MSFT Weekly Plan

WEEK 1

Theme: Dynamic Programming Foundations + Scalability

Monday

Coding

• Fibonacci DP
• Climbing Stairs

System Design

• Horizontal vs Vertical Scaling
• Load Balancer basics

.NET + Patterns

• ASP.NET Core architecture
• SOLID principles

Behavioral

• Tell me about yourself
• Career journey

⸻

Tuesday

Coding

• House Robber
• Min Cost Climbing Stairs

System Design

• CDN
• Cache basics

.NET + Patterns

• Middleware pipeline
• Factory Pattern

Behavioral

• Biggest technical challenge

⸻

Wednesday

Coding

• Coin Change
• Perfect Squares

System Design

• CAP theorem
• SQL vs NoSQL

.NET + Patterns

• Dependency Injection
• Strategy Pattern

Behavioral

• Ownership story

⸻

Thursday

Coding

• Longest Increasing Subsequence

System Design

• DB indexing
• Replication basics

.NET + Patterns

• REST API lifecycle
• Repository Pattern

Behavioral

• Mentoring example

⸻

Friday

Coding

• Decode Ways
• Partition Equal Subset Sum

System Design

• Sharding
• Read replicas

.NET + Patterns

• Async/Await internals
• Adapter Pattern

Behavioral

• Conflict resolution

⸻

Saturday

Coding

• DP mixed mock

System Design

• Design URL Shortener

.NET + Patterns

• Task vs Thread
• Observer Pattern

Behavioral

• Leadership story

⸻

WEEK 2

Theme: Advanced DP + Distributed Systems

Monday

Coding

• Unique Paths
• Minimum Path Sum

System Design

• Queues
• Pub/Sub

.NET + Patterns

• Background Services
• Decorator Pattern

Behavioral

• Handling ambiguity

⸻

Tuesday

Coding

• Word Break

System Design

• Event-driven systems
• Idempotency

.NET + Patterns

• Authentication basics
• Mediator Pattern

Behavioral

• Difficult stakeholder

⸻

Wednesday

Coding

• Edit Distance

System Design

• Retry mechanisms
• Circuit breakers

.NET + Patterns

• Authorization
• CQRS basics

Behavioral

• Failure story

⸻

Thursday

Coding

• Longest Common Subsequence

System Design

• Rate limiting

.NET + Patterns

• gRPC basics
• Clean Architecture

Behavioral

• Recovering troubled project

⸻

Friday

Coding

• Burst Balloons (optional hard)
• DP revision

System Design

• Distributed cache

.NET + Patterns

• LINQ basics
• Hexagonal Architecture

Behavioral

• Technical disagreements

⸻

Saturday

Coding

• Full DP mock

System Design

• Design Notification System

.NET + Patterns

• API best practices
• Singleton pitfalls

Behavioral

• Cross-team influence

⸻

WEEK 3

Theme: Graphs + Observability

Monday

Coding

• BFS basics
• Number of Islands

System Design

• Observability fundamentals
• Metrics vs logs vs traces

.NET + Patterns

• Entity Framework basics
• SOLID review

Behavioral

• Technical debt story draft

⸻

Tuesday

Coding

• Clone Graph
• Graph traversal recap

System Design

• Centralized logging systems
• Log aggregation pipelines

.NET + Patterns

• EF tracking vs no-tracking
• Repository review

Behavioral

• Architecture influence story

⸻

Wednesday

Coding

• Course Schedule
• Topological sort

System Design

• Distributed tracing
• Correlation IDs

.NET + Patterns

• Memory management basics
• IDisposable patterns

Behavioral

• Team guidance story

⸻

Thursday

Coding

• Pacific Atlantic
• Multi-source BFS

System Design

• Monitoring pipelines
• Alerting strategies

.NET + Patterns

• GC generations
• Object lifetimes

Behavioral

• High-pressure debugging story

⸻

Friday

Coding

• Redundant Connection
• Union Find

System Design

• Reliability engineering basics
• SLO/SLA/SLI

.NET + Patterns

• Performance profiling basics
• Memory leak detection

Behavioral

• Cross-team technical alignment

⸻

Saturday

Coding

• Graph mixed mock

System Design

• Design Metrics Platform

.NET + Patterns

• Practical SOLID review

Behavioral

• Timed mock behavioral answers

⸻

WEEK 4

Theme: Trees + Heap + Event Systems

Coding Topics

• Trees
• BST
• Heap
• Intervals

Problems

• LCA
• Serialize/Deserialize Tree
• Top K Frequent
• Meeting Rooms II

⸻

System Design Topics

• Kafka concepts
• Event streaming
• Service discovery
• Reliability engineering

Mini Design

• Eventbrite

⸻

.NET + Patterns

• API versioning
• Microservice communication

Patterns

• Saga basics

⸻

Behavioral Topics

• Roadmap influence
• Prioritization
• Long-term thinking

⸻

WEEK 5

Theme: Backtracking + Real-Time Messaging Systems

Monday

Coding

• Subsets
• Recursion basics review

System Design

• Real-time communication basics
• Long polling vs WebSockets

.NET + Patterns

• ASP.NET scalability basics
• Thread pool overview

Behavioral

• Strategic decision story

⸻

Tuesday

Coding

• Combination Sum

System Design

• WebSocket scaling
• Connection management

.NET + Patterns

• Async scalability patterns
• Channel-based communication

Behavioral

• Senior leadership example

⸻

Wednesday

Coding

• Word Search

System Design

• Presence systems
• Online/offline state tracking

.NET + Patterns

• SignalR basics
• Real-time communication patterns

Behavioral

• Shared architecture adoption story

⸻

Thursday

Coding

• Trie implementation

System Design

• Message ordering guarantees
• At least once delivery

.NET + Patterns

• Caching patterns
• Distributed cache review

Behavioral

• Platform engineering story

⸻

Friday

Coding

• Minimum Window Substring

System Design

• Notification fanout
• Push notification systems

.NET + Patterns

• Event sourcing basics
• CQRS recap

Behavioral

• Handling organizational ambiguity

⸻

Saturday

Coding

• Backtracking mixed mock

System Design

• Design WhatsApp

.NET + Patterns

• Scalability bottleneck review

Behavioral

• Full behavioral mock

⸻

WEEK 6

Theme: Greedy + Media & Storage Systems

Coding Topics

• Greedy
• Advanced graph mediums

Problems

• Jump Game
• Gas Station
• Task Scheduler
• Cheapest Flights

⸻

System Design Topics

• Video processing
• CDN deep dive
• Blob/object storage
• Distributed storage

Main Design

• YouTube

⸻

.NET + Patterns

• Performance optimization
• Resilient APIs

Patterns

• Advanced Clean Architecture

⸻

Behavioral Topics

• Driving adoption
• Influence without authority

⸻

WEEK 7

Theme: Mixed Interview Mocks + File Systems

Monday

Coding

• Random medium mock

System Design

• Sync system fundamentals
• File chunking

.NET + Patterns

• Practical scalability review

Behavioral

• High-pressure production issue story

⸻

Tuesday

Coding

• Random graph/tree mix

System Design

• Conflict resolution in sync systems
• File locking strategies

.NET + Patterns

• Distributed coordination basics

Behavioral

• Delivery pressure scenario

⸻

Wednesday

Coding

• Random DP revision

System Design

• Offline-first systems
• Local sync queues

.NET + Patterns

• Background sync services

Behavioral

• Mentorship mock answers

⸻

Thursday

Coding

• Timed hard-medium mock

System Design

• Chunk upload pipelines
• Resumable uploads

.NET + Patterns

• Retry/idempotency review

Behavioral

• Architecture decision mock

⸻

Friday

Coding

• Full coding mock

System Design

• Storage metadata systems
• Distributed consistency

.NET + Patterns

• API performance tuning

Behavioral

• Executive communication refinement

⸻

Saturday

Coding

• Mixed full mock

System Design

• Design Dropbox

.NET + Patterns

• Weak area revision

Behavioral

• Full behavioral simulation

⸻

WEEK 8

Theme: Full Interview Simulation + Polish

Coding

Focus

• Weak areas only
• Speed solving
• Confidence building

⸻

System Design

Full Mocks

• Uber
• GitHub
• News Feed

Focus

• Articulation
• Tradeoffs
• Bottlenecks
• Reliability

⸻

.NET + Patterns

Focus

• Concise senior-level discussions
• Practical engineering tradeoffs

⸻

Behavioral

Final Polishing

• Concise delivery
• Calmness
• Leadership framing

⸻