Simple is not easy

Languages and development

Python: custom development, data and AI

When no boxed solution exists and the tool's core cannot be modified, business logic is written as a separate service.

We don't touch the tool's core: business logic moves into adjacent Python microservices linked via API and queues.

57,9%of developers actively code in Python — 4th place worldwide and +7 pp year over year
#1in the TIOBE index with a ~23.9% share — more than C++ and Java combined
600k+ready-made PyPI packages instead of custom-built solutions — "read before you write"
15k–20k RPSthroughput of an async FastAPI microservice on a single machine

Development

Development sells through the speed of changing a business process

For e-commerce, B2B, microservices and Python, what matters is not the stack but the locality of changes: a new channel, order, catalog or service must not break the whole system.

MVPa first measurable release instead of long development with no impact
APIcontracts between systems instead of direct dependencies
AIagents speed up engineering and operational processes

e-commerce

Omnichannel, accurate channel analytics, reservations, PIM and marketplaces.

B2B

Self-service portal, personal prices, stock, limits, documents and reorders.

Microservices/Python

Services around the core that can be tested, shipped and scaled independently.

ordercatalogserviceintegrationsales channel

Industry solutions

What you can build with Python

All Solutions

Capabilities

Python capabilities

Tool core (Pimcore / ERP / CRM) — left untouchedPython business-logic microservice (FastAPI, async)Message bus / queue (REST, gRPC, Kafka/RabbitMQ)ETL/ELT data pipeline (Airflow, pandas/Polars)Analytics layer and data warehouseAI/ML inference service (PyTorch, LLM, RAG)Clients and external systemsCI/CD, tests, observability (DORA/SRE practices)
KT.Team approach diagram: the tool's core (Pimcore/ERP/CRM) is not modified; custom business logic, data pipelines and AI services are moved into separate Python services linked via API and message queues. It shows data flows from sources through ETL into the analytics layer and back into business systems, plus the request path from the client to the async API and ML inference.

Custom microservices alongside the core

Logic missing from the box lives in a separate service — Pimcore, ERP and CRM stay on an upgradable base, without forking or patching the core.

API and integration layer

FastAPI/async serves 15,000–20,000 requests/s on a single machine — external systems and the frontend get data with no bottlenecks.

Data engineering and ETL/ELT

Pipelines on Airflow, pandas and Polars gather data from disparate sources into a single layer for analytics and reporting.

ML and AI services

Recommendation, forecasting and classification models are deployed as services and embedded into existing business processes.

LLM and RAG wrapper layer

Python is the native environment for LangChain, vector databases and agents: internal assistants and document search reach production faster.

Automation and processing scripts

Routine exports, syncs and data checks move into code — less manual work and fewer operator errors.

Transferability and handover to teams

The widest developer market and mature standards: the project moves between teams and contractors without rewrites.

DORA/SRE engineering practices

Tests, CI/CD, typing and observability deliver predictable releases and fast recovery during incidents.

Approach

How we implement Python

Minimal core modification

We do not fork or patch the Python core. Python stays on a standard, upgradable version — business logic moves into separate microservices alongside, so platform updates do not break your customizations.

International Standards, Not Homegrown Hacks

Where a mature international solution exists, we use it instead of inventing our own protocol or platform. Before writing code, we study how the problem is already solved in the industry.

Transferability

The solution is loosely coupled and documented: it can be handed over between teams and contractors without rewriting. You are not tied to us.

AI compatibility

Python in the AI stack

Native stack for AI and ML

Python is the de facto standard for machine learning and data science: 41% of Python developers use it specifically for ML, and the PyTorch/scikit-learn/Transformers ecosystem covers the full cycle from prototype to production.

LLM agents and RAG out of the box

LangChain, LlamaIndex, Claude/OpenAI clients and vector databases are first-class Python libraries. Internal assistants and corporate data search are built on mature components, not in-house code.

AI-friendly codebase

Python leads in model training data and in coverage by AI coding assistants — code generation, review and refactoring are more accurate, speeding up delivery.

Serving models alongside business logic

FastAPI inference endpoints are deployed as separate microservices and embedded into existing processes without touching the ERP/CRM core.

Projects

Cases

All cases

Contacts

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