Mark Simithraaratchy — CTO
Hi there, my name is Mark Simithraaratchy. I'm a ML engineer and leader. With 15+ years melding engineering and data science, I've worked to raise the caliber and impact of decisions. Recently, this has included building production LLM and RAG systems that transform how organizations process and understand data. In my career, I've been guided by a couple of core principles: drive lasting value and cultivate high-performance ensembles. Principle 1: Drive Lasting Value. As an engineer, I'm capable of working on a wide range of challenges in depth. I consciously prioritize problems that are core to the business and have an outsized potential for impact. Whether it's classical ML, generative AI, or hybrid approaches, technologies are simply tools. What truly matters is identifying and tackling the most critical issues. I aim to take a pragmatic, impact-oriented approach that builds robust, future-proof solutions. My goal is to solve sticky, high-leverage problems which can actually make a difference. Principle 2: Cultivate High-Performing Ensembles. Big challenges demand the ensemble effect: outstanding individuals contributing diverse perspectives. Seeking collaborators driven by impact, mutual respect, and perpetual growth has enriched my career through high-caliber, diversely experienced partnerships. As a leader, I aim to pay it forward by cultivating empowering environments. Here, folks can show up fully, hone their craft, and push boundaries. My role is to assemble the right talent, provide guidance, resources and support so teams can reach their highest potential together. Please note: in order to keep LinkedIn high-signal, I only accept connection requests only from people I already know.
Stackforce AI infers this person is a SaaS and EdTech expert with strong leadership in AI-driven solutions.
Location: New York, New York, United States
Experience: 14 yrs
Skills
- Machine Learning
- Artificial Intelligence (ai)
- Data Engineering
- Leadership
- Data Science
Career Highlights
- 15+ years of experience in ML and data science.
- Expert in building production LLM and RAG systems.
- Proven track record of driving business impact through ML.
Work Experience
Layerwise
AI/ML Engineering Lead (2 yrs 5 mos)
Georgia Institute of Technology
Machine Learning Systems (Learning Sabbatical) (2 yrs)
Meta
Engineering Manager, Business Products Engineering (4 yrs)
eBay
Decision Science & Engineering Manager (1 yr)
General Assembly
Head of Data & Senior Director (2 yrs)
Coach
Director of Data Science (1 yr)
One Kings Lane
Data Science Manager (2 yrs)
Self Employed
Data Science Consultant (4 yrs)
Johnson & Johnson
Senior Analyst (1 yr)
Analyst (2 yrs)
Customer Logistics Specialist (0 mo)
SAP Ariba (FKA Freemarkets)
Intern (Data Cleansing) (0 mo)
Education
Master of Science in Computer Science (Artificial Intelligence) at Georgia Institute of Technology
Master of Science in Data Science (Analytics & Computational Statistics) at Georgia Institute of Technology
Bachelor of Science at Penn State University