Senior Technical Lead- AI/ML

HCLTech; Bengaluru; On-site; INR 1,500,000 - 3,500,000; Full time

Job summary

HCLTech is seeking a skilled ML engineer to design, implement, and optimize models for time series forecasting and NLP applications. The role emphasizes scalable solutions and adherence to best practices in Python, Spark, and ML frameworks.

You will work on end-to-end data pipelines, feature engineering for real-time streams, and rigorous model evaluation to ensure reliable predictions across business domains.

Qualifications

• Experience building ML models for forecasting and NLP.
• Proficient in Python and ML libraries (TensorFlow, PyTorch, scikit-learn).
• Experience with distributed data processing and streaming data pipelines.

Responsibilities

• Develop and implement time series forecasting models using Python, scikit-learn, TensorFlow, and StatsModels.
• Integrate and process large-scale streaming data with Apache Kafka and Spark for real-time feature engineering.
• Evaluate ML models with cross-validation, ROC/AUC, Precision/Recall, F1-score, and Confusion Matrix.
• Apply NLP techniques using NLTK and SpaCy for text data preprocessing and analysis.
• Optimize model training and deployment workflows with Apache Airflow and Hadoop.
• Collaborate with the team to enforce coding standards and best practices in Python and ML development.
• Prepare technical documentation and status reports for progress and risks.

Skills

Machine Learning

NLP

Python

Spark

Kafka

Model Evaluation

Time Series

NLTK

SpaCy

Tools

TensorFlow

PyTorch

XGBoost

LightGBM

NumPy

Pandas

scikit-learn

Airflow

Hadoop

Spark

Job description

Job Summary

This role is responsible for developing, optimizing, and evaluating machine learning models focused on time series forecasting and natural language processing. The individual applies solid technical expertise to deliver scalable solutions, ensures adherence to best practices, and supports project objectives through effective use of Python, Spark, Kafka, and relevant ML frameworks.

Key Responsibilities

• Develop and implement time series forecasting models using Python, scikit-learn, TensorFlow, and StatsModels, ensuring robust predictions and model accuracy.
• Integrate and process large-scale streaming data with Apache Kafka and Spark, enabling real-time feature engineering and data transformation for ML pipelines.
• Evaluate machine learning models with cross-validation, ROC/AUC, Precision/Recall, F1-score, and Confusion Matrix to ensure optimal performance and reliability.
• Apply NLP techniques using NLTK and SpaCy to preprocess and analyze textual data for forecasting applications.
• Optimize model training and deployment workflows using Apache Airflow and Hadoop, maintaining efficiency and scalability in production environments.
• Collaborate within the development team to advocate and implement coding standards and best practices in Python and ML model development.
• Prepare technical documentation and status reports to communicate progress, risks, and mitigation strategies for assigned modules.

Skill Requirements

• Solid Proficiency in Machine Learning and Nlp, Including Supervised And Unsupervised Learning, Deep Learning, And Reinforcement Learning.
• Solid Experience With Python, Numpy, Pandas, Scikitlearn, Tensorflow, Pytorch, Xgboost, And Lightgbm For Model Development And Evaluation.
• Solid Understanding Of Time Series Analysis And Forecasting Methodologies.
• Solid Skills In Apache Spark And Kafka For Distributed Data Processing And Streaming Analytics.
• Solid Knowledge Of Ml Model Evaluation Metrics And Techniques, Including Crossvalidation And Statistical Analysis.
• Solid Ability To Apply Nlp Frameworks Such As Nltk And Spacy For Text Data Processing.