Engineering stack

Technologies for controlled AI

Useful AI systems are not built from a model alone. They need clear data paths, robust backends, visible sources, tested prompts, secure integrations and clean handoff to humans.

Technologies

Technology for real workflows

We choose technology based on process, risk and data. Not every project needs GraphRAG or fine-tuning. Every project does need clean interfaces, tests, monitoring and reliable handoff.

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Input Routing Knowledge Action Handoff

Frontend

Fast pages and clear interfaces

SEO-ready websites, landing pages and chat interfaces with clean structure and strong performance.
  • Astro
  • Next.js
  • TypeScript
  • JavaScript
  • HTML
  • CSS
  • Playwright

Backend & data

Interfaces, validation and persistence

Server-side logic for forms, CRM flows, webhooks, databases and secure provider integrations.
  • Kotlin
  • Python
  • Node.js
  • PostgreSQL
  • SQL
  • Supabase
  • REST
  • JSON Schema

AI & retrieval

Answers from documents and context

RAG architectures for document-grounded assistants with sources, boundaries and quality checks.
  • RAG
  • GraphRAG
  • LangChain
  • Embeddings
  • Vector Search
  • Hybrid Search
  • Reranking
  • Fine-tuning
  • Evals

Automation

Actions instead of just chat

Controlled automations with tool calling, MCP servers and handoff to humans or business systems.
  • MCP
  • Tool Calling
  • n8n
  • Telegram
  • WhatsApp
  • CRM
  • Webhooks
  • Audit Logs

Principles

Start lean, scale cleanly

Principle

Process before model

We clarify task, data and risk before deciding on agents, RAG or fine-tuning.

Principle

Traceable answers

Document-grounded answers need sources, boundaries and test cases. Critical commitments stay with humans.

Principle

Integration over isolated demos

An assistant must fit into websites, CRM, messengers and internal workflows, otherwise it remains a nice experiment.

Technology follows the workflow

We choose tools after data, risk, handoff and operations are clear. That keeps the project lean, testable and ready to extend.

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