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Optimis Tech

Senior Data Engineer

Optimis Tech
Sweden Β· Contract Β· Mid-Senior

πŸš€ SENIOR DATA ENGINEER – FULLY REMOTE – 6–12 MONTH FREELANCE + POTENTIAL PERMANENT πŸš€


Rate: Up to 1,500 SEK/hour

Contract: 6–12 months (with possible extension or permanent option)

Location: Fully Remote (Sweden-based)


About the Company

Join a leading global technology and consulting firm delivering end-to-end digital solutions across industries. The organisation is known for leveraging cutting-edge technology, cloud platforms, and advanced analytics to drive business transformation. This is an opportunity to work on impactful projects, collaborating with skilled professionals in a dynamic, innovative environment.


About the Role

We are seeking a Senior Data Engineer to design, build, and maintain scalable data pipelines and analytics solutions. You will ensure high-quality, reliable data is available to support critical business decisions. This role is ideal for a senior engineer who thrives in a collaborative environment and is open to a longer-term engagement or permanent opportunity.

Responsibilities

  • Design, develop, and maintain robust and scalable data pipelines across structured and unstructured sources.
  • Collaborate with Data Scientists, Analysts, and Engineers to ensure high-quality, accessible, and reliable data.
  • Optimise data storage, transformation, and retrieval processes for performance and cost-efficiency.
  • Implement and maintain best practices in data governance, quality, and security.
  • Identify opportunities to improve existing data architecture and workflows.
  • Evaluate and adopt new tools and technologies to enhance capabilities.


Required Skills & Experience

  • Proven experience as a Data Engineer in senior or lead roles.
  • Strong expertise in ETL/ELT processes, data warehousing, and pipeline orchestration (e.g., Apache Airflow, dbt).
  • Proficiency in SQL and one or more programming languages (Python, Java, Scala).
  • Experience with cloud platforms (AWS, Azure, GCP) and cloud-native data services.
  • Familiarity with big data technologies (Spark, Kafka, Hadoop) is a plus.
  • Knowledge of data modelling, data governance, and data quality frameworks.
  • Excellent problem-solving skills and ability to work independently in a remote environment.


Nice to Have

  • Exposure to real-time streaming data solutions.
  • Experience with machine learning pipelines or analytics platforms.
  • Prior experience in freelance or consultancy roles.


Interested? Contact [email protected] to learn more about this fantastic opportunity!

Key Skills

Ranked by relevance

cloud data warehousing storage apache hadoop kafka spark java aws gcp
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Posted
Mar 18, 2026
Type
Contract
Level
Mid-Senior
Location
Sweden

Industries

IT Services IT Consulting

Categories

Information Technology

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