# Principle Engineer AI

> Weekday AI · Bengaluru, India · Full-time · Posted 2026-09-25

**Workplace:** on_site

**Department:** Weekday's Client via platform

## Description

**This role is for one of Weekday’s clients**  
Location: Bengaluru, Pune  
JobType: full-time

**Principal Engineer – AI & Full-Stack**

**Experience:** 10+ years (with 5+ years in Python production systems) 

**Notice Period:** 1 month or less

**Role Summary** Lead the architecture, development, and delivery of production-grade AI-powered applications. Provide technical leadership across the SDLC, mentor engineering teams, and drive enterprise-scale AI adoption.

## Requirements

**Key Responsibilities**

-   Define and evolve end-to-end architectures for AI-enabled applications.
-   Build scalable backend services, APIs, and AI orchestration layers in **Python**.
-   Develop user-facing applications with **React/Angular, TypeScript, HTML, CSS**.
-   Integrate **LLMs, RAG pipelines, vector databases, agents, and enterprise data sources**.
-   Establish engineering standards for **security, reliability, observability, and performance**.
-   Lead technical design reviews and make build-vs-buy decisions.
-   Partner with product, data science, cybersecurity, and cloud stakeholders.
-   Mentor senior engineers and contribute to hiring and capability building.
-   Promote responsible AI practices (privacy, explainability, governance).

**Required Qualifications**

-   10+ years of software engineering; 5+ years in Python production systems.
-   Strong expertise in **FastAPI, Django, Flask, REST APIs, event-driven architectures**.
-   Full-stack experience with **React/Angular**.
-   Hands-on with **LLM apps, prompt engineering, RAG, embeddings, vector DBs, AI agents**.
-   Cloud-native expertise: **AWS, Azure, GCP, Docker, Kubernetes, CI/CD**.
-   Strong database skills (SQL + NoSQL).
-   Proven ability to lead architecture decisions and influence teams.

**Preferred**

-   Enterprise-scale AI deployment experience.
-   Knowledge of **MLOps, LLMOps, AI safety controls**.
-   Familiarity with **Azure OpenAI, Bedrock, Vertex AI**.
-   Consulting/regulated industry experience.
-   Relevant certifications in cloud/architecture/AI.

Must-have skills

Python, ReactJS, AngularJS

Good-to-have skills

Generative AI, LLm, rag

## Apply

[Apply at Weekday AI](https://apply.workable.com/weekday-1/j/A5B2E95247/apply)

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