fastapi developer

EPAM Systems provides software engineering, digital platform engineering, and product design services to global clients. The company operates as a provider of IT consulting and digital transformation solutions, supporting a large international workforce across multiple countries.

• 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.

• 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;
• English B2;
• Nice to have: Databricks, MCP.

• Flexible schedule with shifted hours until 10 pm Kyiv time;
• Equipment provided for work tasks;
• Opportunities to change projects and technology stacks;
• Access to professional growth programs, including internal training, certification support, and leadership schools;
• Vacation and sick leave;
• Voluntary Medical Insurance programs with family coverage options;
• Support for psychological well-being and life events;
• Relocation support is available for eligible candidates.