Senior Platform Engineer (API & Gateway - Data & AI Platform)

EPAM is a global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and startups. They have over thirty years of expertise in custom software, product, and platform engineering, helping clients become AI-Native enterprises.

• 5+ years of experience in platform or software engineering with expert-level proficiency in Python
• Hands-on experience building APIs and SDKs on distributed services, including client libraries
• Proficiency in FastAPI, REST/async design, API versioning, and contract testing
• Expertise in designing gateway architectures including orchestration, API integration, and routing
• Knowledge of IAM concepts including RBAC/ABAC, managed/workload identity, and token delegation
• Hands-on experience with Azure and GCP, including private endpoints and multi-cloud integration
• Skills in CI/CD and automation using Azure DevOps or GitHub Actions
• Familiarity with observability tools such as OpenTelemetry, Prometheus, Loki, Tempo, and Grafana
• Ability to unify fragmented service landscapes into coherent products
• English proficiency at B2 level or higher

• Design and build APIs and SDKs on top of distributed platform services using Python/FastAPI
• Define REST/async API design standards, versioning strategies, and contract testing practices
• Develop client libraries that provide consistent, reliable access to platform services
• Architect and maintain a gateway layer that fronts platform services and removes direct fragmented access
• Establish orchestration and routing patterns that converge independent services into one cohesive product
• Implement RBAC/ABAC least-privilege authorization models at the gateway level
• Manage identity and token flows, including managed/workload identity and delegation
• Build and maintain CI/CD pipelines using Azure DevOps or GitHub Actions with a test-first approach
• Produce clear service contracts and documentation to support platform adoption
• Integrate services across Azure and GCP, leveraging private endpoints for secure communication
• Implement observability practices using OpenTelemetry, Prometheus, Loki, Tempo, and Grafana
• Use metrics, traces, and logs to debug and tune production performance

Benefits listed are available to employees only. The company is open to working with Contractors; terms of B2B cooperation are agreed individually. Only selected candidates will be contacted.