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Sonali Baskaran

PROFILE

Sonali Baskaran

Sundar Baskaran developed and stabilized advanced deep learning workflows in the tenstorrent/tt-forge-models repository, focusing on autonomous driving and large language model deployment. He engineered end-to-end PyTorch pipelines for models like UNIAD and Transfuser, integrating sensor fusion and optimizing inference reliability. Sundar enhanced loader scripts to support multi-variant models such as Gemma3, Solar_10.7B, and Qwen2.5-72B, improving production readiness and test coverage. His work addressed memory and runtime issues, refined input handling with padding and prompt engineering, and improved model evaluation metrics. Using Python, PyTorch, and C++, he delivered robust, maintainable solutions that reduced deployment risk and improved validation consistency.

Overall Statistics

Feature vs Bugs

46%Features

Repository Contributions

17Total
Bugs
7
Commits
17
Features
6
Lines of code
13,904
Activity Months6

Work History

March 2026

5 Commits • 1 Features

Mar 1, 2026

March 2026 monthly performance focused on expanding multi-variant model support, stabilizing decode flows, and reinforcing production readiness for tt-forge-models. Key outcomes include cross-variant loader script enhancements enabling Gemma3 multimodal variants, Solar_10.7B, and Qwen2.5-72B brings-ups with variant-specific loading/config; and decode prefill improvements that reduce PCC variance and prevent attention collapse during validation.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026: Focused on expanding model-loading capability for Gemma3 variants in the tt-forge-models repo, enabling seamless usage of instruction-tuned Gemma3 models for NLP tasks and laying groundwork for broader adoption across benchmarks and applications.

December 2025

4 Commits • 1 Features

Dec 1, 2025

December 2025 — Monthly performance summary for tenstorrent/tt-forge-models. Key features delivered include padding-enabled inputs and improved prompts for Phi2/Phi3, resulting in significantly higher PCC scores across variants. Specific gains include Phi2 causal_lm with padding achieving PCC ~0.9965; Phi3 mini-instruct (4k) PCC ~0.9838 and (128k) PCC ~0.9693 after prompt/input updates to mirror the official Hugging Face example. Additional improvements for Phi3/5 variants entailed refine input generation and padding, enabling the model to pass verification after updates. Major bugs fixed span PCC drops observed across multiple models: Phi4 adjusted with padding enabled, achieving PCC ~0.99957 in testing; Gemma-1.1-7B PCC drop resolved through padding and chat templates (PCC ~1.0563). Phi3 family refinements (including Phi3_5 and token_cls variants) were aligned via apply_chat_template and consistent padding, resulting in all targeted models passing in tests. Overall impact: The changes substantially raise model reliability and consistency of PCC results across the data pipeline, improving confidence for production deployment and downstream decision-making. The work reduces risk of PCC degradation due to input handling, and provides a more robust, auditable testing trail. Technologies/skills demonstrated: Advanced input handling with padding, prompt engineering based on official Hugging Face prompts, input generation tuning via loader.py, use of apply_chat_template for consistent prompts, test harness validation across Phi2/Phi3/Phi4/Gemma-1.1-7B, and thorough log collection for traceability.

November 2025

1 Commits

Nov 1, 2025

November 2025 — tt-xla: Key outcomes focused on reliability and model evaluation for Qwen models. Delivered a targeted fix to re-enable PCC checks after a padding issue, and enhanced evaluation to compute PCC using only valid tokens, delivering a clear uplift in quality signals across variants.

October 2025

4 Commits • 2 Features

Oct 1, 2025

October 2025 monthly summary focused on stabilizing core UNIDAD workflows, expanding model coverage, and strengthening testability across tt-forge-models, tt-xla, and tt-mlir. Key efforts reduced build fragility, enabled next steps for autonomous driving models, and laid groundwork for full inference under constrained resources.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary for tenstorrent/tt-forge-models focusing on delivering end-to-end UNIAD PyTorch autonomous driving model and stabilizing testing workflow. Key contributions include implementing UNIAD PyTorch model with ModelLoader and integrated heads enabling end-to-end autonomous driving functionality with reduced external dependencies, and addressing stability issues by removing unnecessary CPU transfers and detach() calls to resolve TorchRuntimeError and memory allocation problems during tests. This work improves model throughput, testing reliability, and readiness for deployment in a production-like environment.

Activity

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Quality Metrics

Correctness90.0%
Maintainability80.0%
Architecture81.8%
Performance78.8%
AI Usage40.0%

Skills & Technologies

Programming Languages

C++CUDAJAXPythonYAML

Technical Skills

Autonomous DrivingCode RefactoringComputer VisionDebuggingDeep LearningDependency ManagementMLIRMachine LearningModel DeploymentModel IntegrationModel OptimizationModel RefactoringNatural Language ProcessingPerformance OptimizationPyTorch

Repositories Contributed To

3 repos

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

tenstorrent/tt-forge-models

Sep 2025 Mar 2026
5 Months active

Languages Used

C++PythonCUDA

Technical Skills

Autonomous DrivingComputer VisionDebuggingDependency ManagementModel IntegrationPerformance Optimization

tenstorrent/tt-xla

Oct 2025 Nov 2025
2 Months active

Languages Used

JAXPythonYAML

Technical Skills

Code RefactoringModel IntegrationTestingdata analysismachine learningmodel evaluation

tenstorrent/tt-mlir

Oct 2025 Oct 2025
1 Month active

Languages Used

Python

Technical Skills

DebuggingMLIRModel OptimizationPyTorch