Senior Data Platform Engineer — AWS/Snowflake, FinOps

Creditstar Group; Finland; Hybrid; EUR 67,000 - 78,000; Full time

Benefits offered by this job

Ownership of data platform serving EU

Flexible working arrangements

Professional development and training

International, collaborative team

Company events and team-building

Job summary

Creditstar Group is seeking a Senior Data Platform Engineer to own and evolve the data platform behind analytics, reporting, and data science across our European markets. You will shape tooling, governance, and standards that scale as the company grows, partnering with data scientists, analysts, risk, product, and DevOps.

You will drive reliability, security, cost efficiency, data governance, and self-serve capabilities so BI and analytics teams can trust data and move fast in a fintech

Qualifications

• Strong hands-on experience running and improving a cloud data platform on AWS and Snowflake.
• Solid grasp of cloud infrastructure, security, and cost management, enough to set requirements and assess solutions alongside DevOps.
• Practical experience with data governance, access control, and PII management.
• Experience in a regulated setting such as finance, banking, or AML/KYC.

Responsibilities

• Own and continuously improve Creditstar's data platform on AWS and Snowflake, keeping it reliable, performant, and scalable.
• Strengthen platform performance, security, secrets management, and observability across the data stack.
• Own platform cost efficiency: track and optimize Snowflake and AWS spend, and lead FinOps practices within the data team.
• Advance data governance through clear data ownership, access and PII controls, data lineage, and audit readiness, in line with GDPR and internal policies.
• Define and uphold engineering standards for testing, versioning, code reviews, CI/CD, and Git-based workflows across the data team.
• Own the integration layer connecting internal and third‑party data sources.
• Lead the response to data platform incidents, seeing issues through to a durable fix.
• Work with the DevOps team on the underlying infrastructure: setting requirements, reviewing their solutions, and making sure platform needs are met.
• Support BI Engineers, Analysts, and Data Scientists with a well‑governed, well‑documented, self‑serve platform

Skills

AWS

Snowflake

Data governance

CI/CD

Git workflows

Education

Bachelor's or Master's degree in Computer Science/Engineering

Tools

Airflow

DBT

Spark

Kafka

Docker

Job description

Creditstar Group is seeking a Senior Data Platform Engineer to own and evolve the data platform behind analytics, reporting, and data science across our European markets. You will shape tooling, governance, and standards that scale as the company grows, partnering with data scientists, analysts, risk, product, and DevOps.

You will drive reliability, security, cost efficiency, data governance, and self-serve capabilities so BI and analytics teams can trust data and move fast in a fintech