Head of AI

In this role, you will

- Define and drive the company's AI strategy, turning business opportunities into a structured roadmap of AI initiatives

- Identify, evaluate, and prioritize AI use cases across product development and internal business processes

- Lead the design and implementation of production-ready LLM solutions, including AI agents, multi-agent systems, and generative features

- Build and scale internal AI tools that improve engineering productivity and are actively adopted by other teams

- Evaluate the business case for AI initiatives before development, estimating expected impact, development costs, and inference expenses

- Establish measurement frameworks to assess the actual impact of AI solutions, define baselines, and distinguish real improvements from external factors

- Introduce engineering standards and best practices for AI development, including architecture, evaluation, security, and reliability

- Work closely with engineering and product teams to integrate AI into existing workflows, development processes, and products

It’s all about you

- 5+ years of software development experience (we’re open to considering candidates with less experience if they have strong relevant expertise)

- 2+ years of hands-on experience building and deploying LLM-based solutions in production, including AI agents, integrations, and generative features

- Experience developing internal tools and AI solutions actively used by other teams

- Ability to evaluate the economics of AI initiatives before development, including expected business impact, development costs, and inference costs

- Experience measuring the actual impact of implemented solutions, defining baselines, choosing measurement methods, and separating results from external factors

- Solid understanding of the software development lifecycle, including estimation, code reviews, and release management

- Understanding of product metrics such as conversion, retention, ARPU, and unit economics

- Upper-Intermediate (B2) English or higher

Would be a plus

- 2+ years of experience in a Tech Lead or Staff Engineer role

- Experience implementing RAG solutions for codebases or technical documentation

AI skills & tools

- Experience designing and operating multi-agent systems in production, including orchestration, autonomy boundaries, failure handling, and human-in-the-loop workflows

- Hands-on experience building custom MCP servers, not just integrating existing ones
Advanced Claude Code expertise, including custom skills, commands, subagents, and hooks

- Strong context engineering skills: understanding what belongs in the context window, what should be handled through RAG, and what should be exposed as a tool

- Experience with evaluation frameworks, including offline evaluation datasets, LLM-as-a-judge, and detecting model performance degradation after updates

- Understanding of inference economics and optimization techniques, including caching, batching, model selection, and cost per unit

- Knowledge of AI security policies and practices, including prompt injection protection, data and secret leakage prevention, and agent permission management

- Familiarity with DORA and SPACE engineering metrics

- Claude Certified Architect – Professional (CCAR-P) or Claude Certified Developer – Foundations (CCDV-F) certification

What we offer

Care and support:

- 20 paid vacation days, 15 sick days, and 6 additional days off for family events

- Up to 10 additional days off for public holidays

- 100% medical insurance coverage

- Sports and equipment reimbursement

- Team building events, corporate gifts, and stylish merch

- Financial and legal support

- Maternity recovery support allowance

- Position retention and support for those who join the Armed Forces of Ukraine

- Participation in social initiatives supporting Ukraine

Comfortable working environment:

- Work from our Kyiv hub or remotely with a flexible schedule

- Modern equipment or depreciation of your own tools

Investment in your future:

- Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche

- 70% of our heads and leads have grown into their roles here – so can you!

- Performance-oriented reviews and Individual Development Plans (IDPs)

- Reimbursement for professional courses and English classes

- Corporate library, book club, and knowledge-sharing events

Hiring process

- Intro call

- Technical Interview

- Final Interview

- Reference check

- Offer