bioconda/bioconda-recipes
Mar 2025 – May 2026
7 Months active
Languages Used
YAMLPython
Technical Skills
CI/CDPackage ManagementBioinformaticsbioinformaticscommand-line toolspackage management
Daan Jansen
PROFILE
Daan Jansen
Contributed to the bioconda/bioconda-recipes repository by developing and maintaining bioinformatics tools and packaging workflows over seven months. Delivered new command-line tools such as Lassensus for viral consensus sequence generation, PolyAT for homopolymer quantification, Virasign for viral taxonomic classification, and RecMpox for recombination detection, each with robust Python and YAML-based packaging and dependency management. Addressed packaging quality by correcting metadata, updating licenses, and resolving build blockers to ensure CI/CD stability and reproducible builds. Demonstrated expertise in Python development, YAML configuration, and version control, with a focus on workflow reliability, open-source compliance, and enhancing genomic data analysis pipelines.
Overall Statistics
Feature vs Bugs
63%Features
Repository Contributions
9Total
Bugs
3
Commits
9
Features
5
Lines of code
275
Activity Months7
Your Network
639 peopleWork History
May 2026
1 Commits
May 1, 2026May 2026 Monthly Summary for bioconda/bioconda-recipes: Focused on stabilizing builds by addressing a build blocker related to Virasign. The fix unblocked CI pipelines and ensured recipe rebuilds/releases could proceed without interruption. Delivered with targeted version upgrade and proper traceability to the related issue.
1 Commits
May 1, 2026May 2026 Monthly Summary for bioconda/bioconda-recipes: Focused on stabilizing builds by addressing a build blocker related to Virasign. The fix unblocked CI pipelines and ensured recipe rebuilds/releases could proceed without interruption. Delivered with targeted version upgrade and proper traceability to the related issue.
May 2026
March 2026
1 Commits • 1 Features
Mar 1, 2026Concise monthly summary for 2026-03 focusing on key accomplishments across bioconda/bioconda-recipes. Key achievements include delivering RecMpox improvements with clearer recombination detection documentation and ongoing project maintenance. No major bugs fixed this month; maintenance and feature work prioritized for reliability and compliance. Overall impact: clarified capabilities for users, improved reproducibility, and updated licensing and dependencies to MIT and include IQ-TREE/R packages. Technologies demonstrated: documentation, versioning (0.0.5), dependency management, YAML configuration, license migration, and open-source governance.
March 2026
1 Commits • 1 Features
Mar 1, 2026Concise monthly summary for 2026-03 focusing on key accomplishments across bioconda/bioconda-recipes. Key achievements include delivering RecMpox improvements with clearer recombination detection documentation and ongoing project maintenance. No major bugs fixed this month; maintenance and feature work prioritized for reliability and compliance. Overall impact: clarified capabilities for users, improved reproducibility, and updated licensing and dependencies to MIT and include IQ-TREE/R packages. Technologies demonstrated: documentation, versioning (0.0.5), dependency management, YAML configuration, license migration, and open-source governance.
February 2026
2 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for bioconda/bioconda-recipes: Key features delivered include the RecMpox CLI Tool for recombination detection and a critical Virasign packaging update to stabilize builds. Major bugs fixed: Virasign packaging metadata issues, updated checksums and version to 0.0.2, ensuring compatibility with Python requirements. Overall impact: improved genomic analysis capabilities and package reliability, enabling faster, more trustworthy deployments and research workflows. Technologies demonstrated: conda recipe maintenance (meta.yaml), checksum validation, semantic versioning, CLI tool development, Python packaging.
2 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for bioconda/bioconda-recipes: Key features delivered include the RecMpox CLI Tool for recombination detection and a critical Virasign packaging update to stabilize builds. Major bugs fixed: Virasign packaging metadata issues, updated checksums and version to 0.0.2, ensuring compatibility with Python requirements. Overall impact: improved genomic analysis capabilities and package reliability, enabling faster, more trustworthy deployments and research workflows. Technologies demonstrated: conda recipe maintenance (meta.yaml), checksum validation, semantic versioning, CLI tool development, Python packaging.
February 2026
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for bioconda/bioconda-recipes: Delivered a new tool, Virasign, for viral taxonomic classification of nanopore sequencing data, expanding the repository's bioinformatics capabilities. The feature was implemented with commit 0875cdf208a815fb562dddfc394ca80de41975a6 and included a license update from GPL-3.0 to GPL-3.0-or-later. No major bugs were reported this month; CI tests and existing workflows remained stable. Overall, this work enhances viral sequence analysis capabilities, enabling researchers to classify nanopore-derived viral data more efficiently and reliably, thereby increasing pipeline value and research throughput.
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026 monthly summary for bioconda/bioconda-recipes: Delivered a new tool, Virasign, for viral taxonomic classification of nanopore sequencing data, expanding the repository's bioinformatics capabilities. The feature was implemented with commit 0875cdf208a815fb562dddfc394ca80de41975a6 and included a license update from GPL-3.0 to GPL-3.0-or-later. No major bugs were reported this month; CI tests and existing workflows remained stable. Overall, this work enhances viral sequence analysis capabilities, enabling researchers to classify nanopore-derived viral data more efficiently and reliably, thereby increasing pipeline value and research throughput.
November 2025
1 Commits • 1 Features
Nov 1, 2025Monthly summary for 2025-11: Key deliverable - PolyAT recipe added to bioconda-recipes to quantify poly-A/poly-T homopolymers in FASTQ reads, with installation and testing instructions. This work enhances QC and downstream analysis for sequencing pipelines. No major bugs fixed this month; focus was on feature delivery and packaging quality.
1 Commits • 1 Features
Nov 1, 2025Monthly summary for 2025-11: Key deliverable - PolyAT recipe added to bioconda-recipes to quantify poly-A/poly-T homopolymers in FASTQ reads, with installation and testing instructions. This work enhances QC and downstream analysis for sequencing pipelines. No major bugs fixed this month; focus was on feature delivery and packaging quality.
November 2025
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025: Delivered Lassensus, a new consensus sequence generation tool for Lassa virus sequencing data, added to bioconda-recipes with complete packaging metadata (version, source URL, build configurations, dependencies). This enables end-to-end generation of consensus sequences from sequencing data and expands Bioconda's viral genomics capabilities, improving reproducibility and accelerating research workflows. Tech/business impact: faster data processing, reproducible builds, easier deployment across environments, and stronger traceability. Major bugs fixed: none reported this month. Technologies/skills demonstrated: packaging standards, dependency management, versioning, CI-ready configurations, and end-to-end workflow design.
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025: Delivered Lassensus, a new consensus sequence generation tool for Lassa virus sequencing data, added to bioconda-recipes with complete packaging metadata (version, source URL, build configurations, dependencies). This enables end-to-end generation of consensus sequences from sequencing data and expands Bioconda's viral genomics capabilities, improving reproducibility and accelerating research workflows. Tech/business impact: faster data processing, reproducible builds, easier deployment across environments, and stronger traceability. Major bugs fixed: none reported this month. Technologies/skills demonstrated: packaging standards, dependency management, versioning, CI-ready configurations, and end-to-end workflow design.
March 2025
2 Commits
Mar 1, 2025Month: 2025-03 — Focused on packaging quality and licensing compliance for bioconda/bioconda-recipes. Key fixes corrected package metadata in meta.yaml (version, checksum, license) and updated build/dependency metadata to ensure accurate packaging and licensing information. These changes reduce packaging errors, improve reproducibility, and strengthen compliance across distributions. Commits included d38fd127b820cf0eaef93924cf6d7a4021ddbc49 (. (#54572)) and 687a39e3475e9a205eebbb927a9eafa35f43a6b9 (Update meta.yaml (#54623)).
2 Commits
Mar 1, 2025Month: 2025-03 — Focused on packaging quality and licensing compliance for bioconda/bioconda-recipes. Key fixes corrected package metadata in meta.yaml (version, checksum, license) and updated build/dependency metadata to ensure accurate packaging and licensing information. These changes reduce packaging errors, improve reproducibility, and strengthen compliance across distributions. Commits included d38fd127b820cf0eaef93924cf6d7a4021ddbc49 (. (#54572)) and 687a39e3475e9a205eebbb927a9eafa35f43a6b9 (Update meta.yaml (#54623)).
March 2025
Activity
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Quality Metrics
Correctness95.6%
Maintainability93.4%
Architecture93.4%
Performance93.4%
AI Usage20.0%
Skills & Technologies
Programming Languages
PythonYAML
Technical Skills
BioinformaticsCI/CDPackage ManagementPython developmentYAMLYAML configurationbioinformaticscommand-line toolsdependency managementpackage managementversion control
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