Writing about AI-assisted development, clean architecture, and modern development practices.https://ridakaddir.com/en-ushttps://ridakaddir.com/blog/post/spring-ai-agentic-patterns-production-agent/https://ridakaddir.com/blog/post/spring-ai-agentic-patterns-production-agent/Prompt chaining, routing, parallelization, orchestrator-workers and evaluator-optimizer in Spring Boot, plus approval gates, durable run state, and an honest case against reaching for an agent at all.Fri, 28 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIAI Agentsrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-prompt-injection-and-cost-control/https://ridakaddir.com/blog/post/spring-ai-prompt-injection-and-cost-control/The two things that decide whether an AI feature survives production. Prompt injection including poisoned RAG documents, guardrails as advisors, and the caching and routing that keep the bill honest.Thu, 27 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAISecurityPrompt Injectionrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-mcp-model-context-protocol/https://ridakaddir.com/blog/post/spring-ai-mcp-model-context-protocol/Why the Model Context Protocol exists, how to consume a third-party MCP server from Spring Boot, how to build and secure your own, and the two-thirds of MCP that most coverage skips.Wed, 26 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIMCPrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-tool-calling-let-llms-act/https://ridakaddir.com/blog/post/spring-ai-tool-calling-let-llms-act/How @Tool turns a Java method into something an LLM can invoke, what actually happens on the wire, why ToolContext is an authorization boundary, and how to fail gracefully.Tue, 25 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAITool Callingrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-rag-talking-to-your-documents/https://ridakaddir.com/blog/post/spring-ai-rag-talking-to-your-documents/Retrieval-augmented generation in Spring Boot, from a zero-infrastructure SimpleVectorStore to the ETL pipeline, chunking, metadata filtering and the modular RetrievalAugmentationAdvisor.Mon, 24 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIRAGVector Databaserida kaddirhttps://ridakaddir.com/blog/post/spring-ai-chat-memory-stateless-llms/https://ridakaddir.com/blog/post/spring-ai-chat-memory-stateless-llms/LLMs forget everything between requests. How ChatMemory, MessageChatMemoryAdvisor and a JDBC repository fix that in Spring AI 2.0, plus the conversation-id change and the tool-call gotcha that catch people out.Sun, 23 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIChat Memoryrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-prompts-advisors-structured-output/https://ridakaddir.com/blog/post/spring-ai-prompts-advisors-structured-output/Message roles, ChatOptions and the cross-provider temperature trap, the advisor chain that wraps every model call, and how to get typed Java records out of an LLM instead of parsing strings.Sat, 22 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIAdvisorsrida kaddirhttps://ridakaddir.com/blog/post/spring-ai-one-codebase-many-model-providers/https://ridakaddir.com/blog/post/spring-ai-one-codebase-many-model-providers/How to call an LLM from Spring Boot with ChatClient, and switch between OpenAI, Anthropic and a free local model by changing a single property. Part 1 of a series on shipping AI in Spring.Fri, 21 Aug 2026 00:00:00 GMTJavaSpring BootSpring AIAIOpenAIOllamarida kaddirhttps://ridakaddir.com/blog/post/openspec-vs-spec-kit-why-i-switched/https://ridakaddir.com/blog/post/openspec-vs-spec-kit-why-i-switched/A practical comparison of OpenSpec and Spec Kit for spec-driven AI development. Why OpenSpec's lightweight, brownfield-first approach fits real-world projects better.Sat, 04 Apr 2026 00:00:00 GMTAIDevelopment WorkflowSpec-DrivenOpenSpecrida kaddirhttps://ridakaddir.com/blog/post/did-anthropic-kill-opencode-claude-subscription-ban/https://ridakaddir.com/blog/post/did-anthropic-kill-opencode-claude-subscription-ban/Anthropic banned OpenCode from using Claude subscriptions. As someone who built my entire workflow around it, here's what happened and what it means for the future of AI coding tools.Sun, 22 Mar 2026 00:00:00 GMTAIopencodeClaude CodeAnthropicOpinionrida kaddirhttps://ridakaddir.com/blog/post/apitwin-frontend-ahead-of-backend-rest-grpc/https://ridakaddir.com/blog/post/apitwin-frontend-ahead-of-backend-rest-grpc/apitwin is a CLI tool that lets frontend teams define mock REST and gRPC APIs from a config file, serve them locally, and proxy to real backends as they come online.Sat, 21 Mar 2026 00:00:00 GMTFrontendDevelopment ToolsRESTgRPCMockingrida kaddirhttps://ridakaddir.com/blog/post/opencode-best-practices-switching-from-claude-code/https://ridakaddir.com/blog/post/opencode-best-practices-switching-from-claude-code/A practical guide to using opencode for AI-assisted development, covering AGENTS.md, custom commands, plan/build mode, MCP servers, and my complete configuration.Sat, 21 Mar 2026 00:00:00 GMTopencodeAIDevelopment ToolsProductivityrida kaddirhttps://ridakaddir.com/blog/post/testing-with-ai-smarter-coverage-faster-feedback/https://ridakaddir.com/blog/post/testing-with-ai-smarter-coverage-faster-feedback/Discover how to use AI to write better tests, find edge cases you'd miss, and build a sustainable testing habit that actually sticks in your development workflow.Sat, 21 Feb 2026 00:00:00 GMTTestingAIQualityDevelopmentrida kaddirhttps://ridakaddir.com/blog/post/dev-platform-in-ai-era/https://ridakaddir.com/blog/post/dev-platform-in-ai-era/Learn when to build vs buy developer platforms in 2026, how AI changes the equation, and practical lessons from rebuilding a custom platform with small teams.Mon, 26 Jan 2026 00:00:00 GMTDevOpsPlatform EngineeringAIInfrastructurerida kaddirhttps://ridakaddir.com/blog/post/spec-kit-github-spec-driven-development-ai-coding/https://ridakaddir.com/blog/post/spec-kit-github-spec-driven-development-ai-coding/GitHub's Spec Kit brings structured spec-driven development to AI coding assistants, forcing clear specifications before any code generation for better, more reliable output.Tue, 20 Jan 2026 00:00:00 GMTGitHubAIDevelopment WorkflowSpec-Drivenrida kaddirhttps://ridakaddir.com/blog/post/advanced-ai-coding-context-engineering-and-spec-driven-development/https://ridakaddir.com/blog/post/advanced-ai-coding-context-engineering-and-spec-driven-development/Level up your AI-assisted development with context engineering techniques, spec-driven workflows, custom skills, and advanced prompting patterns for production-quality code.Wed, 10 Sep 2025 00:00:00 GMTAIDevelopmentContext EngineeringBest Practicesrida kaddirhttps://ridakaddir.com/blog/post/vibe-coding-ai-assisted-development-for-developers/https://ridakaddir.com/blog/post/vibe-coding-ai-assisted-development-for-developers/Learn what vibe coding is, how AI-assisted development works, and the best practices for collaborating effectively with AI coding tools as a developer.Sat, 25 Jan 2025 00:00:00 GMTAIDevelopmentToolsProgrammingrida kaddirhttps://ridakaddir.com/blog/post/java-observability-using-opentelemetry-tempo-and-loki/https://ridakaddir.com/blog/post/java-observability-using-opentelemetry-tempo-and-loki/Set up production-grade observability in Spring Boot with OpenTelemetry, Grafana Tempo for distributed tracing, and Loki for correlated log querying.Fri, 12 Apr 2024 00:00:00 GMTJavaSpring BootObservabilityOpenTelemetryDevOpsrida kaddirhttps://ridakaddir.com/blog/post/nestjs-clean-code-using-hexagonal-architecture/https://ridakaddir.com/blog/post/nestjs-clean-code-using-hexagonal-architecture/A practical guide to implementing hexagonal architecture in NestJS, keeping your business logic independent of frameworks, databases, and infrastructure concerns.Thu, 07 Apr 2022 00:00:00 GMTNestJSArchitectureClean CodeTypeScriptrida kaddir