Sr GEN Al Developer GenAl

Weekday AI (YC W21); Hyderabad; On-site; INR 1,800,000 - 2,200,000; Full time

Job summary

Weekday AI (YC W21) in Hyderabad is seeking a Senior GenAI Developer with 8-12 years of software and AI experience. You will design, develop, and deploy GenAI-powered applications leveraging LLMs, LangChain, LangGraph, and RAG techniques.

The role demands hands-on expertise, strong AI/ML understanding, and the ability to build scalable, reliable AI systems while collaborating with product, data, and business teams. Mentoring juniors and staying updated on AI advances are key expectations.

Qualifications

• 8-12 years of software/AI engineering experience.
• Strong hands-on GenAI and LLMs experience.
• Proficiency in LangChain for building LLM-powered apps.
• Python development and API back-end experience.

Responsibilities

• Design, develop, and deploy production-grade GenAI applications using LLMs, prompt engineering, retrieval-augmented generation (RAG), and AI agents.
• Build sophisticated AI workflows and autonomous agent systems using LangChain and LangGraph.
• Develop multi-step, stateful, and tool-enabled agentic workflows capable of reasoning, decision-making, and task execution.
• Integrate LLMs with enterprise applications, APIs, databases, vector stores, and external tools.
• Design and implement RAG pipelines including document ingestion, chunking, embedding generation, vector search, retrieval, and contextual response generation.
• Evaluate and optimize prompts, model performance, response quality, latency, reliability, and cost.
• Work with different LLM providers and models and select appropriate approaches based on business and technical requirements.
• Develop reusable frameworks, components, and APIs for GenAI capabilities across products and use cases.
• Implement safeguards, validation mechanisms, monitoring, and evaluation frameworks to improve the reliability of AI-generated outputs.
• Collaborate with cross-functional teams to understand business requirements and convert them into scalable AI solutions.
• Mentor junior developers and contribute to technical design, architecture discussions, and engineering best practices.
• Stay current with emerging developments in Generative AI, agentic AI, LLM architectures, and AI engineering.

Skills

Generative AI

LLMs

LangChain

LangGraph

Prompt engineering

Python

APIs

MLOps

Education

Bachelor's/Master's in CS/AI

Tools

Pinecone

Weaviate

Milvus

Chroma

FAISS

Docker

Kubernetes

FastAPI

Job description

Job Description

This role is for one of Weekday's clients
Salary range: Rs 1800000 - Rs 2200000 (ie INR 18 - 22 LPA)

Min Experience: 8+ years
Location: Hyderabad
JobType: full-time

We are looking for a highly experienced Senior GenAI Developer with 8-12 years of overall software development experience and strong expertise in Generative AI, LangChain, and LangGraph. The ideal candidate will be responsible for designing, developing, and deploying intelligent AI-powered applications, agentic workflows, and scalable solutions that leverage modern Large Language Models (LLMs).

You will work closely with product, engineering, data, and business teams to translate complex requirements into production-ready GenAI solutions. This role requires strong hands-on development skills, an understanding of AI/ML concepts, and the ability to build reliable, scalable, and maintainable AI systems.

Key Responsibilities

• Design, develop, and deploy production-grade Generative AI applications using LLMs, prompt engineering, retrieval-augmented generation (RAG), and AI agents.
• Build sophisticated AI workflows and autonomous agent systems using LangChain and LangGraph.
• Develop multi-step, stateful, and tool-enabled agentic workflows capable of reasoning, decision-making, and task execution.
• Integrate LLMs with enterprise applications, APIs, databases, vector stores, and external tools.
• Design and implement RAG pipelines including document ingestion, chunking, embedding generation, vector search, retrieval, and contextual response generation.
• Evaluate and optimize prompts, model performance, response quality, latency, reliability, and cost.
• Work with different LLM providers and models and select appropriate approaches based on business and technical requirements.
• Develop reusable frameworks, components, and APIs for GenAI capabilities across products and use cases.
• Implement safeguards, validation mechanisms, monitoring, and evaluation frameworks to improve the reliability of AI-generated outputs.
• Collaborate with cross-functional teams to understand business requirements and convert them into scalable AI solutions.
• Mentor junior developers and contribute to technical design, architecture discussions, and engineering best practices.
• Stay current with emerging developments in Generative AI, agentic AI, LLM architectures, and AI engineering.

Must-Have Skills

• 8-12 years of experience in software development, AI/ML engineering, or related technical roles.
• Strong hands‑on expertise in Generative AI and Large Language Models (LLMs).
• Extensive experience working with LangChain for building LLM‑powered applications and workflows.
• Strong expertise in LangGraph for developing stateful, multi‑agent, and agentic AI applications.
• Strong understanding of prompt engineering, RAG, embeddings, vector databases, and semantic search.
• Proficiency in Python and experience developing scalable backend services and APIs.
• Experience integrating LLMs with APIs, databases, enterprise systems, and external tools.
• Strong understanding of LLM inference, context management, function/tool calling, and model evaluation.
• Experience designing production‑ready AI systems with appropriate testing, monitoring, security, and performance optimization.

Good‑to‑Have Skills

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Familiarity with vector databases such as Pinecone, Weaviate, Milvus, Chroma, or FAISS.
• Experience with Docker, Kubernetes, CI/CD, and cloud‑native application development.
• Knowledge of agent evaluation, observability, guardrails, and responsible AI practices.
• Exposure to multimodal AI, fine‑tuning, model adaptation, or open‑source LLMs.
• Experience working with FastAPI or similar Python-based backend frameworks.

Education

Bachelor's or Master's degree in Computer Science, Engineering, Artificial Intelligence, Data Science, or a related technical discipline.

Requirements