DXX // SYSTEMS

Digital systems.
Built deliberately.

CLEARANCE // SENSITIVE OPS We specialize in sensitive, high-trust, classified-class engagements. This is where we thrive. No boundaries except your imagination.

A specialist firm engineering digital systems end to end — secure infrastructure and payments; custom AI from prompt design through vision-language and multi-modal model training; perception, robotics, and aviation-grade operations surfaces; firmware-level repair and IoT vendor lockdown when sensitive estates have to operate clean. Built for operators whose systems must perform under scrutiny and remain defensible under audit. Every engagement is bespoke. Every artifact is built to be trusted. Established 2017 — over nine years of shipping production digital systems.

▌▌▌ 01 / CAPABILITIES ▐▐▐

SECTION /// 01

What we build, end to end.

Twenty-eight capabilities across nine disciplines, one conviction holding them together: build local-first, instrument every surface, and ship systems that hold up under audit, under load, and under adversarial pressure. From a same-week web build to a fine-tuned multi-modal model, from sealed-room firmware repair to courtroom-grade leak attribution — every engagement is bespoke, every artifact is defensible the day after delivery and the year after. Select any capability for the deeper write-up.

SVC-01

Rapid UI Prototyping & Custom Web Development

Production-grade websites, web apps, and interactive mockups in days, not quarters — from validation prototype to shipped product.

SVC-02

Windows-Native Application Engineering

Rust, Tauri, and native Win32 — desktop software with the durability of server code.

SVC-03

Digital Payment Systems Architecture

Ledger, settlement, reconciliation, and PCI-aware payment flows engineered for resilience.

SVC-04

Custom Networking & Data Systems Design

Bespoke topology, transport, and data plane design — from QUIC relays to PostGIS clusters.

SVC-05

Database Conversion & AI-Native Management

Converting legacy databases into AI-friendly stores with enriched metadata, plus general database migration and management.

SVC-06

AI Prompt Engineering

Systematic prompt design, evaluation harnesses, and policy scaffolding for production LLM use.

SVC-07

AI Model Development

Purpose-built models end to end — including vision-language and full multi-modal custom training.

SVC-08

AI Model Fine-Tuning

Domain adaptation of open and frontier models — supervised, preference, and continual approaches.

SVC-09

Synthetic Dataset Generation

Purpose-built synthetic data — text, audio, video, documents, chat logs, structured records — for training custom AI.

SVC-10

AI Imaging & Video Generation

Commercial-use pipelines for stills, motion, and avatars — licensing-clean and brand-safe.

SVC-11

Custom Perception & Tracking

Task-specific object, motion, depth, and situational-awareness tracking on image and video streams.

SVC-12

Digital Human Emulation & Cloning

Comprehensive digital twins — voice, appearance, mannerisms, and knowledge — that converse and respond as the original.

SVC-13

Customized Personal AI Assistants

Bespoke AI that spiders into every aspect of your personal and work life — a senior chief-of-staff that never sleeps.

SVC-14

Custom Harness Development

Purpose-built runtimes for agents, evaluations, and operator workflows — the substrate your AI runs on.

SVC-15

Multi-Agent Company Simulators

Synthetic divisions and whole-company simulations — stress-test org design before a single hire is made.

SVC-16

Customized System & Environment Simulators

Bespoke simulators for any domain — finance, supply chains, networks, ecology, infrastructure — to track any metric in an artificial environment.

SVC-17

AI Security Systems

Antivirus integration, prompt-injection defense, supply-chain attestation, runtime policy.

SVC-18

AI Networked Security Monitoring

Continuous telemetry, anomaly detection, and automated containment across distributed estates.

SVC-19

AI NVR Spiders

Custom monitoring agents for NVR and camera fleets — discovery, extraction, alerting, lockdown.

SVC-20

Advanced Encryption & Decryption

Bespoke cryptography for sensitive deployments — custom schemes, sealed channels, key management, and lawful decryption assistance.

SVC-21

Covert Fingerprinting & Leak Forensics

Per-recipient fingerprints, embedded telemetry, and canary tokens across docs, media, and code — leak attribution that holds up in court.

SVC-22

Robotics Sensor & Bus Systems

CAN bus emulation, synthetic sensor streams (thermal, optical, audio, telemetry), and bench harnesses for robotics development.

SVC-23

Aeronautics & Aviation Systems

Pilot-assist surfaces, ATC and ground-control modules, airport-wide data integration, and operational monitoring.

SVC-24

Dispatch Dashboards & Fleet Operations

Real-time GPS tracking, asset management, dispatch and routing, and management portals for fleets and field operations.

SVC-25

IoT Integration & AI Layering

Unifying incompatible IoT devices into a single platform an AI can actually manage — protocol-neutral, local-first.

SVC-26

IoT Security & Vendor Lockdown

Egress lockdown, firmware hardening, and local-only operating modes — your sensitive feeds stay where you put them.

SVC-27

Clean-Room Engineering

Sealed engineering environments for IP-clean rebuilds, sensitive reverse work, and high-trust deliverables.

SVC-28

Firmware Debugging & Repair

Recovery, repair, and exploration of corrupt or modified firmware. We work at the layer below the OS.

▌▌▌ 02 / SELECTED DOSSIER ▐▐▐

SECTION /// 02

Selected engagements — redacted.

All engagements are bespoke and proprietary to our clients. Identifying details are redacted by policy. Request a custom demo and we will discuss applicability to your operation under NDA.
PROJECT // 0741 ACTIVE
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Regional multiple-listing & brokerage platform

Server-rendered marketplace with agent workspaces, brokerage management, public search, homeowner dashboards, and mortgage referral pipeline. Engineered for geographic-scale ingestion and field-team workflows.

RUST AXUM POSTGIS SSR REAL-ESTATE
Request Demo → REGION // LATAM
PROJECT // 1138 ACTIVE
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Personal AI infrastructure framework

Agentic operating layer with persistent memory, modular skills, voice integration, prompt-injection policies, and a continuous-learning loop. Deployed against a senior operator's daily workflow.

AGENTIC MEMORY POLICY VOICE
Request Demo → CLASS // PRIVATE
PROJECT // 2049 R&D
█████████████████████

Real-time conversational 3D avatar runtime

Full-duplex audio, bounded-latency inference, identity persistence, and commercial open licensing. Built without gated APIs so deployment is portable across customer infrastructure.

REAL-TIME AVATAR FULL-DUPLEX LICENSE-CLEAN
Request Demo → CLASS // COMMERCIAL
PROJECT // 8821 ACTIVE
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Windows-native networked device control plane

Rust + egui command center managing remote shell, file dedupe, encrypted vaults, camera/NVR lockdown, and self-hosted QUIC relay. Authorization-gated end to end.

RUST EGUI QUIC NVR WINDOWS
Request Demo → CLASS // SECURITY
PROJECT // 3344 DEPLOYED
█████████████████████

On-device speech-to-text service for Windows

WASAPI audio capture, VAD endpointing, low-latency local ASR with frontier fallback, exposed as a local HTTP service for desktop and shell integrations.

RUST WASAPI VAD LOCAL-FIRST
Request Demo → CLASS // INFRASTRUCTURE
PROJECT // 5077 PROTOTYPE
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National-scale government data integration

Role-based dashboards spanning dozens of ministries, hundreds of case records, and an ATC-style operations monitoring module for inter-agency coordination.

SPA RBAC OPERATIONS GOV
Request Demo → CLASS // PUBLIC-SECTOR
PROJECT // 4419 ACTIVE
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Source-anchored research & reference platform

Document-grounded retrieval system with PDF ingestion, canvas-level rendering, and citation-traceable answers — every claim resolves back to the exact page that supports it.

RAG PDF CITATION TYPESCRIPT
Request Demo → CLASS // KNOWLEDGE
PROJECT // 6203 ACTIVE
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Multi-source CRM ingest & enrichment pipeline

Excel, calendar, mail, and public-fact merge consolidating into a clean relational store — with conversion metrics, offer tracking, and CRM seed tables ready for downstream import.

ETL SQLITE CRM ENRICHMENT
Request Demo → CLASS // COMMERCIAL
PROJECT // 7156 R&D
█████████████████████

Discrete-event workflow & company-build simulator

Virtual-employee task intake, role assignment, approvals, and escalations simulated against a discrete-event engine — used to model headcount strategy and operating cost before a single hire is made.

SIMULATION ORG-DESIGN RUST
Request Demo → CLASS // STRATEGY
PROJECT // 9082 ACTIVE
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Tauri desktop collaboration platform

Cross-platform desktop chat surface with drag-and-drop composition, markdown, and on-device vision ML tasks — built in Tauri + React/TypeScript with native file system integration.

TAURI REACT VISION-ML DESKTOP
Request Demo → CLASS // COLLABORATION
PROJECT // 2867 R&D
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Automotive vertical workspace

Bespoke vertical platform for vehicle data, ownership, and service workflow — a Rust workspace engineered for the data-quality realities of the automotive domain.

RUST AUTOMOTIVE VERTICAL
Request Demo → CLASS // VERTICAL

▌▌▌ 03 / APPROACH ▐▐▐

SECTION /// 03

How we work.

Three principles drive every engagement. They sound simple. They constrain every architectural choice we make.

01

Local-first by default

We design systems that own their data, run without vendor-locked APIs, and degrade gracefully when the network does not cooperate. The cloud is an option, not a requirement.

02

Security as a first-class concern

Authorization gates, audit-first logging, prompt-injection policies, encrypted vaults, and supply-chain attestation are baselines — not features added after a breach.

03

Production-grade Rust & Windows craft

We ship Rust on the server, Rust on the desktop, and treat Windows as a first-class deployment target. Bounded latency, structured concurrency, and observable systems by construction.

▌▌▌ 04 / CONTACT ▐▐▐

SECTION /// 04

Open a channel.

DXX // INTAKE

Request a custom demo.

Tell us what you're trying to build. We respond within one business day with a scoped proposal and, when appropriate, a live walkthrough of a comparable engagement under NDA.

We do not share inbound communications with third parties. NDA on request.

Adult, mature, and age-restricted commercial engagements are accepted on the same terms as any other engagement: proprietary, audit-defensible, and discreet. We do not moralize legitimate commercial work.

DXX // CHANNELS

Direct lines.