Senior Python Engineer (AI Platform Services)

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N-iXAI platform services
Workplace type: remote; Locations: Kraków, Zabłocie 43A, Kraków, Country code: PLFull-TimeSenior
Salary6000 - 6300 USD per month net b2b
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Job Details

Required Skills
AWSGraphQLPostgreSQLPythonDynamoDBMySQLTypeScriptRESTful APIs

Requirements

  • Have experience making significant contributions to production backend systems, APIs, or services.
  • Use agentic development deliberately to explore, build, and deliver projects, and be able to articulate effective practices.
  • Have strong experience with TypeScript and Python for server-side application development.
  • Have experience designing, building, and integrating GraphQL and REST APIs.
  • Have experience with relational databases such as PostgreSQL or MySQL and NoSQL systems such as DynamoDB or Cloud Firestore.
  • Have experience building and operating serverless functions with AWS Lambda or Cloud Run functions.
  • Have experience with automated testing, debugging, and production support for distributed or service-based systems.
  • Be familiar with Git-based collaboration and continuous-integration workflows.
  • Have strong communication skills and a constructive approach to pull-request reviews and peer mentorship.
  • Nice to have: experience with GCP services including Cloud Run, GKE, Pub/Sub, and Cloud SQL.
  • Nice to have: experience with authentication, search, cloud infrastructure, messaging, queues, and event-driven architectures.
  • Nice to have: experience building services for AI-enabled products and data-intensive workflows, observability tools, external API integrations, and MCPs.

Responsibilities

  • Build and evolve backend services, GraphQL and REST APIs, and integrations for customer-facing and internal applications.
  • Design and maintain API contracts and data-access patterns for application workflows.
  • Work with relational and NoSQL databases to deliver dependable, scalable application behavior.
  • Build asynchronous and event-driven processing where it improves product workflows and system resilience.
  • Improve testing, observability, performance, and operational readiness for owned systems.
  • Own substantial work from implementation through deployment, production support, and incremental improvement.
  • Partner with frontend engineers, product, design, and data teams to deliver product capabilities.
  • Contribute to code reviews, shared engineering practices, and peer learning.
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6000 - 6300 USD per month net b2b
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