Data Engineer – Passenger Flow & Platform Services 260901-JAS-001

Itproposal; Schiphol; Hybrid; EUR 70,000 - 100,000; Part time

Job summary

Itproposal is looking for a Data Engineer to join a digital engineering team focused on passenger flow and platform services. You will build, maintain and scale backend applications, REST APIs, and data-intensive services that support real-time decision-making.

Work with product owners, data scientists and cross-functional teams to deliver production-grade solutions. The role requires HBO level, English proficiency and Dutch for collaboration, with a hybrid setup and one mandatory on-site day

Qualifications

• Backend development experience in Python and REST API design.
• Proficient with PostgreSQL and complex SQL queries.
• Experience deploying/operating production apps on OpenShift and/or Kubernetes in Azure.
• CI/CD pipelines, monitoring, and Git-based workflows.
• Data-intensive platforms and external API consumption.
• Proficient in English; Dutch required for stakeholder collaboration.

Responsibilities

• Design, develop, and maintain Python backend services and REST APIs.
• Build data integrations and pipelines for capacity balancing and real-time processes.
• Deploy and operate apps in Azure with OpenShift/Kubernetes.
• Ensure platform reliability through monitoring, incident resolution, and improvements.
• Collaborate with data scientists to productionize ML models and data products.

Skills

Python backend

REST APIs

PostgreSQL

SQL

CI/CD

Git workflows

OpenShift

Kubernetes

Azure

English

Dutch

Education

Higher Professional Education (HBO)

Tools

OpenShift

Kubernetes

Azure Database for PostgreSQL

Job description

Data Engineer – Passenger Flow & Platform Services 260901-JAS-001

Role Overview

Role Title: Data Engineer

Work Shift / Hours: 32 Hours / Week

Location: Hybrid / Fully Remote Option (1 mandatory on-site office day per week on Tuesdays)

Educational Requirement: Higher Professional Education (HBO level or equivalent)

Position Summary

We are seeking a Data Engineer to join a dedicated digital engineering team focused on creating seamless, highly predictable passenger flows and operational capacity balancing. In this role, you will be responsible for the core data and software platform powering real-time passenger timeslot services. You will build, maintain, and scale backend applications, REST APIs, and data-intensive services that support critical operational decision-making.

Working closely with product owners, data scientists, and cross-functional engineering teams, you will translate complex operational needs into production-grade, highly reliable digital solutions.

Key Responsibilities

• Backend & API Engineering: Design, develop, and maintain robust Python backend services and REST APIs for internal and external consumption.
• Integrations & Pipelines: Build reliable data integrations and pipelines supporting core capacity balancing products and real-time operational processes.
• Cloud & Container Operations: Deploy, monitor, and operate applications in production environments utilizing Azure and Kubernetes/OpenShift infrastructure.
• Platform Reliability & Support: Ensure high availability and system resilience through active monitoring, troubleshooting, incident resolution, and continuous technical improvements.
• Data Science Productionization: Collaborate directly with data scientists to operationalize and scale machine learning models and data products into production.
• Engineering Best Practices: Champion software engineering standards, CI/CD automated pipelines, comprehensive testing, and clean code principles.

Candidate Qualifications & Competencies

Mandatory Technical Experience

• Backend Development: Strong professional experience in Python backend development and REST API architecture.
• Containerization & Cloud: Direct experience deploying and operating production applications using OpenShift and/or Kubernetes, alongside Microsoft Azure (including Azure Database for PostgreSQL).
• Database Management: Advanced proficiency in PostgreSQL and complex SQL queries.
• DevOps & Delivery: Proven track record in production monitoring, incident resolution, CI/CD pipeline configuration, and Git-based development workflows.
• System Integration: Hands-on experience delivering data-intensive platforms and APIs consumed by external services.
• Languages:Professional working proficiency in English (primary team delivery language) and Dutch (required for effective stakeholder collaboration).

Preferred Skills (Nice-to-Have)

• Experience with Databricks for big data processing.
• Familiarity with asynchronous task processing technologies such as Celery, RabbitMQ, or Redis.
• Background in developing and maintaining high-availability or operationally critical enterprise systems.