Senior Python Developer (FastAPI & Microservices) - 10879827 NL

Itproposal; Amsterdam; On-site; EUR 90,000 - 130,000; Part time

Job summary

Itproposal in Amsterdam, Netherlands, is seeking a Senior Python Developer to join a high-performing digital engineering team. You will design and develop scalable microservices and cloud-native applications using Python, FastAPI, Kafka, and Azure within a SAFe Agile environment.

The role focuses on building and deploying REST APIs, event-driven solutions, and enterprise-grade software, working in a collaborative, delivery-driven setup in Amsterdam.

Qualifications

• 10+ years of professional Python development experience.
• Experience with FastAPI and microservices.
• Strong knowledge of REST APIs and CI/CD pipelines.
• Experience with Docker, AKS, Helm and cloud (Azure).

Responsibilities

• Design, develop, and maintain Python-based applications and microservices.
• Build high-performance REST APIs using FastAPI.
• Develop event-driven solutions using Kafka.
• Create and maintain CI/CD pipelines and deployment automation.
• Collaborate with stakeholders and participate in SAFe Agile ceremonies.

Skills

Python

FastAPI

Microservices Architecture

Kafka

REST API Development

CI/CD

Azure Cloud

SAFe Agile

Stakeholder collaboration

Problem solving

Tools

Docker

AKS

Helm

Azure DevOps

GitHub Actions

CI/CD tooling

Job description

Senior Python Developer (FastAPI & Microservices)

Location: Amsterdam, Netherlands
Employment Type: Freelance / Contract
Start Date: 1 August 2026
Duration: 6 Months
Experience: 10+ Years

About the Role

We are looking for a Senior Python Developer to join a high-performing digital engineering team in Amsterdam. This role focuses on designing and developing scalable microservices, cloud-native applications, and enterprise solutions using Python, FastAPI, Kafka, and Azure technologies within a SAFe Agile environment.

Key Responsibilities

• Design, develop, and maintain Python-based applications and microservices.
• Build high-performance REST APIs using FastAPI.
• Develop event-driven solutions using Kafka.
• Gather business requirements and translate them into technical solutions.
• Prepare functional and technical specification documents.
• Create user stories and participate in sprint planning, backlog grooming, retrospectives, and spike creation.
• Develop and execute test cases to ensure software quality.
• Build and maintain CI/CD pipelines using GitHub Actions or Azure DevOps.
• Deploy and manage containerized applications using Docker, AKS, and Helm.
• Support production deployments, cut-over planning, hyper-care, and post-implementation transition.
• Collaborate with business and IT stakeholders throughout the development lifecycle.

Essential Skills

• 10+ years of professional Python development experience
• Python
• FastAPI
• Microservices Architecture
• Kafka
• REST API Development
• CI/CD (GitHub Actions or Azure DevOps)
• Docker & Containerization
• Azure Kubernetes Service (AKS)
• Helm
• Azure Cloud & OCI
• SAFe Agile, JIRA & Confluence

Desirable Skills

• Oracle Cloud Infrastructure (OCI)
• Azure DevOps
• Kubernetes administration
• Enterprise solution architecture
• DevOps best practices

Competencies

• Strong analytical and problem-solving skills
• Excellent verbal and written communication
• Ability to work independently with minimal supervision
• Strategic and innovative thinking
• Strong business acumen
• Effective stakeholder engagement
• Excellent organization and time management skills
• Collaborative team player with a proactive mindset