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Freelance Python Data Analysis Jobs in Worcester, MA

Corrona

Biostatistical Data Programmer

Waltham, MA · On-site

The Biostatistical Data Programmer will help program, implement, organize and compile an analytic ... Preferred: • Experience programming in Java or Python. • Test-based/test-driven development ...

TecTammina

Big Data Integration Architect

Smithfield, RI

$61.25 - $78.75/hr

Experience on solutions and architecture including Big Data and Analytics. Hands on working with ... Scripting using Python, Ruby etc. Knowledge of Scala will be an added advantage. Hands on ...

CVS Health

Principal Data Scientist

Wellesley, MA · On-site

Python / SQL-based modeling frameworks * ML/AI and LLM-enabled analytics (including RAG architectures) * Build integrated data ecosystems combining: * Structured clinical and operational data

CVS Health

Senior Data Engineer

Wellesley, MA

$92K - $222K/yr

Develop Python-based APIs (Flask/FastAPI) to enable seamless data access, model integration, and service orchestration * Implement advanced SQL-based analytics and transformations inBigQueryor other ...

National Grid

Lead Data Scientist

Waltham, MA · Hybrid

$136K - $160K/yr

... analysis, data modeling, and working with large datasets * Advanced SQL skills (including complex joins, window functions, stored procedures); proficiency in Python for data processing * Strong ...

1 point system

Data Scientist

Northborough, MA · On-site

Understanding of predictive analytics concepts and experience designing data structures that ... Proficiency in Python or a similar language for data ingestion, transformation, and automation

Ascensus, LLC.

Senior Data Engineer

Newton, MA · On-site

$120/hr

Experience with python for data manipulation and analysis, IE. Pandas, PySpark * Experience with data modeling using IDERA's Embarcadero ER/Studio Data Architect. * Experience with PowerBI or similar ...

ASCENSUS

Senior Data Engineer

Newton, MA

$120/hr

Experience with python for data manipulation and analysis, IE. Pandas, PySpark * Experience with data modeling using IDERA's Embarcadero ER/Studio Data Architect. * Experience with PowerBI or similar ...

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How much do freelance python data analysis jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for freelance python data analysis in Worcester, MA is $58.49, according to ZipRecruiter salary data. Most workers in this role earn between $48.22 and $66.44 per hour, depending on experience, location, and employer.

What is freelance Python data analysis?

Freelance Python data analysis involves using the Python programming language to analyze and interpret data for clients on a project or contract basis. Freelancers in this field typically work with datasets to extract insights, visualize results, and help businesses make data-driven decisions. They often use libraries such as pandas, NumPy, and matplotlib, and may work across industries like finance, marketing, healthcare, and technology. Freelancers enjoy flexibility in choosing their projects and clients, and often work remotely.

What are the key skills and qualifications needed to thrive as a Freelance Python Data Analyst, and why are they important?

To thrive as a Freelance Python Data Analyst, you need strong analytical skills, proficiency in Python programming, and a solid understanding of statistics and data manipulation, often backed by a relevant degree or proven portfolio. Experience with tools such as Pandas, NumPy, Jupyter Notebooks, and data visualization libraries like Matplotlib or Seaborn is typically required. Excellent problem-solving abilities, communication skills, and the ability to manage projects independently distinguish top performers in this role. These skills enable analysts to deliver actionable insights, meet client expectations, and maintain a successful freelance business.

What are some common challenges freelance Python data analysts face when working with clients remotely?

Freelance Python data analysts often encounter challenges such as clarifying project requirements, managing client expectations about deliverables, and ensuring timely communication across different time zones. Working remotely can also mean troubleshooting data access or security issues, especially if clients have strict data privacy policies. Building trust through regular updates and transparent reporting is key to successful collaborations in this role.
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Freelance Python Data Analysis jobs near you

Data Engineer (Associate to Senior Level) - Remote

thg

Worcester, MA • On-site, Remote

$114K - $137K/yr

Other

Posted 17 days ago

Job description

Our Enterprise Data & Analytics, Claims Analytics, and Technology teams are growing—and we’re looking for Data Engineers at multiple levels to help power the future of data at The Hanover. 

 

POSITIONS OVERVIEW:

In these roles, you will play a key part in designing and delivering scalable, secure, and high-performing data solutions that enable analytics, reporting, and strategic decision-making across the organization. You’ll work hands-on with modern data platforms and collaborate with cross-functional partners to transform complex data into actionable insights.

Whether you’re early in your career building foundational skills or an experienced engineer leading enterprise-scale initiatives, you’ll contribute to a data-driven culture by developing reliable pipelines, advancing data quality and governance, and continuously improving our cloud-based data ecosystem.

These are full-time, exempt roles.   
POSITIONS SUMMARY:

Depending on your level, you’ll:

  • Design, build, and optimize data pipelines and ETL workflows
  • Develop scalable data models, data structures, and data integrations
  • Work with modern cloud platforms including Azure Synapse, Data Factory, Data Lake, and Databricks
  • Ensure data quality, governance, security, and compliance
  • Partner with business stakeholders, analysts, and data scientists
  • Contribute to or lead complex, cross-functional data initiatives
  • Improve platform reliability through monitoring, validation, and automation
  • Create clear documentation, runbooks, and data lineage
  • Mentor junior engineers (Senior-level roles)

Technology Stack includes: 

  • Azure Data Services (Synapse, Data Factory, ADLS)
  • Databricks, Delta Tables, Spark / PySpark
  • SQL / T-SQL, Python (plus Java/Scala in some teams)
  • Power BI and analytics tools
  • CI/CD via GitHub / Azure DevOps

Associate Data Engineer (0–2 years)

  • Build foundational skills in ETL, cloud data platforms, and data architecture
  • Work alongside experienced engineers to deliver scalable solutions
  • Ideal for candidates with strong SQL/Python fundamentals and a passion for learning

Data Engineer II (up to 5+ years)

  • Own development of pipelines, models, and datasets
  • Drive improvements in data quality, governance, and performance
  • Work independently across multiple projects with business impact

Senior Data Engineer (5+ years)

  • Lead complex data initiatives and architectural decisions
  • Design enterprise-scale data solutions in Azure
  • Mentor engineers and help establish best practices
  • Drive innovation in reliability, scalability, and cost efficiency

 

WHAT YOU NEED TO APPLY:

 

  • Degree in Data Science, Computer Science, or a related field
  • Must be eligible to work in the US without requiring any sponsorship, now or in the future (Law Permanent Residence or US Citizen
  • Experience with data engineering, ETL/ELT, and data modeling
  • Proficiency in SQL and Python (advanced at senior levels)
  • Strong problem-solving, communication, and collaboration skills
  • Experience with cloud data platforms (Azure preferred)
  • Passion for building high-quality, reliable data solutions

BONUS POINTS FOR:

 

  • Azure certifications (DP-203, DP-700)
  • Databricks / Data Lake experience
  • Power BI or analytics experience
  • Insurance or claims data knowledge

Apply