Machine Learning Engineer for AI-Driven Customer Experience

hace 3 semanas


Medellín, Antioquia, Colombia Lean Solutions Group A tiempo completo

Company Overview:

Lean Solutions Group is a rapidly expanding organization that prides itself on being at the forefront of software development and IT services. With a strong presence in Latin America and the United States, we offer a wide range of opportunities for professionals to grow their careers and take on new challenges.

We are seeking an experienced Senior Machine Learning Engineer to join our innovative team at Lean Solutions Group. In this role, you will be responsible for designing, developing, and deploying advanced voice-based AI solutions to enhance customer experiences within our call center. Your expertise in Large Language Models (LLMs) and audio processing will be crucial in creating sophisticated voice bots that automate interactions seamlessly.

Key Responsibilities:

  • Design and deploy advanced voice bots using LLMs to handle customer queries in real-time during voice calls, enhancing customer interactions.
  • Develop and optimize ML models for real-time audio and speech analysis, focusing on speech recognition, speaker identification, and sentiment analysis to improve accuracy and effectiveness.
  • Apply audio signal processing techniques to enhance voice quality, including noise cancellation, speech enhancement, and voice activity detection to ensure clarity in conversations.
  • Collaborate with cross-functional teams to define technical requirements and improve model performance through real-world feedback.
  • Continuously monitor and optimize voice bot performance, implementing real-time feedback mechanisms to maintain high customer satisfaction and accurate response rates.

Requirements & Qualifications:

  • Bachelor's or Master's degree in Computer Science, Machine Learning, Artificial Intelligence, or a related field.
  • 4 years of experience as a Machine Learning Engineer or in a similar role.
  • Advanced proficiency in LLMs for developing conversational AI and handling complex customer service requests.
  • Expertise in audio processing and speech technologies, including ASR, TTS, speech-to-text, and text-to-speech conversion.
  • Intermediate proficiency in Python and relevant machine learning libraries such as TensorFlow, PyTorch, or Keras.
  • Experience with audio processing libraries like librosa and Pydub, and tools such as Kaldi, DeepSpeech, or SpeechBrain.
  • Advanced experience in NLP for tasks including intent recognition, entity extraction, and sentiment analysis.
  • Familiarity with real-time streaming and latency optimization for voice communication.
  • Experience with cloud platforms like AWS, Azure, or Google Cloud, particularly for speech processing services.

Estimated Salary Range: $120,000 - $180,000 per annum, depending on location and experience.

About Lean Tech:

Lean Solutions Group offers a collaborative work environment, professional development opportunities, and career growth prospects. We are an equal opportunity employer committed to creating an inclusive environment for all employees.



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