Senior .NET Full Stack Developer (React & Azure)

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.   Kindly note that this role supports remote work, but only from within Ukraine.     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 With us you can: Work on a flexible schedule remotely or from any of our comfortable offices or coworking spaces in Ukraine Receive the necessary equipment to perform your work tasks Change projects and technology stacks within EPAM Gain experience in various business domains (Insurance, E-commerce, Healthcare, Finance, Travelling, Media, Artificial Intelligence, and more) Relocation opportunities may be available for eligible candidates, depending on the role and openings at other EPAM locations Participate in volunteer, charity programs and communities (both technical and interest-based) We focus on your professional growth: You can plan your individual career path together with your manager Receive regular feedback from colleagues Improve your English for free with certified teachers (Speaking Clubs, client interview preparation courses, etc.) Get the opportunity to undergo free training and certification in AWS, GCP, or Azure Clouds Use the internal E-learn training program (18,200+ specialized training and mentoring programs) Access corporate accounts on LinkedIn Learning, Get Abstract and other partner resources Study at EPAM Solution Architecture School with the instructors who are practicing architects Develop as a leader, join Delivery Management, Resource Management, Leadership Essentials school and more Participate in internal communities (500+ meetups, technical discussions, brainstorming sessions, online events and conferences annually) What we offer: Vacation and sick leave (including a sick leave without a medical certificate) A wide range of Voluntary Medical Insurance programs providing both medical treatment and various preventive options (including sports activities) Medical insurance for family members at corporate rates Company support during significant life events (childbirth or adoption, marriage, etc.) Support for psychological comfort: discounts on services from mental health specialists or coaches, thematic training E-kids program - a free programming language training program for EPAMers' children   Kindly be advised that the set of benefits, including learning, certification, and other opportunities, may vary depending on the role you apply for. Our recruiter will be able to share more details about the specific opportunity during your general interview.   EPAM strives to provide its global team of over 62,350 professionals in more than 55 countries with opportunities for professional growth from day one of collaboration. Our colleagues are the source of EPAM's success, so we value cooperation, strive to always understand our clients' business and aim for the highest quality standards. No matter where you are, you will join a dedicated, diverse community that will help you realize your potential to the fullest.