Senior Backend / Platform Engineer (AI Infrastructure)

New
G
Gramian ConsultancyAI Infrastructure
Poland. Czechia. Bosnia and Herzegovina. Croatia. Romania. FranceContractSenior
Salary not disclosed
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Job Details

Languages
Fluent professional English
Experience
5–10 years
Required Skills
AWSGraphQLNode.jsPythonGitAzureCI/CDRESTful APIsMicroservices

Requirements

  • 5–10 years of professional backend, platform, or software engineering experience.
  • Strong hands-on development experience with Python and/or Node.js.
  • Proven experience building scalable, resilient, and secure cloud-based applications.
  • Strong experience designing RESTful or GraphQL APIs and microservices.
  • Hands-on experience with enterprise authentication, authorization, and RBAC.
  • Professional experience integrating applications with cloud-hosted services, APIs, and data platforms.
  • Strong development practices including Git, CI/CD, automated testing, and code review.
  • Fluent professional English.

Responsibilities

  • Design and build highly scalable, resilient, and secure microservices and backend APIs.
  • Develop RESTful and GraphQL services for production-grade applications.
  • Integrate business databases, third-party services, and legacy internal platforms with AI systems.
  • Optimize backend latency, throughput, and resource allocation for real-time AI workloads.
  • Implement enterprise-grade authentication, authorization, RBAC, and rate limiting.
  • Build secure service-to-service integrations across cloud environments.
  • Establish clean coding standards and maintain strong engineering quality.
  • Write comprehensive integration tests and participate in code reviews.
  • Collaborate with AI engineers to deploy models and services in unified containerized environments.
  • Apply Git, CI/CD, testing, and cloud engineering best practices throughout delivery.
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