Oracle-to-PostgreSQL Migration Engineer - Hybrid Stockholm

I-Ray IT Solutions AB; Solna kommun; Hybrid; SEK 900,000 - 1,300,000; Full time

Job summary

I-Ray IT Solutions AB is seeking an experienced Database Engineer to join a large-scale Oracle-to-PostgreSQL migration project in Stockholm. The role blends hands-on migration work with database analysis, optimization, and close collaboration with development teams to deliver scalable, maintainable database solutions.

This hybrid position offers two onsite days per week and a six-month contract with strong extension potential.

Qualifications

• Proven experience as a PostgreSQL Database Administrator or PostgreSQL-focused engineer/developer.
• Strong knowledge of PostgreSQL administration and performance tuning.
• Solid understanding of Oracle database concepts and architecture.
• Experience with SQL and database design principles.
• Familiarity with database versioning tools such as Liquibase.

Responsibilities

• Plan and execute Oracle-to-PostgreSQL database migration activities.
• Design and implement efficient PostgreSQL database solutions.
• Review database schemas, configurations, and application database interactions.
• Identify performance improvements and optimization opportunities.
• Ensure database integrity, stability, and compatibility during migration.
• Collaborate with software engineers and technical teams throughout the project.
• Prepare technical documentation, migration guidelines, and best practices.

Skills

PostgreSQL administration

SQL

Oracle knowledge

Analytical skills

Independent working

Tools

Liquibase

Cursor

Claude

Job description

I-Ray IT Solutions AB is seeking an experienced Database Engineer to join a large-scale Oracle-to-PostgreSQL migration project in Stockholm. The role blends hands-on migration work with database analysis, optimization, and close collaboration with development teams to deliver scalable, maintainable database solutions.

This hybrid position offers two onsite days per week and a six-month contract with strong extension potential.