Senior Product Engineer Full-Stack & Mobile

Senior Product Engineer - Full-Stack & Mobile • Health Tech

Full-time • Delhi-NCR • On-site / Hybrid • ODDS Longevity

About ODDS

ODDS is building technology for the next generation of premium longevity and preventive healthcare.

We are looking for a Senior Product Engineer who can take ownership across web, mobile, backend, data, and AI-powered products. You should be comfortable making architecture decisions, shipping production software, and ensuring systems are reliable, secure, and scalable.

What You'll Work On

• Backend systems, APIs, data models, and complex data workflows
• React Native + Expo mobile apps for iOS and Android
• Web applications built with React and TypeScript
• Realtime systems using voice, audio, WebSockets, and WebRTC
• AI/LLM applications and AI agent development
• Secure multi-user systems with strong access controls
• Data ingestion, validation, versioning, and auditability
• Interactive data visualisation and 3D experiences
• Production releases, monitoring, debugging, and reliability

Technology Stack

TypeScript • React • React Native • Expo / EAS • Node.js • Supabase • PostgreSQL • Python • AI / LLMs • AI Agent Development • LiveKit / Pipecat • React Three Fiber

Requirements

• 4+ years of experience shipping production software
• Strong experience with React, TypeScript, and React Native
• Production experience with React Native + Expo, including EAS builds and App Store / Play Store releases
• Ability to work with native iOS and Android code when needed, including Swift and Kotlin
• Strong PostgreSQL knowledge, including schema design, indexing, and Row Level Security
• Experience designing APIs, data contracts, and backend systems
• Good understanding of migrations, versioning, backward compatibility, and production reliability
• Experience building or integrating AI/LLM applications and agents
• Strong debugging, problem-solving, and system-design skills
• Clear written and verbal communication

Good to Have

• WebRTC, WebSockets, streaming audio, or realtime systems
• Native React Native modules or Expo config plugins
• Python data processing
• Three.js / React Three Fiber
• Experience with healthcare, fintech, or other sensitive-data products

What We're Looking For

We want someone who takes ownership beyond writing code.

You should care about what happens in production, how systems fail, how releases are rolled out safely, and how issues are detected and fixed quickly.

If you enjoy building across mobile, web, backend, AI, and realtime systems and want meaningful technical ownership we'd like to hear from you.