Senior Database Migration Consultant

An international technology consultancy working on complex cloud and digital transformation projects across various industries, focusing on large-scale technology modernization including cloud, data platforms, and application development.

• Strong experience in database engineering and/or database migration
• Very good SQL skills including troubleshooting, optimization, and validation of complex workloads
• Hands-on experience with Oracle including database objects, schemas, PL/SQL, dependencies, and performance
• Experience with Oracle to PostgreSQL migrations
• Practical experience with GCP Database Migration Service
• Knowledge of database replication / Change Data Capture (CDC) and low-downtime migration approaches
• Experience with production database migrations, cutovers, and release activities
• Ability to work with detailed runbooks, validation criteria, and escalation procedures
• Comfortable troubleshooting critical issues under time pressure and taking ownership during production changes
• Experience working in international projects where English is the main working language
• English at C1 level — collaboration with UK-based teams and stakeholders
• Comfortable working outside standard business hours for production releases
• Experience with AI tools, coding assistants, or automation in engineering is a plus

• Assess Oracle databases, schemas, objects, dependencies, and workloads before migration
• Design target schemas and perform SQL, DDL and PL/SQL conversion and remediation
• Prepare and execute database migrations including data movement and replication
• Configure, operate, and monitor GCP Database Migration Service and related replication / CDC tooling
• Lead hands-on production database migrations and support planned release windows
• Prepare migration runbooks, validation plans, technical checkpoints and operational documentation
• Validate migrated data using row counts, checksums, reconciliation, and other appropriate methods
• Monitor migrations, troubleshoot issues, and provide technical recommendations during production cutovers
• Work across the full migration lifecycle: discovery, assessment, design, testing, rehearsal, cutover, and stabilization
• Collaborate with architects, DBAs, cloud and DevOps engineers, QA, application teams, and client stakeholders
• Contribute to reusable migration scripts, patterns, runbooks, and engineering standards
• Use approved AI and automation tools to support database assessment, SQL conversion, scripting, testing, troubleshooting, and documentation

Wyrażam zgodę na przetwarzanie moich danych osobowych dla celów związanych z rekrutacją przez KUBO Sp. z o. o. Spółka komandytowa z siedzibą w Toruniu (kod: 87-100) przy ul. Jęczmiennej 3/1, jako administratora danych, zgodnie z ogólnym rozporządzeniem o ochronie danych osobowych z dnia 26 kwietnia 2016r. (Dz. Urz. UE L 2016, Nr 119, RODO). Mam świadomość przysługującego mi prawa do cofnięcia zgody w dowolnym momencie bez wpływu na zgodność z prawem przetwarzania, którego dokonano na podstawie zgody przed jej cofnięciem.