Principal, Data Analytics and Engineering

Bluemercury

$130K — $180K *
Retail & Consumer Goods
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • 10+ years in data and analytics engineering or multi-tier analytics platform architecture with hands-on experience.
  • Expert in GCP, Snowflake performance engineering, AtScale semantic modeling, Workato/Airflow, and Amperity or similar CDPs.
  • Proficient in SQL, Python, and data modeling techniques such as dimensional, 3NF, and Data Vault.
  • Deep experience with large-scale retail or consumer datasets.
  • Excellent leadership, communication, and stakeholder management skills.

Responsibilities

  • Design and contribute code to scalable data platforms on Google Cloud Platform (GCP).
  • Lead engineering of Snowflake, including performance tuning and resource optimization.
  • Implement CI/CD pipelines and data quality automation.
  • Architect and implement AtScale semantic layer solutions.
  • Develop and optimize complex data flows using Workato and GCP services.
  • Provide hands-on ownership of the Amperity Customer Data Platform (CDP).
  • Engineer production-ready data products and operationalize model scoring pipelines.

Benefits

  • Opportunities for professional growth and training.
  • Collaborative and innovative work environment.
  • Access to the latest technology and tools for data engineering.
  • Flexible work arrangements to promote work-life balance.
  • Engagement with cross-functional teams that enhance career development.
Full Job Description
Job Description

Job Overview:

The Principal Engineer, Data & Analytics Engineering, is Bluemercury's senior hands-on technical leader responsible for architecting, building, and scaling our enterprise data ecosystem. This role blends deep engineering expertise with technical leadership - driving architecture decisions while remaining actively involved in coding, designing, troubleshooting, and optimizing mission-critical pipelines and platforms. You will partner closely with product, engineering, and business stakeholders to ensure our data foundations are robust, secure, and built for long-term growth.

Key Responsibilities:
  • Hands-On Data Platform Engineering & Architecture
    • Design, build, and directly contribute code to scalable data platforms on Google Cloud Platform (GCP).
    • Lead hands-on engineering of Snowflake: schema design, performance tuning, resource optimization, and governance.
    • Implement CI/CD pipelines, monitoring, logging, testing frameworks, and data quality automation.
    • Serve as the primary technical expert for data reliability, platform performance, and architectural decision-making.
  • Semantic Layer & Enterprise Reporting Enablement
    • Architect and implement the AtScale semantic layer solutions, including aggregates, metrics, and performance optimizations.
    • Provide hands-on technical support for Tableau data sources, extracts, and performance tuning.
    • Establish patterns that ensure accurate, consistent, and trusted enterprise reporting.
  • Integration Engineering & Data Pipelines
    • Develop and optimize complex data flows using Workato, GCP services, and custom code.
    • Build scalable ingestion frameworks for batch and streaming data.
    • Troubleshoot and resolve pipeline issues at the system, code, and infrastructure levels.
  • Customer Data Platform Engineering
    • Provide hands-on ownership of the Amperity CDP, including identity resolution logic, profile stitching, segmentation workflows, and system integrations.
    • Integrate and engineer data enrichment workflows with Bridg and other append platforms.
    • Ensure data structures and pipelines enable advanced personalization and CRM activation.
  • Enablement of Data Science & Advanced Analytics
    • Engineer production-ready data products, feature sets, and ML-ready datasets.
    • Build and operationalize model scoring pipelines in partnership with data science teams.
    • Maintain documentation, lineage, and metadata standards for transparent analytics operations.
  • Technical Leadership & Influence
    • Set engineering standards through direct contribution and technical excellence.
    • Conduct design reviews, propose architecture patterns, and drive platform evolution.
    • Mentor engineers across data engineering, analytics engineering, and integrations-acting as the senior technical resource.
    • Influence roadmaps and cross-functional decisions using hands-on insights and deep platform understanding.

Qualifications:

Required
  • 10+ years in data and analytics engineering or multi-tier analytics platform architecture, with significant hands-on engineering experience.
  • Expert with:
    • GCP (GCS, Compute, storage optimization)
    • Snowflake performance engineering
    • AtScale semantic modeling
    • Workato, Airflow, or similar orchestration tools
    • Amperity or similar CDPs
    • Advanced SQL, Python, and data modeling skills (dimensional, 3NF, Data Vault).
    • Deep experience engineering large-scale retail or consumer datasets.

Preferred
  • Experience designing ML feature stores and production-grade data science pipelines.
  • Proven ability to lead architecture through hands-on contributions.
  • Retail industry experience.
  • Experience of integrating data platform with ERP and POS solutions in mid to large organizations.
  • Excellent leadership, communication, and stakeholder management skills.
  • Strong analytical, troubleshooting, and solution architecture skills.
  • Excellent communication and stakeholder engagement abilities.

What Success Looks Like
  • You model engineering excellence and deliver high-quality, efficient, hands-on solutions.
  • The enterprise data platform is stable, scalable, cost-efficient, and trusted.
  • Pipelines, workflows, and semantic layers are fully automated, monitored, and documented.
  • Customer data is accurate, unified, and actionable across the business.
  • Engineering teams adopt your standards and accelerate their delivery effectiveness.

Education
  • Bachelor's degree in Computer Science, Information Systems, Computer Science, Engineering, or a related field, or demonstrated equivalent experience in a technical role. (required).
  • Master's degree and relevant professional certifications preferred.

This job description is not all inclusive. Bluemercury, Inc. reserves the right to amend this job description at any time.

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