IxI-Enki

Skill matrix

Skills

Hover a skill to see where and how I've used it in shipped projects.

AI & Retrieval Engineering

RAG PipelinesRAG PipelinesBuilt the 5-stage LeoWiki RAG pipeline (dev_dito). EmbeddingsEmbeddingssentence-transformers, 5-model benchmark (thesis). VL-EnrichmentVL-EnrichmentQwen-2.5-VL enrichment of images/PDFs (thesis). Model SelectionModel SelectionBenchmarked BGE/Octen/Arctic/OpenAI (thesis FF3). Content-Aware ChunkingContent-Aware Chunking512-token chunking, 10,841 chunks (thesis).

Vector Search

QdrantQdrant6,002 vectors in production Qdrant (thesis). HNSWHNSWHNSW index in the Qdrant deployment. Dense & Hybrid RetrievalDense & Hybrid RetrievalHybrid-vs-dense experiment (thesis eval). BM25 BaselinesBM25 BaselinesBM25 baseline vs semantic (thesis FF1). Namespace FilteringNamespace Filteringnamespace_filter on the MCP search tool.

Evaluation & Benchmarking

MRR · nDCG · MAP · P@kMRR · nDCG · MAP · P@kAll four metrics implemented (thesis eval). LLM-as-JudgeLLM-as-JudgeLLM-as-Judge scorer (dev_dito eval). RAGASRAGASRAGAS evaluator (dev_dito eval). Wilcoxon + Bootstrap CIsWilcoxon + Bootstrap CIsSignificance tests on all comparisons (thesis). Ground-Truth CurationGround-Truth Curation78 verified QA pairs (thesis).

MCP & Agent Systems

MCP Servers & ToolsMCP Servers & ToolsLeoWiki MCP server (diploma thesis). FastMCPFastMCPFastMCP in thesis & own plugin. MCP Tool ProxiesMCP Tool ProxiesMCP tool proxy in Leonidas (SYP). Claude / Cursor PluginsClaude / Cursor PluginsOwn plugin + MCP server (ixi-plugin). Agent WorkflowsAgent WorkflowsAgent git-flow with orchestration.

Local LLM Operations

LM StudioLM StudioVL-enrichment & Leonidas client. OllamaOllamaOllama provider (pipeline & Leonidas). GPU InferenceGPU InferenceEval on RTX 4080 (thesis). API FallbackAPI FallbackDocumented local→API trade-off (thesis).

Programming Languages

PythonPythonThesis pipeline & eval (149 files). C#C#xConsole, ginf_projects, connect API. PHPPHPDokuWiki plugins (Dev Dito, Leonidas). TypeScriptTypeScriptAngular frontend & VS Code extension. JavaScriptJavaScriptdie_glocke generator & the SQL Snippet Studio VS Code extension. JavaJavaJPA Mastery web app (89 tasks) & Maven exercise lab (Java 21). PowerShellPowerShellPSE Nexus toolkit & git-flow.

Backend & APIs

.NET.NETproject-connect backend (C#/.NET). FastAPI / ASGIFastAPI / ASGIHTTP MCP transport (FastMCP/ASGI). JSON-RPC 2.0JSON-RPC 2.0DokuWiki JSON-RPC fetch (thesis). REST · OpenAPIREST · OpenAPIproject-connect REST API.

Auth & Security

OAuth 2.1OAuth 2.1OAuth 2.1 on the MCP server (thesis). JWTJWTJWT role decoding (thesis RBAC). RBACRBACTwo-tool RBAC (thesis ch. 5). ScalekitScalekitScalekit OAuth integration (thesis). Error Masking · Audit LogError Masking · Audit LogError masking + audit middleware (thesis).

Databases

Oracle PL/SQLOracle PL/SQL25 Oracle PL/SQL snippets in SQL Snippet Studio. PostgreSQLPostgreSQL22 PostgreSQL snippets in SQL Snippet Studio. SQL ServerSQL Serverproject-connect session store. JPA / HibernateJPA / HibernateJPA Mastery: 89 interactive tasks across 8 modules plus five Maven exercises. Vector DBsVector DBsQdrant in production (thesis).

Containers & Deployment

Docker · ComposeDocker · Compose4-service Compose stack (thesis). CaddyCaddyTLS & reverse proxy (thesis). Linux / ARM64Linux / ARM64ARM64 Linux production host. Raspberry PiRaspberry Pi24/7 on a Raspberry Pi 5 (thesis). Healthchecks · WatchdogsHealthchecks · WatchdogsHEALTHCHECK + ingestion watchdog.

CI & Testing

GitHub ActionsGitHub ActionsCI on every push (dev_dito). pytestpytestpytest in the thesis pipeline. Playwright E2EPlaywright E2EE2E tests for Leonidas. MSTestMSTestUnit tests in xConsole_screen. HTTP MockingHTTP Mocking75 mocked tests (PSE Nexus moodle). Formal test protocolsFormal test protocolsTest protocols as PDFs (Leonidas).

Frontend & UI

AngularAngularproject-connect frontend (Angular). HTMLHTMLThis site & die_glocke (no framework). CSSCSSHand-written theme (this site). TypeScriptTypeScriptFrontend & VS Code extension. Own TUI frameworksOwn TUI frameworksxConsole (C#) & tui_kit (Python).

Wiki & Knowledge Systems

DokuWiki PluginsDokuWiki PluginsDev Dito & Leonidas plugins. MarkdownMarkdownThesis docs, specs & plans. LaTeXLaTeX170-page thesis in LaTeX. JupyterJupyterAnalysis notebooks (dev_dito).

Game Dev

Unity 6Unity 6backpackmage RPG (Unity 6). WebGL DeploymentWebGL DeploymentLive playable WebGL build.

Tools & IDEs

CursorCursorDaily driver + own plugin. VS CodeVS CodeBuilt two VS Code extensions (SQL Snippet Studio, Auto Writer). Claude CodeClaude CodeOwn plugin (agents + MCP). GitGitOwn git-flow automation. GitHubGitHub324 repos, Actions, Pages. PostmanPostmanAPI testing (project-connect). WindowsWindowsPSE Nexus (Windows-native).

Architecture & Method

Spec-driven developmentSpec-driven developmentSpec-Kit in dev_dito & Leonidas. Gap analyses & debt trackingGap analyses & debt trackingG01–G19 gap analysis (PSE Nexus). Trade-off documentationTrade-off documentationLocal-vs-API decision (thesis FF3). Benchmark-driven decisionsBenchmark-driven decisionsFive-model benchmark drove the choice.