Backend Developer - Data (f/m/d)

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

Zusammenfassung

A leading company in energy solutions seeks a Backend Developer in Hanover. You will develop cloud-based software for managing home energy devices, utilizing Python and AWS. This role offers flexibility to work from anywhere in Germany and includes generous holiday benefits.

Leistungen

30 holidays per year

Work from home flexibility

Car and bike leasing

Company pension scheme

Training opportunities

Qualifikationen

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

Aufgaben

• Build Python data-intensive applications using microservice architecture.
• Implement ORMs for energy data management backend system.

Kenntnisse

Python

SQL

AWS

Communication

Tools

SQLAlchemy

Peewee

Docker

Kubernetes

Jobbeschreibung

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

Client: Leverage AWS AP

Location: Hanover, Germany

Job Category: Other

EU work permit required: Yes

Job Reference:

25a4e3f95c52

Job Views:

1

Posted:

14.05.2025

Expiry Date:

28.06.2025

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 systems, inverters, batteries, EV charging wall boxes, heat pumps, and meters as a cloud-based solution for our central and local units, enabling rollout to end-customers. We integrate with numerous vendors’ devices and apply centralized insights, analytics, and control mechanisms.

Meaningful & challenging - Your tasks

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

Authentic & ambitious - Your profile

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

We provide full flexibility: Work from home or any place in Germany, including offices from Hamburg to Munich. Up to 20 days per year within Europe for workation.

Recharge your battery: 30 holidays per year plus Christmas and New Year's Eve. Option to exchange parts of salary for more holidays or take a sabbatical.

Your development: Growth opportunities through on-the-job learning, peer exchange, or individual training. Our culture supports your personal and professional development.

Let’s empower each other: Engage in Digital Empowerment Communities for collaboration, learning, and networking.

We elevate your mobility: Car and bike leasing, subsidized Deutschland-Ticket.

Let’s think ahead: Company pension scheme and insurance packages for your future.

This is by far not all: Further benefits to be discussed during the recruitment process.