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Tengwar

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100% Private Enterprise AI

for Your Team

Turn your company's knowledge into an intelligent assistant that answers questions, generates reports, and works across departments — without your data ever leaving your network.

  • 20+ File Formats
    PDF, Word, Excel, PowerPoint and more — works with your existing documents
  • GDPR/LOPD Compliant
    Designed from the ground up for European data regulations
  • Role-Based Access
    Department & clearance-level security for sensitive information
Explore TENGWAR

Enterprise AI solutions forged for your business.

We help companies deploy private AI systems that run on their own infrastructure. 18+ years of enterprise software engineering behind every solution.

See work

Services

AI Integration & Consulting

Deploy practical AI into your business — from private knowledge assistants and document automation to custom LLM integrations. Designed for companies that need results without giving up control of their data.

  • ◆
    RAG systems: Private knowledge bases over your internal documents with precise citations
  • ◆
    LLM deployment: On-premises language models tailored to your domain and compliance needs
  • ◆
    AI agents: Autonomous workflows — report generation, document triage, process automation
  • ◆
    Strategy & assessment: AI readiness evaluation, use-case identification, and implementation roadmap

Web & Cloud Applications

Full-stack web platforms built with enterprise-grade architecture — from focused MVPs to production systems, fully containerized and ready to scale.

  • ◆
    Frontend: React, Next.js, Blazor — accessible & performant
  • ◆
    Backends & APIs: .NET Core, ASP.NET, Python — robust & production-tested
  • ◆
    Infrastructure: Docker, Compose, CI/CD — Kubernetes-ready from day one
  • ◆
    Data: PostgreSQL, vector databases, document & relational storage

Desktop Applications

Native desktop software for demanding use cases — industrial control systems, data-rich dashboards, and specialized tooling where performance and reliability are non-negotiable.

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    Windows native: WPF (.NET) with MVVM — rich UI, full hardware access
  • ◆
    Cross-platform: .NET MAUI, Electron — deploy to Windows, macOS, and Linux
  • ◆
    Integration: Hardware protocols, serial communication, real-time data streams

Selected Work

About

Founded by Sergio, a software architect with 18+ years of enterprise engineering experience, Fëanor's Code helps businesses deploy AI systems that run entirely on their own infrastructure — giving them the power of modern language models without compromising on data privacy or regulatory compliance.

From industrial robotics platforms to full-stack web systems, we bring the architectural depth needed to integrate AI into real business operations, not just proofs of concept.

Whether you need a private RAG assistant for your team, a custom LLM deployment, or an AI strategy tailored to your industry — expect senior-level communication, hands-on execution, and solutions built to last.

Let's build something intelligent.

Ready to bring AI into your business?

Tell us about your challenge and we'll outline a path forward.

We reply within 24 hours.