Senior Data Engineer (f/d/m) at Digital Charging Solutions GmbH | Germany | Rezi

Senior Data Engineer (f/d/m) at Digital Charging Solutions GmbH

Senior Data Engineer (f/d/m)

Digital Charging Solutions GmbH · Germany

1 weeks ago

Senior Data Engineer (f/d/m)

Digital Charging Solutions GmbH · Germany

13 days ago
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About the Role

We are seeking a Data Engineer to design, develop, and optimize data architecture and ELT/ETL pipelines. You will build and maintain large-scale data solutions, own the semantic layer for consistent business metrics, and prepare data for AI-driven analytics. This role requires a deep understanding of the business domain and collaboration with various teams to deliver robust data solutions.

Responsibilities

  • Designing, developing, optimizing, and maintaining data architecture and ELT/ETL pipelines.
  • Building and maintaining large-scale batch and streaming pipelines, data warehouse models, and transformation layers.
  • Owning the semantic layer to create governed business metrics.
  • Preparing and structuring data to be AI-ready for natural-language analytics and AI-assisted experiences.
  • Understanding the business domain (charging, billing, settlement, invoicing, economics) to drive data modeling.
  • Managing integrations between Snowflake, Power BI, SAP, APIs, and other analytics tools.
  • Partnering with analysts, data scientists, finance, and product teams to understand requirements and deliver solutions.
  • Monitoring, troubleshooting, and optimizing infrastructure performance and cost.

Requirements

  • 5+ years of experience as a Data Engineer, ideally in large-scale transactional or subscription-based businesses.
  • Strong SQL (Snowflake, PostgreSQL) and hands-on experience with dbt or a similar transformation framework.
  • Strong Python skills for data engineering, automation, and pipeline orchestration.
  • Solid understanding of data modeling (star schema, large flat tables) and how models feed BI and semantic layers.
  • Experience building or maintaining a semantic / metrics layer.
  • Familiarity with cloud data warehouses, APIs, orchestration (e.g., Airflow), and version control (Git).
  • Comfortable applying software engineering practices: CI/CD, automated testing, code reviews, and monitoring.
  • A genuine appetite to learn the business deeply.
  • Strong communication and documentation skills.
  • Exposure to streaming technologies (Kafka, Azure Service Bus, Spark) and Azure cloud services.
  • Infrastructure as code (Terraform, CloudFormation).
  • Nice to have experience with AI and LLM tooling, RAG patterns, or vector stores applied to enterprise data.

Skills

  • Data Architecture
  • ELT/ETL Pipeline Development
  • Data Warehousing
  • Data Modeling
  • Semantic Layer Development
  • AI-Ready Data Preparation
  • Snowflake
  • Power BI
  • SAP
  • APIs
  • SQL
  • dbt
  • Python
  • Cloud Data Warehousing
  • Orchestration (Airflow)
  • Version Control (Git)
  • CI/CD
  • Automated Testing
  • Code Reviews
  • Monitoring
  • Streaming Technologies (Kafka, Azure Service Bus, Spark)
  • Azure Cloud Services
  • Infrastructure as Code (Terraform, CloudFormation)
  • AI/LLM Tooling
  • RAG Patterns
  • Vector Stores

Location

  • Berlin
  • Munich

Work Type

  • Hybrid
  • Home Office (up to 2 days/week)

Experience Level

  • 5+ years of experience as a Data Engineer

Benefits

  • Subsidized gym membership
  • Subsidized office lunch benefit
  • Personal development budget
  • Monthly mobility budget
  • Delicious coffee & tea
  • Fresh fruits
  • Office dog friendly environment

About the Company

  • At DCS, we develop public charging solutions for electric vehicles, providing access to multiple networks of Charge Point Operators (CPO).
  • We are a key player in the transition to electromobility.
  • Since the beginning of 2019, we are part of the mobility joint venture between BMW Group and Mercedes Benz Mobility.
  • In 2021, bp joined as the third shareholder.
  • CHARGE NOW is one of our services.
  • We offer a unique opportunity combining the energy of a scale up with the power of BMW, Mercedes Benz Mobility & bp.
  • We work on products & services with a high social impact.
  • We have an international team of talented people who love what they do and live a collaborative spirit.
  • We foster an open-minded culture with room for growth and the freedom to bring in own ideas.

Equal Opportunity

  • At DCS we acknowledge the value of diversity, promote equality and challenge unfair discrimination.
  • We strive to create an inclusive work environment, safe for anyone regardless of their gender identity, sexual orientation, abilities, ethnicity or race.
  • We have the clear goal of driving diversity and inclusion across all dimensions and treat each applicant with the same respect and consideration.