Robotics • Mechatronics • Mechanical Design

Abhi Mahajan

Mechanical Engineering student building across robotics, automation, embedded systems, and applied engineering design.

About

Building systems where mechanical design meets electronics, controls, and software.

I am a Mechanical Engineering student at San Jose State University interested in practical systems that move, sense, and solve real problems. My work spans robotics, autonomous platforms, rehabilitation devices, embedded sensing, manufacturing, and applied AI engineering.

Featured Work

Engineering Projects

Industry • Robotics / Mechanical Design

FieldSight Autonomous Agricultural Rover

Designed mechanical systems for an autonomous rover built to monitor leafy green crops and support AI-based plant health analysis. Work included rover architecture, drivetrain integration, CAD, fabrication documentation, and subsystem packaging.

Modeled chassis, drivetrain, mounts, and packaging components
Created exploded assemblies, BOMs, and fabrication-ready drawings
Integrated mechanical design with Raspberry Pi-based sensing architecture
Supported rover testing across garden and field-like environments

SolidWorksFEAEngineering DrawingsBOMRaspberry PiManufacturing

FieldSight Autonomous Agricultural Rover gallery image

Project • Autonomous Systems

Autonomous Multirotor UAV Design & Flight Control System

Designed a modular multirotor UAV platform with focus on mechanical packaging, propulsion layout, avionics mounting, structural efficiency, and autonomous flight-control architecture.

CAD-modeled modular UAV airframe and propulsion layout
Planned motor, propeller, ESC, battery, and avionics integration
Designed manufacturable components for rapid prototyping
Structured system around autonomous flight concepts including GPS and IMU integration

SolidWorksFusion 360PX4ArduPilotGPSIMUFEA

Autonomous Multirotor UAV Design & Flight Control System gallery image

Industry • Mechatronics / Robotics

Electromyography (EMG)-Interfaced Robotic Arm

Built a robotic arm controlled through electromyography signals by integrating EMG sensors with Arduino-based actuation. The project combined signal acquisition, calibration, actuator control, mechanical assembly, and iterative testing into a functional mechatronics prototype.

Integrated EMG sensors with Arduino for real-time prosthetic-style control
Calibrated signal thresholds and improved response consistency through testing
Validated sensor-to-actuator behavior across repeated performance trials
Documented hardware decisions, troubleshooting, and testing in an engineering notebook

ArduinoEMG SensorsRoboticsSignal ProcessingMechatronicsActuators

Electromyography (EMG)-Interfaced Robotic Arm gallery image

Research • Rehabilitation Engineering

3D Printed Upper Limb Support for Pediatric Rehabilitation

Designed and optimized a patient-specific upper limb support device using CAD, FEA, embedded sensing, and iterative 3D printing. The project focused on reducing print time, material usage, manufacturability constraints, and cost while preserving structural integrity for rehabilitation use.

CAD-modeled and iterated patient-specific device geometry
Integrated force sensors to collect upper-limb loading data
Ran FEA iterations to evaluate factor of safety and stress response
Compared print strategies including honeycomb and hollow infill designs

SolidWorksFEA3D PrintingArduinoRaspberry PiSensorsExcel

3D Printed Upper Limb Support for Pediatric Rehabilitation gallery image

Project • Robotics / Assistive Technology

Multi-DOF Robotic Manipulator for Assistive Applications

Designed a multi-degree-of-freedom robotic manipulator with articulated joints, linkages, and load-bearing structures for assistive motion applications.

Modeled joints, base structure, and linkages in CAD
Designed mechanical interfaces for controlled rotational motion
Balanced range of motion, stiffness, and torque transfer
Planned FEA-based validation for critical joint loading

SolidWorksFEARoboticsMechanical DesignLinkages

Multi-DOF Robotic Manipulator for Assistive Applications gallery image

Research + Concepts

Research

Application of Data Mining to Search for Potentially Habitable Exoplanets

Analyzed NASA exoplanet datasets to identify potentially habitable candidates using habitable-zone calculations, density estimation, orbital filtering, and Python-based data processing.

PythonPandasExcelData MiningScientific Computing

AI-Driven Detection of Cancerous Cells for Precision Medicine

Developed supervised deep learning workflows using convolutional neural networks to classify cancerous cell imagery with preprocessing and augmentation techniques.

PyTorchCNNsPythonComputer VisionData Augmentation

NASA L'SPACE NPWEE Space Debris Prediction Proposal

Contributed to a NASA-aligned concept for predicting tumbling orbital debris using physics-informed Transformers, synthetic Blender datasets, and short-horizon attitude prediction.

PythonBlenderMachine LearningComputer VisionTransformersSimulation

Tools

Technical Stack

Mechanical / Design

SolidWorks
FEA
Engineering Drawings
3D Printing
CNC Machining

Programming

Python
C++
Java
MATLAB
HTML/CSS

Robotics / Embedded

ROS2
Raspberry Pi
Arduino
Sensor Integration
Soldering

AI / Data

PyTorch
CNNs
Excel
Data Mining
Computer Vision

Experience

Industry and Research Work

Mechanical Engineering Researcher

Upper Limb Exoskeleton Optimization for Pediatric Rehabilitation

Designed and optimized a 3D-printed rehabilitation support device using CAD, FEA, embedded sensing, and patient-specific design constraints.

Mechanical Engineer

FieldSight Autonomous Agricultural Rover

Designed and integrated drivetrain and chassis systems for an autonomous agricultural rover, contributing CAD models, engineering drawings, manufacturability planning, and fabrication support.

Mechatronics Engineering Intern

Electromyography (EMG)-Interfaced Robotic Arm — BlueStamp Engineering

Developed an EMG-controlled robotic arm using Arduino-based signal acquisition, calibration, and actuator integration workflows.

Astrophysics Researcher

Application of Data Mining to Search for Potentially Habitable Exoplanets

Conducted computational research using Python and NASA exoplanet datasets to identify candidates with potentially habitable conditions.

Affiliations

Organizations

Theta Tau Professional Engineering Fraternity

Pi Tau Sigma Mechanical Engineering Honor Society

American Institute of Aeronautics and Astronautics (AIAA)

American Society of Mechanical Engineers (ASME)

Outreach

Volunteering

✦

Astrophysics Outreach Volunteer

KIPAC

Stanford University

Support outreach efforts that make astronomy, cosmology, and space science more accessible to students and the public.

✦

STEM Outreach Volunteer

The Tech Interactive

San Jose

Help visitors engage with hands-on STEM activities centered around engineering, creativity, and technical problem solving.

✦

Aircraft Restoration Volunteer

USS Hornet

Alameda, CA

Contribute to aircraft preservation work while learning about aviation systems, mechanical restoration, and maintenance practices.

Contact

Get in Touch

✉

abhirney.mahajan@sjsu.edu

Abhi Mahajan

⌘

GitHub