Principal AI/ML Engineer

TL;DR

Principal AI/ML Engineer: Leading AI initiatives for global enterprise clients, shaping solutions, and architecting production-ready ML systems across various domains with an accent on defining strategy, designing end-to-end architectures, and building core components. Focus on developing models across NLP, CV, audio, and generative AI, implementing CI/CD for ML, and setting technical standards.

Location: Hybrid role based in Bosnia & Herzegovina, North Macedonia, Serbia, or Medellin, Colombia

Company

hirify.global is a global design and development software company, launching over 300 products for leading startups, enterprises, and Fortune 500 companies.

What you will do

• Translate business challenges into AI/ML solutions and lead discovery workshops.
• Build and present PoCs to validate feasibility and value.
• Develop models across NLP, CV, audio, and generative AI.
• Architect scalable deployments and implement CI/CD for ML.
• Define monitoring, drift detection, and optimization standards.
• Mentor engineers and guide research-to-production workflows.

Requirements

• Minimum 10+ years in software engineering or ML, with 5+ years focused on production ML systems.
• Strong background in consulting, professional services, or client-facing technical leadership.
• Expert Python; strong software engineering fundamentals.
• Deep experience with PyTorch or TensorFlow and modern architectures (Transformers, Diffusion models).
• Hands-on with LLMs: fine-tuning open-source models, parameter-efficient methods, and evaluation strategies.
• Model serving, containerisation (Docker/Kubernetes), and CI/CD pipelines.
• Proficiency with AWS SageMaker, GCP Vertex AI, or Azure ML.
• Well-written and spoken English daily.

Culture & Benefits

• Proactive approach to continuous learning and improvement.
• Ability to analyze and understand business context.
• Enjoy working in a pleasant and cooperative atmosphere.
• Opportunity to work in international teams.

Hiring process

• Applications will be reviewed as they come in, and chosen candidates will be contacted to move forward in the process.