Senior Data Engineer
Ocado Group22 days ago
Kraków, PolandSenior
Responsibilities
- Build, operate, and improve data pipelines, backend services, and APIs supporting analytics and reporting for OSP and OMRS.
- Develop and maintain Infrastructure as Code using Terraform or OpenTofu for cloud environments.
- Modernize the platform by addressing technical debt and tuning Airflow/Composer orchestration, Kubernetes resource allocation, and DAG performance.
- Improve platform efficiency and cloud costs by identifying wasteful queries, idle resources, and opportunities to optimize BigQuery usage.
- Participate in monitoring, alerting, and incident response to maintain system health.
- Maintain and enhance the reliability and performance of the live customer-facing slot-availability application.
- Collaborate with distributed engineering teams and stakeholders across Ocado Group.
Requirements
- Solid software engineering experience with Python.
- Hands-on Infrastructure as Code experience with Terraform or similar tools such as Ansible or CloudFormation on GCP or another major cloud provider.
- Strong understanding of DevOps practices, source control workflows, CI/CD, and deployment strategy design.
- Ability to work across application code, data pipelines, and infrastructure.
- Fluent written and spoken English.
- Hands-on exposure to Python, TypeScript, Terraform, GCP, BigQuery, Airflow, CI/CD, and PostgreSQL.
- Experience with TypeScript and Node.js is desirable.
- Advanced Airflow experience, including scheduler pool tuning, resource allocation, and diagnosing slow pipelines, is desirable.
- Exposure to dbt, BigQuery, or other cloud data warehouse tools is desirable.
- Experience supporting live production systems, Unix/Linux environments, and core security principles is desirable.
Benefits
- Life insurance, private healthcare through Luxmed, Multisport card, lunch vouchers, company share programs, and personal assistance support.
- Access to Learnebly, LinkedIn Learning, English classes, and a book library.
- Additional maternity and paternity leave plus nursery and kindergarten funding.
- Hybrid work with two days per week in the office and flexibility to work from almost any location for up to 30 days per year.
- Centrally located offices, car and bicycle parking, and home office equipment.
- Career development opportunities with project, team, domain, and role rotations.
- Training and support for public speaking and conference or meetup presentations.
- Running, cycling, and other passion groups, plus annual company and family events.
Tech Stack
AnsibleApache AirflowdbtGoogle BigQueryGoogle Cloud PlatformKubernetesLinuxNode.jsPostgreSQLPythonTerraformTypeScript
Categories
Data Engineering
About Ocado Group
Ocado Group builds and licenses the Ocado Smart Platform, an end-to-end e-commerce, fulfillment, and robotics solution for grocery retailers, along with logistics and operations services. It also operates Ocado Retail in the UK via a 50:50 joint venture with Marks & Spencer. Founded in 2000 and headquartered in Hatfield, Hertfordshire, Ocado is a public company listed on the London Stock Exchange.