Senior Database Developer

We are looking for a Senior Database Developer to join a large-scale modernization initiative focused on SQL Server to Aurora PostgreSQL migration in a cloud-native environment.

You will work on transforming and optimizing complex enterprise database solutions using AI-driven modernization approaches and automation tools.

Our client is a globally recognized technology leader known for building innovative cloud and digital solutions at scale.

Responsibilities

• Migrate SQL Server database schemas to Amazon Aurora PostgreSQL, ensuring structural consistency, accurate data type mapping and proper handling of dependencies

• Convert stored procedures, functions, triggers and views from T-SQL to PL/pgSQL, addressing syntax and behavioral differences between the two systems

• Update application database interactions by adapting queries and the data access layer for seamless integration with Amazon Aurora PostgreSQL

• Use automation and AI-driven tools to accelerate migration, review generated results and refine outputs to ensure high quality

• Apply AWS migration and modernization solutions to support schema conversion, data migration and code updates

• Deploy migrated schemas, application code and data to non-production environments, with settings, security and connectivity configured according to best practices

• Validate migrated database objects and application integration by testing functionality, data integrity, performance and stability

Requirements

• Strong experience with Microsoft SQL Server (T-SQL), including stored procedures, functions, triggers, views and complex queries

• Advanced to expert knowledge of PostgreSQL

• Strong hands-on experience with Amazon Aurora PostgreSQL

• Proficiency with AWS Database Migration Service (DMS) and AWS Schema Conversion Tool (SCT)

• Solid background in cross-platform database schema migration, especially from SQL Server to PostgreSQL

• Experience in database modernization testing, including compile validation, functional testing and performance benchmarking

Nice to have

• Experience with AWS Transform for .NET / SQL Server, including AI-driven migration workflows, validation and output refinement

• Familiarity with GenAI-assisted migration tools

• Experience with AWS Aurora configuration (parameter groups, replication, high availability, Performance Insights)

• Experience with Amazon CloudWatch for database monitoring and alerting

• Intermediate proficiency in Python for scripts and automation of migration tasks

• Experience with CI/CD processes for database deployments

• Familiarity with Kiro for AI-assisted code refinement workflows

We offer/Benefits
We gather like-minded people:

• Engineering community of industry professionals

• Friendly team and enjoyable working environment

• Flexible schedule and opportunity to work remotely within Poland

• Chance to work abroad for up to 60 days annually

• Business-driven relocation opportunities

We provide growth opportunities:

• Outstanding career roadmap

• Leadership development, career advising, soft skills, and well-being programs

• Certification (GCP, Azure, AWS)

• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

• English classes

We cover it all:

• Stable income (Employment Contract or B2B)

• Participation in the Employee Stock Purchase Plan

• Benefits package (health insurance, multisport, shopping vouchers)

• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

• Referral bonuses

• Corporate, social and well-being events

Please, note:

• The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.

• We will reach out to selected candidates exclusively.

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.