Full-Stack Data Engineer - APO

• Contribute directly to the energy transition by building data platforms that help Eneco achieve its goal of becoming CO₂-neutral by 2035.

• Collaborate closely with domain experts and engineers to translate complex operational challenges into practical, data-driven solutions.

• Build production-ready data solutions that move beyond POCs and optimize real-world heat assets at operational scale.

Why choose Eneco?

At Eneco, we’re driving the energy transition forward with our One Planet plan, with the ambition to become the first CO₂-neutral energy company by 2035. Data plays a crucial role in achieving this goal.

What you’ll do

As a Full-Stack Data Engineer within the Asset Performance Optimization (APO) team, you will contribute to building and operating reliable data platforms that support heat asset monitoring, optimization, and analytics. You will work closely with senior engineers, product owners, and domain experts to turn data into actionable insights, while growing your technical depth and impact.

Is this about you?

• 3+ years of experience as a Data Engineer or Backend Engineer in a data-intensive or operational environment

• Solid Python skills and familiarity with software engineering best practices

• Good SQL knowledge and hands-on experience with Snowflake and/or PostgreSQL

• Experience using Git in a collaborative development environment

• Familiarity with CI/CD concepts and DevOps tooling (experience with Azure DevOps is a plus)

• Basic to intermediate experience with Kubernetes and containerized applications

• Willingness to learn, take ownership of components, and grow toward more complex technical responsibilities

• Comfortable working in a dynamic environment where not everything is fully defined yet

You’ll be responsible for

As a Medior Data Engineer, you will actively contribute to the development, maintenance, and improvement of the APO data landscape across several evolving products and platforms. You will support initiatives such as operational monitoring, optimization tooling, and performance analytics for district heating systems and related assets.

Your responsibilities include:

• Contributing to improvements in APO data ingestion pipelines and core platform components
• Supporting the transition of POCs and project-based solutions into stable run-and-maintain environments
• Implementing and maintaining production-ready data pipelines and backend services
• Ensuring data products are reliable, observable, and well documented
• Developing a physics-based calculation model for district heating using asset data and telemetry
• Upscaling and implementing control algorithms for heat sources and substations
• Maintaining the asset database supporting business dashboards and asset analysis
• Collaborating with senior engineers on technical decisions involving Snowflake, Python services, Kubernetes workloads, and database design
• Actively participating in code reviews and knowledge sharing within the team
• Working with Snowflake data models and PostgreSQL databases to support analytics and reporting
• Helping ensure reliability, performance, and observability of Kubernetes-based services
• Writing clean, maintainable Python code following agreed engineering standards
• Translating functional requirements into solid technical implementations
• Documenting solutions and contributing to technical standards and best practices

This is where you’ll work

You will join Eneco’s Asset Performance Optimization (APO) team, where data and engineering directly support the transition to a CO₂-neutral energy system. In this environment, you’ll collaborate closely with business and technical stakeholders to transform complex operational challenges into scalable, production-ready data platforms. You’ll work on systems that monitor and optimize heat assets in real time, helping evolve APO products from experimental solutions into stable, future-proof operational services — all within a culture that values ownership, technical excellence, and meaningful impact on the energy transition.

What we have to offer

Including FlexBudget, 8% holiday allowance, and depending on your role a bonus or collective profit sharing.

FlexBudget

Have it paid out, use it to buy extra holiday days or save it up for something nice, it's up to you.

Personal and professional growth

Eneco is fully committed to help you in your personal and professional development.

Hybrid working: home, office or abroad

Work 40% at the office, 40% from home, and 20% flexibly. With manager approval, you may work abroad (within approved countries) up to 3 weeks/year, max 2 consecutively.

Work that works for you and the climate

If you decide on a career at Eneco, you are choosing ambition, growth and opportunities. You will have all the space you want to improve yourself and do your job the way that suits you best, which includes having a good work-life balance. You can work to a flexible schedule and work partly from home if your role allows it. That is how you can work on your own future and on the future of the world. After all, you and your 4,000 colleagues are committed to our mission: climate neutrality by 2035. We assist customers to accelerate their sustainability efforts, devise innovative solutions and seize opportunities with both hands. Are you ready?