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Technology

Technology Courses Online

Programming, data science, web development, and IT courses

20 courses Certified Made for India

All Technology courses

Computer Applications for Business: Word Processing, Spreadsheets and Presentations

Beginner 40h🎁 Free Preview

Computer Applications for Business: Word Processing, Spreadsheets and Presentations

This course covers essential computer applications for business, starting with word processing and presentation software. You will learn spreadsheet concepts and business applications, including loan and lease statements, ratio analysis, and graphical data representation. The course also introduces database management systems, covering entity-relationship models, keys, and relationships.

₹499View Course →

Environmental Science and Ecology | Pollution, Biodiversity & Conservation

About Technology courses on GreyAcademy

GreyAcademy currently offers 20 technology courses, covering beginner, intermediate, advanced levels and about 830 hours of learning in total. 1 of them is free to start. Each course is taught by an instructor through short, focused lessons you can finish at your own pace, and you can pick up where you left off on any device.

Not sure where to start? Begin with Computer Applications for Business: Word Processing, Spreadsheets and Presentations, then move on to Environmental Science and Ecology | Pollution, Biodiversity & Conservation once you are comfortable with the basics. Check each course page for the full syllabus, the instructor's background and what you will be able to do by the end.

Looking for something different? You can browse every category, compare course pricing, or follow a step-by-step learning roadmap to plan your next few months.

Why learn Technology with GreyAcademy?

Industry-relevant curriculum, hands-on projects, lifetime access, and certificates that get you noticed.

Explore all categories View pricing

Beginner 50h🎁 Free Preview

Environmental Science and Ecology | Pollution, Biodiversity & Conservation

This course provides a comprehensive introduction to environmental studies, covering the multidisciplinary nature of the field, natural resources, ecosystems, biodiversity and its conservation, environmental pollution, and social issues related to the environment. Students will explore key concepts such as sustainable development, pollution control measures, and conservation strategies. The course includes case studies and practical examples to illustrate real-world environmental challenges and

₹999View Course →

Probability and Statistics for Beginners | Complete Engineering Course

Intermediate 45h

Probability and Statistics for Beginners | Complete Engineering Course

This course covers the mathematical foundations most widely used in engineering: random variables, probability distributions, correlation and regression, sampling, and hypothesis testing for both large and small samples. Students learn to model uncertainty, analyze data, and draw valid inferences using modern statistical techniques.

₹499View Course →

Database Management Systems (DBMS)

Intermediate 40h🎁 Free Preview

Database Management Systems (DBMS)

This course covers the core concepts of database management systems, from fundamental data models and the relational model to SQL and advanced query techniques. Students will learn database design, transaction management, concurrency control, and how to write complex SQL queries using joins, views, and set operations. The course includes practical examples and review questions to reinforce learning.

₹499View Course →

Operating Systems Tutorial for Beginners

Advanced 24h🎁 Free Preview

Operating Systems Tutorial for Beginners

This course provides a comprehensive tour of operating system design, from batch and monolithic kernels through process scheduling, memory management, paging and virtual memory, I/O hardware and buffering, file systems and protection. It also examines real-world case studies including Unix and Windows NT, covering access control, mutual suspicion, and NTFS internals. Students gain the conceptual foundation needed to understand how modern OSes manage hardware, processes, and security.

₹499View Course →

Discrete Mathematics for Beginners | Complete Course

Intermediate 60h

Discrete Mathematics for Beginners | Complete Course

Master the foundations of discrete mathematics, covering mathematical logic, relations, functions, algebraic structures, and graph theory. Learn to construct proofs, analyze relations, and apply graph representations to solve computational problems. This course is essential for computer science students seeking a rigorous mathematical background.

₹499View Course →

Mathematical Logic for Beginners | Complete Study Course

Intermediate 120h🎁 Free Preview

Mathematical Logic for Beginners | Complete Study Course

This course provides a guided tour of mathematical logic, covering first-order logic, model theory, computability, incompleteness, set theory, intuitionistic logic, proof theory, and modal logics. Based on Peter Smith's Study Guide, it helps you navigate the best textbooks and resources for each topic. You'll gain a deep understanding of key concepts and be equipped to pursue further study in logic.

₹499View Course →

Digital Electronics Tutorial for Beginners

Beginner 20h🎁 Free Preview

Digital Electronics Tutorial for Beginners

This course covers the fundamentals of digital electronics, focusing on number systems, binary codes, and digital arithmetic. Students will learn about decimal, binary, octal, and hexadecimal systems, conversions, signed number representations, floating-point standards, and various binary codes including BCD, Gray, ASCII, and Unicode. Error detection and correction codes are also explored.

₹499View Course →

Computer Fundamentals Course for Beginners | Hardware, Memory & I/O

Beginner 20h🎁 Free Preview

Computer Fundamentals Course for Beginners | Hardware, Memory & I/O

This course provides a foundational understanding of computer systems, covering the history and generations of computers, hardware components including CPU and memory, and input/output devices. Students will learn how computers process data, the role of different memory types, and how peripherals interact with the system. Ideal for beginners seeking a comprehensive overview of computer fundamentals.

₹699View Course →

Cloud Computing and Big Data Fundamentals

Cloud Computing and Big Data Fundamentals

This course provides a comprehensive introduction to cloud computing and big data. You will learn cloud concepts, service models (IaaS, PaaS, SaaS), deployment models, storage, security, and business models. It also covers big data fundamentals, including characteristics, benefits, and traditional vs. big data approaches. Ideal for beginners seeking foundational knowledge in modern computing technologies.

FreeView Course →

Cyber Security Fundamentals: Protect Indian Networks & Data

Intermediate 15h🎁 Free Preview

Cyber Security Fundamentals: Protect Indian Networks & Data

This course is designed for third-year B.Tech IT students who want to understand real-world cyber threats and how to defend against them. You'll learn through Indian case studies like the Maharashtra Government website hack and Indian bank frauds, and master the CIA triad, cyber forensics, and privacy laws. After completing this course, you'll be able to identify vulnerabilities, conduct basic forensic investigations, and apply security policies in Indian organizations. Unlike generic courses, we focus on Indian cyber regulations (IT Act, NSCP) and practical scenarios from Indian companies like Razorpay and Flipkart.

₹499View Course →

Applied Generative AI for Beginners: Build Real-World Tools with ChatGPT & Diffusion Models

Beginner 15h🎁 Free Preview

Applied Generative AI for Beginners: Build Real-World Tools with ChatGPT & Diffusion Models

This course is for Indian beginners who want to move beyond just using ChatGPT and actually understand how generative AI works under the hood. You'll learn the core concepts of large language models and diffusion models through practical, hands-on projects like building a customer support chatbot for a Zomato-like scenario and generating product images for a D2C brand. Unlike theoretical courses, we focus on what you can build and deploy today — using free tools and APIs. By the end, you'll be able to create your own AI-powered tools, understand prompts deeply, and confidently discuss generative AI in interviews.

₹4,999View Course →

AWS Certified Solutions Architect Associate: Design Real-World Architectures

Intermediate 12h🎁 Free Preview

AWS Certified Solutions Architect Associate: Design Real-World Architectures

This course is your complete preparation for the SAA-C03 exam, designed for Indian IT professionals who want to master AWS architecture design. You'll learn to build secure, resilient, high-performing, and cost-optimized cloud solutions using real-life scenarios from Indian startups and enterprises like Razorpay, Flipkart, and Zerodha. Each chapter ends with a practical task you can apply today—like designing a multi-tier VPC for a Bengaluru-based SaaS company. With 20 focused chapters, hands-on exercises, and exam-style quizzes, you'll gain the confidence to pass the exam and architect production-grade AWS solutions.

₹3,999View Course →

SQL Fundamentals: Query, Maintain, and Define Databases from Scratch

Beginner 12h🎁 Free Preview

SQL Fundamentals: Query, Maintain, and Define Databases from Scratch

This course is for absolute beginners who want to master SQL — the language of data. Whether you're a student in Bengaluru, a data analyst in Pune, or a developer at a startup, you'll learn to query databases like a pro. Through real Indian scenarios (e.g., retrieving orders for a Swiggy clone, updating customer data for a Zomato-like app, deleting obsolete records for a Razorpay dashboard), you'll gain hands-on skills. By the end, you'll be able to write complex SELECT queries, insert/update/delete data safely, and create tables with constraints. No prior database knowledge needed. All examples use Indian names, ₹ amounts, and familiar companies.

₹1,699View Course →

Master Full-Stack Web Development: React & Node.js from Scratch

Beginner 12h🎁 Free Preview

Master Full-Stack Web Development: React & Node.js from Scratch

This course is designed for college students, aspiring software engineers, and IT professionals who want to build complete web applications like a pro. You'll learn front-end with HTML, CSS, JavaScript, and React, then dive into back-end with Node.js, Express, and MongoDB. By the end, you'll deploy a full-stack app to the cloud using Vercel and Render. Unlike generic courses, we use Indian examples — building a Zomato-style restaurant listing, a Swiggy cart, and a Razorpay checkout flow. All code is explained in Hinglish, with real-world bugs and fixes. No fluff, just practical skills you can use from day one.

₹499View Course →

AI Engineer Course: Complete LLM & AI Agents Mastery

Intermediate 35h

AI Engineer Course: Complete LLM & AI Agents Mastery

Become an AI Engineer in 2026! This comprehensive course covers everything from LLM fundamentals to building autonomous AI agents. Learn LangChain, LlamaIndex, RAG systems, vector databases, prompt engineering, and deploy real-world AI applications. Perfect for developers who want to master the hottest tech skill of 2026.

₹499View Course →

100 Days of Code: The Complete Python Pro Bootcamp

100 Days of Code: The Complete Python Pro Bootcamp

Become a Python programmer and learn one of employer's most requested skills of 2026! This is the most comprehensive, yet straight-forward, course for the Python programming language. We take you from beginner to professional. Whether you want to build websites, analyze data, create games, automate tasks, or become an AI/ML engineer - this course will teach you Python from scratch.

₹449View Course →

Data Science & Machine Learning Masterclass 2026

Intermediate 80h

Data Science & Machine Learning Masterclass 2026

Master data science and machine learning from beginner to advanced! Learn Python, NumPy, Pandas, Scikit-learn, TensorFlow, deep learning, NLP, computer vision, and deploy ML models. Complete 15+ real-world projects with actual datasets, build your portfolio, and launch your data science career.

₹699View Course →

Flutter & Dart Complete Course - Build iOS & Android Apps

Flutter & Dart Complete Course - Build iOS & Android Apps

Master Flutter and Dart to build beautiful native apps for iOS and Android from a single codebase! Learn widgets, state management, Firebase, REST APIs, animations, and publish apps to App Store and Google Play. Build 10+ real-world apps and become a mobile app developer.

₹599View Course →

The Complete JavaScript Course 2026: Build Real Projects!

The Complete JavaScript Course 2026: Build Real Projects!

The complete JavaScript course that takes you from zero to an advanced developer. Build 25+ real-world projects including a budgeting app, restaurant finder, e-commerce site, and more. Learn modern JavaScript (ES6, ES7, ES8), asynchronous JavaScript, OOP, and how to build professional web applications. This is the only JavaScript course you'll ever need!

₹449View Course →