Software & AI Engineering

From core fundamentals and algorithms to autonomous AI systems

🖥️

Operating Systems

How one machine runs thousands of programs at once: system calls, processes and threads, scheduling, virtual memory, locks and deadlock, file systems, I/O and containers.

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OS Crash Course Animated tour of syscalls, processes, CPU scheduling, paging, race conditions, deadlock, file systems & interrupts
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OS Detailed Course 40 sections covering fork/exec, CFS & NUMA, page tables & the TLB, allocators, journalling, SSDs, seccomp & Linux performance debugging
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🌐

Networking Concepts

Core protocols and architecture covering OSI & TCP/IP layers, routing, DNS, sockets, HTTP/3, and network security.

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Networking Crash Course Fast-paced guide covering TCP/IP stack, DNS lookup, HTTP/HTTPS, TLS, load balancing & socket fundamentals
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Networking Detailed Course In-depth study of routing algorithms, TCP congestion control, QUIC, BGP & Linux sysctl tuning
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⌨️

Programming Languages

Comprehensive study guides covering language syntax, data structures, OOP, closures, asynchronous runtimes, memory models, and execution internals.

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Python Crash Course Fast-paced guide covering language syntax, collections, functions & core patterns
→ JS
JavaScript Crash Course Fast-paced guide covering modern ES6+, closures, promises, async/await & DOM patterns
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🧩

DSA

Visual explanations, real-world mental models, algorithmic paradigms, complexity analysis, and interview problem solutions.

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DSA Crash Course Visual crash course with real-world analogies, animated diagrams, and Python/JS code
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DSA Detailed Course Comprehensive study of trees, graphs, heaps, dynamic programming & sorting algorithms
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🌿

Git

Version Control

Distributed version control workflows: staging, branching & merging strategies, interactive rebasing, merge conflicts, and team collaboration.

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Git Crash Course Fast-paced guide covering staging, commits, branches, cherry-picking & remote workflows
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Git Detailed Course In-depth study of Git DAG object store, trees, blobs, commits, reflog, interactive rebase & bisect
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🚀

DevOps

Developer View

Developer-centric containerization and deployment workflows: Docker packaging, Kubernetes app runtime, CI/CD pipelines, 12-factor config, and app observability.

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Docker & Containerization Multi-stage builds, cache optimization, dev-prod parity & multi-service Docker Compose
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Kubernetes for Developers Pods, Deployments, Services, ConfigMaps, Secrets, Ingress, health probes & kubectl debugging
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☁️

AWS

Cloud

Developer-centric cloud engineering: EC2, ECS & EKS containers, serverless Lambda, S3, DynamoDB single-table design, VPC subnets & Well-Architected systems.

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AWS Crash Course Fast-paced guide covering EC2, ECS & EKS container orchestration, S3, Lambda serverless, IAM, VPC & CloudWatch
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AWS Detailed Course In-depth study of AWS Well-Architected Framework, ECS Fargate, DynamoDB single-table design, EventBridge & CDK
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🤖

AI Projects

Hands-on AI applications, LLM orchestration, RAG pipelines, autonomous agents, and interview evaluation tools.

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AI Playground Multi-model prompt playground, summarizer, joke generator, and LLM arena
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InterviewIQ Autonomous ReAct tool-calling mock-interview coach with real-time STAR evaluation
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