Senior Platform Engineer

We are looking for a Senior Platform Engineer to join the team building an Enterprise Agent Development Platform — a production-grade, cloud-native ecosystem that enables engineering teams to define, orchestrate, deploy, and observe AI agents at scale. The platform standardizes agent development across the organization using LangGraph and Strands Agents on AWS AgentCore Runtime, providing a single-file developer experience where the platform handles runtime, tooling, observability, and deployment automatically. The initiative spans agent framework design, runtime architecture, marketplace integration, CI/CD automation, and enterprise-grade observability — reducing agent development from months to days while enforcing consistent security, quality, and governance standards. Feel free to work remotely from anywhere across Lithuania or connect with colleagues at our Vilnius and Kaunas offices. Responsibilities Integrate AWS AgentCore Evaluation API as a CI/CD deployment gate using on-demand modeConfigure GitHub Actions workflows to enforce evaluation-based deployment gatingSet up online evaluation with configurable sampling rates using AgentCore online modeBuild CloudWatch dashboards to track per-agent, per-evaluator evaluation scores over timeConfigure CloudWatch alarms to detect and flag quality degradation thresholdsMaintain and refine CI/CD pipelines to support consistent quality gates across agent deploymentsCollaborate with platform teams to align evaluation gating with governance and security standards Requirements 3+ years of experience in platform or DevOps engineeringExperience with CI/CD pipeline integration for quality gatesExperience in CloudWatch dashboard and alarm designProficiency in English at a B2+ level Nice to have Familiarity with AWS AgentCore Evaluation online mode sampling configurationKnowledge of AWS AgentCore Runtime version comparison using evaluation for regression detectionFamiliarity with CloudWatch EMF for structured evaluation score metricsFamiliarity with native AI cloud services such as AWS Bedrock, Google Vertex AI, and Azure AIBackground in designing, building, and operating AI agents and agentic frameworksFamiliarity with coding agents such as Claude Code, OpenCode, Cursor, Trae, and Antigravity We offer Engineering Heritage: Best-in-class experts sharing a culture of engineering excellence and tackling complex engineering challenges for over 30 yearsAdvanced Tech Stack: Innovative projects where you can apply or enhance your expertise in Cloud, Data, AI, and other emerging technologiesWorld-Class Clients: Work closely with 340+ of the Forbes Global 2000 on creating disruptive solutions that make a global impactProfessional Growth: Exceptional support for career development with comprehensive resources for upskilling or reskilling in pioneering practicesGenAI Community: Strong AI competencies with 600+ experts across 55+ locations driving GenAI-enabled transformation journeysEntrepreneurial Culture: If you're passionate and dedicated to improving business transformation, we provide the support you need to bring your ideas to lifeHybrid Setup: The flexibility to work from any location in Lithuania, whether it's your home or our dynamic offices in Vilnius and KaunasOther Benefits: Additional vacation and trust days, private health insurance, Employee Stock Purchase Plan and more Salary range €3.8K-€5.7K gross, based on your experience and interview results. EPAM is a leading global provider of digital platform engineering and development services. For over 30 years, our team has helped leading brands navigate the waves of digital transformation, building solutions that help them stay competitive through constant market disruption.With offices in 55+ countries, EPAM has grown in Lithuania to over 1,300+ talented innovators in just 5 years. We foster creativity and unconventional ways of doing things, welcoming like-minded professionals to join us.