Location: OUTSIDE RF and RB Employment: full-time Salary range: from $25 per hour

Hello! We are "Aspirity Solution", a development studio that has been creating web and mobile applications, no-code solutions, and AI agents for a wide range of clients for 10 years. We are currently looking for a Prompt Engineer / AI Agent Behavior Engineer for our partner's team.

Responsibilities

• Development and support of system prompts for AI agents
• Designing dialogue logic and prompt flows
• Generating stable JSON responses for API integrations
• Creating templates based on Jinja2 (variables, conditions, handling incomplete data)
• Configuring agent behavior: tone, style, dialogue rules
• Conducting A/B tests and improving metrics (response quality, task completion, error reduction)
• Analyzing logs, finding errors and weak points in logic
• Interacting with product, development, and QA teams

Requirements

• Experience with LLMs (production or close to production)

• Understanding of prompt design: instruction hierarchy, few-shot, chain-of-thought, structured responses

• Proficient in JSON, Markdown

• Knowledge of Python and experience with templating engines

• Ability to analyze errors through logs and iterations

• **Russian — fluent

• English — B2 or higher**

Will be a plus

• Experience with chatbots, voice AI, or AI assistants
• Experience with Jinja2 or similar templating engines
• Background in linguistics, UX writing, or dialogue design
• Experience evaluating LLM quality (metrics, tests, regression)
• Understanding of hallucination control, guardrails, schema validation