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Development

Development

Learn programming, web development, mobile apps, and software engineering.

6612 Courses•100% Free

Showing 1-12 of 6612 courses

The Complete JavaScript Course: From Zero to Expert
Development
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The Complete JavaScript Course: From Zero to Expert

Udemy Instructor

Are you ready to dive into the fascinating world of web development, where you can bring your ideas to life and create dynamic, interactive websites and applications? Welcome to "The Complete JavaScript Course: From Zero to Expert," your comprehensive guide to mastering JavaScript, the programming language that fuels the modern web.JavaScript is the backbone of web development, and in this course, we'll take you from a complete beginner with no prior coding experience to a JavaScript expert who can build sophisticated web applications with ease. Whether you're an aspiring developer, an entrepreneur looking to build your own website, or a professional seeking to enhance your programming skills, this course is your key to unlocking the full potential of JavaScript.Key Learning Objectives:JavaScript Fundamentals: Start from scratch, understanding the core concepts, syntax, and data types of JavaScript.Control Structures: Dive into conditional statements and loops, enabling you to control the flow of your programs.Functions: Master the art of creating and using functions to structure your code and solve complex problems.Object-Oriented Programming: Understand object-oriented principles and how to create, use, and manipulate objects in JavaScript.Document Object Model (DOM): Explore how to interact with HTML and CSS to create dynamic and responsive web pages.Asynchronous JavaScript: Learn how to work with asynchronous operations, including promises, async/await, and AJAX for powerful, responsive web applications.ES6 and Modern JavaScript: Embrace the latest JavaScript features, including arrow functions, classes, and modules, ensuring your code is cutting-edge.Practical Projects: Apply your skills to real-world projects, from interactive web pages to simple web applications.Why Choose This Course?Comprehensive Curriculum: This course is structured to take you from a JavaScript novice to an expert, ensuring you have a deep understanding of the language.Hands-On Learning: Practice your skills with coding exercises, quizzes, and projects that simulate real-world web development scenarios.Expert Instruction: Benefit from the guidance of experienced instructors who are passionate about teaching JavaScript and helping you succeed.Lifetime Access: Enroll once and enjoy lifetime access to the course materials, keeping your skills up-to-date with the latest JavaScript advancements.Versatile Language: Whether you're interested in web development, app development, or server-side scripting, JavaScript is an essential skill to have in your toolkit.Are you ready to unlock the potential of JavaScript and pave the way for a successful career in web development? Enroll today in "The Complete JavaScript Course: From Zero to Expert" and become a proficient JavaScript developer. Don't miss this opportunity to master one of the most influential programming languages in the world. Your journey to JavaScript expertise begins here!

4.1•12.9K•Self-paced
FREE$97.99
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The Complete MySQL Bootcamp: Go from Beginner to Expert
Development
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The Complete MySQL Bootcamp: Go from Beginner to Expert

Udemy Instructor

Are you ready to unlock the power of databases and elevate your data management and analysis skills to expert level? In this comprehensive course, you will learn everything you need to know to become an expert in MySQL, one of the most popular and widely used open-source relational database management systems (RDBMS) in the world. Whether you're a complete beginner or an experienced developer looking to expand your skillset, this course will take you from the basics of SQL to advanced MySQL concepts and techniques.What you'll learn:Learn how to set up MySQL databases, create and manage tables, and insert, update, and delete data.Understand the fundamentals of SQL, including SELECT, INSERT, UPDATE, and DELETE statements, as well as advanced concepts like JOINs, subqueries, and aggregation functions.Learn how to write efficient and performant SQL queries to get the most out of your MySQL databases.Learn how to model real-world data using MySQL and understand the principles of normalization to create efficient and scalable databases.Apply your MySQL skills to build practical projects, including an Instagram database clone and a web application with a MySQL backend.Who should take this course?Beginners with no prior SQL or MySQL experienceDevelopers who want to expand their skillsetData analysts and aspiring data scientistsAnyone interested in a career in data managementLifetime AccessDon't miss this opportunity to unlock the potential of MySQL and become an expert in the world of database management. Enroll today in The Complete MySQL Bootcamp: Go from Beginner to Expert and embark on your journey to mastering this essential tool. Your path to MySQL expertise starts now!Enroll in this course today and start your journey to becoming a MySQL expert!

0.0•13.1K•Self-paced
FREE$100.99
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Python for Data Science Pro: The Complete Mastery Course
Development
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Python for Data Science Pro: The Complete Mastery Course

Udemy Instructor

Elevate your data science skills to a professional level with "Python for Data Science Pro: The Complete Mastery Course." This comprehensive course is designed for individuals who want to master Python for data analysis, machine learning, and data visualization, ensuring you are fully equipped to tackle complex data challenges in any industry.Starting with the fundamentals of Python, you’ll quickly progress to advanced topics, including data manipulation with Pandas, statistical analysis, and machine learning with scikit-learn. You’ll also explore powerful data visualization tools like Matplotlib and Seaborn, enabling you to present data insights clearly and effectively. The course is packed with hands-on projects and real-world datasets, providing you with practical experience that mirrors the demands of the data science field.By the end of this course, you’ll have the expertise to analyze, visualize, and model data using Python, making you a highly sought-after data science professional.What You'll Learn:Python Basics for Data Science: Get up to speed with Python programming, including syntax, data structures, and essential libraries.Data Manipulation with Pandas: Learn to clean, manipulate, and analyze large datasets efficiently.Statistical Analysis: Master statistical methods and techniques to uncover insights from data.Machine Learning with scikit-learn: Build and evaluate machine learning models to predict outcomes and uncover patterns.Data Visualization: Create impactful visualizations using Matplotlib and Seaborn to communicate data insights effectively.Best Practices: Learn industry-standard practices for writing clean, efficient, and reproducible Python code.Who This Course is For:Aspiring data scientists who want to master Python for data science.Python developers looking to specialize in data analysis and machine learning.Data analysts eager to upgrade their skills with advanced data science techniques.Professionals in any industry who want to leverage data science for decision-making and problem-solving.By enrolling in this course, you’ll gain a complete mastery of Python for data science, from data manipulation to machine learning. This course is your pathway to becoming a proficient data scientist, capable of extracting valuable insights from data and driving impactful decisions in any organization. Start your journey to data science excellence today!

0.0•6.8K•Self-paced
FREE$101.99
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Salesforce Fundamentals : A Complete Guide for Beginners
Development
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Salesforce Fundamentals : A Complete Guide for Beginners

Udemy Instructor

Learn the basics of Salesforce and start your journey to becoming a Salesforce professional.Welcome to "Salesforce Fundamentals: A Complete Guide for Beginners," your comprehensive pathway to understanding and mastering the foundational aspects of Salesforce, the world's leading customer relationship management (CRM) platform. This course is designed for beginners who aim to grasp the fundamental concepts and functionalities of Salesforce.Salesforce is a powerful cloud-based platform that revolutionizes how businesses manage customer relationships, streamline processes, and drive growth. Whether you're an aspiring Salesforce administrator, consultant, or someone eager to understand CRM principles, this course is your gateway to unlocking the potential of Salesforce.This course include-Types of ServicesCloud ServicesDeveloper AccountAppsObject & TabsFieldsFormula FieldsPage LayoutsCustom Page LayoutsRecord TypesValidation RulesProfilesPermission SetRolesData ManagementClassic Email TemplatesWorkflowsApproval ProcessesEnroll once and enjoy lifetime access to the course materials, allowing you to learn at your own pace and revisit concepts whenever needed. This course covers the essential aspects of Salesforce, providing a solid foundation for beginners to build upon. Enroll now in "Salesforce Fundamentals: A Complete Guide for Beginners" and embark on your journey to understanding Salesforce's core principles and functionalities. Don't miss this opportunity to grasp the essentials of Salesforce and lay the groundwork for a rewarding career in the dynamic realm of customer relationship management!

0.0•9.3K•Self-paced
FREE$102.99
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AI Security, Governance & Compliance
Development
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AI Security, Governance & Compliance

Udemy Instructor

“This course contains the use of artificial intelligence”AI systems are no longer experimental tools — they are production systems making real decisions at scale. As organizations deploy Generative AI, LLMs, RAG pipelines, and autonomous agents, the biggest challenges are no longer accuracy or performance, but security, governance, privacy, and regulatory compliance.This course is a practical, enterprise-focused guide to building secure, compliant, and trustworthy AI systems that can operate safely in real-world environments. You’ll learn why AI security is fundamentally different from traditional application security, how AI systems fail in production, and what organizations must do to manage risk, accountability, and oversight across the AI lifecycle.Rather than abstract ethics or policy theory, this course focuses on how AI is actually governed inside enterprises today. You’ll understand AI threat modeling, prompt injection and data leakage risks, guardrails and safety layers, and how to design human-in-the-loop controls that scale. The course also demystifies AI governance frameworks, showing how teams define ownership, approvals, documentation, and decision rights without slowing innovation.You’ll gain a clear understanding of the global AI regulatory landscape, including EU AI Act principles, US governance approaches, and industry standards, and learn how these translate into real controls, audits, and evidence. Privacy, consent, data retention, and cross-border data handling are addressed from a practical, audit-ready perspective — not legal jargon.Through realistic enterprise case studies and hands-on design exercises, you’ll learn how to secure internal AI assistants, customer-facing GenAI applications, and autonomous operational agents, including how to handle failures, design kill-switches, and implement safe rollback strategies.By the end of this course, you’ll be able to design AI systems that pass audits, survive incidents, and earn trust — and confidently speak the language of AI security, governance, and compliance in technical, product, and leadership settings.

4.7•4.4K•Self-paced
FREE$89.99
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Python for Thinkers – Concepts, Logic, and Real-World Apps
IT & Software
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Python for Thinkers – Concepts, Logic, and Real-World Apps

Udemy Instructor

“This course contains the use of artificial intelligence”Python for Thinkers – Concepts, Logic, and Real-World Applications is a beginner-friendly, theory-first course designed for people who want to understand Python without learning how to code. This course is built specifically for non-technical professionals, leaders, and learners who interact with technology, data, automation, or AI—but don’t want to become programmers.Unlike traditional Python courses that focus on syntax, tools, and writing code, this course focuses on how Python-powered systems think. You’ll learn the mental models of programming, how logic flows through systems, how decisions and automation work, and why Python has become the backbone of modern technology—from data analytics and AI systems to automation, web applications, and enterprise workflows.Throughout the course, you’ll develop Python literacy, not Python fluency. That means learning how to reason about programs, understand inputs, logic, outputs, recognize data structures conceptually, and follow the order of execution—all without opening a code editor. You’ll gain the ability to read and interpret Python code at a high level, identify what a system is doing, and ask better technical questions with confidence.This course also explains where Python fits in the modern tech stack, comparing it conceptually to tools like Excel, SQL, and traditional programming languages. You’ll explore Python’s real-world role in automation, data pipelines, AI and machine learning, web backends, APIs, and agent-based systems—with a strong emphasis on practical understanding rather than implementation.A key focus of the course is helping learners translate business problems into logical systems. You’ll learn how to turn vague goals into clear rules, understand edge cases and hidden risks, interpret errors as signals, and recognize why systems fail at scale. These skills are critical for anyone working in product, operations, analytics, leadership, or strategy.By the end of the course, you won’t just “know about Python.” You’ll have a durable systems-thinking mindset that applies far beyond any single language. You’ll understand why Python is a gateway skill, how it shapes the AI era, and how to collaborate effectively with developers without needing to write code yourself.This course is ideal if you want to:Build confidence around technologyUnderstand Python concepts, programming logic, and automation systemsMake better decisions involving AI, data, and softwareCommunicate clearly with technical teamsBecome code-confident without codingPython for Thinkers is not about becoming a developer. It’s about becoming someone who can think clearly in a software-driven world.

4.1•4.3K•Self-paced
FREE$91.99
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14 Days to Building AI Systems & Agents
Development
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14 Days to Building AI Systems & Agents

Udemy Instructor

“This course contains the use of artificial intelligence”14 Days to Building AI Systems & Agents is a hands-on, implementation-focused program designed to teach you how to build real, production-ready AI applications from the ground up. This is not a theory-heavy course. It is a practical, structured journey into AI system architecture, LLM integration, AI agents, and automation workflows.Over 14 days, you will move beyond simple prompt experimentation and learn how modern AI development actually works. You will design full-stack AI systems that combine frontend interfaces, backend APIs, multi-turn memory, tool execution, and validation guardrails. Instead of building isolated scripts, you will build cohesive AI products.The course begins with core foundations: understanding how AI systems, machine learning models, and large language models (LLMs) fit together. You will learn how to work with LLM APIs, manage tokens and temperature, and implement structured prompts that produce reliable outputs. From there, you will progress into building stateful systems with persistent memory, enabling your AI applications to handle multi-turn conversations and maintain context.As the course advances, you will implement structured JSON outputs, enforce schema validation, and apply AI safety guardrails to make your systems dependable. You will also build practical AI agents that can execute tools, interact with files, and perform multi-step reasoning. These agents will not just respond—they will act.You will then learn how to design and implement automation workflows, chaining multiple AI steps into deterministic pipelines. By combining reasoning, tools, and validation, you will create end-to-end AI workflows capable of solving real operational tasks.Deployment is a core focus. You will package your system, configure environment variables securely, and deploy your AI application to the cloud. You will learn how to move from a local prototype to a live, shareable product.Finally, you will transform your capstone into a portfolio-ready AI project. You will write professional documentation, create architecture diagrams, record a demo, and polish your GitHub repository. By the end of the course, you will have a complete AI product demonstrating skills in AI system design, agent architecture, workflow automation, API integration, and cloud deployment.This course is ideal for developers, product builders, and technical professionals who want practical experience building modern AI systems. No advanced math is required. You only need basic Python knowledge and a willingness to build.If you want to go beyond prompts and learn how to engineer real AI-powered applications, integrate AI agents, and deploy reliable AI workflows, this 14-day program gives you the structure, clarity, and hands-on experience to do exactly that.Build. Integrate. Deploy. Ship real AI systems.

4.4•4.4K•Self-paced
FREE$100.99
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ArcGIS Pro vs QGIS Level 1: Fundamental
IT & Software
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ArcGIS Pro vs QGIS Level 1: Fundamental

MD SHAHRIAR ALAM

If You Want to Learn Both ArcGIS Pro and QGIS to Choose A Suitable Software for Your Particular GIS Task, Then Enroll.

3.9•531•Self-paced
FREE$84.99
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IA Generativa & LLM Hacking. Ciberseguridad con Claude.
IT & Software
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IA Generativa & LLM Hacking. Ciberseguridad con Claude.

Udemy Instructor

Descubre el fascinante mundo de la ciberseguridad impulsada por la inteligencia artificial sin necesidad de conocimientos previos. Este curso revolucionario te lleva de cero a experto en el uso de la IA Generativa Claude para fortalecer tu arsenal de ciberseguridad. Aprenderás cómo aplicar técnicas avanzadas de Prompt Engineering al pentesting, automatizar tareas críticas y desarrollar asistentes de IA diseñados específicamente para diferentes áreas de la ciberseguridad.Con ejemplos prácticos, simulaciones y un enfoque centrado en aplicaciones reales, este curso te ayudará a dominar herramientas y metodologías esenciales para proteger sistemas y datos, mientras aprovechas al máximo la capacidad de los modelos de lenguaje avanzado.¿Qué incluye el curso?Acceso exclusivo al libro de 1000 Prompts de Hacking, una guía esencial para explorar todo el potencial de Claude en ciberseguridad.Métodos prácticos para aplicar la IA generativa a cada fase del pentesting, desde la planificación hasta la ejecución.Técnicas avanzadas de phishing e ingeniería social impulsadas por IA.Simulaciones de análisis SOC con IA para monitorear, analizar y responder a amenazas.Entrenamiento en simulaciones de entrevistas laborales en ciberseguridad utilizando IA generativa.Estrategias para diseñar y personalizar asistentes de IA que automatizan y optimizan tareas específicas en ciberseguridad.Objetivos de aprendizaje:Comprender y aplicar las capacidades de la IA Generativa Claude en el ámbito de la ciberseguridad.Dominar el Prompt Engineering como herramienta clave en pentesting y hacking ético.Incorporar la IA generativa en todas las fases del pentesting, desde la identificación de vulnerabilidades hasta la mitigación.Crear estrategias efectivas de phishing e ingeniería social utilizando IA generativa.Desarrollar habilidades prácticas para el análisis SOC asistido por IA.Diseñar y personalizar asistentes de IA que faciliten y optimicen tareas específicas.Prepararse para roles en ciberseguridad con simulaciones de entrevistas laborales impulsadas por IA.LLM Pentesting¿A quién está dirigido?Profesionales y estudiantes interesados en ciberseguridad, con o sin experiencia previa.Analistas SOC, pentesters, y desarrolladores que desean integrar IA generativa en su flujo de trabajo.Aspirantes a roles en ciberseguridad que buscan una ventaja competitiva en el mercado laboral.¡Empieza ahora y conviértete en un pionero en la intersección de IA generativa y ciberseguridad!

4.5•694•Self-paced
FREE$108.99
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Microsoft Azure Fundamentals (AZ-900): Practice Exams
IT & Software
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Microsoft Azure Fundamentals (AZ-900): Practice Exams

Udemy Instructor

The shift to the cloud is the most significant technological transformation of our generation. Whether you are a developer, a project manager, or an IT administrator, understanding how the cloud works is no longer optional. Welcome to the Microsoft Azure Fundamentals (AZ-900) practice assessments! Earning this official Microsoft certification proves to employers that you understand the core mechanics of the world's leading enterprise cloud platform. This comprehensive practice test course provides you with 200 expertly crafted, highly unique practice questions designed to simulate the exact difficulty of the official AZ-900 exam.Across these four rigorous practice exams, you will be tested on real-world cloud architecture scenarios. You will evaluate how to design highly available applications using Availability Zones, how to lock down enterprise networks using VPN Gateways and ExpressRoute, and how to manage identity access via Microsoft Entra ID. The questions push you to evaluate technical and financial trade-offs: Why is an OpEx (Operational Expenditure) model often better than a CapEx model? When should you use Azure Blob Storage versus Azure File Storage? How do you prevent accidental deletion of critical cloud resources?Every single question in this course is unique and includes a detailed explanation of the "why" behind the correct Azure service. By reviewing these explanations, you will learn the official Microsoft Cloud Adoption Framework methodologies. If you are preparing for your AZ-900 certification, shifting your career toward IT infrastructure, or simply want to understand what the "cloud" actually is, this is your ultimate testing ground. Enroll today and start your cloud journey!Course locale: English (US) Course instructional level: Beginner Level Course category: IT & Software Course subcategory: IT Certifications

0.0•299•Self-paced
FREE$89.99
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QA Automation Testing: Selenium, Cypress & API Exams
IT & Software
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QA Automation Testing: Selenium, Cypress & API Exams

Udemy Instructor

Writing software is only half the battle; ensuring that software doesn't break when a million users try to access it is the true test of engineering. Welcome to the QA Automation Testing practice assessments! In today's agile development environments, manual testing is too slow. Companies rely on automated scripts to verify UI functionality, API security, and database integrity. This comprehensive practice test course provides you with 200 expertly crafted, highly unique practice questions designed to simulate the rigorous challenges faced by lead QA Automation Engineers.Across these four rigorous practice exams, you will be thrown into high-stakes testing scenarios. You will test your ability to validate critical workflows for fintech startups, write cross-browser automated scripts for banking applications, and verify API endpoints for enterprise job portals. The questions push you to evaluate complex technical trade-offs: Why is an explicit wait always better than a hardcoded static sleep? When should you use Cypress instead of Selenium? How do you effectively test asynchronous web page loads without false negatives?Every single question in this course is unique and includes a detailed explanation of the "why" behind the correct testing methodology. By reviewing these explanations, you will learn industry-standard best practices for creating stable, brittle-free test architectures that seamlessly integrate into CI/CD pipelines. If you are preparing for a QA technical interview or want to eradicate bugs from your company's production environment, this is your ultimate testing ground. Enroll today and automate your QA success!Course locale: English (US) Course instructional level: Intermediate Level Course category: IT & Software Course subcategory: Software Testing

0.0•339•Self-paced
FREE$93.99
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Azure Data Engineer (DP-203): Certification Exams
IT & Software
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Azure Data Engineer (DP-203): Certification Exams

Udemy Instructor

Before a machine learning model can predict customer behavior, and before a Tableau dashboard can display revenue growth, the data must be securely extracted, transformed, and loaded. Welcome to the Azure Data Engineer (DP-203) practice assessments! In the modern business analytics ecosystem, Data Engineers are the vital bridge between raw data and actionable intelligence. This comprehensive practice test course provides you with 200 expertly crafted, highly unique practice questions designed to simulate the exact technical depth of the official Microsoft certification exam.Across these four rigorous practice exams, you will be challenged with massive-scale data architecture scenarios. You will test your ability to orchestrate daily ETL workflows for predictive analytics datasets, migrate historical recruitment records to cloud data warehouses, and process unstructured log files at scale. The questions push you to evaluate complex engineering trade-offs: When should you use a Dedicated SQL Pool versus a Serverless SQL Pool in Synapse? How do you choose between Hash, Range, and Round-robin data partitioning? When is Azure Stream Analytics superior to a batch processing job?Every single question in this course is unique and includes a detailed explanation of the "why" behind the correct Azure architecture. By reviewing these explanations, you will learn industry-standard methodologies for handling Slowly Changing Dimensions (SCD) and ensuring high-throughput distributed computing. If you are preparing for your DP-203 certification or transitioning into a senior data engineering role, this is your ultimate testing ground. Enroll today and start building the pipeline!Course locale: English (US) Course instructional level: Advanced Level Course category: IT & Software Course subcategory: IT Certifications

0.0•335•Self-paced
FREE$93.99
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