Hire the best SQL Consultants in Thessaloniki, GR

Check out SQL Consultants in Thessaloniki, GR with the skills you need for your next job.
  • $40 hourly
    ✔ Professional Cloud DevOps Engineer with 5+ years of work experience from large companies and AWS Certified !!! ✔AWS, Kubernetes, Terraform, Ansible, Docker, Python, GitOps, CI/CD, Image Pipelines, etc. ✔ Strong professional with a Bachelor's degree in Informatics and a Master's in Bioinformatics and Neuroinformatics. ✔ Great written/verbal skills.
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    Amazon Web Services
    Terraform
    Flask
    ETL Pipeline
    Automation
    Kubernetes
    System Administration
    Docker
    System Monitoring
    Ansible
    Git
    Python
  • $30 hourly
    Greetings! I'm a Computer Science graduate from the Aristotle University of Thessaloniki. With a track record of exceeding client expectations, I'm dedicated to providing state-of-the-art solutions to your projects. 💻 Front-end: Fluent in ReactJS, NextJS, Javascript, and Typescript, I craft responsive and dynamic user interfaces that stand out in both design and functionality. 🖥️ Back-end Development: My proficiency in PHP, GraphQL, and Redis ensures robust and scalable back-end structures, capable of handling complex functionalities with ease. Also proficient in Databases (SQL/NoSQL) and API development! 🌐 Wordpress Maestro: Custom Theme Development is my forte. I transform visions into reality by building bespoke Wordpress themes tailored to meet unique business needs. ☁️ Cloud Specialist: With extensive experience in AWS, I provide seamless cloud solutions ensuring optimal performance, security, and scalability. 🐍 Python Enthusiast: Specialized in creating automated scripts, web scraping, data mining, and producing insightful data visualizations. My Python skills empower businesses to harness data effectively. Driven by passion and backed by a stellar Upwork reputation, achieving the Top Rated Plus emblem, I’m here to transform your ideas into innovative solutions. Let's collaborate and achieve digital excellence together!
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    Node.js
    WordPress
    React
    Front-End Development
    Data Analysis
    Machine Learning
    API
    JavaScript
    CSS
    PHP
    Data Mining
    Web Scraper
    HTML
    Python
  • $20 hourly
    Hello! I am a developer specializing in AR and Game Development with Unity 3D. If you need a game, optimization or assistance with your game, or an AR app for your mobile device, give me a click!
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    Vuforia
    Game Development
    ARCore
    Augmented Reality
    Unity
    Java
    C#
    Android
  • $25 hourly
    I’m a developer with experience in building websites for small and medium sized businesses. I'm also highly collaborative, communicative, and committed to staying up-to-date with the latest technologies and trends in the industry.
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    Full-Stack Development
    Blockchain
    MySQL Programming
    HTML
    Vue.js
    JavaScript
    PHP
    MongoDB
    Node.js
    React
    MySQL
    CSS
    Git
  • $10 hourly
    I’m a developer with experience in building websites for small sized businesses. Whether you’re trying to win work, list your services or even create a whole online store. Also working as social media marketing specialist.
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    Social Media Marketing
    C
    Java
    Python
    C++
  • $50 hourly
    An experienced economist and data analyst with a passion for providing high-quality services to clients. With expertise in mathematical optimization, econometrics, and statistical analysis, I specialize in analyzing complex data to help clients make informed decisions and achieve their goals. My background includes experience as a trading and analyst professional in the energy sector. As a PhD student specializing in quantitative and computational methods for energy systems management, I have worked on various energy-related projects, including the optimization of renewable energy systems, energy policy evaluation, and predictive modeling. As a freelancer, I offer a range of data analysis services to clients across industries. My specialties include: - Mathematical optimization and econometrics - Statistical analysis and data visualization - Energy systems management and sustainability - Forecasting and predictive modeling (ML, Statistics) - Business analytics and market research
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    Mathematics
    Web Development
    Mathematical Optimization
    MATLAB
    Economics
    Finance
    Energy Optimization
    EViews
    Stata
    Machine Learning
    Microsoft Excel
    Python
    Statistical Analysis
    R
  • $34 hourly
    I am programmer at heart. I have worked as a programmer, support engineer, team leader, head of departments, people manager and more. I have worked as an employee, a freelancer, and tried my own startups. I was an early employee at GitHub (2010) and been there for 9 years. Working remotely since 2009. Managing remote teams and projects. I am an expert in using Basecamp and have embraced the 37signals philosophy in software development. Some of the technologies I've used are Oracle, Delphi, C#, Ruby, Rails, Elixir, Phoenix, Rust, and many more. Here's how I like to work: - I care about creating the best result for you - I over communicate about progress with frequent reports - I follow the dateless mindset through leveraging continuous delivery - Everything is managed in a Basecamp project which you can access
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    GitHub
    Software Development
    Custom App
    Customer Support
    Management Consulting
    Basecamp
    Phoenix
    People Management
    Oracle PLSQL
    Git
    Elixir
    Ruby on Rails
    Ruby
    Rust
  • $50 hourly
    Hello! I'm George, an experienced and dedicated data scientist with a passion for extracting valuable insights from complex datasets. I specialize in transforming raw data into actionable information, enabling businesses to make data-driven decisions and optimize their operations. Services Offered: Data Analysis and Visualization: I possess expertise in exploratory data analysis, employing statistical techniques, and creating visualizations that effectively communicate key findings and trends. I utilize tools such as Python, and Tableau to uncover valuable insights and present them in a compelling manner. Predictive Modeling and Machine Learning: I excel in developing and deploying predictive models using state-of-the-art machine learning algorithms. Whether it's building regression models, decision trees, or neural networks, I have the skills to deliver accurate predictions and actionable recommendations to enhance business performance. Data Cleaning and Preprocessing: With a keen eye for detail, I can efficiently clean and preprocess datasets, ensuring data quality and integrity. I employ various techniques to handle missing values, outliers, and inconsistencies, guaranteeing reliable analysis and model development. Model Evaluation and Optimization: I have a solid understanding of model evaluation metrics, cross-validation techniques, and hyperparameter tuning. I work closely with clients to assess model performance, identify areas for improvement, and optimize models for superior accuracy and robustness. Data Strategy and Consulting: Beyond technical expertise, I offer strategic guidance on data-driven decision-making and data management practices. I help businesses formulate data strategies, establish data governance frameworks, and identify opportunities to leverage data for competitive advantage. Why Choose Me: Extensive experience in delivering successful data science projects across diverse industries, including conversational AI. Strong proficiency in programming languages such as Python , along with expertise in popular data science libraries and frameworks. Proven ability to effectively communicate complex concepts to both technical and non-technical stakeholders. A track record of delivering high-quality work within agreed-upon timelines and budgets. Client satisfaction is my top priority—I strive to build long-term partnerships based on trust, transparency, and exceptional results. If you're seeking a dedicated and skilled data scientist who can turn your data into actionable insights, I'm here to help. Let's collaborate to unlock the power of your data and drive your business forward. Reach out to discuss your project goals and how I can contribute to your success.
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    Data Visualization
    Data Cleaning
    Machine Learning
    Tableau
    Python
    Data Science
  • $60 hourly
    Top skills: MS SQL - 10 years experience (Creating-managing DataBases, writing Scripts, Stored procedures, Triggers and other skills in SQL Server Management Studio) C# - 6+ years experience (Mostly skilled in windows forms, some experience in WPF, Blazor, .NET Core - APIs) React JS - 2 years experience.
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    ADO.NET
    Entity Framework
    C#
    LINQ to SQL
    SQL Programming
  • $18 hourly
    As a freelancer I offer: * Punctuality. I always deliver as soon as possible. Having focused immensely on productivity, I can deliver the end product very fast. I also have as priority to meet my deadlines. * Communication. Apart from having a professional proficiency on English -and a couple more languages, I also aim for a sincere communication with the client. Even before a contract begins, I will make my terms clear and any technical hindrances that may occur in order to prevent any misunderstandings. * Vast toolkit. I will not ever hesitate to learn a new skill or tool. For this reason I have built a huge and growing toolkit of many programming languages, frameworks, libraries etc. * Scientific backing. Having studied computer science, I know thoroughly the fundamentals of algorithms and software engineering. I apply this knowledge to my code for enhanced efficiency. * Good code; readable, well commented, clean and consistent. * Low fees. Freelancing for me is an entry job more or less, so gaining experience interests me more than making money.
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    Linux
    Git
    CSS
    HTML
    OpenGL
    JavaScript
    Python
    C++
    Java
  • $65 hourly
    🏅 .NET | TypeScript | AWS | Azure | Lambda | Golang I am a seasoned senior software engineer with a wealth of experience in crafting top-tier, scalable systems, web services, and websites. My expertise spans a diverse spectrum, ranging from the development of exceptional mobile applications to the creation of scalable platforms for both the online gaming industry and the fintech sector. My work schedule is highly adaptable, and I am more than willing to collaborate closely with any existing freelancers you may have on board. I eagerly anticipate the opportunity to connect and discuss potential collaborations! Here is a list of some of the technologies and tools I'm proficient in: - C# - TypeScript/JavaScript - Java - Python - Golang - SQL - Docker - Kubernetes - ASP.NET MVC - ASP.NET Core - Beautiful soup - GRPC - VueJS - Gin Gonic (Golang) - Prometheus/Grafana - Entity Framework - Microsoft SQL Server - PostgreSQL - MySQL - Cassandra - Git - RabbitMQ - Kafka - Bash
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    AWS Lambda
    Datastax Cassandra
    RabbitMQ
    Fastify
    NodeJS Framework
    iOS Development
    Microsoft SQL Server
    Golang
    JavaScript
    ASP.NET
    Flask
    PostgreSQL
    Vue.js
    Python
    TypeScript
  • $50 hourly
    Passionate about creating what people enjoy. ___ I'm a Full-Stack Developer who specializes in Web Scraping. What Sets Me Apart: With a diverse skill set and years of experience, I can tackle a wide range of tasks, from developing lightning-fast and reliable scripts for data retrieval to creating comprehensive scraping applications and platforms. My commitment to quality and precision ensures that you'll receive top-notch results, no matter the complexity of your project. Besides my specialty in scaping, of course, I can provide other services as well. ___ My Expertise Includes: 5+ Years of Javascript experience. 5+ Years of Node.js experience. 4+ Years of Puppeteer experience. 4+ Years of Selenium experience. 4+ Years of MongoDB experience. 4+ Years of Vue.js experience. 1+ Years of Svelte experience. 1+ Years of AstroJS experience. 4+ Years of Python experience. 5+ Years of C# experience. 5+ Years of Unity3D experience. 5+ Years of Unix & Git experience. 3+ Years of PHP experience. 2+ Years of Electron.js experience. I'm open to taking on new challenges beyond these skills, so feel free to reach out to discuss your project. Let's collaborate to turn your ideas into reality! ___ Feel free to contact me so that we can discuss your project!
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    NoSQL Database
    Unity
    C#
    PHP
    Vue.js
    Git
    Unix
    Svelte
    MongoDB
    Node.js
    JavaScript
  • $25 hourly
    Are you looking to build software solutions on the web to grow your business or automate processes? Then you will find tons of actionable insights and value here. Hello, I'm Christos. I am a developer who focuses on high-end software and web development. I am here to help you build quality solutions to achieve your business goals and give you more time to focus on your business strategy. With multiple years of industry experience under my belt, I've worked on various software projects, developed systems locally and on the cloud, written thousands of lines of code, and managed the entire production pipeline of software systems. I always focus on creating solutions that are scalable, durable, secure, and cost-effective using state-of-the-art technologies. My skill set includes developing the front and back end of web applications and programs for ETL operations, working with services on the cloud (such as AWS), and developing highly scalable, secure APIs. I am confident in my ability to consistently deliver exceptional results for each project I undertake. My commitment to producing work that is carefully organized, aesthetically pleasing, and highly impactful remains unwavering, regardless of whether compensation is $100 or $1000. I am always willing to go above and beyond to ensure that my clients are completely satisfied with the final product. Some of the technologies I use include Python, JavaScript, Node.js, AWS, Django, Terraform, SQL and more. Additionally, I am AWS and GCP certified. I would love to work with you and make your goals come true. Send me a message to discuss your idea. Christos
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    Node.js
    Amazon Web Services
    Django
    Terraform
    DevOps
    Bootstrap
    Docker
    HTML
    API
    Python
    JavaScript
    CSS
  • $30 hourly
    I am George, a senior software engineer from Greece with a strong focus on Full-stack Development, Cloud Infrastructure/Engineering, Internet of Things, and Mobile Apps. My goal is to create exceptional applications by leveraging a diverse set of technologies. Below are some of the technologies I frequently use: Technologies: - Languages: PHP(Laravel), JavaScript(Node.JS), Python, Java, C#(.NET) - Databases: SQL (Oracle, MySQL, SQL Server, PostgreSQL) - Cloud Platforms: Digital Ocean, AWS, Google Cloud, Azure - Containerization: Docker - Front-end Frameworks: NextJS, ReactJS, Vue.JS, Nuxt.JS - Content Management: SanityCMS, Strapi, Wordpress - API Query Language: GraphQL - UI Frameworks: TailwindCSS/UI - Authentication: NextAuthJS, Firebase - iOS Development: Swift, SwiftUI With my expertise in these technologies, I strive to deliver efficient and high-quality software solutions. I am constantly learning and adapting to stay up-to-date with the latest industry trends. Connect with me to discuss how I can contribute to your projects.
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    GIS
    Oracle
    Bootstrap
    Tailwind CSS
    Next.js
    Nuxt.js
    Vue.js
    React
    Swift
    Node.js
    MongoDB
    GraphQL
    Laravel
    PHP
  • $30 hourly
    I have worked as software developer for 3+ years, mostly as a freelancer. Have a lot of my own projects and projects built in teams. Have experience in writing Rest APIs in Rust/Python. Lately have been working in OneQuant. I primarily write backends, servers. Have experience with low level programming as well as reverse engineering. While writing soyware I always have high priority for performance and simple usage. I also have a lot of experience in working with dixerent protocols(TCP,UDP,HTTP, etc.), I enjoy understanding and writing dixerent protocols from scratch and several of the projects I did, required me implementing protocols from scratch(DNS, DHT, HTTP). I have experience with using and implementing different data formats, such as JSON, XML a lot of binary formatted data. In nearly any project, that requires using Database I use Postgres(or any other SQL database), so I have a lot of experience designing and working with SQL databases. I also have experience with GPU calculations(OpenCL).
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    Django
    Flask
    Python
    C
    Rust
    C++
  • $25 hourly
    I graduated from the department of Electrical & Computer Engineering (Bsc & Msc) in Aristotle University of Thessaloniki. My interests are in the area of Software Engineering, especially in Machine learning. I love maths, physics and computer science. Currently working as a c++ developer
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    Electrical Engineering
    C++
    Machine Learning
    Python
  • $18 hourly
    5 THINGS ABOUT ME 1. Willing to learn. 2. Enjoy working in a team. 3. Obsession to achieve the goal 4. Give attention to details 5. Creativity
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    CAD Software
    Git
    Raspberry Pi
    CAD
    Arduino
    Microsoft Windows
    Autodesk AutoCAD
    3D Printing
    Linux
    C++
    Python
  • $27 hourly
    Thorough Biostatistician and aspiring Healthcare Data Analyst offering adept experience in sampling and validation, developing statistical analysis processes and managing and manipulating data sets. Confident and structured professional possessing excellent verbal and written communication skills. Reliable and dedicated team player with hardworking and resourceful approach.
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    Tableau
    Biotechnology
    Science
    Biostatistics
    Visualization
    Microsoft Power BI
    Biochemistry
    Logistics Management
    Data Visualization
    Python
    IBM SPSS
    R
    Business Intelligence
    SQL Programming
  • $20 hourly
    ACTIVITIES Whenever I find some free time, I always look something new in order to expand my horizones. That mostly includes online courses which enables myself to practise my knowledge into severeal new tasks. In addition to that, I enjoy my daily italian courses which help me to get a better grasp of another language I am less familiar with. All in all, I strongly believe that every day is an opportunity to find yourself a new challenge. That's the most optimal way to improve and remain focused at your work and goals.
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    Management Skills
    Mathematics Tutoring
    Mathematics
    Python
  • $10 hourly
    I love working with databases, analyzing and optimizing SQL queries. In addition to commercial experience, I develop CRM for my own digital equipment store. Huge experience in computer sience, and communication tehnologies (trading this for 20 years). Looking for a free time project.
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    Graphic Design
    PHP
    JavaScript
  • $10 hourly
    I have very good experience with .NET C# desktop application development. * WPF or WinForms * connection with sql server database * connection with sqlite database * installation creation with Inno Setup I also have considerable experience with developing Android apps using Android Studio and Java.
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    Microsoft Visual Studio
    Android Studio
    Android App Development
    Java
    Software Development
    SQLite
    Microsoft SQL Server
    C#
    Desktop Application
  • $59 hourly
    Iam a developer, I mostly write Java and Python, Iam also working as professors and teaching Java, Python and Android studio.
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    JavaScript
    CSS
    HTML
    C
    Android Studio
    Python
    Java GUI
    Java
  • $15 hourly
    I'm a results-driven IT professional with a unique blend of technical expertise and business acumen. My career has taken me across diverse industries and geographies, giving me exposure to various cultures and business ecosystems. This global perspective has enriched my problem-solving toolkit, enabling me to adapt quickly to new environments and challenges. My experience includes overseeing cross-functional teams, managing budgets, and crafting strategies that align with broader organizational goals. This has made me very skilled at bridging the gap between technical and non-technical stakeholders, ensuring that IT initiatives are well-understood, well-executed, and deliver tangible value. If you're seeking an IT professional who understands the unique challenges and hurdles faced by businesses , let's connect to discuss how I can remove the speed bumps from your way.
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    App Development
    AI Chatbot
    Database Design
    Java
    C#
    Shopify Development
    Set Up Shopify Site
    Business Process Automation
  • $12 hourly
    I'm a mathematician with experience in statistical analysis, data classification and organization. I'm interested in the whole process of a data analysis project. Step by step from gathering and organising the data to visualising and presenting the outcome of a project.
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    Microsoft PowerPoint
    Statistical Infographic
    LaTeX
    Analytical Presentation
    Microsoft Word
    Mathematics
    Data Science
    Statistical Analysis
    R
    Microsoft Excel
    Data Analysis
    Statistics
  • $10 hourly
    I have just finished my studies and want to start a technology career as a Data Analyst.I can work fast with multiple tasks.Tableau and Power BI are my strong parts.
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    Google Analytics
    Google Ads
    Microsoft Power BI
    Tableau
  • $20 hourly
    Professional Profile ArcGIS Developer with more than 5 years of experience in large scale projects (gas pipelines, fibre networks, real estate management & valuations, tourism promotion, geolocation services, wildfire prevention, local government facilities, motorway management, e-government) in various European countries. Proficient on developing, monitoring, and maintaining geoprocessing tools creation, and business processes automation. Strong knowledge on creating and troubleshooting web user interfaces using ESRI products. Capable of building complex SQL queries and using Linux VMs (e.g schedule tasks using chrontab). Always curious about new technologies and keen on learning.
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    Microsoft Excel
    Bash
    PostgreSQL
    Linux
    Python
  • $15 hourly
    I'm experienced in querying data using T-SQL and analyzing data using formulas and pivot tables in Excel.
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    Microsoft Excel PowerPivot
    Scrum
    Microsoft Excel
    Transact-SQL
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