Junior Data Engineer: Build Global Data Pipelines

firsty.app; Amsterdam; Hybrid; EUR 65,000 - 95,000; Full time

Job summary

firsty.app in Amsterdam is seeking a Data Engineer to design, build, and maintain data pipelines powering our global platform. You'll own critical data workflows and collaborate with an experienced team to scale distributed systems.

You will work on real-time provisioning, billing, and stock-keeping, and contribute to architecture decisions while writing clean, well-tested code. We value pragmatic engineering and ownership in a fast-moving environment.

Qualifications

• A bachelor's degree in Computer Science or equivalent experience.
• A solid foundation in data engineering through work experience, internships, personal projects, or open-source contributions.
• Experience building non-trivial software projects from start to finish (beyond coursework).
• Proficiency in Python, SQL, and a willingness to work across the stack in TypeScript (much of our work touches both).
• A good understanding of relational databases.
• Curiosity, eagerness to learn, and a desire to become an excellent data engineer.
• Strong engineering fundamentals and an appreciation for testing, clean code, and maintainability.
• Comfortable working in a fast-moving environment with a high degree of ownership.

Responsibilities

• Design, build, and maintain the data pipelines and automation behind mobile data usage tracking, reconciliation, provisioning, ordering, and stock-keeping, and turning today's manual workflows into reliable services.
• Develop reliable, scalable data systems on GCP.
• Design data models (medallion architecture) that hold up as we scale.
• Write well-tested, maintainable code.
• Review code and help maintain a high engineering bar.
• Improve our engineering tooling and CI/CD.
• Deploy to production regularly (multiple times per day) and take ownership of what you build.
• Contribute to architectural decisions as we scale the platform.

Skills

Python

SQL

TypeScript

Relational databases

Distributed systems

Education

Bachelor's degree in Computer Science or equivalent

Job description

firsty.app in Amsterdam is seeking a Data Engineer to design, build, and maintain data pipelines powering our global platform. You'll own critical data workflows and collaborate with an experienced team to scale distributed systems.

You will work on real-time provisioning, billing, and stock-keeping, and contribute to architecture decisions while writing clean, well-tested code. We value pragmatic engineering and ownership in a fast-moving environment.