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Sr. Data Engineer

United States, Boston Employment contract 50.00 - 65.00 USD / Hour · Job Posted June 16, 2026
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Job Description

We are seeking a hands-on Sr. Data Engineer with 5–8 years of experience to support critical data engineering initiatives within a finance and analytics-driven environment. This is a highly execution-focused role requiring a strong backend engineering mindset, deep expertise in PostgreSQL, SQL optimization, ETL development, and data architecture. The ideal candidate will be comfortable working at a detailed technical level, driving outcomes quickly, and maintaining clear communication with stakeholders regarding project status, risks, and deliverables.

Job Responsibility

  • Design, develop, maintain, and optimize scalable data pipelines and ETL/ELT workflows
  • Refactor existing ETL processes to improve performance, scalability, and reliability
  • Perform extensive data validation, testing, and quality assurance across data platforms
  • Optimize PostgreSQL databases, SQL queries, and table structures for performance and efficiency
  • Work with large-scale datasets utilizing Parquet file formats and modern data engineering best practices
  • Improve data architecture, operational reliability, and system performance
  • Troubleshoot data issues and implement sustainable solutions to improve platform stability
  • Maintain detailed project trackers, task lists, and status updates using Excel-based reporting
  • Manage timelines, identify risks proactively, and communicate progress clearly to stakeholders
  • Collaborate with business, analytics, and engineering teams to support data-driven initiatives
  • Drive execution independently while ensuring alignment across project stakeholders

Requirements

  • 5–8 years of experience in Data Engineering, Backend Engineering, or related technical roles
  • Strong hands-on experience with PostgreSQL and advanced SQL development
  • Proven experience building, maintaining, and optimizing ETL/ELT pipelines
  • Strong understanding of data engineering patterns, data modeling, and data architecture principles
  • Experience working with Parquet file formats and large-scale data processing
  • Extensive experience with data testing, validation, troubleshooting, and performance tuning
  • Solid finance, investment, or analytics domain knowledge
  • Strong analytical and problem-solving abilities
  • Excellent organizational and communication skills
  • Ability to work independently and manage multiple priorities effectively
  • Experience within financial services, investment management, capital markets, or analytics environments
  • Experience working in highly data-intensive enterprise platforms
  • Familiarity with cloud-based data platforms and modern data engineering ecosystems
  • Experience supporting operational reporting and stakeholder-facing initiatives

Nice to have

  • Experience within financial services, investment management, capital markets, or analytics environments
  • Experience working in highly data-intensive enterprise platforms
  • Familiarity with cloud-based data platforms and modern data engineering ecosystems
  • Experience supporting operational reporting and stakeholder-facing initiatives

What we offer

  • medical
  • dental
  • 401(k)
  • direct deposit
  • commuter benefits

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