Full Stack Software Engineer CatMan Apps (m/f/d)

Job description

We use third‑party services to help us optimise our web site (analytics) and place personalised advertisements (advertising).

To use these services, we need your consent.

Responsibilities

Design, develop, and maintain

backend services

and

APIs

using

Node.js

and the

NestJS

framework.

Work with both

relational (PostgreSQL)

and

NoSQL (MongoDB)

databases, ensuring data integrity, performance, and scalability.

Design, develop, and maintain frontend application and components with

React .

Develop and manage infrastructure as code using

Terraform

to provision and maintain cloud resources in

Google Cloud Platform (GCP) .

Deploy, monitor, and scale applications using containerization technologies, primarily

Docker

and

Kubernetes .

Utilize Google BigQuery

for querying and analyzing large datasets.

Write clear, maintainable, and well‑tested code, adhering to best practices and coding standards.

Participate in code reviews, technical design discussions, and troubleshooting.

Your Profile Core Technical Expertise

3+ years

of professional experience in software development.

Deep practical experience with the

NestJS framework .

Deep experience with GraphQL.

Proficiency in database management and query optimization for both

MongoDB

and

PostgreSQL .

Solid understanding of React

and its core principles (Hooks, state management).

DevOps & Cloud

Hands‑on experience with

Terraform

for Infrastructure as Code (IaC).

Familiarity with

Google Cloud Platform (GCP)

services (e.g. Compute Engine, Cloud Functions, Cloud SQL, etc.).

Experience with containerization using

Docker

and orchestration with

Kubernetes .

Data & Analytics (Desired Knowledge)

Knowledge of BigQuery

for data warehousing and analysis.

Knowledge of Looker Studio

for creating reports and dashboards.

Knowledge of Microfrontends architecture

and best practices for large, decoupled front‑end applications.

General

Strong understanding of

RESTful APIs , microservices architecture, and system design.

Experience with version control systems (e.g. Git).

Excellent problem‑solving, communication, and collaboration skills.

Bonus Points

Experience with CI/CD pipelines (e.g. Cloud Build, Jenkins).

Knowledge of modern security practices in software development and deployment.

Experience in a fast‑paced, Agile environment.

About Us MediaMarktSaturn Technology is working to make Europe’s number‑one consumer electronics retailer the technology leader in its industry.

To this end, several hundred developers, UX designers and system architects using state‑of‑the‑art technology work hand in hand with business owners in agile teams to develop customer‑focused technology solutions for more than 6 million customers every day in 13 countries.

Within the Global Technology division, you are part of a strong cross‑functional team of software engineers, data scientists and analytics experts to drive the development of our global product data management.

With the team and in close collaboration with the business product owner, you will design and develop data and analytics solutions on our cloud‑based technology platform to support our business in product data management.

We’re looking for an

Software Engineer

with a passion for building robust, scalable, and high‑performing applications.

The ideal candidate will have strong expertise in

Node.js development , utilizing the

NestJS framework , coupled with proficiency in both

MongoDB

and

PostgreSQL

databases.

A solid understanding of

React

is also essential for collaboration on our front‑end projects.

Experience with

DevOps practices , specifically

Terraform

for infrastructure as code, and familiarity with

Google Cloud Platform (GCP)

services and

Kubernetes , will be highly valued.

Additional Benefits

Young environment , where not everything is written in stone, and where you are expected to contribute and co‑create the culture of the Tech Hub and

international collaboration model

You’ll have a

10% discount

on the entire

MediaMarkt website , so you can treat yourself at a lower price whenever you want!

On top of your

compensation package , you can request Flexible Pay “MediaFlex program” (a.e. Ticket Restaurant, Private Health Insurance with

DKV , …)

Flexible working

time and possibility to combine home office / presential working.

Intensive workday

every Friday and during summer

The possibility to choose between

2 offices : The first one is the

MediaMarkt Iberia HQ

with a very attractive menu at a price.

You’ll eat for less than €4! And the second office is located at

Pier01, in Barceloneta , right in the center of Barcelona.

Free coffee and free fruit once a week

If you need a

VISA , don’t worry, we’ll assist you with the visa process and accompany you throughout the entire process!

There is a

training budget

so you can continue developing the skills you need most to keep growing professionally and personally!

We

offer language classes :

English, Spanish, and German

On your birthday

, you won’t work ! It’s a day for you to enjoy without thinking about work

You’ll be working with the most

cutting‑edge technological stack

of the moment

Job Infos Department: HQ - IT

Entrylevel: Professional Level

Type of Employement: Full Time

Working Hours: 40

Ready to digitalise retail?

Let’s Go! We are looking for people who are passionate about technology and are excited to create the best experience for our customers.

People who want to make an impact.

We are looking for people like you.

Let’s Go!

Let’s Go!

Ready?

We are looking forward to receiving your application!

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Required Skill Profession

Informática Y Tecnología