BI Specialist / advanced SQL + Power BI (incl. advanced Excel knowledge and connections)

KMD Poland; Warszawa; On-site; PLN 120,000 - 180,000; Full time

Job summary

KMD Poland is seeking a BI Specialist to leverage SQL, Excel, and Power BI to build sophisticated internal reports and automate reporting processes. You will work with an internal Report Generator, develop data models in Excel, and collaborate with teams across the organization to deliver accurate insights.

The role emphasizes analytical thinking, practical data experience, and a willingness to work with AI and REST APIs as needed.

Qualifications

• Intermediate to advanced SQL skills.
• Advanced Excel knowledge, including data modelling and connections.
• Practical experience working with data.
• Strong analytical and problem-solving capabilities.
• Experience working with reporting is an advantage.
• Power BI knowledge is an advantage.
• Experience using AI and working with REST APIs is an advantage.

Responsibilities

• Create and enhance reports in the internal Report Generator.
• Build and maintain data models in Excel.
• Support the long-term automation of report preparation and distribution.
• Prepare and distribute reports for internal stakeholders and external clients.
• Apply analytical thinking to data and reporting requirements.

Skills

SQL skills

Advanced Excel

Data modelling

Analytical thinking

Tools

Power BI

REST API

Report Generator

AI tools

Job description

At KMD, we build digital solutions used by millions of people around the world. These solutions are the digital foundations of our most important institutions, from governments and public services to financial industries and private companies. Our mission is to ensure that they are reliable, accessible, and efficient.

We believe that the future is what you make it. So a career at KMD is a career with purpose and freedom. One where you'll have a direct hand in improving the lives of people, while being empowered with the resources and autonomy to shape the course of your own professional journey.

We are looking for a BI Specialist with strong analytical capabilities, practical experience working with data, and solid SQL knowledge. The role is focused on advanced Excel data modelling and an internally developed Excel-based Report Generator.

More about the product:

You will create and develop reports in the internal Report Generator and, over time, support their automation. You will also take over selected operational reporting responsibilities, including preparing and distributing reports. Reporting will primarily support internal recipients at different organisational levels, with selected outputs subsequently distributed to external clients.

Tech Stack in the project:

#SQL #Excel #ReportGenerator #PowerBI #RESTAPI #AI

Your responsibilities:

• Create and enhance reports in the internal Report Generator.
• Build and maintain data models in Excel.
• Support the long-term automation of report preparation and distribution.
• Prepare and distribute reports for internal stakeholders and external clients.
• Apply analytical thinking to data and reporting requirements.

Personal Requirements:

• Intermediate to advanced SQL skills.
• Advanced Excel knowledge, including data modelling and connections.
• Practical experience working with data.
• Strong analytical and problem-solving capabilities.
• Experience working with reporting is an advantage.
• Power BI knowledge is an advantage.
• Experience using AI and working with REST APIs is an advantage.

How do we work?

We follow Agile principles in our work - we generally work in bi-weekly iterations and produce production-ready functionalities at the end of each iteration. In some cases, we work in a project mode.

• We work as a team and help each other out.
• We work across the company, touching different business areas, solutions and technologies.
• We have end-to-end responsibility for the features we develop - from business requirements, through design and implementation up to running features on production.
• Our team is cross-functional (7 people) - we develop, test, build solutions and pipelines, maintain features they have built and are in contact with internal stakeholders.
• More than 50% of our work is spent on new product features.
• Teams' own domains in the solution and the corresponding system components.
• We value feedback and continuously seek improvements.
• We value software best practices, expertise and craftsmanship.