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Arnav Ranjan

PROFILE

Arnav Ranjan

Over a two-month period, contributed to the nerdspark/2025_NERDSpark repository by architecting and developing a modular robot arm subsystem using Java and embedded systems principles. Established foundational control for the arm’s shoulder, elbow, wrist, and gripper, integrating velocity control, path planning, and PID tuning to enable precise, dynamic motion. Finalized kinematics constants, including wrist-to-elbow ratios and joint offsets, to ensure production-grade accuracy and maintainability. Integrated the arm subsystem with drivetrain code, supporting end-to-end workflows and future automation. Emphasized clean code, constants management, and subsystem design, resulting in a scalable, testable foundation for advanced robotics control and manipulation features.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

7Total
Bugs
0
Commits
7
Features
3
Lines of code
1,057
Activity Months2

Work History

February 2025

1 Commits • 1 Features

Feb 1, 2025

February 2025 - NerdSpark: Delivered finalization of robot arm kinematics constants in nerdspark/2025_NERDSpark. Implemented wrist-to-elbow ratio, updated joint ratios and offsets, and removed remaining TODOs to signal production readiness. All changes captured in commit 91019710f3cf0d5cd6e5710a922c77c46e17dc97. No major bugs fixed this month. Impact: improved motion accuracy, reduced maintenance, and a solid foundation for production-grade control.

January 2025

6 Commits • 2 Features

Jan 1, 2025

January 2025 (2025-01) monthly summary for nerdspark/2025_NERDSpark: Focused on establishing a robust Arm subsystem foundation, advancing motion control capabilities, and enabling future manipulation features. Delivered modular architecture, velocity control, path planning utilities, and PID tuning groundwork, with clear integration into the drivetrain for seamless end-to-end workflows. These efforts lay the groundwork for scalable automation, improved precision, and faster feature delivery.

Activity

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Quality Metrics

Correctness80.0%
Maintainability80.0%
Architecture80.0%
Performance71.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

Java

Technical Skills

Command-Based FrameworkConstants ManagementControl SystemsEmbedded SystemsJavaJava DevelopmentKinematicsRobot ControlRoboticsSubsystem DesignSubsystem Development

Repositories Contributed To

1 repo

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

nerdspark/2025_NERDSpark

Jan 2025 Feb 2025
2 Months active

Languages Used

Java

Technical Skills

Command-Based FrameworkControl SystemsEmbedded SystemsJavaJava DevelopmentRobot Control