Professional Resume Template for
ETL Developer
Devon M. Reynolds
Denver, CO
(303) 555-0142
devon.reynolds@email.com
linkedin.com/in/devon-reynolds | github.com/devonreynolds | devonreynolds.dev
Professional Summary
Pragmatic ETL Developer with 5 years of experience architecting and optimizing enterprise data pipelines in cloud environments. Expertise includes designing schemas, orchestrating workflows, and tuning query performance. Successfully reduced data latency by 35% and cut cloud compute costs by 22% using Snowflake and Apache Airflow. Proficient in Python, SQL, AWS, and dbt.
Work Experience
ETL Developer — Apex Analytics
Denver, CO | September 2023 – Present
- Designed and implemented 14 production data pipelines using Apache Airflow and Snowflake, processing 8.5TB of daily log data.
- Optimized complex SQL queries and indexing strategies, reducing ETL runtime by 42% and database processor load by 18%.
- Refactored legacy SSIS packages into Python-based Spark jobs, saving $38,000 in annual licensing costs and accelerating execution by 2.5x.
- Built data validation checks and automated alerting workflows, decreasing reporting data discrepancies by 29% and improving data quality SLAs to 99.9%.
Associate ETL Developer — Summit Data Works
Boulder, CO | July 2021 – August 2023
- Constructed 8 data ingestion pipelines using Python and AWS Glue, loading 120M+ transaction records weekly into Redshift.
- Wrote and optimized over 200 SQL stored procedures, cutting reporting latency by 28% for a team of 45 business intelligence users.
- Automated scheduled data warehouse backup and archiving scripts using AWS Lambda, reducing storage costs by 15%.
- Collaborated with QA teams to develop automated integration tests, identifying and resolving 60+ ETL pipeline bugs prior to production release.
Education
Bachelor of Science in Information Systems
University of Denver · Denver, CO · 2021
Skills
Python, SQL, Apache Airflow, Snowflake, AWS Glue, AWS Redshift, AWS Lambda, dbt, Spark, SSIS, Data warehousing, ETL pipeline design, Star schema modeling, Performance tuning, Data quality assurance
Projects
Real-Time Telemetry Pipeline
Role: Lead Data Developer
Tools: Apache Kafka, Apache Airflow, Snowflake, Python
Built a streaming data ingestion system handling 5,000 requests per second, reducing analytics dashboard latency from 4 hours to under 3 minutes.
Data Warehouse Modernization
Role: ETL Developer
Tools: dbt, Snowflake, AWS Redshift, GitHub Actions
Migrated 80 legacy database schemas to a modern data stack, improving query performance by 45% and reducing storage overhead by 20%.
Certifications
- AWS Certified Data Engineer – Associate (2024)
- SnowPro Core Certified (2022)
Additional information
- Languages: English (Native), Mandarin (Conversational)
- Volunteer Work: Tech mentor at Denver Urban League (2023-present)
- Availability: 2 weeks notice
Job Market Insights
Market data and opportunities for
ETL Developer
Job Market Insights
$90,000
-
$135,000
Avg:
$112,000
Growth Outlook:
The employment outlook for ETL Developers and Data Engineers in the United States remains strong, driven by exponential increases in enterprise data volumes and the adoption of cloud analytics and AI tools. As organizations shift from legacy systems to cloud-native platforms, professionals who specialize in cloud integration, pipeline orchestration, and data modeling will face high demand. Employment in this domain is projected to grow by 8% over the next decade.
8% growth over 10 years
Key Skills Required
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FAQ
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ETL Developer
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