Job description
About the Role
Lenskart’s R&D; function is building the next generation of technology-led vision care systems, including AI-assisted eye testing, intelligent retail workflows, connected devices, automation systems, and software-led diagnostic experiences.
We are looking for a Principal Engineer – AI & Technology Systems to join the R&D; function as a senior technical builder and systems leader. This role is meant for someone who has built real products, platforms, tools, or technology solutions and can take ambiguous R&D; problems from concept to working prototype, pilot, and scalable implementation.
This is not a product management role. We are looking for a hands-on technical leader with solid software engineering depth, AI exposure, system architecture capability, and the ability to lead multidisciplinary execution across software, AI, data, devices, and real-world workflows.
Role Objective
The person will act as a senior technical owner within the R&D; function, helping convert high-potential ideas into robust, testable, and deployable technology systems.




The ideal candidate should be able to:
Understand complex real-world problems
Define the technical architecture of solutions
Build and guide software/AI systems
Lead engineers and external partners
Validate prototypes in real operating settings
Convert successful experiments into scalable systems

Key Responsibilities
AI & Technology Systems Architecture
Define system architecture for AI-native and software-led R&D; projects.
Design scalable solutions involving backend systems, frontend interfaces, APIs, databases, AI/ML models, cloud/local deployment, and device integrations.
Evaluate technical trade-offs across performance, reliability, latency, scalability, security, usability, and maintainability.
Build systems that can work reliably in real-world retail, optometry, diagnostic, and consumer environments.
Create architecture documentation, technical specifications, integ

📌 Principal Engineer – Ai Gurugram (India)
🏢 Lenskart
📍 India