Senior GenAI/AI Backend Engineer

About the Position

We are seeking a Senior GenAI/AI Backend Engineer to design, implement, and maintain scalable AI-powered applications, focusing on seamless integration of OpenAI APIs and robust backend services in cloud environments. This role offers shifted working hours - till 10 pm (Kyiv time).

Responsibilities

• Develop and optimize backend services for AI/LLM applications
• Integrate, scale, and manage LLM-based applications in a cloud environment
• Implement CI/CD pipelines for automated deployment
• Monitor and optimize AI services
• Ensure observability and logging for LLM API performance tracking
• Collaborate with DevOps and AI/DS teams to streamline workflows and improve system reliability
• Work with cloud environments such as Azure for hosting and scaling AI applications
• Develop APIs and microservices to support AI-powered features

Requirements

• 5+ years of experience in backend engineering with a focus on AI applications
• Strong Python backend engineering skills, including FastAPI
• Knowledge of LLM API integration and production operation, such as OpenAI
• Expertise in prompt engineering, agentic workflows, and orchestration patterns
• Capability to handle LLM limitations including latency, cost control, retries, and fallbacks
• Background in backend architecture for scalable, LLM-backed APIs
• Working knowledge of SQL/NoSQL databases, Redis, and Kafka
• Experience with Databricks and MCP
• Excellent English communication skills at B2+ level

We Offer

• 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)
• Focus on your professional growth:
  • 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 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)
• 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