Role: Senior Full-Stack & AI Engineer

Location:
Noida, Delhi NCR, India Employment Type: Full-Time / Contract

Working Hours
Minimum 3–4 hours of daily overlap with US Eastern Time Job Summary We are looking for an experienced Senior Full-Stack & AI Engineer to lead the development and enhancement of a up-to-date SaaS platform designed for multi-location dental groups. The ideal candidate will have strong expertise in full-stack development using Next.js, React, TypeScript, Node.js, and PostgreSQL, along with hands-on experience building and deploying AI-powered applications using LLMs. The candidate will be responsible for developing scalable web applications, designing secure database architectures, building AI agents, and delivering end-to-end product features in a production environment.

Key Responsibilities
• Design, develop, and maintain scalable web applications using Next.js, React, TypeScript, and Node.js.
• Design PostgreSQL database schemas, migrations, and optimized queries using Drizzle ORM.
• Implement Row-Level Security (RLS) to ensure secure customer data isolation.
• Develop and enhance AI-powered agents for patient outreach, speed-to-lead, voice, and automated workflows.
• Integrate LLM APIs, particularly Claude API, including tool calling and structured outputs.
• Develop effective prompts, AI evaluation frameworks, and guardrails to minimize hallucinations and prevent prompt injection.
• Implement secure AI workflows to protect sensitive patient information and ensure appropriate human handoffs.
• Monitor and optimize AI performance, response latency, and cost per conversation.
• Implement authentication, authorization, session management, MFA, and multi-tenant security.
• Write and maintain automated tests using Vitest and Playwright.
• Conduct code reviews and establish engineering best practices.




• Mentor junior developers and coordinate with cross-functional team members. Required Technical Skills
• 5+ years of experience in full-stack software development.
• Strong proficiency in TypeScript, React.js, Next.js, and Node.js.
• Hands-on experience with PostgreSQL, database design, and query optimization.
• Experience with Drizzle ORM or similar ORM frameworks.
• Proven experience building and deploying SaaS applications end to end.
• Practical experience implementing LLM-powered features in production.
• Strong understanding of Claude API, prompt engineering, tool calling, structured outputs, and AI evaluations.
• Knowledge of AI security, hallucination prevention, prompt injection, and guardrails.
• Experience with authentication, sessions, MFA, and multi-tenant data security.
• Experience with automated testing frameworks such as Vitest and Playwright.
• Prior experience mentoring junior developers or interns.
• Excellent verbal and written communication skills. Good to Have
• Experience in healthcare, dental technology, EHR, PMS, RCM, or patient engagement platforms.
• Knowledge of HIPAA compliance, PHI handling, audit logs, and Business Associate Agreements (BAAs).
• Experience with Voice AI platforms such as ElevenLabs, Twilio Voice, or similar technologies.
• Cloud deployment experience with Vercel, Neon, Supabase, or AWS.
• Knowledge of AWS services such as Lambda, ECS, and SQS. Candidate Expectations
• Ability to independently lead technical development and deliver production-ready features.
• Strong problem-solving and analytical skills.
• Ability to work in a fast-paced startup environment.
• Comfortable interacting directly with founders and taking ownership of product development.
• Ability to collaborate with US-based team members and maintain the required time-zone overlap.

📌 Senior Full-Stack (Noida)
🏢 Brilliant Infotech
📍 Noida