Crack Senior Java Backend Interviews in 60 Days with Zuber
Crack Senior Java Backend Interviews in 60 Days
About this product
60 Days. 60 Detailed PDFs.
One structured path to becoming interview-ready.
CURRICULUM
PHASE 1 — CORE JAVA & SPRING BOOT
Days 1–10
Day 1 — Core Java Fundamentals
Day 2 — Java 8: Streams, Lambdas & Optionals
Day 3 — Java 11–17 Features
Day 4 — Multithreading & Concurrency
Day 5 — Collections Deep Dive
Day 6 — Spring Boot Fundamentals
Day 7 — Microservices Architecture
Day 8 — Kafka Fundamentals
Day 9 — AWS & Terraform Basics
Day 10 — SQL & JPA
PHASE 2 — MICROSERVICES PATTERNS
Days 11–15
Day 11 — Advanced Collections
Day 12 — Design Patterns
Day 13 — System Design Fundamentals
Day 14 — Microservices Patterns: Saga, CQRS & Outbox
Day 15 — Phase 2 Review
PHASE 3 — SPRING BOOT INTERNALS & SECURITY
Days 16–20
Day 16 — Spring Boot Internals & Lifecycle
Day 17 — Testing: Testcontainers, WireMock & Test Slices
Day 18 — REST API Design & Best Practices
Day 19 — Security: JWT, OAuth2 & OWASP
Day 20 — Phase 3 Review
PHASE 4 — SQL & DSA
Days 21–30
Day 21 — Advanced Kafka
Day 22 — Advanced AWS
Day 23 — Advanced SQL: Window Functions, CTEs & EXPLAIN
Day 24 — DSA: Arrays & Strings
Day 25 — DSA: Linked Lists, Stacks & Queues
Day 26 — DSA: Trees & BST
Day 27 — DSA: Graphs, BFS & DFS
Day 28 — DSA: Dynamic Programming
Day 29 — DSA: Sorting & Binary Search
Day 30 — Mock Coding Round
PHASE 5 — INFRASTRUCTURE & SYSTEM DESIGN
Days 31–40
Day 31 — Terraform Deep Dive
Day 32 — Docker & Kubernetes
Day 33 — System Design: URL Shortener
Day 34 — System Design: Notification Service
Day 35 — System Design: Rate Limiter
Day 36 — System Design: Payment Processing System
Day 37 — System Design: Event-Driven Order Management
Day 38 — System Design: Search Autocomplete
Day 39 — System Design: Distributed Cache
Day 40 — Phase 5 Review
PHASE 6 — ADVANCED BACKEND ENGINEERING
Days 41–50
Day 41 — Concurrency Deep Dive
Day 42 — JVM Internals
Day 43 — Microservices Observability: OpenTelemetry
Day 44 — API Gateway Patterns: Spring Cloud Gateway
Day 45 — gRPC & Protocol Buffers
Day 46 — WebFlux & Reactive Programming
Day 47 — Performance Tuning
Day 48 — PostgreSQL Internals
Day 49 — Resilience Patterns: Resilience4j
Day 50 — Phase 6 Review
PHASE 7 — INTERVIEW SIMULATION & FINAL PREPARATION
Days 51–60
Day 51 — Full Mock Interview: Coding & System Design
Day 52 — Full Mock Interview: Core Java & Spring Boot
Day 53 — Full Mock Interview: Kafka, AWS & Security
Day 54 — Full Mock Interview: System Design
Day 55 — Resume & Experience Narratives
Day 56 — Behavioural Interview Preparation
Day 57 — Final Weak Spots & Personalised Revision
Day 58 — Final Revision — Day 1
Day 59 — Final Revision — Day 2
Day 60 — Master Reference & Interview Day Checklist