Chief Technology Officer (CTO) – AI/ML Engineer

Location: Pune, India (preferred) | Hybrid/Remote flexibility
About MentarkMentark is building the personal AI mentor for life — an intelligent system designed to help students, professionals, and entrepreneurs turn uncertainty into clarity. We combine artificial intelligence, psychology, and seamless integrations to create personalized roadmaps, adaptive guidance, and real accountability. Our vision is to redefine mentorship for the modern age and scale it globally.The RoleWe are looking for a CTO with deep expertise in AI/ML to join our founding team and lead Mentark’s technology vision. This role is ideal for someone who thrives in early-stage environments, enjoys building from the ground up, and wants to create a product with global impact.ResponsibilitiesLead the design and development of Mentark’s AI/ML systems, including contextual memory, personalization, and recommendation engines.Architect scalable backend systems (Postgres/Supabase/Node/Next.js).Manage model training, fine-tuning (LLMs, NLP, RAG), and deployment in production.Collaborate with a cross-functional team (data, product, design, research, sales) to ship the MVP and scale beyond.Own the technical roadmap and establish processes for growth, security, and compliance.Drive R&D for future innovations (AI agents, adaptive learning models, integrations, holographic interfaces).What We’re Looking ForStrong academic or professional background in AI/ML, NLP, or related fields.Hands-on experience building and deploying production-level AI systems.Familiarity with LLMs, contextual retrieval, recommendation systems, or personalization engines.Experience leading teams or taking ownership of technical direction.Startup mindset: resourceful, problem-solving, and comfortable with rapid iteration.Based in Pune or willing to relocate (preferred).Why Join UsMission-driven work: Shape how millions of people achieve clarity and growth with AI mentorship.Founding-level responsibility: Take ownership of Mentark’s technology from the ground up.Equity options available for the right candidate.Work alongside a motivated and complementary founding team across product, data, research, marketing, and enterprise sales.How to ApplySend your resume, portfolio, or LinkedIn profile to connect@mentark.com with the subject line: CTO Application – Mentark.