Skills tagged "java" (49)

🎨 Tailwind Css Patterns

This skill helps you implement Tailwind CSS development patterns for mobile-first, responsive layouts, design tokens, and component reuse to speed up UI work.

frontenddesignuxproductivity

342

📋 Rag

This skill helps design and implement retrieval-augmented generation systems with vector databases, embeddings, and grounding for knowledge-grounded AI.

aibackenddatacloud

50

🛡️ Unit Test Security Authorization

This skill provides patterns for unit testing Spring Security authorization, enabling RBAC and expression-based checks without full security context.

springsecurityunit-teststesting

44

🧪 Unit Test Service Layer

This skill provides patterns for unit testing service layers with Mockito, enabling isolated validation of business logic without databases.

testingunit-testsjavaspring

33

⚙️ Aws Cloudformation Ecs

This skill provides AWS CloudFormation patterns for ECS clusters, services, task definitions, and blue/green deployments to simplify infrastructure as code.

awsinfraclouddevops

31

🛡️ Spring Ai Mcp Server Patterns

This skill helps you implement MCP servers with Spring AI, exposing tools, resources, and prompts for scalable AI integrations.

aibackendspringsecurity

28

📋 Spring Data Jpa

This skill helps you implement Spring Data JPA persistence layers with repositories, queries, pagination, auditing, relationships, and multi-database

javaspringdatabasedata

24

🧪 Prompt Engineering

This skill helps design and optimize production-ready prompts using few-shot, chain-of-thought, templates, and system prompts to boost LLM performance.

aiautomationcloudpython

23

📋 Spring Boot Resilience4j

This skill helps you implement fault tolerance in Spring Boot apps using Resilience4j by adding circuit breakers, retries, rate limiters, bulkheads, and

javaspringbackendperformance

22

🧪 Unit Test Controller Layer

This skill helps you unit test REST controllers with MockMvc by isolating the web layer and validating requests, responses, and errors.

springtestingunit-testsrest

22

🧪 Langchain4j Testing Strategies

This skill provides testing strategies for LangChain4J applications, enabling reliable unit, integration, and end-to-end tests with mocks and Testcontainers.

testingunit-testsintegration-testsjava

21

📋 Langchain4j Vector Stores Configuration

This skill helps configure LangChain4J vector stores for RAG applications, enabling efficient embedding storage, retrieval, and production-ready performance.

backenddatabasedataperformance

19

🛡️ Aws Cloudformation Ec2

This skill provides reusable AWS CloudFormation patterns for EC2, security groups, IAM roles, and ALB configurations to speed infrastructure as code.

awscloudinfradevops

18

🛡️ Aws Cloudformation Iam

This skill helps you implement AWS CloudFormation IAM resources with least privilege, cross-account access, and structured templates for secure infrastructure.

awscloudinfrasecurity

18

✨ Aws Cloudformation Bedrock

This skill provides CloudFormation patterns for AWS Bedrock resources to deploy agents, knowledge bases, data sources, guardrails, prompts, flows, and

awscloudinfraai

17

⚙️ Aws Cloudformation Lambda

This skill helps you design and implement AWS CloudFormation patterns for Lambda, API Gateway, and event-driven stacks with best practices.

awsclouddevopsinfra

16

🛡️ Aws Cloudformation Dynamodb

This skill helps you design production-ready DynamoDB infrastructure with CloudFormation, covering tables, keys, indexes, auto-scaling, encryption, TTL,

cloudawsdatabaseinfra

14

🧪 Spring Boot Test Patterns

This skill guides building robust Spring Boot test suites with unit, slice, and integration patterns using Testcontainers and MockMvc.

testingintegration-testsunit-testsspring

14

⚙️ Aws Cloudformation Vpc

This skill helps you design production-ready AWS CloudFormation VPC templates with modular, reusable subnets, routes, and cross-stack references for scalable

awscloudinfradevops

12

📋 Aws Sdk Java V2 Bedrock

This skill helps Java developers integrate Amazon Bedrock patterns with AWS SDK 2.x, enabling model listing, invocation, streaming, and Spring Boot integration.

awsjavaspringbackend

12

⚙️ Aws Cloudformation Auto Scaling

This skill helps you create production-ready Auto Scaling infrastructure with CloudFormation for EC2, ECS, and Lambda, optimizing availability and cost.

awscloudinfradevops

10

🛡️ Aws Cloudformation Cloudfront

This skill helps you define production CloudFront distributions with CloudFormation, multiple origins, caching, security headers, and cross-stack references.

awscloudautomationperformance

9

🔍 Aws Cloudformation Elasticache

This skill helps you model production-ready ElastiCache infrastructure with CloudFormation, covering clusters, replication groups, subnet and parameter groups.

awscloudinfradevops

9

🐛 Aws Sdk Java V2 Core

This skill helps you configure AWS SDK for Java 2.x with best practices for clients, authentication, timeouts, and error handling.

cloudawsjavainfra

9

📋 Aws Sdk Java V2 Rds

This skill helps you manage AWS RDS resources using the Java v2 SDK, covering instances, snapshots, parameter groups, backups, and monitoring.

awsdatabasejavacloud

9

🛡️ Langchain4j Mcp Server Patterns

This skill helps you implement MCP servers with LangChain4j to standardize tools, resources, and prompts for scalable AI apps.

aibackendjavaspring

9

🧪 Spring Boot Dependency Injection

This skill streamlines Spring Boot dependency injection by enforcing constructor-first patterns, optional collaborators, and explicit bean configuration to

springjavabackendtesting

9

⚙️ Aws Cloudformation S3

This skill helps you create production-ready S3 infrastructure with CloudFormation templates, including buckets, policies, versioning, and lifecycle rules.

awscloudinfraautomation

7

🧪 Unit Test Utility Methods

This skill provides patterns for unit testing utility classes and static methods with JUnit 5 to ensure pure functions behave correctly.

unit-teststestingjavabackend

6

⚙️ Aws Cloudformation Cloudwatch

This skill helps you implement production-grade AWS CloudWatch monitoring with CloudFormation templates, covering metrics, alarms, dashboards, logs, and

awsclouddevopsjava

5

⚙️ Aws Cloudformation Rds

This skill helps you design production-ready AWS CloudFormation patterns for RDS databases, including instances, clusters, subnets, parameter groups, and

awsclouddatabasedevops

3

🎨 React Patterns

This skill helps you leverage React 19 patterns including Server Components, Actions, use(), and concurrent features to build scalable, high-performance

reacttypescriptfrontendperformance

3

🧪 Unit Test Json Serialization

This skill provides patterns for unit testing JSON serialization and deserialization with Jackson and JsonTest to validate mappings and formats.

testingunit-testsjavabackend

3

🔍 Java 21

This skill helps you write modern safe Java 21 code using records, sealed types, and virtual threads with best-practice guidance.

javaperformancecode-reviewdebugging

2

📝 Mapbox Android Patterns

This skill guides Android developers in integrating Mapbox Maps SDK v11, including setup, markers, user location, GeoJSON, styles, and interactions.

kotlinjavaapidocs

2

🛡️ Review Changes

This skill guides code reviewers to evaluate Java and Spring changes for robustness, maintainability, and best-practice adherence across tests and

code-reviewtestingspringjava

2

🐛 Abc Backend Guide

This skill helps you navigate ABC backend development guidelines for Java/Spring Boot, RPC, database changes, debugging, and deployment.

backendjavaspringdatabase

🧪 Backend Java

This skill helps you design and implement Java Spring backend systems with Spring Boot, JPA/Hibernate, and Maven/Gradle.

springjavabackenddatabase

🧪 Bloc State Management

This skill helps you implement predictable Flutter BLoC state management with freezed and equatable, guiding events, states, and UI integration.

fluttertestingcode-reviewrefactor

🔍 Claude Md Management

This skill audits, screens, and updates CLAUDE.md files to improve quality and maintain project context with user-approved targeted changes.

docsaicode-reviewproductivity

🧪 Clean Architecture

This skill helps you implement Clean Architecture, Hexagonal Architecture and DDD in PHP/Symfony, ensuring testable, framework-agnostic domain logic.

phpbackendtestingrefactor

🧪 Cohere Java Sdk

This skill helps Java/Kotlin developers integrate Cohere APIs efficiently, with examples for chat, embeddings, reranking, streaming, tools, and error handling.

javakotlinapibackend

🧪 Jspecify Nullness

This skill helps you adopt and implement JSpecify nullness in Java APIs, guiding annotation usage, generics, and tool interoperability.

javamigrationcode-reviewtesting

🛡️ Planning

This skill guides Java Spring project planning and architecture decisions, emphasizing simplicity, Spring robustness, and observability from requirements to

javabackendobservabilitytesting

📋 Spring Boot 3

This skill helps you apply Spring Boot 3 configuration, DI, and REST patterns to build robust services with validated properties and transactional services.

springbackendrestjava

📋 Springboot Patterns

This skill helps you implement Spring Boot patterns for scalable REST APIs, layering, caching, async, and logging in Java backend services.

springrestbackendperformance

🧪 Test Generation

This skill analyzes source code to generate tailored unit tests across languages and frameworks, saving time and improving test coverage.

testingunit-teststypescriptjavascript

🧪 Write Script Java

This skill helps you write Java scripts with a standardized Main class, enabling structured input handling and JSON-friendly outputs.

javabackendapicode-review

🔍 Writing

This skill enforces concise, active-voice technical writing across documentation, comments, commit messages, and PR descriptions to improve clarity and

writingdocsjavacode-review