Weekday (YC W21)

Principle Engineer AI

Weekday (YC W21)  •  Bengaluru, IN (Onsite)  •  2 days ago
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Job 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

Weekday (YC W21)

About Weekday (YC W21)

AI recruiter that runs outbound sourcing campaigns to find top talent. At Weekday, we have built the most accurate database of talent (250mn+ people in US & India with contact data), we run outbound campaigns to identify top talent for any role you might be hiring for. We generate the highest response rates (30-40%) on our campaigns making sourcing talent as easy as making a job posting. We are backed by Y-Combinator and were also ranked #1 on Product Hunt.

Industry
Consulting & Advisory
Company Size
51-200 employees
Headquarters
San Fransisco, CA
Year Founded
2021
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