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Technical Tutorials for Software Engineers
Go beyond syntax with practical technical tutorials built around implementation decisions, production constraints, debugging, and maintainable engineering.
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Technical Tutorials articles
Event Loop Explained with Examples: How JavaScript Handles Asynchronous Tasks
Discover how the JavaScript event loop manages asynchronous tasks with clear examples, practical insights, and common pitfalls to avoid in production systems.
How to Create Your First Next.js Project: A Practical Guide
Learn how to create your first Next.js project with practical steps, real-world examples, and expert tips to build scalable React applications efficiently.
Build An Ai Chatbot with Next.js: A Comprehensive Guide
Learn how to build a powerful AI chatbot using Next.js with detailed steps, practical examples, and best practices for implementation, security, and operations.
Part 6 - Mastering Binary Search: Learning to Exploit Ordered Data Through the Spark Framework
Learn how to recognize Binary Search in coding interviews, including sorted arrays, boundaries, and search-on-answer problems.
Part 4 - Mastering Hashmap: Learning When Memory Is More Valuable Than Speed
Learn when HashMap helps coding interview problems, how it supports patterns, and how to justify lookup, counting, grouping, and visited-state decisions.
the Spark Interview Workbook: 100 Coding Interview Problems That Train Pattern Recognition Instead of Memorization
Practice 100 coding interview problems through the SPARK framework with signals, properties, assumptions, rejected patterns, and interviewer feedback.
Part 8 - Mastering Heaps & Priority Queues: Learning to Continuously Track the Most Important Element Through the Spark Framework
Learn how to recognize Heap and Priority Queue problems in coding interviews, including Top K, streams, scheduling, and dynamic priority.
Part 7 - Mastering Prefix Sum: Learning to Reuse Previous Work Through the Spark Framework
Learn how to recognize Prefix Sum in coding interviews, compare it with Sliding Window, and use Prefix Sum with HashMap for subarray problems.
Think Before You Code: A Framework for Recognizing Dsa Patterns During Interviews
Learn how to recognize DSA patterns in interviews using signals, properties, reasoning, assumptions, and the SPARK framework.
Part 5 - Mastering Trees: Choosing Between Dfs and Bfs Through the Spark Framework
Learn how to recognize tree problems, choose DFS or BFS, and explain traversal decisions in coding interviews using the SPARK framework.
Part 3 - Mastering Two Pointers: Learning When One Pointer Isn't Enough
Learn how to recognize Two Pointers in coding interviews using SPARK, movement rules, assumptions, traps, and interview reasoning.
Part 2 - Mastering Sliding Window: Learning to Recognize the Pattern Before Writing Code
Learn how to recognize Sliding Window in coding interviews using SPARK, signals, assumptions, traps, and interview reasoning.
How G.s.c.w. Makes You Stand Out in A Whatsapp System Design Interview
Learn how the G.S.C.W. framework helps senior engineers stand out in WhatsApp system design interviews by signaling security, scale, resilience, and observabili
the G.s.c.w. Framework: How to De-risk Any System Design Interview Component By Component
Learn the G.S.C.W. framework for system design interviews: Guard, Speed, Crash, and Watch every component for security, scale, resilience, and observability.
the Write-heavy Database Blueprint: Choosing Your Storage Engine By Real-world Use Cases
Learn how to choose databases for write-heavy systems using data shape, consistency needs, and read access patterns across Tinder, Uber, e-commerce, and content
Amadeus Senior Software Engineer Interview Questions for 8 Years Experience
Prepare for Amadeus senior software engineer interviews with 10 questions, ideal answers, and hidden evaluation signals for Java, Spring Boot, microservices, tr
Ebay Senior Software Engineer Interview Questions for 8 Years Experience
Prepare for eBay senior software engineer interviews with 10 questions, ideal answers, and hidden evaluation signals for backend API design, system design, codi
Ssl Termination for Multi-tenant Saas: Where to Decrypt Traffic Safely
Explore best practices for SSL termination in multi-tenant SaaS environments. Learn where to decrypt traffic safely, avoid common pitfalls, and ensure secure, s
Multi-tenant Traffic Routing: How to Route Requests By Tenant in Kubernetes
Learn how to route traffic by tenant in a multi-tenant Kubernetes system using domains, paths, headers, Ingress controllers, load balancers, API gateways, and t
Rate Limiting Explained: API Design, Use Cases, and Interview Scenarios
Learn where to use rate limiting in API design, common algorithms, production use cases, tradeoffs, and how to explain rate limiting in system design interviews
Building Explainable Ai Systems for Hr
Learn how to design, implement, and operate explainable AI systems tailored for HR applications. Understand frameworks, architecture, governance, and security b
Implementing Machine Learning in Talent Acquisition: A Practical Guide
Learn how to implement machine learning in talent acquisition with a detailed framework covering architecture, governance, security, operations, and measurement
Ai & Hr Technology: Transforming Human Resource Management with Artificial Intelligence
Explore how AI is revolutionizing HR technology by improving recruitment, employee engagement, performance management, and operational efficiency.