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Vahe Gharakhanyan

PROFILE

Vahe Gharakhanyan

Contributed to the FAIR-Chem/fairchem and facebookresearch/fairchem repositories by developing robust data pipelines, automated workflows, and advanced testing for molecular modeling and crystal structure prediction. Leveraged Python, Pytest, and SLURM to implement comprehensive test suites, streamline dataset handling, and orchestrate high-performance computing tasks. Delivered the FastCSP workflow, integrating machine learning-based structure relaxation and deduplication to accelerate discovery and improve data quality. Enhanced configuration management and documentation to support reproducibility and ease of use. Focused on maintainability and extensibility, the work emphasized algorithmic improvements, standardized data formats, and collaborative development practices to enable scalable, reliable scientific computing and research workflows.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

7Total
Bugs
0
Commits
7
Features
5
Lines of code
9,767
Activity Months5

Work History

June 2026

1 Commits • 1 Features

Jun 1, 2026

June 2026: Delivered key FastCSP enhancements in facebookresearch/fairchem, including new configuration options, improvements to structure generation, and enhanced molecular deduplication. These changes broaden functionality, streamline workflows, and reduce duplicate structures, improving research speed and data quality. No major bugs fixed this month; the focus was on robustness and extensibility via algorithmic improvements and API enhancements. Technologies demonstrated include Python development, algorithm optimization, deduplication techniques, and collaborative, multi-author delivery (co-authored commits).

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for FAIR-Chem/fairchem: Delivered targeted testing enhancements for chirality graph generation and molecular relaxation, with cross-library validation against pymatgen to ensure robust, regression-free behavior; established stronger test coverage and framework support to accelerate future development.

September 2025

1 Commits • 1 Features

Sep 1, 2025

2025-09 Monthly Summary for FAIR-Chem/fairchem: Delivered the FastCSP Workflow for Accelerated Molecular Crystal Structure Prediction, enabling end-to-end structure generation, ML-based relaxation, and advanced filtering with robust HPC integration and standardized data handling. This aligns with business goals of faster discovery cycles, scalable compute utilization, and improved data reproducibility.

August 2025

2 Commits • 1 Features

Aug 1, 2025

Month: 2025-08 — Delivered the OMC25 dataset release for FAIR-Chem/fairchem, including VASP input generation scripts and configuration files for relaxation and static calculations, plus a CIF-to-VASP input processor. Updated documentation to include OMC25 in the dataset listings and added a new calculation details page outlining calculation specifics, format, and citation. Licensing/README refreshed to reflect the release. No major bugs fixed this month, with a focus on release readiness and documentation quality.

January 2025

1 Commits • 1 Features

Jan 1, 2025

January 2025: Focused on improving dataset handling robustness and test coverage for FAIR-Chem/fairchem. Implemented a comprehensive test suite for LmdbDataset and dataset creation, refactored configuration to pytest fixtures, and added a metadata-based subsetting test to ensure reliability of dataset operations. No major bugs fixed this month; impact centers on higher data pipeline reliability and maintainability.

Activity

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Quality Metrics

Correctness94.2%
Maintainability87.2%
Architecture88.6%
Performance84.2%
AI Usage28.6%

Skills & Technologies

Programming Languages

MarkdownPythonShellTOML

Technical Skills

ASEConfiguration ManagementCrystal Structure PredictionData EngineeringData HandlingData ManagementDataset ManagementDocumentationFAIRChemGenarrisHigh-Performance Computing (HPC)Machine LearningPymatgenPytestPython

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

FAIR-Chem/fairchem

Jan 2025 Dec 2025
4 Months active

Languages Used

PythonMarkdownTOMLShell

Technical Skills

Data HandlingDataset ManagementPytestTestingConfiguration ManagementData Management

facebookresearch/fairchem

Jun 2026 Jun 2026
1 Month active

Languages Used

Python

Technical Skills

Pythondata analysismachine learningscientific computing