What kind of work can I contact you about?

AI agents and automated business workflows, CRM and ERP systems and internal business software, SaaS applications with dashboards and admin systems, and APIs, integrations, and backend architecture.

Hi, I'mJakub KowalskiAI Agents & Automation · CRM & ERP · SaaS · APIs & Backend Systems

I design and build production-grade software: AI agents and automated workflows, CRM and ERP systems, SaaS products, and the APIs and backend systems that connect them.

AI Agents & AutomationCRM & ERPSaaSAPIs & Backend Systems

Jakub Kowalski at his desk in a bright office

Selected work

Projects and case studies.

What you will find here

Projects across AI agents and automation, CRM and ERP systems, SaaS products, and APIs and backend systems.

AI Agents & AutomationCRM & ERPSaaSAPIs & Backend Systems

Project case studies will be published here.

Where I help

The work starts in one of these four areas.

What usually matters

Some projects start with automating a workflow, others with a CRM or ERP, a SaaS product, or the APIs and backend underneath. Most connect more than one.

Clear scopeSolid integrationsMaintainable code

Agentic workflows01

AI Agents & Automation

Design AI agents and automated workflows that use tools, follow business rules, and take repetitive, multi-step work off people's plates.

Best suited for

Teams that want to automate business processes and connect language models to real operational tools.

Tool-using agents with clear roles and approval steps

Automated workflows connected to existing systems

AI agentsOrchestrationLLM integrationsWorkflow automation

Operations software02

CRM & ERP Systems

Build and extend CRM and ERP systems and internal business software that keep customer, sales, and operations data in one reliable place.

Best suited for

Businesses that need operations platforms, sales tooling, or workflow management shaped around how they work.

Customer lifecycle and sales workflows

Integrations between business systems and data

CRMERPIntegrationsInternal tools

Product development03

SaaS Products

Develop SaaS applications from the data model to the customer-facing product, including dashboards, admin systems, and subscription features.

Best suited for

Founders and product teams building or growing a multi-tenant, customer-facing application.

Multi-tenant application architecture

Customer-facing dashboards and admin systems

Multi-tenantDashboardsAdmin systemsSubscriptions

Server-side architecture04

APIs & Backend Systems

Design APIs and backend architecture that are secure, well documented, and ready to integrate with third-party services at scale.

Best suited for

Products and platforms that need dependable APIs, integrations, and scalable server-side systems.

API design with authentication and webhooks

Third-party integrations and background jobs

APIsWebhooksBackground jobsDatabases

Core capabilities

Four areas, one production-grade approach.

What ties it together

The tools change with the problem; the goal stays the same: reliable automation, well-structured business systems, and backend services that are easy to extend.

AI agentsBusiness systemsSaaSAPIs

AI Agents & Automation

AI agents and automated workflows that use tools and move business processes forward.

AI agentsAgentic workflowsAutomation

Often includes

Tool-using agentsOrchestrationLLM integrationsWorkflow automationBusiness process automationAI-assisted operations

CRM & ERP

CRM and ERP systems and internal business software for sales, customers, and operations.

CRM systemsERP systemsOperations platforms

Often includes

Customer lifecycle systemsSales and operations toolingWorkflow managementInternal business softwareSystem integrations

SaaS

SaaS applications from the data model to the customer-facing product.

SaaS applicationsProduct developmentMulti-tenant platforms

Often includes

Subscription softwareDashboardsAdmin systemsCustomer-facing applications

APIs & Backend Systems

APIs, integrations, and backend architecture for scalable server-side systems.

APIsBackend architectureIntegrations

Often includes

AuthenticationWebhooksThird-party integrationsBackground jobsDatabasesDistributed services

Professional profile

I build software that runs real business workflows.

I'm Jakub Kowalski, a Polish software professional working across AI agents and automation, CRM and ERP systems, SaaS products, and APIs and backend systems.

AI Agents & AutomationCRM & ERPSaaSAPIs & Backend Systems

What I focus on

I design AI agents and automated workflows that use tools, follow business rules, and take repetitive, multi-step work off people's plates.

I build CRM and ERP systems, internal business software, and SaaS products — from the data model and integrations to the dashboards and admin systems people use every day.

Underneath, I design the APIs and backend systems that tie it together: authentication, webhooks, third-party integrations, background jobs, and scalable server-side architecture.

Quick answers

Things people usually ask me.

Something else on your mind?

If your question isn't here, send it through the contact form.

Jakub Kowalski is a Polish software professional who designs and builds production-grade software across four areas: AI agents and automation, CRM and ERP systems, SaaS products, and APIs and backend systems.

Next step

If the fit feels right, we can keep the first step simple.

Look through the work or send a short note through the contact form. Whatever helps you get context fastest.

AI Agents & AutomationCRM & ERPSaaSAPIs & Backend Systems

Let's talk

If there's a build, integration, or idea worth exploring, send a note.

Best starting points

Bring a workflow to automate, a CRM or ERP to build, a SaaS product idea, or an API and backend question.

AI Agents & AutomationCRM & ERPSaaSAPIs & Backend Systems

Project brief

Send a note

Share the problem, timeline, or project you have in mind. A short brief is enough.

Hi, I'mJakub KowalskiAI Agents & Automation · CRM & ERP · SaaS · APIs & Backend Systems

Projects and case studies.

The work starts in one of these four areas.

AI Agents & Automation

CRM & ERP Systems

SaaS Products

APIs & Backend Systems

Four areas, one production-grade approach.

AI Agents & Automation

CRM & ERP

SaaS

APIs & Backend Systems

I build software that runs real business workflows.

Things people usually ask me.

Who is Jakub Kowalski?

What kind of work can I contact you about?

If the fit feels right, we can keep the first step simple.

If there's a build, integration, or idea worth exploring, send a note.

Send a note

Projects and case studies.

The work starts in one of these four areas.

AI Agents & Automation

CRM & ERP Systems

SaaS Products

APIs & Backend Systems

Four areas, one production-grade approach.

AI Agents & Automation

CRM & ERP

SaaS

APIs & Backend Systems

I build software that runs real business workflows.

Things people usually ask me.

Who is Jakub Kowalski?

What kind of work can I contact you about?

If the fit feels right, we can keep the first step simple.

If there's a build, integration, or idea worth exploring, send a note.

Send a note