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AMANDRZEJ MAREKENGINEER / ARCHITECT / FOUNDER
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UNIT AM-01WARSAW / REMOTE

Don’t browse
my portfolio.
Talk to it.

I build products and the systems behind them — from product scope and architecture to AI workflows, cloud delivery and dependable production releases.

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EN · VERIFIED DATA
SYSTEM GREETING

Hello. My name is Ami. I’m Andrzej’s digital counterpart. Ask me what he has built, how he works, or whether he could help with your product.

AI · chats not stored

0106
0110+years building products
0201product successfully sold
03∞idea to production mindset
04PL / ENcommunication
SELECTED WORK / 01-03

Systems with a reason to exist.

The strongest projects join product judgment with hands-on engineering. Some client names remain private; approved decisions and outcomes do not.

01Founder / Lead Software EngineerVERIFIED PROJECT

Importowo — Vehicle Intelligence Platform

A distributed marketplace processing approximately 100,000 new vehicle records per day for up to 20–30 thousand monthly visits.

The production application and domain were sold.

Node.js · TypeScript · PostgreSQL · RabbitMQ · Docker · AWS ECS · Amazon EC2 · Amazon RDS · Amazon S3 · Playwright · Monorepo · NLP
Case studyVisit project
02Tech & Team LeadVERIFIED PROJECT

Elite Medical Prep — AI Tutor Platform

A production Socratic AI Tutor used by hundreds of medical students across more than a thousand lessons.

Used by hundreds of students across more than a thousand lessons.

React · TypeScript · Node.js · Python · PostgreSQL · WebSocket · RAG · Vector Search · OpenAI · Anthropic · Google Gemini · Amazon Bedrock · AWS ECS · Amazon RDS · Amazon S3 · Amazon CloudFront · Amazon SQS
Case studyVisit project
03Senior Full-Stack EngineerVERIFIED PROJECT

Cazoo — Automotive Marketplace

Platform-wide delivery across the transformation from motors.co.uk to the new Cazoo experience.

Planned platform milestones delivered on schedule.

React · TypeScript · Next.js · Node.js · Tailwind CSS · Azure · BFF · Playwright
Case studyVisit Cazoo
CAPABILITY MATRIX / 01-06

Senior engineering, without the theatre.

Useful when the product is important, the edges are messy and somebody needs to connect technology with delivery.

01

SaaS & MVP

Turn an early product idea into a dependable production release.

02

Architecture

Make difficult technical decisions explicit, pragmatic and maintainable.

03

Cloud & delivery

Production infrastructure and delivery practices aligned with the product.

04

Integrations

Connect systems reliably where the happy path is not enough.

05

AI products

Grounded AI capabilities built around real product workflows.

06

Technical leadership

Hands-on technical direction that improves decisions and delivery.

CAREER ROUTE / SELECTED ROLES

Still hands-on. Wider field of view.

Each role added another layer of responsibility without replacing the craft of building.

01Oct 2024 – presentCazoo

Senior Full-Stack Engineer

Works across the ongoing transformation of motors.co.uk into the new Cazoo automotive marketplace.

02May 2022 – presentWideLab

Freelance Architect / Tech & Team Lead / Senior Full-Stack Engineer

Provides project-based senior engineering, architecture and technical leadership when WideLab needs additional ownership for a client engagement.

03Feb 2023 – Oct 2024importowo.pl

Lead Software Engineer / Founder

Founded, built, operated and sold a US vehicle-auction marketplace processing approximately 100,000 new vehicle records per day.

04Mar 2022 – Dec 2023IG Group (IG.com)

Senior Frontend Developer

Developed and optimized new and existing pages on IG's public, multilingual trading website.

NEW MISSION / INTAKE

Bring the difficult part.

Tell Ami what you are building. It will help determine the project stage, required support and whether Andrzej is a strong fit.

GOOD STARTING POINTS
AMI HANDOFF / CONTROLLED BRIEF

Give Andrzej the useful version.

A structured brief takes about 2 minutes. AMI does not send the conversation transcript.

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  3. 03Contact
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Andrzej Marek · Engineer / Architect / Founder© 2026 · ANDRZEJMAREK.MEPRIVACYCREATED BY DEERFLOW