Senior Full Stack Engineer – AI Systems
New
H
Hire HangarAI SaaS
Ukraine - Kyiv, Parugauy - Asuncion, Ukraine - Kharkiv, Columbia - Bogotá, Belize - Belize City, Peru - Lima, Dominican Republic - Santo Domingo, Nicaragua - Managua, Honduras - Tegucigalpa, Poland - Kraków, Poland - Warsaw, Flexible / Aligned to HQ Time ZoneContractSenior
Salary2,500 - 7,000 USD per month
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Job Details
- Required Skills
- Node.jsPythonTypeScriptReactLangChain
Requirements
- Senior-level full stack engineering experience with a strong track record of delivery in complex systems
- Strong experience with agentic AI systems — including tool-use, memory, planning, and multi-agent coordination
- Practical knowledge of RPA concepts and automation workflow design
- Familiarity with semantic context patterns and how to structure and surface knowledge for AI consumption
- Proficiency across both backend (Python or Node.js) and frontend (React / TypeScript)
- Demonstrated ability to lead technically within a collaborative, cross-functional team
- Must have prior remote work experience and be comfortable working autonomously within a distributed engineering team
Responsibilities
- Develop full stack features supporting the deployment, monitoring, and management of AI agents within our SaaS platform
- Build and extend the RPA agent layer — designing agents that reason, adapt, and operate reliably in production
- Implement and iterate on semantic context mechanisms that equip agents with structured, domain-relevant knowledge
- Create intuitive frontend interfaces that give users visibility and control over agent behaviour and outcomes
- Integrate with third-party AI services, LLM APIs, and enterprise data sources
- Work in a cross-functional squad alongside product managers, ML engineers, and UX designers
- Help define technical standards and patterns for agentic system development across the engineering organisation
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