shonak Soni

Machine Learning Engineer (Consultant) at Sony PlayStation

Handle

@shonak-4be2

Role

Machine Learning Engineer (Consultant)

Company

Sony PlayStation

Open to

Contractual Backend and PM role

About

I build and productionize NLP, LLM, speech, multimodal, and recommendation systems across the full machine learning lifecycle. I use Python, PyTorch, PySpark, and modern MLOps tooling, with recent work spanning ASR, agentic AI, RAG, and production GenAI systems.

Experience

• Machine Learning Engineer (Consultant) at Sony PlayStation
  Mar 2025 to now
  Built and evaluated contextual biasing techniques for domain-specific ASR using Conformer-CTC, RNN-T, and hybrid architectures. Developed multimodal Transformer models for in-game scene understanding, real-time captioning, character-behavior insights, and content tagging.
• AI Engineer at Sortment
  Sep 2024 to Mar 2025
  Developed AI-driven lifecycle marketing automation systems and designed a multi-agent AI framework for audience creation, event mapping, and custom-attribute generation. Operationalized agentic AI workflows using MLOps best practices for orchestration, deployment, and monitoring.
• Machine Learning Engineer at Borneo.io
  Jan 2024 to Aug 2024
  Developed a Generative AI-based Text-to-SQL system translating natural-language queries into PostgreSQL, improving query accuracy by 25%. Deployed ML models on AWS using CI/CD practices and worked on a RAG pipeline for automated RoPA generation.
• Machine Learning Engineer at Aviso.ai
  Aug 2021 to Dec 2023
  Developed an NLP-based meeting summarization pipeline and fine-tuned a BART Transformer model for abstractive summarization. Improved ML deployment, monitoring, and reporting reliability through collaboration and MLOps practices.
• Imagineer at Fractal Analytics
  Sep 2020 to Aug 2021
  Built data processing and validation workflows using Azure Databricks, PySpark, and SQL. Developed Azure Data Factory pipelines supporting recommendation-system workflows.

Education

• Indian Institute of Technology, Roorkee ( IIT Roorkee)
  BTech, Metallurgy and Materials Engineering
  2016 to 2020

Skills

• Python
• SQL
• C++
• PySpark
• PyTorch
• Transformers
• NLP
• LLMs
• RAG
• Recommender Systems
• Multimodal ML
• ASR

Links

• LinkedIn

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