Lead .NET Developer with AWS expertise

EPAM Systems

Remote · LithuaniaSalary not disclosedfull-timeEPAM Systems Careers (remote abroad)

We are seeking a Lead .NET Developer with strong AWS expertise to drive the modernization of legacy applications into cloud-native, high-performance solutions. In this role, you will leverage AI-powered tools and AWS best practices to design scalable microservices, migrate legacy systems and ensure seamless database compatibility, while collaborating across teams to deliver robust and maintainable software.

Responsibilities

Leverage Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs
Design and develop high-performance, scalable applications using .NET Core with a microservices architecture
Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), ensuring functional parity and improved performance
Modify and optimize application code and stored procedures to ensure compatibility with PostgreSQL / Aurora PostgreSQL, following AWS development standards
Implement unit tests and performance tests to ensure application stability, responsiveness and production readiness
Partner with database engineers to ensure seamless integration between application code and PostgreSQL
Collaborate closely with AWS ProServe consultants on validation and optimization activities
Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence
Document key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer

Languages

Work format: Remote
Seniority: Lead
Posted: 29 Sept 2026
Last verified: In the last 5 days

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