Senior AI Platform Engineer

Location: Remote, Poland

Salary: 280,000.00–305,000.00 annually

Company

hirify.global provides scalable, data-driven software for fitness businesses worldwide, supporting clubs, coaches, members, and payment processing through products including ABC Glofox, ABC Ignite, ABC Trainerize, and ABC Evo.

What you will do

• Own AI platform deliverables from problem definition through production launch, adoption, and ongoing operation.
• Design, build, and operate LLM gateways, retrieval systems, agents, developer tooling, evaluation frameworks, and inline guardrails.
• Define measurable success criteria, baseline metrics, observability, SLOs, failure handling, rollout strategies, and operational processes.
• Create clean interfaces, migration paths, documentation, paved paths, reusable patterns, standards, and reference implementations.
• Design secure AI execution with least-privilege access, multi-tenant isolation, permissioning, auditability, and policy boundaries.
• Partner with Engineering, Product, Security, Infrastructure, SRE, and Developer Experience teams; participate in on-call, incident response, and post-incident improvement.

Requirements

• Demonstrated experience building or operating production retrieval systems, agent platforms, AI tooling, or other AI-enabled capabilities used by real users.
• Strong software engineering experience designing and operating distributed systems within an existing architecture.
• Ability to reason clearly about consistency, idempotency, concurrency, failure modes, multi-tenant isolation, security, and rollout risks.
• Practical understanding of AI system quality, including retrieval evaluation, answer quality, release gates, agent reliability, and cost per request.
• Experience defining success criteria, measurable baselines, observability, SLOs, and other operational targets.
• Strong understanding of secure AI execution, including least-privilege access, permissioning, auditability, and policy enforcement.
• Experience taking a platform or product capability from problem definition to production and remaining accountable for reliability, adoption, and improvement.
• Ability to use coding agents and AI development tools while independently verifying generated code and recommendations.
• Production mindset with experience in incident response, on-call operations, monitoring, debugging, and post-incident learning.
• Excellent communication and collaboration skills, customer focus, and ability to make complex technical concepts accessible to engineering and product stakeholders.

Nice to have

• Experience with LLM gateways, agent frameworks, retrieval-augmented generation, evaluation systems, or AI developer platforms.
• Experience with FinOps, cost optimization, usage-based measurement, application security, policy enforcement, identity and access management, or secure platform design.
• Experience with search quality, ranking, experimentation, relevance evaluation, OpenTelemetry, distributed tracing, AI observability, or production telemetry.
• Experience building multi-tenant infrastructure or internal developer platforms.
• Experience with developer advocacy, technical enablement, SDKs, documentation, or engineering adoption programs.
• Familiarity with routing systems, API gateways, service orchestration, workflow engines, or platform control planes.

Culture & Benefits

• Full-time employment in Poland through an Employer of Record partner under a local employment contract.
• Values-focused culture based on Best Life, Growth Mindset, and One Team.
• Open PTO policy, quarterly Days of Disconnect, and parental and pawternity leave.
• Quarterly fitness reimbursement, partner discounts, medical, dental, and vision coverage, EAP support, and Calm App access for eligible dependents.