Senior Integration Engineer (Platform Engineering)

Location: Netherlands | Hybrid

Technology Focus: GraphQL, Kafka, Azure, Event Streaming

TEKsystems General Services is seeking a Senior Integration Engineer to join a Platform Engineering team responsible for building and scaling enterprise integration capabilities.

This is an opportunity to play a key role in the development of a strategic GraphQL platform while building reusable integration services that enable engineering teams across the organization. The role combines hands-on engineering, architecture, and developer enablement, with a strong focus on driving adoption of platform capabilities rather than delivering traditional point-to-point integrations.

What You'll Do

- Design, build, and evolve enterprise integration and API platform capabilities.
- Lead the architecture and implementation of GraphQL solutions at scale.
- Develop event-driven architectures using Kafka and modern streaming technologies.
- Build GraphQL and REST APIs consumed across multiple engineering domains.
- Define integration standards, governance, and best practices.
- Create reusable platform services that improve developer productivity.
- Support and mentor engineering teams adopting integration capabilities.
- Drive platform reliability, scalability, security, and operational excellence within Azure.

Required Skills

GraphQL (Essential)

- Strong experience designing and implementing GraphQL solutions in enterprise environments.




- Expertise in schema design, federation, governance, and API architecture.
- Experience driving GraphQL adoption across multiple engineering teams.

Event Streaming & Integration

- Apache Kafka
- KSQLDB
- Spark Streaming
- Apache Flink
- REST APIs
- Event-Driven Architecture
- Microservices
- Distributed Systems

Platform Engineering & Cloud

- Microsoft Azure
- Azure Integration Services
- Platform Engineering
- Cloud-Native Development
- CI/CD
- GitHub Actions
- Terraform
- Infrastructure as Code

Ideal Background

- 5+ years of experience in Platform Engineering, Integration Engineering, or Backend Engineering.
- Experience building enterprise API and integration platforms.
- Deep understanding of Kafka and streaming technologies.
- Strong Azure platform expertise.
- Experience establishing engineering standards and driving technology adoption.
- Proven ability to build developer-facing platform capabilities at scale.

Why Join?

You'll be joining a team investing heavily in modern integration, API, and event-streaming capabilities. This role offers the opportunity to influence the future of GraphQL adoption, help define enterprise-wide integration standards, and build platform solutions that impact engineering teams across the organization.

If you're passionate about GraphQL, event-driven architecture, platform engineering, and creating exceptional developer experiences, we'd love to speak with you.

📌 Senior Integration Engineer (San Sebastián)
🏢 TEKsystems
📍 San Sebastián