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Langate Software

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Middle AI Agent Engineer

Artificial IntelligenceArtificial IntelligenceFull TimeRemoteMid LevelTeam 51-200Since 2001H1B No SponsorCompany SiteLinkedIn

Location

Ukraine

Posted

10 days ago

Salary

0

Seniority

Mid Level

Bachelor Degree2 yrs expEnglishPythonTypeScript

Job Description

Middle AI Agent Engineer

Langate Software

• Design and implement agentic features end-to-end, from prototype to production. • Build and maintain agent loops, tool layers, context management, persistence, sub-agent orchestration, observability, and safety hooks. • Define quality standards for agent performance by creating golden datasets, writing evaluations, and setting up regression checks. • Instrument agents with proper tracing and telemetry, and investigate production behavior using real execution traces. • Work directly with client stakeholders to elicit and refine requirements, translate them into technical scope, and align on expected outcomes. • Make pragmatic build-versus-import decisions when selecting frameworks, tools, and external components. • Participate in architecture discussions and code reviews, contributing to scalable and production-ready engineering decisions. • Move between projects and priorities as needed, taking ownership of delivery in a fast-changing environment with a high degree of autonomy.

Job Requirements

  • 2–3+ years of commercial engineering experience
  • Ability to build a tool-using agent loop from scratch, including tool calling, structured outputs, stop reasons, parallel tool use, and error recovery
  • Strong understanding of context engineering, including what to write, select, compress, and isolate
  • Hands-on experience with modern agent frameworks or SDKs such as LangGraph, Claude Agent SDK, OpenAI Agents SDK, or Pydantic AI
  • Working knowledge of Model Context Protocol (MCP)
  • Experience building or extending evaluation harnesses, solid Python and/or TypeScript skills, and Upper-Intermediate English

Benefits

  • Competitive compensation
  • B2B contract
  • paid sick leave
  • 20 days of paid vacation
  • Free English lessons
  • Flexible work schedule
  • Official Ukrainian holidays are non-working days
  • Paid courses and certifications
  • Coach / psychologist consultation
  • Workshops
  • Career development plan
  • Mentoring

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