQL Consultants in Madrid, ES with the skills you need for your next job.
  • $50 hourly
    ✅ 8+ years as .NET Core Full Stack Developer I have completed an ERP project from scratch, .NET Core was used in the back-end. MSSQL with Entity Framework and MongoDB noSQL were the database engines. The project used Dependency Injection and microservices. For the front end, a combination of Javascript (jQuery), HTML, CSS(Bootstrap) was used. To conclude I have long experience with the full life cycle of a software, with clean, easy to maintain and well documented code.
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    Algorithm Development
    JavaScript
    Microsoft SQL Server
    API
    Microservice
    Entity Framework
    .NET Framework
    .NET Core
    C#
  • $40 hourly
    Hi there! I am a machine learning engineer/full stack data scientist with a strong background in tech startups, banking, and consulting. I have experience working on a variety of projects, including algorithmic trading, fraud detection, and natural language processing (LLMs, HuggingFace, OpenAI...) I excel at designing and implementing machine learning models, and have a track record of successfully bringing projects from conception to production (Runpod, Replicate, Sagemaker...). I am a highly skilled problem solver and enjoy working on projects that have a real-world impact. If you are looking for a data scientist to help bring your project to life, I would be a great fit. Thank you for considering me! ------------------------------------------------------------------------------------------------ **All my projects have 1 month free consultation after delivery** **I do not charge if the results are not the expected**
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    Chatbot Development
    Git
    NoSQL Database
    Amazon Web Services
    Bash
    Apache Airflow
    Docker
    Selenium
    Artificial Intelligence
    GitLab
    CI/CD
    Machine Learning
    Python
    Natural Language Processing
  • $60 hourly
    I have experience managing projects, operations, recruiting processes and account management teams in fast-growing tech-related startups. I am used to working in ever-changing environments, launching new operations across different markets. I'm data-obsessed and skilled in creating impactful dashboards and processes analytical tools. My expertise lies in extracting valuable insights from data, driving informed decision-making and strategic planning.
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    MetaTrader 4
    Content Writing
    Copywriting
    Castilian Spanish
    Forex Trading
    Technical Analysis
    Atlassian JIRA
    Salesforce
    Google Sheets
    Excel
    Google Ads
  • $65 hourly
    13 years of experience in project management in both corporations (Roche/Genentech, and Hewlett Packard) and multiple start-ups. I have led multiple projects to develop technical solutions and also conducted hands-on work in complex projects, and constant professional development (full list of online courses certificates in LinkedIn). Bottom line: I love to learn and I'm a fast learner, I'm passionate about technology and I know how to understand project environments and get things done both by myself and by enabling and empowering teams by implementing good practices. Review my work history reviews, and you will see how I'm used to providing value beyond the scope of the projects thanks to my multiple backgrounds - I trust both my experience and intelligence can be helpful to you. Full CV in English: drive.google.com/file/d/1aAFpX4wb7M_Tn7tH2BF8CqoKtHn-LkYT Certifications: -Tableau Data Analyst: December 2021 -Project Management Professional (PMP): September 2019 -Certified Scrum Master (CSM): June 2021 -Agile Hybrid Project Pro: September 2022 -MBA (Master in Business Administration) in progress, expected Q4 2023. Additional skills certified by training: -Design Thinking (M.I.T.) -Digital Transformation (M.I.T.) -Data Science: Natural Language Processing in Python (DataCamp)
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    Project Management Professional
    Agile Project Management
    Marketing Data Analytics
    Asana
    Trello
    Atlassian JIRA
    Data Analysis
    English
    Project Management
    Data Visualization
    Data Science
    Natural Language Processing
    Python
    Tableau
  • $65 hourly
    I use analytics to help companies develop digital marketing solutions that make their business more profitable. | Google Tag Manager, Google Data Studio, Google Analytics Expert, Tracking Analysis Reports | Turn Growth Signals into insights by investigating your business data. Using data analysis, I help companies improve their marketing effectiveness by answering business questions and visualizing alternative scenarios to optimize marketing strategy and business outcomes. Let's: ➤ Measure cause and effect relationships along the customer journey from lead acquisition to purchase. ➤ Get more insights, less guesswork KPI's: • Cost per Acquisition • Lifetime Value • Churn Rate • Average Revenue per User • Average Order Value • Average Customer Value So on... MY TECH STACK: • Data Analysis - SQL, Google Analytics, Google Tag Manager, Segmetrics, Mixpanel, Segment • BI & Data Visualization - Data Studio • ETL - BigQuery, StitchData • Marketing Automation - Funnel.io, Supermetrics, Klaviyo, Active Campaign • Project Management Tools - Basecamp, JIRA, ClickUp, Trello, Asana, Teamwork
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    Analytical Presentation
    Data Analysis
    Google Analytics
    BigQuery
    Looker Studio
    Analytics
    Google Tag Manager
    Marketing Analytics
  • $58 hourly
    ✅ Digital Marketing: Facebook Ads & Google Ads Expert. Running ads for 10+ years for a wide range of E-commerce clients from industries such as Tech, Fashion, Consumer Goods, Food and Drinks, Education, and B2C Services. Plus, I Develop and Implement Email Marketing & CRM Strategy, build or customize a sales funnel to fuel website conversion. Target KPIs I base my methods on are CPA and Online Revenue, maximizing profit according to each client's budget. I've worked for companies such as Techstyle Fashion Group (US & EU), Rokit Vintage Ltd (UK), Ciao Clothing (US) and Form Form Form Ltd (UK), amongst others. I will help your business succeeding in the digital marketing arena to the best of my abilities. Shall we get started? Drop me a line to info[at]kuorum.es or reach out on Upwork :) Talk to you soon!
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    Facebook Ads Manager
    RStudio
    Data Mining
    PPC Campaign Setup & Management
    Google Ads
    Predictive Analytics
    Social Media Advertising
    Data Analysis
    Data Analytics & Visualization Software
    Marketing Strategy
    Python
    Google Ads Account Management
    Customer Acquisition Strategy
    Fashion Forecasting
    Data Modeling
    IBM SPSS
    Fashion Consultation
  • $45 hourly
    Solid passion for technology and data. Always opened to new horizons and opportunities. Learning day by day. Data Engineer skilled in Python, SQL, GCP, Kubernetes.... I'm a proficiency Python developer, which also has solid experience with SQL and web programming languages and tools (HTML, JavaScript, CSS, WordPress). I have quite an experience with Data Mining processes, making my own way for getting the data. Really comfortable using crawlers. Besides, I am used to process data and to analyse it, cleaning with the use of complex regex, pivoting tables... I am used to do all this part with either Python or SQL Fluent performing reports with friendly charts and diagrams.. Strong knowledge for Natural Language Processing algorithms (building those algorithms and deploying in production and clusterization techniques.
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    Algorithm Development
    Modeling
    Data Scraping
    Tableau
    Microsoft Power BI
    Google Cloud Platform
    Apache Airflow
    PySpark
    Python
    Data Mining
    Data Science
    ETL Pipeline
    Data Analysis
    Analysis
  • $75 hourly
    1. An experienced BI consultant with over 10 years of experience of designing end to end BI architecture. Rich data warehousing experience in areas of data modeling, reporting and customer requirements managements. Strong customer interacting and team management skills 2. Managed team sizes of up to 8 people and delivered successful critical releases to customers in North America, Australia, UK, Singapore and India.
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    QlikView
    SAP Business Objects
  • $45 hourly
    Hi! I'm a software developer with more than 4 years of experience in building reliable software applications. I focus on backend engineering and data science, but I've also worked with frontend frameworks like ReactJS and AngularJS. The technologies with which I feel most comfortable are Python, Javascript, HTML5, CSS, PostgreSQL, SQLite, ReactJS, AngularJS, Node.js, AWS, Firebase and Git. I love to build on something great by solving smaller problems one at a time. Reach out to me if you have an idea for a software or web application you'd like to see become reality!
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    Git
    React
    JavaScript
    C++
    Node.js
    CSS
    CI/CD
    Python
    Data Analysis
  • $75 hourly
    10 years of Experience in the Data & Analytics Business for severas top international companies. Sought after Business Analyst and Data Engineering profesional with excelente reporting and story telling skills.
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    Business Intelligence
    Microsoft Power BI
    Business Analysis
    Data Ingestion
    Data Modeling
    Azure
    Analytics Plugin
    Microsoft PowerPoint
    Data Analysis
  • $60 hourly
    Spanish Data Engineer who enjoys playing around with data, Microsoft Certified as Azure Data engineer Associate and Data Analyst Associate. During the last 10 years of my life, I have been working with data on several projects. I have experience in all the phases of the data life cycle, data extraction, data modeling, data manipulation, and data visualization in the Microsoft BI Suite(on-prem) and also in Azure. I can easily work with SSIS, SSAS, SSRS, SSMS, DB administration projects (query tunning, query optimizations), Power BI, Data Factory, Synapse and the rest of data-related services in Azure. Can I help you?
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    Data Engineering
    Azure
    Microsoft Power BI
    SQL Programming
    Microsoft SQL SSAS
    SQL Server Integration Services
    Microsoft SQL Server Reporting Services
    ETL
    Business Intelligence
  • $15 hourly
    Python | Svelte | C# | HTML | CSS | Node.js | SQL | JavaScript | Unity Name: Maxim Languages: English (fluent) Spanish (proficient) Age: 20 *Professional Summary* - Pro-active and business-focused Software Developer with 2+ years of experience seeking a mid-level position to utilize skills in coding, troubleshooting, and developing desktop and mobile solutions. - IT professional with a Bachelor of Computer science degree and good knowledge and understanding of software development technologies, applications, and methods. - Excellent communicator with fluent English able to build long-term effective relationships with clients, stakeholders, and colleagues. - Strong interpersonal skills with the capability to work independently or in a team with substantial time management and organizational skills. Education 2022 Bachelor of Computer Science, Anglia Ruskin University, Cambridge, UK 2020 C# Programming, Udemy, online 2020 JavaScript, Udemy, online 2018 Secondary School, Wingate School, Tenerife, Spain Additional Information Languages: English – fluent, Spanish – advanced. PC: MS Office, Adobe Photoshop. Adobe Illustrator, WordPress.
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    API Integration
    Google Chrome Extension
    Bot Development
    Node.js
    Raspberry Pi
    Python
    C#
    Svelte
    JavaScript
    HTML5
    GIMP
    CSS
  • $15 hourly
    I'm a 42 Madrid disruptive programming school student promoted by Fundación Telefónica. I consider myself as a person with high solving problems skills, team leadership, fast learner and committed. I have experience with technical support, operating system configuration and IT and software troubleshooting. I have solid programming languages skills in C, Javascript, ES6, C# on Unity and Python, I worked with different tools as HTML, CSS, React, Redux, UIkit, Bootstrap, some technologies as Docker, Nginx, Wordpress and databases like MongoDB and MySQL including database design. My main interests are game develop and design, mobile applications and web development, but I'm capable to face any challenge.
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    C#
    React
    JavaScript
    C
    Game Design
    Unity
    Python
    Game Programming
    HTML
  • $30 hourly
    Hi, my name is Ana. Do you need an Automation / Integration Specialist? With Integromat I can help you to make your projects come true. Apart from Integromat, I have experience with Zoho, XML, Airtable and others no - code apps. I believe in honesty and I am a responsible and hardworking person. Your project is my priority and my dedication is 100% to achieve excellence and the result will be exactly what you want. --- Hola, mi nombre es Ana. ¿Necesitas un especialista en automatización / integración? Con Integromat puedo ayudarte a que tus proyectos se vuelvan realidad. Además de Integromat, tengo experiencia con Zoho, XML, Airtable y otras aplicaciones no - code. Creo en la honestidad y soy una persona responsable y trabajadora. Tu proyecto es mi prioridad y mi dedicación es del 100% para lograr la excelencia y que el resultado sea exactamente el que tú quieres.
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    XML
    Zoho Platform
    Software Integration
    Automation
    API
    Airtable
    Integromat
  • $50 hourly
    As a detailed and analytical Industrial Engineer with extensive professional experience and a passion for advanced analytics and AI, I am willing to provide significant value through simulation techniques and machine learning. I am well-versed in evaluating organisational processes and developing innovative solutions, such as BI, AI or Digital Twin models. I streamline project execution by utilising traditional project management skills and agile methodologies. My expertise encompasses all aspects of supply chain management, Industry 4.0, business processes, and continuous improvement strategies. I manage client relationships and expectations, working to balance multiple stakeholders and tight timelines. I possess strong ability to communicate through English (C2), Spanish (Native) and French (C2) languages. I am a diligent professional always on the hunt for the next challenge and opportunity to reach into new and exciting projects.
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    Agile Software Development
    Project Management
    Data Engineering
    Python Scikit-Learn
    Machine Learning Model
    REST API
    Cloud Architecture
    Cloud Computing
    Simio
    Process Simulation
    Management Consulting
    Microsoft Excel
    Microsoft Power BI
  • $30 hourly
    Data Scientist Consultant interested in programming and software development as well as dashboards and visualization tools.
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    R
    Python
    Python Script
    OpenCV
    Machine Learning
    Microsoft Office
    Machine Learning Model
    Algorithm Development
    Linux
    LaTeX
    Git
    Neural Network
    Data Science
    Big Data
  • $40 hourly
    Motivated Python developer driven by passion and innovation. Skilled in Python coding and scripting, Django framework and has excellent communication and problem-solving skills.
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    RESTful API
    Docker
    PostgreSQL
    MySQL
    JavaScript
    Bootstrap
    CSS 3
    HTML5
    Python
    Django
  • $40 hourly
    I'm a High-performing and hard-working computational biologist with a biotechnology background. I have experience in genomics, transcriptomics, software development, and data science. I can help you transform data into knowledge. - Data Scientist and Bioinformatician - Experience with Python, R, SQL, Ruby, Swift - Data Structures and Algorithms - Committed to delivering high-quality solutions
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    R
    Data Analysis
    Data Science
    Biotechnology
    TensorFlow
    Swift
    Ruby
    Python
    Machine Learning
    Linux
    Computer Science
    Git
    Scientific Computation
    Apache Spark
  • $31 hourly
    I'm good Russian IT guy... I have plenty of experience in various positions: seller, creator of e-shop, technical support operator, chef of call-center department, business analytic, Power BI developer. At each position I managed to receive best results of all other my colleagues. I like to communicate with developers and process owners, I'm into gathering information from the mess of legacy data. It was in the past. Now I am just a guy who want to work and implement my experience and skills to the company with the hope to not go back to Russia. PS My previous manager described me: If you want something, but don't know what exactly - go ask Yuriy. Your stuff will be done with sticks and turd, but done! He thinks out of the box. If you want to see something, but you do not know what - Yuriy will help you find anomalies as well as regular statistics.
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    Power Query
    Data Analysis
    Data Engineering
    ETL
    Microsoft Power BI
    Microsoft Excel
    Python
  • $25 hourly
    I have worked in B2B SaaS companies for the last 13 years and I have been leading revenue teams, working in the strategy and the implementation of all the processes from scratch: strategy, training, metrics, Outbound and Inbound process, and building general operations. My main goal and focus is to create a sales machine and make things happen.
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    Sales Consulting
    Analytics
    Outbound Sales
    Sales
    Artificial Intelligence
    Relationship Management
    Client Management
    HubSpot
    Salesforce
    Growth Strategy
    Sales & Marketing
    Inbound Marketing
  • $5 hourly
    Tengo un poco de experencia programando, estoy estudiando ciencia de datos e inteligencia artificial, pero me gustaría trabajar en diferentes areas para tener experiencia
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    Python
  • $15 hourly
    From Excel formulas, to ETL processes, to Queries, to Data Visualization. Currently certificating myself as a Data Analyst with SQL via DataCamp.
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    Business Management
    MySQL Programming
    MySQL
    Branding
    Business
    Brand Identity
    Microsoft Office
    Microsoft Power BI
    Dashboard
  • $20 hourly
    I am a young man eager to learn and put into practice all the knowledge acquired as a data analyst and developer. I highlight my functions as an analyst doing data cleaning, manipulating data in SQL, EXCEL, creating data models, creating graphs (dashboard) so that the data speak for themselves. As a developer I excel with the creation of web pages, database queries, database designs, and the visualization of those data in interfaces. In addition I have had experience in companies like Power Solution in the year 2021, highlighting my functions as a developer and data analyst. Tools that I use for the analysis and visualization of data in BI interfaces: - SSIS (Data cleaning) - Excel - SQL - Tableau (data visualization) - Power BI (data visualization) Data loading: - Microsoft SQL Server. - MySQL. - PostgreSQL File source: - Access - Excel - Cloud - AWS - Other.
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    Business Intelligence
    SQL Programming
    Microsoft Visual Studio
    Data Visualization
    Microsoft Power BI
    Microsoft Excel
    Tableau
    CSS
    Java
    Bootstrap
    JavaScript
    Web Application
    HTML
    WordPress
  • $30 hourly
    Greetings! I am an economist and business analyst with an extensive background encompassing over 3 years of hands-on experience in roles spanning financial analysis, project management, and data analytics. I graduated from the distinguished School of Economics in my home country, El Salvador, where I embarked on my professional journey as a B2B Financial Specialist. It was during this role that I discovered my fervor for harnessing data's potential to shape strategic business decisions. My expertise spans a range of domains, including financial analysis, data visualization, advanced data analysis, and statistical modeling. I am proud of my consistent ability to deliver actionable insights that drive tangible results. Driven by an unwavering work ethic, meticulous attention to detail, and exceptional communication skills, I am relentlessly dedicated to not only meeting but surpassing expectations. My pursuit of mastery in the dynamic realm of data and business analysis led me to undertake a rigorous MSc in Business Analytics at Dublin Business School, Ireland. This academic endeavor expanded my horizons, enhancing my capabilities to tackle intricate analytical challenges. Having further honed my skills, I transitioned to Spain—my second home—to continue contributing my expertise to the global business landscape. My overarching goal is to leverage my comprehensive skill set to empower businesses with the strategic insights they need to flourish. With every project I undertake, I strive to deliver innovative solutions that drive growth and create lasting value. Thank you for considering my profile. I am excited about the potential to collaborate and drive impactful outcomes together.
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    Financial Modeling
    Macros
    Data Mining
    Business Intelligence
    Data Analysis
    Visual Basic for Applications
    Financial Reporting
    Machine Learning Model
    Tableau
    API Integration
    Microsoft Excel
    Python
    Data Visualization
    Microsoft Power BI
  • $40 hourly
    I have over 12 years of experience delivering high-quality software to users in startup companies. I have been specializing in ML for the past 6 years focusing on NLP and in LLMs (ChatGPT most notably) for the past year. I have co-founded a startup, Papelea.com, with over 100k monthly visitors. I'm currently working on another bootstrapped startup, Spabel.com, where I have successfully implemented several ChatGPT-based features, such as a chatbot, a retrieval augmented search system, and several features to aid in the education process of our users (syllabus creation, test, and exams auto-creation and more). I have been working on and off as a freelancer my whole life in order to finance my bootstrapped startup initiatives. I've worked in the past as a web developer, data analyst, and ML consultant, and lately have helped design and strategize several ChatGPT-based features for a few other small startup founders.
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    Client Management
    Web Application
    Python
    Beta Testing
    Test Results & Analysis
    A/B Testing
    SQL Programming
    Python Script
    Software Testing
    Customer Relationship Management
    Machine Learning Model
    Agile Project Management
  • $50 hourly
    * Setup a DWH from start to finish, including all data sources connections * Create and optimize cost efficient ETL * Can hand over project with full documentation and help with training sessions so you'll be able to maintain it by yourself * Handle data maintenance and ETL projects * Experience transforming data using DBT and SQL * Data Lake and Data Warehouse on Redshift and Postgres
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    Microsoft Power BI
    dbt
    React
    Business Intelligence
    ETL
    JavaScript
    SQL Programming
  • $10 hourly
    I am 23 years old, and those who know me usually describe me as an organized, responsible, and eager-to-improve person. My passion lies in the field of Artificial Intelligence, which I am currently specializing in through the master's program I am pursuing. I am aware that, being young, I may not have as much experience as many others, but everyone has to start somewhere, and I am determined to achieve my goals.
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    Microsoft Azure
    Microsoft Excel
    Microsoft Power BI
    MongoDB
    HTML
    CSS
    OpenCV
    TensorFlow
    Machine Learning
    Python
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