Staff Machine Learning Engineer

Zendesk
Krakow
Workplace: HybridFull timePLN 392,000 - 588,000 annuallyFunction: Data Science & Machine LearningSkills: ["Collaboration","Growth mindset","Self-management","Independent work","Hypothesis-driven experimentation"]

Build and scale an AI-powered full-text search platform that powers Zendesk’s customer experience across help centers and agentic RAG bots. Work with Product Management, ML Scientists, and Engineers to define feature scope and implementation strategies, expand RAG capabilities, and improve hybrid search using vector embeddings and keyword retrieval. Support deployed services for stability and reliability, write clean code, and contribute to technical design and best practices.

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FursaFursa
Zendesk
Zendesk
11 hours ago

Staff Machine Learning Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 11 hours agoStatus: Live

Job Summary

Build and scale an AI-powered full-text search platform that powers Zendesk’s customer experience across help centers and agentic RAG bots. Work with Product Management, ML Scientists, and Engineers to define feature scope and implementation strategies, expand RAG capabilities, and improve hybrid search using vector embeddings and keyword retrieval. Support deployed services for stability and reliability, write clean code, and contribute to technical design and best practices.
Location: Krakow
Workplace: Hybrid
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Sr. Manager level

Key Responsibilities

  • •Deliver AI-powered capabilities to customers at Zendesk scale using latest LLM technologies.
  • •Collaborate with Product Management, ML Scientists, and Engineers to define feature scope and implementation strategies.
  • •Mentor junior team members and pair with experienced colleagues to foster mutual learning.
  • •Support deployed services to ensure stability and reliability.
  • •Write clean, maintainable code and contribute to technical design and best practices for the search platform.

Pay and Benefits

Salary: PLN 392,000 - 588,000 annually

Key Requirements

  • •Proficiency in Python or Ruby with experience in relevant testing frameworks.
  • •Solid understanding of architecture and software design patterns for server-side and web applications.
  • •Experience building scalable and stable software applications.
  • •Ability to formulate hypotheses, conduct experiments, and analyze results to inform engineering decisions.
  • •Collaborative, self-managed approach with a commitment to ongoing learning and development.
Skills:CollaborationGrowth mindsetSelf-managementIndependent workHypothesis-driven experimentation
Tech Stack:PythonRubyElasticsearchAWSPyTorchRDS MySQLRedisS3ElasticSearchKafkaSnowflakeKubernetesDockerDatadogSentryLLMRAGVector embeddingsKeyword-based retrieval

Company Brief

Zendesk
Provides cloud-based customer service and engagement software, including help desk, ticketing, chat, and CRM tools that enable businesses to manage customer support, self-service, and omnichannel communication at scale.
Industry: Enterprise Software
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Established Company
Valuation: Decacorn (USD 10B+)
Funding: Private Equity Backed
Headquarters: San Francisco, United States
Founded: 2007
Glassdoor
Glassdoor: 4.0
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