Note: The job is a remote job and is open to candidates in USA. Capnexus is a comprehensive services provider specializing in retail software development and support. They are seeking a highly skilled Senior AWS Data/ML Engineer to lead data architecture, pipeline development, and data integrations, leveraging advanced cloud data engineering skills and generative AI to modernize enterprise workflows.
Responsibilities
- Participate in data discovery workshops to inventory source systems including property management platforms, marketing channels, and CRM data, and translate findings into data lake architecture requirements
- Design and implement a multi-zone enterprise data lake on Amazon S3 (raw, conformed, enriched, aggregated) with ingest, cleansing, and business layers aligned to the SOW architecture
- Build batch and streaming data ingestion pipelines using AWS Glue, Amazon Kinesis, and AWS Data Pipeline across CDP, marketing, and property management data sources
- Implement data transformation and orchestration frameworks using AWS Glue ETL and AWS Step Functions, including AWS Glue Data Catalog for metadata management and discovery
- Configure Amazon Athena for serverless SQL querying across the data lake; support QuickSight integration with curated data sets for business analytics
- Develop and deploy ML models on Amazon SageMaker for lead scoring, predictive maintenance, intelligent underwriting risk scoring, and AI-powered audience segmentation
- Integrate Amazon Bedrock foundation models to enable generative AI capabilities including customer profile enrichment, hyper-personalization, and intelligent marketing automation
- Use Kiro CLI to accelerate AI-assisted development workflows, spec-driven pipeline implementation, and automated code generation tasks
- Design and implement entity resolution pipelines using Amazon Entity Resolution to identify, deduplicate, and merge customer records into unified golden records
- Implement real-time and batch data synchronization pipelines between source systems and the Customer Data Platform (CDP)
- Support Azure data lake migration: conduct discovery, assess schemas and transformation logic, provision AWS target environments, execute migration via AWS DataSync, and perform data validation and reconciliation
- Implement data lake security using AWS Lake Formation, including row-level security and column-level encryption
- Build and maintain data models to support Customer 360 views, ML feature stores, and executive analytics dashboards
- Ensure data quality, validation, and integrity across all pipeline stages and ML model outputs; support UAT for data-dependent features
- Collaborate with Full Stack, DevOps/MLOps, and AWS engagement teams; contribute to architecture documentation, pipeline runbooks, and data governance documentation
Skills
- 5+ years of data engineering or ML engineering experience, with at least 2+ years in AWS cloud environments
- Strong proficiency in Python and SQL; experience with AWS data services including S3, Glue, Athena, Kinesis, and Step Functions
- Hands-on experience with Amazon SageMaker for model development, training, tuning, and endpoint deployment
- Working knowledge of Amazon Bedrock for integrating and applying foundation models in production-grade pipelines
- Experience designing and implementing multi-zone data lake architectures on Amazon S3, including lifecycle policies and Lake Formation governance
- Familiarity with Kiro CLI or comparable AI-assisted/agentic development tooling
- Experience with entity resolution, deduplication, or master data management concepts and tools
- Solid understanding of data modeling, feature engineering, data quality practices, and ML integration testing
- Experience with AWS Lambda and AWS Step Functions for serverless workflow orchestration
- Familiarity with Amazon API Gateway for exposing data services and model endpoints
- Strong analytical, problem-solving, and communication skills; comfortable working in Agile/Scrum teams alongside AWS Professional Services
- Experience with Azure Data Lake, Azure Data Factory, or Azure Synapse — particularly in cloud-to-cloud migration contexts
- Familiarity with Amazon Entity Resolution for customer identity and deduplication use cases
- Experience with MLOps practices including model monitoring, drift detection, and automated retraining on SageMaker
- Experience with LLM prompt engineering, RAG architectures, or fine-tuning workflows on Amazon Bedrock
- Knowledge of Amazon QuickSight for analytics dataset preparation and embedded dashboard development
- AWS Certification (Machine Learning Specialty, Data Analytics Specialty, or Solutions Architect)
- Background in real estate, property management, marketing technology, or insurance industries
Benefits
Company Overview
CapNexus is a consulting and IT services company that provides enterprise technology transformation services for companies. It was founded in 2026, and is headquartered in Middletown, New York, USA, with a workforce of 51-200 employees. Its website is https://capnexus.io.