Crack Senior Java Backend Interviews in 60 Days with Zuber
Crack Senior Java Backend Interviews in 60 Days
Md Zuber
Get yourself a roadmap and execute
8 ratings and 383 bookings across all services
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