Aptonet

Gen AI / Machine Learning Engineer

Aptonet
Full-time Posted 4 months ago

Role overview

We are seeking a highly skilled
Generative AI / Machine Learning Engineer
with strong expertise in
Natural Language Processing (NLP)
to design, develop, and deploy AI-driven solutions. This role will focus on building scalable ML systems, fine-tuning large language models (LLMs), and implementing NLP pipelines that power enterprise applications.

The ideal candidate combines strong theoretical ML knowledge with hands-on engineering experience in modern AI frameworks and cloud-based ML infrastructure.

Responsibilities

  • check_circle Design, develop, and deploy NLP and Generative AI solutions in production environments
  • check_circle Fine-tune and optimize Large Language Models (LLMs) for domain-specific use cases
  • check_circle Build and maintain ML pipelines for data ingestion, preprocessing, training, and inference
  • check_circle Develop prompt engineering strategies and evaluate model performance
  • check_circle Implement Retrieval-Augmented Generation (RAG) architectures
  • check_circle Work with structured and unstructured text datasets
  • check_circle Conduct model evaluation, error analysis, and performance tuning
  • check_circle Collaborate with data engineers and software teams to integrate AI models into applications
  • check_circle Ensure responsible AI practices including bias mitigation, explainability, and governance
  • check_circle Maintain documentation and contribute to AI best practices and architecture standards

Basic qualifications

  • Bachelor’s or Master’s degree in Computer Science, Machine Learning, Data Science, or related field
  • 5+ years of experience in Machine Learning or AI engineering
  • 3+ years of hands-on experience with NLP
  • Strong programming skills in Python
  • Experience with ML frameworks such as:
  • PyTorch
  • TensorFlow
  • Scikit-learn
  • Experience working with:
  • Hugging Face Transformers
  • OpenAI / LLM APIs
  • LangChain or similar orchestration frameworks
  • Experience building and deploying models in cloud environments (AWS, Azure, or GCP)
  • Knowledge of vector databases (e.g., Pinecone, FAISS, Weaviate)
  • Strong understanding of:
  • Embeddings
  • Tokenization
  • Text classification
  • Named Entity Recognition (NER)
  • Sentiment analysis
  • Semantic search
  • Experience with REST APIs and microservices architecture
  • Familiarity with CI/CD pipelines for ML deployment

Preferred qualifications

  • Experience with:
  • RAG architectures
  • LLM fine-tuning (LoRA, PEFT, etc.)
  • Distributed training
  • MLOps tools (MLflow, Kubeflow, SageMaker)
  • Experience working in regulated or government environments
  • Exposure to AI governance and compliance frameworks
  • Experience handling sensitive or classified datasets

Tags & Focus Areas

Contract Ai Machine Learning Nlp Generative Ai