AI/ML Staff Software Engineer at eBay

Bengaluru, Karnataka, India

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

EcommerceIndustries

Requirements

At least 5 years of experience in building AI/ML-based products and solutions in production environments
Solid foundation in Data Structures, Algorithms, Object-Oriented Programming, Software Design, and core Statistics knowledge
Proven expertise in Python and ML libraries such as scikit-learn, XGBoost, TensorFlow, PyTorch, Keras
Deep understanding of machine learning fundamentals, algorithms, and model evaluation techniques
Hands-on experience with ML Ops tools and best practices
Experience with OCR, NLP, vector search, embeddings, and LLM-based applications
Experience in the close examination of data and computation of statistics
Proficiency in working with large scale data in Hadoop and Spark
Proficient with prediction accuracy, latency, throughput, confidence scores, and drift (data & concept)
Strong programming, system design, and debugging skills
Experience working in domains such as fraud detection, credit risk, compliance, advertising, or recommendations is highly preferred
Publication of research papers or technical articles in ML conferences or journals is highly desirable
Bachelor’s or Master’s in CS, Engineering, Math, or related field; PhD preferred but not required

Responsibilities

Design and build machine learning models to detect fraud, bot attacks, collusion etc
Perform feature engineering, model development, evaluation, and optimization for high-accuracy ML applications
Fine-tune and implement Deep Neural Network (DNN) architectures
Construct robust ML pipelines for training, validation, and deployment using modern ML stacks
Apply prompt engineering techniques with Generative AI models (LLMs, diffusion models, etc.) to tackle application-driven problems
Leverage vector databases and build/optimize embeddings for search, retrieval, and semantic understanding
Lead efforts in simulation, synthetic data generation, and experimentation
Build reliable APIs and services that expose ML model outputs for real-time decisioning
Evaluate bias and fairness across population subgroups
Maintain logging, tracing, and alerting for model inputs/outputs, feature importance, versions, and pipeline steps
Lead and participate in data validation, preprocessing, and cleansing workflows to ensure ML readiness
Work closely with engineers, product managers, and collaborators to develop scalable ML-powered applications

Skills

Machine Learning

Deep Neural Networks

Feature Engineering

Model Evaluation

ML Pipelines

Prompt Engineering

Generative AI

LLMs

Diffusion Models

Vector Databases

Embeddings

Fraud Detection

eBay

Global online marketplace for buying and selling

About eBay

eBay is an online marketplace where individuals and businesses can buy and sell a wide range of products, including electronics, fashion, and collectibles. Users can list items for auction or use the 'Buy It Now' option for immediate purchases. eBay stands out from competitors with its vast selection, user-friendly interface, and strong buyer and seller protections, including free shipping on many items. The company's goal is to facilitate seamless transactions while generating revenue through transaction fees, advertising, and subscription services.

San Jose, CaliforniaHeadquarters

1995Year Founded

$6.5MTotal Funding

IPOCompany Stage

Consumer Software, Consumer GoodsIndustries

10,001+Employees