Principal ML/AI Engineer

GigaCloud is a Ukrainian cloud provider, helping companies since 2016 to confidently migrate data and services online: with ease, clarity and sense of support every step of the way. We have implemented cloud projects for over 1,500 companies, including large enterprises and public agencies. Thanks to our cloud solutions, over 20 million people every day make payments, access online documents, work files etc. We also have the largest partner program on the Ukrainian cloud market, which allows us to cover the wide range of clients’ IT needs. GigaCloud — a cloud that’s yours. We have everyone in their right place and on the same team. If you like what we do and how we do it, join us. Let's build the cloud together! Join the team! Requirements:Experience with Transformer models: BERT, RoBERTa, GPT, T5, LLaMA, Mistral, Falcon, etc.Strong knowledge of Python; experience with PyTorch, TensorFlow, and Hugging Face Transformers.Understanding of modern LLM architectures and fine-tuning techniques: LoRA, PEFT, Instruction Tuning, RAG.Experience with NLP tasks: classification, text generation, machine translation, QA systems, etc.Familiarity with evaluation metrics: accuracy, F1, BLEU, perplexity, ROUGE, etc.Basic knowledge of statistics and classical machine learning.Experience with MLflow, DVC, or similar tools.Experience with model containerization (Docker).Understanding of CI/CD principles in ML projects.Skills in model deployment using FastAPI / Flask / TorchServe / Triton.Experience with cloud infrastructure (AWS, GCP, Azure, or local cloud providers).Bonus: experience with Kubernetes, Airflow, Kubeflow, Ray.Responsibilities:Selecting and configuring modern Transformer/LLM models for company-specific tasks.Fine-tuning, LoRA tuning, model distillation, and quantization.Preparing and processing datasets (including augmentation).Deploying models to production and automating pipelines (data → training → inference).Monitoring model performance in production, retraining, and optimization.Collaborating with Data Engineers and DevOps to build the MLOps infrastructure.Evaluating model performance using various metrics and analyzing results to identify areas for improvement and optimization.We offer you:Having the capability to create something new and witness your own input.You can find confidence in the future here, but rest assured it won't be dull. Join a dynamic and expanding community. Our company is experiencing growth and expanding into Europe. Currently, we have offices in Kyiv, and Warsaw and plan to open additional locations in other countries. Full-time employment contract.Multisport (light). Paid vacation, sick leave.You can learn more about us here:Facebook — https://www.facebook.com/gigacloudLinkedIn — https://www.linkedin.com/company/10926506YouTube — https://www.youtube.com/c/GigaCloudAboutInterested in joining our team? We invite you to submit your CV..