Check out our ebooks

Don't judge a book by its cover, it's what's inside that matters! In the case of our ebooks, the interior offers a solid dose of knowledge developed by top specialists.

Architect's Map - a guide to the world of Ports & Adapters

Author: Rafał Boszkowicz

Architect's Map - a journey around CQRS

You must gather your...map, before venturing forth. Download our e-book and set off on a journey where we will guide you through key concepts and application architectures, focusing on CQRS!

Author: Łukasz Angulski

Step into the Kotlin coding world... with a cookbook :)

Our e-book will guide you through the secrets of building web applications using Spring Boot in the Kotlin language.

Author: Adrian Michalski

Java 21 - a peek inside

Besides virtual threads, is there anything else interesting in Java 21? What should you be looking forward to? Our e-book has the answers!

I am satisfied with the team's work, flexibility, and commitment. It's been a model of excellent cooperation from the very beginning. It was beneficial and time-effective for us to outsource the implementation of the new tools. J-labs uses the best and the most effective ways of delivering software.
Mathilde Kowitz
Head of IT, Bijou Brigitte
What distinguishes j‑labs in our cooperation is a high level of developer experience, engagement and efficient team management. We appreciate the quality of work of j‑labs experts and consistent implementation of the challenges set in front of them.
Bartłomiej Matejczyk
IT Director, Crif
j-labs software specialists are able to produce and deliver excellent source code for their platform. The client is impressed with how agile their process is and the quality of work they're getting at a fair price.
Project Lead
DB Schenker
The partner is satisfied with the high level of expertise and overall engagement. j‑labs software specialists implement a seamless project management style and consistently meet expectations. Transparency and flexibility are hallmarks of their high-quality work.
Peter Dearman
Director of Engineering SMS, Sinch
Our partner cooperation with developers and j‑labs software specialists is smooth and on time. Their commitment, liability and focus on target accomplishment enable agile project development.
Marcelina Wierzbicka
Recruitment & Employer Branding Specialist, Kitopi

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Join the largest companies in the world
that have completed their digital transformation together with us.

A reliable, safe and simple to manage platform allowing to host API and applications for inner clients

Software Hosting Platform – environment allowing to host API and applications created for organization’s inner clients and their specific needs. Platform was built using new technology, such as AWS, Terraform, Kubernetes and KongHQ Gateway API, which guarantee scalability, flexibility and high services availability and accessibility.

Budowa niezawodnej, bezpiecznej i łatwej w zarządzaniu platformy umożliwiającej hostowanie API oraz aplikacji klientom wewnętrznym

A web application allowing for a quick setting-up a bank account

Creating a web application allowing for a quick filing an online motion for creating a bank account. The language used was Java for backend and JavaScript for frontend. Testing framework was also based on JavaScript, with the usage of Selenium.

Check out our ebooks

What do our clients say?

Mathilde Kowitz

Bartłomiej Matejczyk

Project Lead

Peter Dearman

Marcelina Wierzbicka

Work with specialists who deliver the best possible product.