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Tigran Tchrakian

PROFILE

Tigran Tchrakian

Tigran developed core risk evaluation and mitigation features for the NASA-IMPACT/accelerated-discovery repository, focusing on AI-driven risk assessment workflows. Over three months, he built a DAG-based Risk Agent that loads and aggregates risk data from YAML configurations, enabling flexible, science-informed evaluation pipelines. He enhanced AI safety evaluation by refining prompt engineering and system prompts for stricter, failure-oriented criteria, and integrated support for new models like Granite Guardian 3.3. Using Python, YAML, and robust backend development practices, Tigran improved error handling, observability, and configuration management, resulting in more reliable risk scoring and maintainable, testable code for scientific data processing.

Overall Statistics

Feature vs Bugs

88%Features

Repository Contributions

20Total
Bugs
1
Commits
20
Features
7
Lines of code
2,971
Activity Months3

Work History

October 2025

2 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for NASA-IMPACT/accelerated-discovery focusing on risk evaluation improvements and configuration robustness that boost AI-driven risk mitigation and pipeline reliability across the project.

September 2025

9 Commits • 3 Features

Sep 1, 2025

September 2025 monthly summary for NASA-IMPACT/accelerated-discovery: Delivered architecture overhaul and feature enhancements to the Risk Assessment Engine, refined risk atlas content, and integrated Granite Guardian 3.3 model support. Implemented improvements in DAG-based risk aggregation, error handling, and observability. The work provides measurable business value: more accurate risk scoring, faster time-to-insight, and smoother model integration for future capabilities.

August 2025

9 Commits • 3 Features

Aug 1, 2025

August 2025 monthly summary for NASA-IMPACT/accelerated-discovery focusing on delivering the Risk Agent core and related safety evaluation enhancements, plus packaging and test improvements to improve maintainability and reuse across risk workflows.

Activity

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Quality Metrics

Correctness88.0%
Maintainability88.0%
Architecture86.0%
Performance77.0%
AI Usage30.0%

Skills & Technologies

Programming Languages

PythonTOMLYAML

Technical Skills

AI Prompt EngineeringAI SafetyAPI DesignAPI DevelopmentAPI IntegrationAgent DevelopmentBackend DevelopmentCode OrganizationCode RefactoringConfiguration ManagementData LoadingData ModelingDebuggingDependency ManagementDocumentation

Repositories Contributed To

1 repo

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

NASA-IMPACT/accelerated-discovery

Aug 2025 Oct 2025
3 Months active

Languages Used

PythonTOMLYAML

Technical Skills

AI Prompt EngineeringAI SafetyAPI DevelopmentBackend DevelopmentCode OrganizationCode Refactoring

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