Backend Developer - Data (f/m/d)

TN Germany; Berlin; Remote; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A leading company in energy solutions is seeking a Backend Developer to create data-intensive applications in Python. You will work within a collaborative team to enhance software for managing home energy devices. The role offers full flexibility in work location across Germany, generous holidays, and opportunities for personal growth.

Leistungen

30 holidays per year

Work from home flexibility

Company pension scheme

Mobility benefits

Learning and development opportunities

Qualifikationen

• Several years experience in building enterprise-grade Python applications.
• Experience with SQL-based libraries and AWS services.

Aufgaben

• Build data-intensive apps using microservice architecture in AWS.
• Implement ORMs for energy data management backend.
• Support data scientists in refactoring analytical apps.

Kenntnisse

Python

SQL

Communication

Tools

SQLAlchemy

Peewee

Docker

Kubernetes

Jobbeschreibung

Social network you want to login/join with:

Backend Developer - Data (f/m/d), Berlin

Client:

Leverage AWS AP

Location:

Berlin, Germany

Job Category:

Other

EU work permit required:

Yes

Job Reference:

0540a04fb18f

Job Views:

1

Posted:

13.05.2025

Expiry Date:

27.06.2025

Job Description:

About the team

In this position, you will be part of our Chapter Software Engineering. The chapter represents all experts who deliver essential software development and engineering capabilities to all our product teams. These experts are organized together to keep E.ON’s code base modern, secure, and excellent.

The products you will be working on belong to our team Digital Solutions I Future Energy Home. This team develops and operates software to manage home energy devices such as photovoltaic, inverters, batteries, EV charging wall boxes, heat pumps, and meters as a cloud-based solution for our central and local units so they can roll out those solutions to the end-customers. We integrate with numerous vendors’ devices and apply centralized insights, analytics, and control mechanisms for these devices.

Meaningful & challenging - Your tasks

1. Build python data-intensive apps based on microservice architecture using DDD & CQRS approach within AWS cloud
2. Implement ORMs for our energy data management backend system using libraries such as SQLAlchemy, Peewee and access databases such as TimescaleDB, AWS RDS (MySQL, PostgreSQL) with Python
3. Leverage AWS API Gateway and AWS AppSync to build energy management data products for transactional and analytical operations
4. Support cross-functional domain data scientists to refactor their analytical apps into production-ready apps using software design patterns and principles such as Factory/Observer patterns, clean code, and SOLID principles
5. Continuously integrate, package, and test code changes into GitLab repo based on Gitflow branching strategy, with Unit Tests and BDD Integration Tests Scenarios

Authentic & ambitious - Your profile

1. Several years experience in building enterprise-grade Python data-intensive applications using software best practices such as DDD, CQRS, and TDD principles on AWS cloud
2. Several years experience in SQL-based Python libraries such as SQLAlchemy/Peewee to access AWS RDS (MySQL & PostgreSQL) databases
3. Several years of experience in AWS-Services such as API-Gateway, AWS AppSync, AWS IAM, AWS Cognito, Lambda, AWS PowerTools, DynamoDB
4. Profound knowledge in building Python applications using Factory/Observer Design Patterns, Clean Code/SOLID principles, Docker & Kubernetes
5. Appropriate communication skills and ability to help others and contribute to “Community of Practice“

We provide:

• Full flexibility: Work from home or any other place in Germany, including offices from Hamburg to Munich. Up to 20 days per year workation within Europe.
• Recharge your battery: 30 holidays per year plus Christmas and New Year's Eve. Option to exchange salary parts for more holidays or take a sabbatical.
• Your development: Learning on the job, training, and personal growth opportunities.
• Let’s empower each other: Engage in Digital Empowerment Communities for collaboration and learning.
• Mobility benefits: Car and bike leasing, subsidized Deutschland-Ticket.
• Future planning: Company pension scheme and insurance packages.
• And more benefits to discuss during recruitment.