Aravind Sundararajan

Contact Information

aravind.sundararajan@protonmail.com

aravindsundararajan.tech

GitHub/Aravind-Sundararajan

Research & Professional Experience

Research Engineer — Elemance LLC

2025 - Present | Winston-Salem, NC

Full-stack developer working primarily in Python with additional experience in C++ and Java
Develop government-funded and commercial graphical user applications and APIs for computing metrics from finite element simulations
Gaining in-depth experience with LS-DYNA finite element analysis software
Specialize in converting tools from vertical slices into fully-fledged commercial products
Collaborate with cross-functional teams to deliver robust software solutions for engineering simulation workflows

Software Scientist/Engineer — CFD Research Corporation

2023 - Feb 2024 | Huntsville, AL

Developed predictive simulations of human movement
Helped develop an open-source task-space framework capable of predicting human balance and gait and participated in Pull Request to include this tool in OpenSim core
Collaborated with a diverse team to handle multiple different projects simultaneously
Helped further develop complex forward dynamical simulations of walking and balance control by integrating physics simulations with Human physiology engine, Biogears inside the Unity game engine

VP of Software Development — Jiku

2021 - PRESENT | REMOTE

Created interfaces and algorithms for analyzing 1-D, 2-D, and N-D time-series data in greenfield applications
Designed UI/UX with Qt in an agile development cycle
Prototyped vertical slices and feature-rich products for release
Developed tools for visualizing, segmenting, and registering data of multiple dimensions, from 2-D pedobaric data to 0-D anthropometry measurements
Presented software functionality and iterative progress to stakeholders in multiple successful investor pitches

Postdoctoral Researcher / Visiting Instructor (Anatomy) — Midwestern University

2021 - May 2023 | PHOENIX, AZ

Managed medical students and research assistants on full-stack development projects and new musculoskeletal models
Collaborated with multiple peers and institutions on C++, MATLAB, and Python software projects
Developed software pipelines for integrating motion capture data using Level 1 Motek CAREN operator certification
Designed hardware solutions to integrate motion capture data collected with VICON Nexus into human movement simulations
Created software solutions for enhancing both predictive and data-tracking simulations of human and animal locomotion
Conducted independent and collaborative research presented at multiple conferences and presented at podiums in multiple conferences

Education

University of Tennessee Knoxville — Ph.D. Biomedical Engineering

2017 - 2020

University of Tennessee Knoxville — M.S. Biomedical Engineering

2016 - 2018

Rutgers University New Brunswick — B.S. Biomedical Engineering

2011 - 2015 | Minor in Mathematics

Publications

1. A. Sundararajan et al. MocoExtendProblem: Interface Between OpenSim and MATLAB for Rapidly Developing Direct Collocation Goals Journal of Open Source Software (under review, 2024)

3. A. Sundararajan and M. O'Neill Optimizing Bipedal Spring-loaded Inverted Pendulum as Models of Hominin Bipedalism (in preparation, 2023)

4. W. Yu, J. Bajorek, S. Jayade, A. Miele, J. Mirza, S. Rogado, A. Sundararajan, J. Faig, L. Ferrage, K. Uhrich Salicylic acid (SA)-eluting bone regeneration scaffolds with interconnected porosity and local and sustained SA release J Biomed Mater Res A (2017)

5. M. O'Neill, A. Sundararajan, B. Umberger Comparisons of the three-dimensional walking gaits of humans, bipedal chimpanzees and Australopithecus afarensis In Proceedings of The American Association of Biological Anthropologists, Baltimore, MD (2025)

Technical Skills

Languages & Software

C++ (Make, CMake, Valgrind, gdb)
C#
Python (Anaconda, numpy, scipy, pandas, matplotlib)
MATLAB
LaTeX (TikZ, gnuplot)
OpenSim, Simbody

Probability & Statistics

spm1d
R
SPSS

Web Development

HTML, CSS, LAMP, Django
UI/UX (PyQt, MATLAB App Designer, Mathematica, Android Studio)
Game Development (GMS2, Godot gdscript & Mono C#, Unity, pygame)

Hardware

kiCad, freeCAD, openSCAD
RepRap, Arduino, Raspberry Pi

Motion Capture

Motek CAREN (Certified Level 1 Operator, D-Flow, VICON Nexus)
Shimmer (IMU Sensor Network, Consensys, Android API)

Version Control

Git, GitHub, GitLab
CI/CD with GitHub Actions