Senior PostgreSQL Consultant (MS SQL Migration)

TL;DR

Senior PostgreSQL Consultant (PostgreSQL/MS SQL): Designing and advising on a large-scale database migration from MS SQL to PostgreSQL on a cloud-native platform with an accent on migration strategy and architecture. Focus on T-SQL to PL/pgSQL conversion, Kubernetes integration via CloudNativePG, and ensuring low-downtime cutover strategies.

Location: Onsite in Copenhagen

Company

hirify.global is a leading digital transformation partner in Northern Europe specializing in Data, AI, and software development.

What you will do

• Act as a technical advisor for MS SQL to PostgreSQL migration strategy for a public sector client.
• Assess T-SQL codebase and define migration architecture and tooling.
• Design PostgreSQL setups using CloudNativePG on Kubernetes (including HA, backup, and monitoring).
• Provide expert guidance on T-SQL to PL/pgSQL conversion and application adaptations.
• Review proof of concepts, test strategies, and low-downtime cutover plans.
• Support the client team throughout implementation and final cutover.

Requirements

• Strong experience with PostgreSQL in production environments.
• Proven track record of MS SQL to PostgreSQL migrations.
• Solid understanding of database architecture, performance, and optimization.
• Experience with Kubernetes and cloud-native database operations (preferably CloudNativePG).
• Familiarity with complex database estates including stored procedures, triggers, and functions.
• Ability to work onsite in Copenhagen.

Culture & Benefits

• Collaborative working environment with strong professional communities across the Nordics.
• Central role with high responsibility and technical influence on business-critical systems.
• Opportunities for continuous learning, certification, and professional development.
• Comprehensive employee package including pension, health insurance, and additional benefits.

Hiring process

• Telephone interview with a Talent Acquisition Partner.
• Interview with hiring manager via Teams.
• Technical interview via Teams.
• Final onsite interview with hiring manager.