Senior.NET Full Stack Developer (React & Azure)

About the Position

We are seeking a highly skilled Senior.NET Full Stack Developer to help modernize an existing large-scale platform by transitioning it from a monolithic architecture into a modular, microservices-based design. This role focuses on enabling scalability, performance, and long-term sustainability while maintaining production stability and integrating cutting-edge technologies.

If you are passionate about modern development practices, cloud technologies, and re-architecting legacy systems, we want you to join our team.

Responsibilities

• Design and implement scalable, secure, and high-performing microservices and APIs using .NET technologies
• Develop and optimize database solutions with advanced MS SQL expertise, including query tuning and stored procedures
• Collaborate with cross-functional teams to extract core capabilities into standalone services, enabling platform decoupling and modularity
• Modernize UI components by developing with frameworks such as React, Angular, or Vue.js
• Utilize Azure technologies like Azure App Service and Azure Container Apps to improve scalability and performance
• Drive CI/CD practices and automation using DevOps tools such as Azure DevOps, Terraform, or Azure ARM
• Develop secure and efficient integrations with third-party systems and APIs
• Contribute to AI adoption within the team and leverage tools such as GitHub Copilot
• Apply secure coding practices and ensure adherence to development standards across the platform
• Document technical decisions, specifications, and processes for team alignment and knowledge sharing
• Mentor junior developers and provide technical guidance through collaboration and code reviews
• Maintain work schedule overlap with the customer’s time zone to ensure consistent communication (until 1:00 PM ET / 7:00 PM CET)

Requirements

• 5+ years of experience building full-stack web applications and delivering end-to-end solutions
• Proficiency in .NET Core (8-10), Entity Framework, and Dapper
• Competency in modern JavaScript frameworks such as React, Angular, or Vue.js (React preferred)
• Advanced MS SQL skills, including database design, query tuning, and stored procedure development
• Knowledge of REST API development and XML-based API integration
• Background in microservices architecture, containerization, and Docker
• Skills in cloud platforms with hands-on experience in Azure App Service and Azure Container Apps
• Familiarity with DevOps practices, including CI/CD pipelines and infrastructure automation with tools like Azure DevOps, Terraform, Azure ARM, or similar
• Understanding of secure coding practices and awareness of SignalR/WebSockets
• Strong collaboration skills, time management, and ability to work independently while documenting clearly
• Ability to work effectively across technical teams and meet project deadlines
• Fluency in English, both written and spoken, at a minimum B2 level

Nice to Have

• Knowledge of AI engineering and ability to use GitHub Copilot for development efficiency
• Expertise in additional Azure services like Azure Application Insights, Azure Cosmos DB, and Azure Pipelines
• Showcase of Kubernetes and advanced container orchestration skills
• Proficiency in Power BI for advanced reporting and analytics
• Experience with Python for scripting and automation

We Offer

• Opportunity to work with cutting-edge technologies and modern development practices
• Remote work from Ukraine
• Be part of a dynamic and innovative team at EPAM Systems

About the Company

EPAM Systems is a global software product engineering and development company, delivering digital platforms and solutions to the world’s leading organizations. We are committed to innovation, quality, and excellence in everything we do.