gridstatus/gridstatus
May 2025 – Nov 2025
7 Months active
Languages Used
HTMLPythonSQLXMLYAMLPEMMarkdownTOML
Technical Skills
API IntegrationBackend DevelopmentConfiguration ManagementData AnalysisData CleaningData Engineering
Will Koehrsen
PROFILE
Will Koehrsen
Will contributed to the gridstatus/gridstatus repository by engineering robust market data ingestion and processing pipelines across multiple North American energy markets. Over seven months, he delivered features such as cross-market LMP retrieval, DST-aware timestamp normalization, and real-time data enhancements, focusing on reliability and data integrity. His technical approach combined Python, Pandas, and API integration to standardize data structures, implement timezone handling, and automate error detection. Will refactored legacy code, expanded test coverage, and introduced secure SSL management, enabling accurate analytics and operational dashboards. His work demonstrated depth in backend development, time series analysis, and system design, addressing complex data engineering challenges.
Overall Statistics
Feature vs Bugs
69%Features
Repository Contributions
50Total
Bugs
11
Commits
50
Features
24
Lines of code
9,676
Activity Months7
Your Network
11 peopleSame Organization
@gridstatus.io1
Work History
November 2025
3 Commits • 1 Features
Nov 1, 2025November 2025 monthly summary for gridstatus/gridstatus: Focused on improving data quality during DST transitions by implementing DST-aware timestamp normalization across ERCOT, PJM, and energy storage datasets. Key changes include UTC-first parsing, timezone localization, and minute-level rounding, plus deduplication of ambiguous timestamps at DST end. These changes unlock reliable analytics and reporting across critical energy datasets.
3 Commits • 1 Features
Nov 1, 2025November 2025 monthly summary for gridstatus/gridstatus: Focused on improving data quality during DST transitions by implementing DST-aware timestamp normalization across ERCOT, PJM, and energy storage datasets. Key changes include UTC-first parsing, timezone localization, and minute-level rounding, plus deduplication of ambiguous timestamps at DST end. These changes unlock reliable analytics and reporting across critical energy datasets.
November 2025
October 2025
15 Commits • 9 Features
Oct 1, 2025Monthly summary for 2025-10 for gridstatus/gridstatus. In October, the team expanded market data coverage, improved reliability, and modernized release management across multiple energy markets, delivering new APIs, enhanced retrieval methods, and robust DST handling. The work drives business value by enabling both real-time decision-making and historical analytics for cross-market risk and operations.
October 2025
15 Commits • 9 Features
Oct 1, 2025Monthly summary for 2025-10 for gridstatus/gridstatus. In October, the team expanded market data coverage, improved reliability, and modernized release management across multiple energy markets, delivering new APIs, enhanced retrieval methods, and robust DST handling. The work drives business value by enabling both real-time decision-making and historical analytics for cross-market risk and operations.
September 2025
7 Commits • 4 Features
Sep 1, 2025Monthly work summary for Sep 2025 focusing on delivering cross-ISO LMP data retrieval features, robust parsing and testing, and security/stability improvements across gridstatus/gridstatus. Key outcomes include four new data retrieval features for IESO, NYISO, CAISO, and SPP, plus a critical MISO SSL certificates update, enhancing reliability for day-ahead and real-time LMP data ingestion across markets. Achieved improved test coverage and error handling to support operational dashboards and analytics.
7 Commits • 4 Features
Sep 1, 2025Monthly work summary for Sep 2025 focusing on delivering cross-ISO LMP data retrieval features, robust parsing and testing, and security/stability improvements across gridstatus/gridstatus. Key outcomes include four new data retrieval features for IESO, NYISO, CAISO, and SPP, plus a critical MISO SSL certificates update, enhancing reliability for day-ahead and real-time LMP data ingestion across markets. Achieved improved test coverage and error handling to support operational dashboards and analytics.
September 2025
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary highlighting key feature deliveries, major bug fixes, and overall impact for the gridstatus/gridstatus repository (2025-08).
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary highlighting key feature deliveries, major bug fixes, and overall impact for the gridstatus/gridstatus repository (2025-08).
July 2025
5 Commits • 2 Features
Jul 1, 2025Concise monthly summary for 2025-07 covering work on gridstatus/gridstatus. Focused on delivering robust market data ingestion features, improving data reliability, and enhancing time-based analytics.
5 Commits • 2 Features
Jul 1, 2025Concise monthly summary for 2025-07 covering work on gridstatus/gridstatus. Focused on delivering robust market data ingestion features, improving data reliability, and enhancing time-based analytics.
July 2025
June 2025
5 Commits • 4 Features
Jun 1, 2025June 2025: Delivered a set of data, forecasting, and data-location improvements for the gridstatus/gridstatus repository, significantly enhancing market data visibility, forecast reliability, and operational decision support. Implemented robust data retrieval, standardized data structures, and improved test coverage to ensure correctness across multiple markets.
June 2025
5 Commits • 4 Features
Jun 1, 2025June 2025: Delivered a set of data, forecasting, and data-location improvements for the gridstatus/gridstatus repository, significantly enhancing market data visibility, forecast reliability, and operational decision support. Implemented robust data retrieval, standardized data structures, and improved test coverage to ensure correctness across multiple markets.
May 2025
11 Commits • 2 Features
May 1, 2025May 2025 performance summary for gridstatus/gridstatus: Delivered centralized, cross-market market data enhancements for IESO and ERCOT, improving data accuracy, timeliness, and coverage for real-time operations and risk management. Key features include IESO Real Time Totals, Predispatch Prices, LMP Operating Reserves, and Intertie Schedule updates; ERCOT DAM Total Energy Purchased and Sold, COP adjustment period data, and ESR API support. Major fixes addressed data quality gaps such as IESO Transmission Outages URLs and ERCOT 60-day data duplicates. Impact: more reliable market data feeds powering trading, analytics, and grid operations; improved data integrity across two major markets. Technologies/skills demonstrated: real-time data pipelines, cross-market data normalization, ETL, API integrations, deduplication, and data quality controls.
11 Commits • 2 Features
May 1, 2025May 2025 performance summary for gridstatus/gridstatus: Delivered centralized, cross-market market data enhancements for IESO and ERCOT, improving data accuracy, timeliness, and coverage for real-time operations and risk management. Key features include IESO Real Time Totals, Predispatch Prices, LMP Operating Reserves, and Intertie Schedule updates; ERCOT DAM Total Energy Purchased and Sold, COP adjustment period data, and ESR API support. Major fixes addressed data quality gaps such as IESO Transmission Outages URLs and ERCOT 60-day data duplicates. Impact: more reliable market data feeds powering trading, analytics, and grid operations; improved data integrity across two major markets. Technologies/skills demonstrated: real-time data pipelines, cross-market data normalization, ETL, API integrations, deduplication, and data quality controls.
May 2025
Activity
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Quality Metrics
Correctness92.8%
Maintainability91.2%
Architecture88.8%
Performance81.6%
AI Usage24.0%
Skills & Technologies
Programming Languages
HTMLMarkdownPEMPythonSQLTOMLXMLYAML
Technical Skills
API IntegrationBackend DevelopmentCode RefactoringConfiguration ManagementData AnalysisData CleaningData EngineeringData ParsingData ProcessingData RetrievalData ScrapingDecorator PatternDocumentationEnumEnvironment Configuration
Repositories Contributed To
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