Senior Software Engineer (Fullstack)
at
Lumenaza GmbH
Berlin, Berlin, Germany
-
Full Time
Start Date
Immediate
Expiry Date
24 Dec, 26
Salary
40000.0
Posted On
25 Sep, 26
Experience
4 year(s) or above
Remote Job
Yes
Telecommute
Yes
Sponsor Visa
Yes
Skills
Industry
Information Technology & Services;IT Consulting & System Integration
Description
Your tasks
Development of central backend systems
; conception and implementation of scalable solutions for billing, tariff models and energy industry processes.
Design of the system architecture;
collaboration throughout the entire development cycle – from design to deployment – with a focus on maintainability, scalability and technical correctness.
Solving technical challenges
; working on complex topics such as data modeling, asynchronous processing and distributed systems.
Teamwork:
Close coordination with Product, Frontend and DevOps for the development of cloud-based solutions.
Further development of processes and technologies.
Introducing new ideas, improving engineering practices and using modern tools, e.g. in the field of AI-supported development.
Modernization of existing systems:
Further development and migration of legacy systems into modern architectures.
Your profile
Must-haves
At least 5 years of experience in backend development
Excellent knowledge of Python and Django
Experience in the design and development of REST APIs
Experience with distributed systems / microservices
Good knowledge of relational databases (especially PostgreSQL)
Experience with Docker and CI/CD processes
Excellent English skills
Nice-to-have
Experience with FastAPI, Pydantic or Django Ninja
Knowledge of Celery or similar tools
Experience with the integration of external systems (e.g., ERP, APIs)
Basic knowledge of React / TypeScript
Interest in the energy industry or regulated markets
Responsibilities
Your tasks
Development of central backend systems
; conception and implementation of scalable solutions for billing, tariff models and energy industry processes.
Design of the system architecture;
collaboration throughout the entire development cycle – from design to deployment – with a focus on maintainability, scalability and technical correctness.
Solving technical challenges
; working on complex topics such as data modeling, asynchronous processing and distributed systems.
Teamwork:
Close coordination with Product, Frontend and DevOps for the development of cloud-based solutions.
Further development of processes and technologies.
Introducing new ideas, improving engineering practices and using modern tools, e.g. in the field of AI-supported development.
Modernization of existing systems:
Further development and migration of legacy systems into modern architectures.
Your profile
Must-haves
At least 5 years of experience in backend development
Excellent knowledge of Python and Django
Experience in the design and development of REST APIs
Experience with distributed systems / microservices
Good knowledge of relational databases (especially PostgreSQL)
Experience with Docker and CI/CD processes
Excellent English skills
Nice-to-have
Experience with FastAPI, Pydantic or Django Ninja
Knowledge of Celery or similar tools
Experience with the integration of external systems (e.g., ERP, APIs)
Basic knowledge of React / TypeScript
Interest in the energy industry or regulated markets