Backend Engineer: Build High-Performance Data Pipelines

twentysix; København; Hybrid; DKK 550,000 - 850,000; Full time

Benefits offered by this job

Hybrid work model

Learning and development opportunities

Competitive salary and benefits

Wellbeing focus

Job summary

VML, part of WPP, is seeking a Backend Engineer to join our Open Intelligence initiative in Copenhagen. You will design, build, and maintain scalable data ingestion services and APIs, using Python and Terraform-backed cloud infrastructure.

You will collaborate with data scientists and product stakeholders to ensure a robust, performant platform, staying curious about new tools and techniques to continuously improve systems.

Qualifications

• 3+ years of experience in Backend Engineering/Software Engineering, with a focus on scalable, data-intensive systems or platforms.
• Exceptional proficiency in Python for backend development, automation, and data processing.
• Proven experience designing, developing, and consuming web services and APIs.
• Hands-on expertise with Terraform for infrastructure provisioning and management on cloud platforms.
• Demonstrable experience with automation principles, CI/CD pipelines, robust testing methodologies, and version control (Git).
• Strong interest in high-performance compiled languages such as Scala, Rust, or Go, and an eagerness to apply these where performance is critical.
• Familiarity with adtech- and/or martech data and terminology is a plus.
• Strong communication skills — you can effectively explain complex technical concepts to various audiences.
• A proactive approach to solving problems and continuously improving systems.

Responsibilities

• Design, build, and maintain highly scalable and automated data ingestion services and pipelines, leveraging Python and robust web service integrations.
• Develop and integrate with external REST APIs using Python to acquire and process diverse data sources, ensuring reliability and performance.
• Design, implement, and maintain our cloud infrastructure as code using Terraform to ensure scalable, reproducible, and secure data environments.
• Develop and evolve internal web services and APIs to expose data platform capabilities to other engineering teams and applications.
• Contribute to identifying performance bottlenecks and optimizing data access, with opportunities to develop critical components in high-performance compiled languages.
• Champion and implement best practices for automation, CI/CD, testing, and observability within our data platform.
• Contribute to designing and building strong data governance and quality frameworks to ensure services are accurate and work consistently throughout their lifetime.
• Stay curious, explore new tools, techniques, and technologies that can help us build smarter, faster, and more performant systems.

Skills

Python backend

REST APIs

CI/CD

Automation

Scala/Go/Rust

Communication

Tools

Terraform

Git

Job description

VML, part of WPP, is seeking a Backend Engineer to join our Open Intelligence initiative in Copenhagen. You will design, build, and maintain scalable data ingestion services and APIs, using Python and Terraform-backed cloud infrastructure.

You will collaborate with data scientists and product stakeholders to ensure a robust, performant platform, staying curious about new tools and techniques to continuously improve systems.