Mario Gmbh - Software and Data Engineer

Q: Where is Mario based?

Mario is based in Ottobrunn, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Mario speak?

Mario speaks the following languages: English (Advanced), German (Intermediate) .

Q: How many years of experience does Mario have?

Mario has at least 5 years of experience. During this time, Mario has worked in at least 3 different roles and for 1 company . The average length of individual experience is 1 year and 3 months . Note that Mario may not have shared all experience and actually has more experience.

Q: What is Mario's latest experience?

Mario's most recent position is Software and Data Engineer at Plexify GmbH .

Q: What companies has Mario worked for in recent years?

In recent years, Mario has worked for Plexify GmbH .

Q: Which industries is Mario most experienced in?

Mario is most experienced in industries like Information Technology (IT) , Automotive , and Tourism and Hospitality . Mario also has some experience in Retail .

Q: Which business areas is Mario most experienced in?

Mario is most experienced in business areas like Information Technology (IT) , Business Intelligence , and Product Development . Mario also has some experience in Quality Assurance (QA) .

Q: What is the availability of Mario?

Mario is immediately available full-time for suitable projects.

Recommended expert

Ottobrunn, Germany

Experience

Apr 2025 - Present

11 months

Ottobrunn, Germany

Software and Data Engineer

Plexify GmbH

Architecture, design, and development of an MVP application for a provider of specialized travel experiences
Technologies: Python, FastAPI, Firestore, Firebase, Docker

Jul 2024 - Mar 2025

9 months

Ottobrunn, Germany

Data Engineer

Plexify GmbH

Design and development of microservices and data pipelines in a retail environment
Integration, extension, and maintenance of the ERP/CRM framework Odoo
Deployment and operation of web services and pipelines on the Google Cloud Platform
Technologies: Python, Odoo, Flask, Streamlit, Docker, GCP, GCP Cloud Run, PostgreSQL

Jul 2022 - Jun 2024

2 years

Ottobrunn, Germany

Data Engineer

Plexify GmbH

Consulting with stakeholders and deriving technical requirements
Architecture, development, and maintenance of robust and scalable ELT/ETL pipelines using Apache Airflow and Dataform
Design and monitoring of data schemas for improved data integrity and quality
Interactive visualization and exploration of data streams and datasets with Streamlit
Design, implementation, and maintenance of data ingestion services and interfaces in the data warehouse (BigQuery)
Architecture, optimization, and further development of the data warehouse infrastructure
Analysis and evaluation of existing and new external data sources
Development of various web and microservices
Integration of Machine Learning (clustering) and large language models
Administration, deployment, operation, and optimization of web services and pipelines on the Google Cloud Platform
Technologies: Python, Flask, Streamlit, SciKit Learn, Pandas, Numpy, OpenAI SDK, Plotly, DuckDB, Docker, GCP, GCP Cloud Run, GCP BigQuery, GCP Dataform, Apache Airflow, JSON, XML, XLST, CSV, Parquet, Jira

Apr 2021 - Jul 2022

1 year 4 months

Ottobrunn, Germany

Embedded Automotive Software Engineer

Plexify GmbH

Consulting with stakeholders and deriving technical requirements
Further development and optimization of test case catalogs and scenarios for integration tests of battery management software for electric vehicles
Deriving requirements and implementing model-based tests with the TPT test automation tool
Development and maintenance of test automation scripts
Error and performance analysis of software components in C and MATLAB Simulink
Technologies: Python, TPT, SVN, IBM Doors, C, MATLAB

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (2 years), Automotive (1.5 years), Tourism (1 year), and Retail (0.5 years).

Information Technology

Automotive

Tourism

Retail

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (3.5 years), Business Intelligence (2.5 years), Product Development (2 years), and Quality Assurance (1.5 years).

Information Technology

Business Intelligence

Product Development

Quality Assurance

Skills

Programming Languages:

Python: Fastapi, Flask, Streamlit

Databases:

Firestore
Postgresql
Gcp Big Query

Other Frameworks And Technologies:

Docker
Gcp
Gcp Big Query
Gcp Cloud Run
Gcp Dataform
Streamlit
Plotly
Odoo
Scikit Learn
Pandas
Numpy
Openai Sdk
Duckdb
Apache Airflow
Json
Xml
Xlst
Csv
Parquet
C
Matlab
Jira
Ibm Doors
Svn
Git

Languages

English

Advanced

German

Intermediate

Profile

Created

June 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Mario based?

Mario is based in Ottobrunn, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Mario speak?

Mario speaks the following languages: English (Advanced), German (Intermediate).

How many years of experience does Mario have?

Mario has at least 5 years of experience. During this time, Mario has worked in at least 3 different roles and for 1 company. The average length of individual experience is 1 year and 3 months. Note that Mario may not have shared all experience and actually has more experience.

What roles would Mario be best suited for?

Based on recent experience, Mario would be well-suited for roles such as: Software and Data Engineer, Data Engineer, Embedded Automotive Software Engineer.

What is Mario's latest experience?

Mario's most recent position is Software and Data Engineer at Plexify GmbH.

What companies has Mario worked for in recent years?

In recent years, Mario has worked for Plexify GmbH.

Which industries is Mario most experienced in?

Mario is most experienced in industries like Information Technology (IT), Automotive, and Tourism and Hospitality. Mario also has some experience in Retail.

Which business areas is Mario most experienced in?

Mario is most experienced in business areas like Information Technology (IT), Business Intelligence, and Product Development. Mario also has some experience in Quality Assurance (QA).

What is the availability of Mario?

Mario is immediately available full-time for suitable projects.

What is the rate of Mario?

Mario's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.