Accepting new clients
PATRYK KLESTA — FRACTIONAL AI ARCHITECT

Sovereign AI systems
for commerce brands and B2B.

Dedicated enterprise AI architectures: automated product operations, PIM, and real-time margin prediction. 100% ownership of code & data, zero Vendor Lock-in, and measurable ROI.

Select a meeting slot
Direct calendar booking.
Zero obligations.
✓ 100% CODE & DATA OWNERSHIP ✓ EU AI ACT 2026 COMPLIANT ✓ PARTNER SOFTWARE HOUSE DEV BENCH (SLA)
Patryk Klesta — Fractional AI Architect
Scaling operations across industries including
E-commerce Marki White Label LegalTech Agencje B2B Hardware & Consumer Tech
+105h
Monthly operational time saved
46h Medivon DTP · 31h ERP Margin · 28h Checkout (Evidence ↓)
+$250k
Generated operational savings
Zero SaaS markups and 90% faster new SKU deployment cycle
57+
Production systems deployed
High-uptime workflows across commerce, retail and B2B
Problem Qualification

Which operational state describes your company?

Commerce brands and B2B enterprises bleed profit and hundreds of engineering hours in three mission-critical bottlenecks.

Product Data & PIM Bottlenecks

Thousands of SKUs, unstructured supplier PDFs, catalog sync errors, and multi-week translation lags blocking international product go-to-market launches.

Shadow AI & IP Leakage (EU AI Act)

Employees paste proprietary supplier pricing, contracts, and margin formulas into public consumer LLMs without access governance or EU AI Act 2026 compliance.

Delayed Margin & ERP Telemetry

True net profit reports arrive with a 14-day delay. Hidden margin erosion across marketplace fees, stockouts, and leadership making inventory bets in the dark.

Selection Architecture

Who gets the highest ROI?

I operate as an External Board Member / Fractional Executive. This requires close alignment with your leadership team. Therefore, I strictly qualify projects.

Who this IS for

  • B2B & Commerce brands with established product market fit, seeking operational leverage.
  • Executive Boards understanding AI as an investment in systems and workflows, not just prompts.
  • Business Owners wanting to retain proprietary knowledge (Defensive Moat) and become operationally sovereign.

Who this is NOT for

  • Early-stage startups without validated processes — AI only scales existing confusion.
  • Anyone looking for a "magic pill" or one-off generic workshop without systems engineering.
  • Anyone looking for 24/7 low-cost task outsourcing as a virtual assistant substitute.
Architecture Security

Technology Sovereignty Guarantee

Why the Fractional Architect model is safer for your company than an expensive software house and eliminates single key-person risk (Zero Bus Factor).

100% Ownership of Code & Data in Your Company

Zero proprietary SaaS wrappers and zero black boxes. All code, API connectors, and prompt logic run on your private VPS / cloud (Docker) and belong unconditionally to your enterprise.

Engineering Runbook & Regression Tests

Every deployed pipeline receives comprehensive architecture documentation, dataflow schemas, and automated quality tests. Any developer on the market can take over maintenance within 48 hours.

Board Architect + Software House Dev Bench

You pay zero corporate agency overhead. You get a dedicated Strategic Architect representing your executive board, backed by the production power of a partner Software House. Instant team scalability and SLA protection.

What standard agencies won't tell you

The Real Problems You Are Fighting

The true bottleneck is not the lack of AI. It is hidden operational debt, employee turnover, and lack of data governance that standard agencies never address.

PROBLEM 01

The Chaos Tax

The board plans growth while the team spends 60% of their day manually copying and re-entering data. This operational tax drains your margins, and hiring more people only multiplies the confusion.

PROBLEM 02

Shadow AI Risk

Employees paste sensitive business data into public consumer LLMs, risking IP leaks. By deploying sovereign infrastructure, I close this gap — your proprietary data is never used for training.

PROBLEM 03

Lack of a Defensive Moat

Mission-critical know-how lives in the heads of 2-3 individuals. Onboarding new talent takes months. Locking your expertise into an AI System creates an enduring, defensible moat.

EU AI Act 2026 Compliant
OWASP Top 10 for LLMs
LLMOps Telemetry (Langfuse)
Zero Data Retention (Privacy)
My Services

How can I help your business?

Bridging software engineering with board-level goals. I deploy sovereign AI systems with hard mathematical ROI.

01 / 03 · ENTRY DECISION SPRINT
7–10 Days · Fixed Fee: €1,600

AI Feasibility & Discovery Sprint

Precise diagnosis of a single mission-critical bottleneck before committing technology capital. Leadership receives a process map, measurable baseline calculation, 3 architectural options (SaaS vs Sovereign Code), and a board-ready GO / NO-GO decision card with projected ROI.

02 / 03 · MOST POPULAR
4 Weeks · €3,500 – €5,800

Fractional AI Architect & PoC

Rapid engineering of a working production prototype on your real company data in 4 weeks. End-to-end agent orchestration, API integration (ERP, PIM, Amazon, Shopify), and verifiable ROI proof before full-scale roll-out.

03 / 03 · ENTERPRISE PARTNERSHIP
Retainer / €120/h · SLA & Uptime

Sovereign System AI & LLMOps

Deployment of a dedicated production cluster in Docker containers (Hetzner VPS, Qdrant, Langfuse telemetry). Model drift monitoring, token cost optimization, EU AI Act 2026 governance, and tier-1 partner Software House SLA backing.

Client Reviews

What executives and partners say about working with me

Testimonial Video

Patryk was my strategic guide… He taught me immensely, and I constantly rely on his systems.

Anna Kowalczykannakowalczyk.pl
Testimonial Video

High-caliber tech expert. You can always count on his fast, precise, and professional execution.

Katarzyna Garncarskaradcaradzi.pl
Testimonial Video

If you need someone to analyze marketing data and automate pipelines… I recommend Patryk with full confidence.

Hubert Sebestaslaviacosmetics.com
Testimonial Video

Thank you for your guidance… You possess deep domain mastery and know exactly how to turn it into commercial leverage.

Sylwia Sitkowskasylwiasitkowska.pl
Testimonial Video

Working with Patryk is pure leverage. Absolute professionalism and profound knowledge of systems automation.

Dominik Homadominikhoma.pl
Testimonial Video

Patryk is on the leading edge of enterprise AI systems and knows exactly how to deploy them to accelerate throughput…

Mateusz Lenickiwebcrafters.pl
Patryk Kleśta
— Patryk
Who I Am

I protect, scale, and elevate company value.

My name is Patryk Klesta. I operate as an AI Architect protecting businesses from technical debt and operational chaos.

Over 15 years, I have built businesses in content marketing, e-commerce, and legal tech. Today, I partner with mid-market enterprises, eliminate operational friction, close Shadow IT security risks, and deploy sovereign on-premise and private cloud AI architectures.

Certifications

Certified AI Engineering Credentials

Formal software engineering accreditations in autonomous agentic systems, enterprise RAG, and AI-Native architectures.

10xDevs Certified AI-Native Engineer
Przeprogramowani · BraveCourses

10xDevs — Certified AI-Native Engineer

Executive Value: Delivering enterprise AI systems with zero technical debt. Rigorous Spec-Driven PRD workflows, regression test suites, and production-grade code integrity.
Core Competencies:
Spec-Driven PRD Claude Code & Cursor Playwright E2E & Visual AI Test-Driven Development (TDD) Legacy Systems Refactoring Domain-Driven Design (DDD) CI/CD Automated Code Review
Verify Credential ↗
AI_Devs 3 Certified AI Developer
BraveCourses · AI_Devs

AI_Devs — Generative AI & Enterprise RAG

Executive Value: Building corporate knowledge bases with 100% determinism (zero hallucinations in documents & invoicing) and 70–80% LLM token cost reduction.
Core Competencies:
Advanced Enterprise RAG Vector Databases (Qdrant) Deterministic Structured Outputs Multimodal Document OCR Token Cost Optimization Prompt Injection & Jailbreak Defense API & Webhook Orchestration
Verify Credential ↗
Agentic AI Certified Specialist
DataWorkshop Lab · Vladimir Alekseichenko

Agentic AI — Autonomous Agents & Harness

Executive Value: Autonomous agent architectures (L4–L5 Autonomy) executing complex multi-step workflows within strict safety guardrails and Human-in-the-Loop oversight.
Core Competencies:
Autonomous Agents (L4–L5) Harness Engineering Model Context Protocol (MCP) Short & Long-Term Memory LLM-as-a-Judge Evaluation Deterministic State Machines Self-Healing Loops
Official Verified Certificate ✓
Implementations

Production Systems I Have Built

Battle-tested, reliable AI systems eliminating manual repetitive overhead.

№ 01 · MEDIVON Retail & PIM / Hardware MDR
SAVINGS: 46 H / MONTH −90% SKU ROLLOUT TIME

Enterprise Product Master & Automated DTP

Baseline: Manual typesetting of user manuals and packaging for hundreds of medical SKUs consumed 52 monthly engineering hours with critical clinical error risks under MDR certification.

Implemented Architecture: Multimodal AI engine ingesting raw engineering CAD/PDF specs. Automated generation of manuals and print layouts in 26 languages (including RTL Arabic) directly into production Adobe Illustrator (0% hallucination rate).

Stack & Integrations: Python 3.12 · Illustrator ExtendScript O(1) · Qdrant · Docker · Pydantic
Full Case Study & Architecture →
№ 02 · COMMERCE CORP ($8M+ ARR) Sales Intelligence & ERP
SAVINGS: 31 H / MONTH MARGIN LATENCY: 3 SECONDS

Sales, Inventory & Margin Telemetry

Baseline: Net profit and inventory turnover reports were manually generated in spreadsheets every 14 days. Hidden margin erosion across marketplace commissions remained undetected until month-end.

Implemented Architecture: Serverless real-time telemetry architecture on Google Cloud Run integrated with ERP, Shopify/WooCommerce, and payment gateways. Automated margin anomaly detection and stockout pre-alerts.

Stack & Integrations: GCP Cloud Run · FastAPI · BigQuery · n8n Webhook Pipeline · Docker
Full Case Study & Architecture →
№ 03 · POLISH FOODIES E-Commerce & Conversion
SAVINGS: 28 H / MONTH +38% MOBILE CONVERSION

Universal 1-Click Checkout & Order Pipeline

Baseline: Complex multi-step checkout resulted in a 68% mobile abandonment rate. Order dispatch, invoicing, and warehouse synchronization required repetitive back-office handling.

Implemented Architecture: Unified 1-screen checkout with native digital wallet support (Apple Pay / Google Pay / Stripe) paired with automated webhook routing to fulfillment centers and server-side tracking.

Stack & Integrations: WooCommerce Core · n8n Automation Engine · Meta CAPI · Cloudflare Edge
Full Case Study & Architecture →
№ 04 · B2B PIPELINE Sales Automation / CRM
RECOVERED DEALS: +24% CRM DISPATCH: REAL-TIME

Leaky Pipeline Patcher & Lead Scoring

Baseline: Sales reps abandoned leads after a single touchpoint. Stalled B2B pipeline opportunities languished in CRM without timely follow-ups, reducing ROI on paid campaigns.

Implemented Architecture: Autonomous deal reactivator monitoring CRM state changes. The agent parses correspondence history, generates personalized revival sequences, and scores buyer intent.

Stack & Integrations: Hubspot / Pipedrive API · Python 3.12 · Claude 3.5 Sonnet · n8n Webhooks
№ 05 · LEGALTECH Enterprise RAG & Compliance
100% DETERMINISTIC 0% LLM HALLUCINATIONS

Sovereign Legal & Compliance Agent (Pravem)

Baseline: Legal partners and operations spent dozens of weekly hours manually parsing thousands of pages of case law, contract templates, and internal corporate bylaws.

Implemented Architecture: Hybrid RAG retrieval engine (vector search + BM25) hosted in private Docker containers. Verifiable paragraph-level citations with zero data transmission to public consumer LLMs.

Stack & Integrations: Qdrant Vector DB · Private Hetzner VPS · Langfuse LLMOps · Pydantic
№ 06 · CLINICAL & RECEPTION Voice AI & Scheduling
MISSED CALLS: 0% LATENCY: < 600 MS

Full-Duplex Voice Reception Agent

Baseline: Up to 35% of inbound calls went unanswered outside office hours, causing direct booking attrition and diminishing patient loyalty.

Implemented Architecture: Conversational voice agent with natural cadence, executing triage interviews, resolving complex service questions, and synchronizing calendar appointment slots in real time.

Stack & Integrations: Twilio SIP Trunking · Whisper STT · Fast-Inference LLM · Google Calendar API
Process

How we work together

No surprises and no hidden costs. A transparent, engineering-first engagement model from day one.

Step 01

Select a Meeting Slot

Book a slot in the calendar and briefly describe your operational or technical bottleneck. It takes 2 minutes.

⏱ 2 minutes
Step 02

Strategic Discovery (Zero BS)

We meet on Google Meet. I listen, analyze your numbers, and diagnose operational bottlenecks. If I don't find mathematical ROI, I will tell you upfront.

⏱ Online Meeting
Step 03

Action Plan & Delivery

Before writing a line of code, I audit your workflows. "Done-For-You": full architecture, API bridges, Docker deployment, and telemetry handled end-to-end.

→ Clear Roadmap
FAQ

Frequently Asked Questions

Is this solution only for large enterprises?
Not at all. My primary clients are mid-market companies and established B2B brands that want to scale operations without taking on heavy permanent headcount.
Do I need internal technical skills to operate these systems?
No. You provide the commercial objectives, and I handle the entire architecture. I build systems that are intuitive and require zero technical maintenance from your operational team.
What is the expected Return on Investment (ROI)?
You invest once in the architecture, and your existing staff handles 2x the throughput in the same timeframe. On our initial call, we calculate exact projected savings against your current baseline.
Do you lock my company into your agency (Vendor Lock-in)?
This is my core differentiator. I build on open standards with complete portability. You retain 100% ownership of the code and infrastructure on your own servers (Docker/Git).
What if you are sick or unavailable? How is the "Bus Factor" addressed?
This is the key advantage of sovereign architecture. No proprietary black boxes or closed SaaS wrappers. All code lives in your private repository (Git), containerized via Docker, with full engineering Runbooks, schemas, and regression test suites. Any qualified engineer can take over maintenance in 48 hours. Furthermore, I work in an established strategic alliance with a mature partner Software House, providing an immediate dev bench, code reviews, and 24/7 SLA continuity.
Is my proprietary enterprise data completely secure?
Yes. All architectures comply with EU AI Act 2026 and OWASP Top 10 for LLMs using dedicated corporate API endpoints with Zero Data Retention policies. Model providers never train on your commercial secrets.
Next Step

Scale Operations Without Headcount.

Select a time slot for a complimentary strategic session (preliminary ROI diagnosis). We will identify whether this architecture can save your team at least 20 hours per week.

  • Focused strategic call, zero sales pressure
  • Actionable technical architecture, zero fluff
  • Exact quantification of your current operational waste
Schedule a Strategy Session
🔒 Zero obligations · Full NDA & data confidentiality
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