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Backend Document (lekhraj Dinkar) 2025
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Backend Document (lekhraj Dinkar) 2025
GitHub
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A2.1 KCAD
A2.1 KCAD
Certification Topics
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01 Core Concepts
01 Core Concepts
Container
Pod
ReplicaSet
Deployment
StatefulSets
Namespace
ConfigMap
Secrets with Encryption
Security Context
Service Account
Resource Requirements
Pod Placement
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PDB
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02 Pod Design
02 Pod Design
Multi-Container Pods
Labels + Selectors
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03 Observability
03 Observability
Readiness + Liveness
Logging
Monitor & Debug
04 Services + Networking
04 Services + Networking
Services
Ingress
Network Policies
05 State Persistence
05 State Persistence
Volumes
Storage Class
06 Security
06 Security
Authentication
Kubeconfig File
API Groups
Authorization
Cluster Roles
Admission Controllers
07 Others
07 Others
API Versioning
CRD
A2.2 EKS
A2.2 EKS
Cluster Setup
Add User + SA
Nodegroup + Fargate
Developer
Developer
Getting Started
HPA
Deployment
Code Guide
Code Guide
MCP Cluster
Ingress Annotation
Pod Annotation
SA Annotation
External Secret
External Secret v2
IRSA
A2.3 Helm
A2.3 Helm
Helm Chart Kickoff
Terraform
Terraform
DevOps Overview
Terraform Kickoff
HCL Syntax
Modules
Harness / CD pipleine
Harness / CD pipleine
kick_off
delegates
bash
AWS
AWS
00 AWS DVA-C02
00 AWS DVA-C02
DVA Overview
CLI & SDK
CloudFormation
CI/CD
SAM
CDK
Handson
01 AWS Compute
01 AWS Compute
EC2
ECS
EKS
Lambda Intro
Lambda CLI
Lambda Triggers
Lambda Event/Context
App Runner
Step Functions
02 AWS Storage
02 AWS Storage
S3 Basics
S3 Advanced
EBS & EFS
FSx
Snow Family
03 AWS Database
03 AWS Database
RDS
Aurora
DynamoDB SSA
DynamoDB Ops
DAX
05 AWS Decouple
05 AWS Decouple
SQS
SNS
KDS
KDF
Active MQ
EventBridge
MSK
06 AWS Networking
06 AWS Networking
VPC 1
VPC 2 NAT
VPC 3 VPC-peer vpce
VPC 4 topologies
ENI + SG
ELB
CloudFront
CloudFront(DVA)
global Acceleartor
API Gateway SAA
API Gateway DVA
RAM
Questions-1
Route 53
07 AWS Security
07 AWS Security
IAM
SSO & DirectoryService
cognito_SAA
KMS SSA
KMS DVA
Secrets Manager
SSM-param-store
ACM
WAF+FirewallManager
AWS Sheild
HSM DVA
more
08 AWS Monitoring
08 AWS Monitoring
CloudWatch Metrics
CloudWatch Logs
X-Ray
CloudTrail
09 AWS Analytics
09 AWS Analytics
Athena
Redshift
QuickSight
Glue ETL
10 AWS DR & Migration
10 AWS DR & Migration
DR Strategies
Migration Part 1
Migration Part 2
11 AWS Practice
11 AWS Practice
Practice Test
Java
Java
Java 7
Java 8
Java 9-11
Java 11-17
Java 17-21
Springboot
Springboot
00 lombok mvn git
01 Spring Core
01 Spring Core
Spring Core Basics
Spring Bean Lifecycle
AOP Concept
Point-cut Examples
Spring Properties
02 Spring Boot
02 Spring Boot
Kickoff
Auto Configuration
Starter & Testing
03 Web
03 Web
Web Start
General Web Tasks
Servlet 3
Spring MVC
Spring Boot Starter Web
REST
Jackson
Swagger
Error Handling
gRPC & Webflux
Webflux
04 Data Layer
04 Data Layer
Common Tasks
JPA
Persistence Context
ACID & Locks
Hibernate Annotations & Converter
Hibernate Identifier & Validator
Hibernate Query
SB JPA Data Part 1
SB JPA Data Part 2
SB JPA Data Transactions
ER Diagram
05 Security
05 Security
OAuth 2.0
Spring Boot Security Start
Authentication
Authorization
REST Security
06 ETL SpringBatch
06 ETL SpringBatch
index
SpringBatch
Messaging
Messaging
Messaging Protocols Overview
01 Kafka
01 Kafka
Getting Started
CLI Commands (.sh)
Wikimedia Project
Extended Notes
Case Studies
02 RabbitMQ
02 RabbitMQ
Kickoff
Project Overview
Database
Database
01 RDBMS
01 RDBMS
Intro to PostgreSQL
Data Types
Constraints
DDL & DML
Joins & Queries
Functions
CTE & Views
Permissions
Sharding
Project-01 (Shopping App)
Architecture
Architecture
Overview
01 Web Security
01 Web Security
Public Key Infrastructure (PKI)
SAML
OAuth & OIDC
02 Modern Web Architecture
02 Modern Web Architecture
Kickoff 2024
Twelve-Factor App
03 Microservices
03 Microservices
Kickoff
Design Patterns
Communication
Deployment
Actuator Config (JSON)
04 Project 1 (PROJ-1)
04 Project 1 (PROJ-1)
Design Patterns
Disaster Recovery
Release Process
API Overview
Observability
Distributed & Scalable Design
Observability
Observability
Kickoff
Springboot
Datadog
Datadog Agent Config (YAML)
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