Tech interview concepts, explained
Short, focused articles on the concepts behind tech interview questions — the traps interviewers actually probe, with worked examples. See all topics we cover.
- React Class MethodsEN
React Class Methods: the this binding that breaks handlers
Understand `this` in React class methods to ace interviews and prevent bugs in production.
- User Experience OptimizationEN
User Experience Optimization: Navigating the Tension Between Urgency and Satisfaction
Mastering user experience optimization involves balancing responsiveness and smoothness in application interactions.
- UXEN
Balancing Automation and UX: Avoiding Common Pitfalls
Learn key UX considerations when automating systems to enhance user experience and avoid critical pitfalls in production.
- AutomationEN
Automation in Software Development: Avoiding Common Pitfalls
Master automation strategies to ace your technical interviews and enhance your on-the-job efficiency.
- Component DesignEN
React Component Design: composition over configuration
Master the art of using composite components in React for improved maintainability and usability.
- MongoDBEN
Indexing in MongoDB: The Key to Efficient Data Retrieval
Master indexing in MongoDB to ace interviews and optimize your applications for real-world performance.
- FullstackEN
Fullstack development: Navigating the challenges of optimistic UI updates and CI/CD
Mastering fullstack development requires understanding UI updates, CI/CD trade-offs, and deployment automation.
- RESTEN
REST APIs: Common Pitfalls and Best Practices in Real-World Applications
Master REST APIs by understanding pitfalls that lead to confusion in interviews and production failure.
- GCPEN
Navigating Google Cloud Projects: Insights for Interviews and Production
Master Google Cloud Projects to ace interviews and avoid deployment pitfalls in production.
- JavaEN
Mastering Java Exceptions: Avoiding Common Pitfalls
Navigate Java exceptions effectively to impress in interviews and prevent production issues.
- DataEN
Mastering Data Management: Navigating the Complexities of ACID, Normalization, and Indexing
Enhance your understanding of data principles to excel in interviews and real-world applications.
- devops-containersEN
Kubernetes InitContainers: The Secret Sauce for Reliable Deployments
Unlock the power of InitContainers to streamline your DevOps pipeline and avoid common pitfalls in Kubernetes.
- Kubernetes Init ContainersEN
Kubernetes Init Containers: Ensuring Order Before Action
Init containers streamline application startup by handling dependencies and preparation tasks, avoiding runtime issues in production.
- MySQLEN
Mastering MySQL Queries: Common Traps and Production-Worthy Practices
Learn to navigate MySQL intricacies to optimize queries and avoid pitfalls in interviews and on the job.
- CS FundamentalsEN
Trade-offs in Distributed Systems: Eventual vs. Strong Consistency
Understand the critical trade-offs between eventual and strong consistency in distributed systems for interviews and production.
- devops-deploymentEN
Navigating Multi-Cloud Deployments: Trade-offs and Rolling Updates in Kubernetes
Understand the nuances of multi-cloud deployments and rolling updates to excel in DevOps interviews and production environments.
- Kubernetes Rolling UpdatesEN
Kubernetes Rolling Update: Ensuring Zero Downtime in Production Deployments
Master the nuances of Kubernetes rolling updates to handle zero-downtime deployments effectively.
- Jenkins Build ExecutorsEN
Navigating Build Executors in CI/CD: Avoiding Common Pitfalls
Mastering build executors is key to effective CI/CD pipelines and avoiding costly deployment errors.