Arun R.

About Arun R.

As a data engineer with a strong foundation in Python, cloud platforms, and modern data workflows, I thrive at the intersection of technical precision and business impact. Over the past decade, I’ve built scalable ELT pipelines, designed intuitive BI dashboards, and led data modeling initiatives across industries—from fintech and healthcare to geospatial analytics.I specialize in- Cloud-native data engineering: AWS, Databricks, Snowflake, Redshift- Workflow orchestration & automation: Airflow, Prefect, Docker, CI/CD- Analytics & modeling: DBT, Spark/PySpark, Tableau, Looker, Metabase, Grafana and PowerBI- Data quality & lineage: Implementing robust monitoring and governance frameworksWhether I’m optimizing a pipeline or translating complex data into actionable insights, I bring a collaborative mindset and a clear focus on outcomes. I’m passionate about using data to drive operational efficiency, inform strategic decisions, and improve real-world systems—especially in mission-driven environments.Currently, I’m exploring opportunities where I can contribute as a hands-on engineer and strategic partner, helping teams scale their data infrastructure while aligning with values that matter.Let’s connect if you’re building something impactful and data-driven.

Experience

1. Senior Software Engineer

   Fidelity Investments

   Feb 2023 — Present · Merrimack County, NH, US

   Spearheaded development of an internal compliance and analytics platform (Fitness Tracker), improving data transparency across all Fidelity asset classes using Python, PostgreSQL, and AWS. Designed and automated ELT pipelines to ingest and harmonize data from Snowflake and external APIs into a centralized PostgreSQL warehouse, enabling unified reporting and auditability. Built scalable DBT pipelines with staging layers, snapshots, and production-grade models—incorporating macros, tests, and documentation to ensure data reliability and maintainability. Delivered real-time analytics and compliance dashboards by integrating Grafana and PowerBI, leveraging advanced SQL to surface operational insights for business and regulatory stakeholders.

Education

• P.S.Senior Sec School

  High School, Maths, Physics, Chemistry and Compute Science

  1990 — 2002

• Sir Sivaswami Kalalaya Higher Secondary School

  High School, Maths, Physics, Chemistry and Computer Science

  2002 — 2004

• San Diego State University

  Master's Degree, Computer Science

  2012 — 2015

• Anna University Chennai

  Bachelor of Engineering (B.E.), Computer Science and Engineering

  2004 — 2008

Skills

• Oracle Sql
• Spring
• Shell Scripting
• Visual Studio
• Software Development
• Javascript
• Microsoft Office
• Oracle Forms
• Java Enterprise Edition
• Unix
• Oracle Applications
• Oracle E-Business Suite
• Oracle Reports
• Oracle Report Builder
• Esri
• Operating Systems
• Xml
• C#
• Oop
• Order Management
• Programming
• Oracle Workflow Builder
• Perl
• Erp
• Winscp
• Oracle
• Requirements Analysis
• J2ee Web Services
• Jsp
• Sql
• Oracle Discoverer 10g
• Linux
• Sql*Plus
• Java
• Core Java
• Testing
• Geospatial Data
• Xml Publisher
• C++
• Oracle Pl/Sql Development