B3Group

b3.se

b3.se • HQ: Warsaw, Poland

HQ: Warsaw, Poland

Actively hiring

Data & Analytics

View 53 jobs

Overview

News

Technologies

Salaries

Products

People

Growth

Jobs

Financials

Overview

B3Group is a Polish company active in the information technology and business services sector. It delivers IT consulting, software implementation, and support services for corporate clients seeking technology solutions for their operations.

Technologies

Tech DNA

SQL

Java

Python

Spring Boot

PyTorch

TensorFlow

PostgreSQL

Google BigQuery

ElasticSearch

GCP

Azure

AWS

Claude

LLM

ChatGPT

AI/ML

SQL

Python

Scala

C++

GCP

CI/CD

PostgreSQL

Kubernetes

GitHub

Azure

Docker

Google BigQuery

AWS

Git

Jenkins

PyTorch

TensorFlow

AI Agents

Claude

ElasticSearch

Terraform

GitHub Actions

GitLab CI

GitLab

Vertex AI

Claude Code

SLI/SLO/SLA

ArgoCD

Dynatrace

Grafana

OpenTelemetry

Prometheus

IAM

NumPy

Copilot

MS SQL

Databricks

Ansible

Helm

GitOps

Amazon S3

NLP

Pandas

Model Context Protocol

LLM

ChatGPT

Spark

Apache Iceberg

Google Cloud Run

Amazon EC2

Amazon EKS

WebSockets

Windows Server

Azure AKS

CloudFormation

Google GKE

Incident Management

Blue-Green Deployment

PagerDuty

Bitbucket

Splunk

dbt

Cursor

Airflow

Computer Vision

Embeddings

Prompt Engineering

RAG

Reranking

Scikit-learn

Feature Store

STL

Db2

ClickHouse

MySQL

Microsoft Fabric

Vector

Azure DevOps

LLM Guardrails

Azure Cosmos DB

Backend

PHP

Elixir

Apache Kafka

Spring Boot

Rest API

RabbitMQ

.NET

GraphQL

Quarkus

Django

Hibernate

Mobile

Java

Kotlin

TypeScript

JavaScript

Node JS

Swift

JUnit

Kotlin Coroutines

Clean Architecture

Jetpack Compose

MVVM

ASP.NET Core

Android SDK

GraalVM

Entity Framework Core

Swift Concurrency

Spring Cloud

Spring MVC

Spring Security

Testcontainers

JOOQ

Spring Framework

Gradle

Maven

Nest.JS

Firebase

Fastlane

SwiftUI

XCTest

Android NDK

Kotlin Multiplatform

Modularization

Reactive Programming

MVI

Security

PowerShell

YARA

tfsec

PCI DSS

Microsoft Entra ID

Any.run

MISP

Sysmon

Velociraptor

VirusTotal

Wireshark

YARA

ISO 27001

Keycloak

Postman

Selenium

TestNG

Insomnia

Playwright

Rest-Assured

Frontend

React.js

Angular

Tailwind CSS

Next.js

Redux

Storybook

Figma

shadcn/ui

Radix UI

Other

ABAP

Verilog

VHDL

Jira

Confluence

ETL/ELT

Power BI

PoC Library

QlikSense

Linear

Notion

Slack

ServiceNow

Stack modernity Cutting-edge AI adopter

85/100

How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.

In-demand technologies

SQL 21 job Required

GCP 16 jobs Required

CI/CD 15 jobs Required

Java 15 jobs Required

Python 13 jobs Required

PostgreSQL 12 jobs Required

Apache Kafka 10 jobs Required

Kubernetes 9 jobs Required

Salary medians are calculated from this company's open jobs and compared with the market.

Industry adoption

Python

25%

SQL

21%

CI/CD

20%

AWS

20%

JavaScript

19%

Kubernetes

19%

Share of companies in the same industry that use each technology.

Stack changes

ServiceNow Aug 2026

IAM Aug 2026

Microsoft Fabric Aug 2026

Amazon S3 Aug 2026

GitLab Aug 2026

GitHub Aug 2026

ETL/ELT Aug 2026

Feature Store Aug 2026

Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.

Similar stack

Jobgether 151 shared technologies

Emagine 147 shared technologies

Link Group 134 shared technologies

Devoteam 132 shared technologies

Accenture 132 shared technologies

Antal 132 shared technologies

Growth

Hiring Momentum

69/100

Growing

Open positions

0 opened / 2 closed in 30 days

Median time-to-fill

15 days

faster than 57% of the market

ATS activity

Every ~2 days

08/31/2026

Hiring Dynamics +100%

Hiring Focus

The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.

Backend

45% ▲

Data Science

14% ▼

Mobile

10% ▲

7% ▼

Security

7% ▲

Analytics

7% ▲

Actively hiring for Backend (+10 in 30 days)

Activity Timeline

Added ServiceNow to stack Aug 2026

Added IAM to stack Aug 2026

Added Microsoft Fabric to stack Aug 2026

Added Amazon S3 to stack Aug 2026

Added GitLab to stack Aug 2026

Added GitHub to stack Aug 2026

Added ETL/ELT to stack Aug 2026

Added Feature Store to stack Aug 2026

Added LLM Guardrails to stack Aug 2026

Added VHDL to stack Aug 2026

Added Verilog to stack Aug 2026

Added STL to stack Aug 2026

Jobs

Business Analyst

5 days ago

≈ $34k – $71k per year (Estimated) • Remote/Hybrid • Full-Time • 5+ years exp • Wrocław

Confluence

Jira

Apply

View

Analityk przetwarzania danych

7 days ago

≈ $35k – $77k per year (Estimated) • In office • Full-Time • Wrocław

SQL

Power BI

Apply

View

Senior C Engineer (with C++)

8 days ago

In office • Full-Time • 5+ years exp • Master's Degree

C++

Java

Verilog

VHDL

STL

Apply

View

Senior Android Developer (large scale app)

14 days ago

≈ $50k – $96k per year (Estimated) • In office • Full-Time • 5+ years exp • Kraków

Java

Kotlin

Kotlin Coroutines

AI/ML

AI Agents

Mobile

Android SDK

Clean Architecture

Firebase

Jetpack Compose

MVVM

DevOps

CI/CD

Git

GitHub Actions

GitLab CI

Rest API

GitHub

GitLab

Management

Confluence

Apply

View

Java/Kafka Developer-Analyst (Data Platform)

15 days ago

≈ $52k – $94k per year (Estimated) • In office • Full-Time • Wrocław

Java

Apache Iceberg

Apache Kafka

Frontend

GraphQL

DevOps

Grafana

OpenTelemetry

Prometheus

Management

Confluence

Jira

Apply

View

Java/Kafka Engineer (Data Platform)

15 days ago

≈ $52k – $93k per year (Estimated) • In office • Full-Time • Wrocław

Java

GraalVM

Quarkus

Spring Boot

Databases

Apache Iceberg

Apache Kafka

Frontend

GraphQL

DevOps

Dynatrace

Grafana

OpenTelemetry

Prometheus

Amazon S3

Management

Confluence

Jira

Apply

View

Agentic .NET Backend Developer

16 days ago

≈ $52k – $95k per year (Estimated) • In office • Full-Time • Kraków

.NET

Databases

Apache Kafka

PostgreSQL

RabbitMQ

AI/ML

AI Agents

Claude

Claude Code

Model Context Protocol

DevOps

Azure

Docker

Kubernetes

Apply

View

Senior Python Developer

16 days ago

≈ $63k – $100k per year (Estimated) • In office • Full-Time • Kraków

Python

Django

Databases

PostgreSQL

AI/ML

Claude

Claude Code

Copilot

Cursor

DevOps

Rest API

GitHub

Apply

View

Senior .NET Engineer (Data Platform & AI Agents)

16 days ago

≈ $61k – $97k per year (Estimated) • In office • Full-Time • 5+ years exp • Kraków

SQL

.NET

Entity Framework Core

Databases

PostgreSQL

Microsoft Fabric

AI/ML

AI Agents

Claude

Claude Code

LLM

Model Context Protocol

Apply

View

Kafka Engineer

20 days ago

≈ $52k – $94k per year (Estimated) • In office • Full-Time • Wrocław

Apache Kafka

DevOps

Amazon EC2

Amazon EKS

Ansible

AWS

CI/CD

GitHub Actions

GitLab CI

Grafana

Jenkins

OpenTelemetry

Prometheus

SLI/SLO/SLA

Terraform

Kubernetes

Amazon S3

GitHub

GitLab

IAM

Cybersecurity

tfsec

Management

Confluence

Jira

Apply

View

Senior iOS Developer

20 days ago

≈ $51k – $99k per year (Estimated) • In office • Full-Time • Warsaw

Swift

Swift Concurrency

Mobile

Clean Architecture

Fastlane

MVVM

SwiftUI

XCTest

DevOps

CI/CD

Apply

View

Senior Software Engineer

28 days ago

In office • Full-Time

Java

Spring Boot

Spring Cloud

Spring MVC

Spring Security

Testcontainers

Databases

Apache Kafka

PostgreSQL

AI/ML

Claude

Claude Code

AI Agents

Mobile

JUnit

DevOps

Docker

GitLab CI

Helm

Kubernetes

GitLab

Apply

View

Show more jobs