# Sr. Python AI Developer

> Weekday AI · Bengaluru, India · Full-time · Posted 2026-09-05

**Salary:** INR 1,000,000–3,500,000

**Workplace:** on_site

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

## Description

𝗧𝗵𝗶𝘀 𝗿𝗼𝗹𝗲 𝗶𝘀 𝗳𝗼𝗿 𝗼𝗻𝗲 𝗼𝗳 𝘁𝗵𝗲 𝗪𝗲𝗲𝗸𝗱𝗮𝘆'𝘀 𝗰𝗹𝗶𝗲𝗻𝘁𝘀

𝗦𝗮𝗹𝗮𝗿𝘆 𝗿𝗮𝗻𝗴𝗲: 𝗥𝘀 𝟭𝟬𝟬𝟬𝟬𝟬𝟬 - 𝗥𝘀 𝟯𝟱𝟬𝟬𝟬𝟬𝟬 (𝗶𝗲 𝗜𝗡𝗥 𝟭𝟬-𝟯𝟱 𝗟𝗣𝗔)

Experience: 6+ yrs

Location: Bengaluru, Karnataka, India

Job Type: Full-time

We are looking for an experienced **Python Developer** to build scalable, high-performance backend systems and contribute to the development of **AI-powered, agentic applications** for the banking and financial services domain.

The ideal candidate will have strong Python fundamentals, hands-on expertise in **FastAPI and RESTful API development**, and an interest in emerging AI technologies including **LLMs, AI agents, and agent orchestration frameworks**.

## Requirements

### Key Responsibilities

-   Develop and maintain scalable backend applications using **Python**.
-   Design, develop, and maintain high-performance **RESTful APIs using FastAPI**.
-   Build reliable, secure, scalable, and maintainable backend services.
-   Design and implement API integrations, authentication, and service-to-service communication.
-   Collaborate with engineering teams to develop **AI-powered and agentic applications**.
-   Integrate backend services with databases, caching systems, LLMs, and other AI components.
-   Contribute to agent orchestration and AI workflow implementation.
-   Write clean, efficient, testable, and maintainable Python code following engineering best practices.
-   Optimize application performance, reliability, scalability, and resource utilization.
-   Troubleshoot backend issues and contribute to effective technical solutions.
-   Work with **MongoDB, Redis, and SQL databases** as required.
-   Support containerized application development and deployment using **Docker and Kubernetes**.
-   Follow modern Git-based development, testing, code review, and deployment practices.
-   Collaborate with cross-functional teams to understand requirements and deliver production-ready solutions.

### What Makes You a Great Fit

-   **6+ years of experience** in Python backend development, with strong hands-on experience building production-grade applications.
-   Excellent understanding of **Core Python, Object-Oriented Programming, collections, exception handling, and Python memory management**.
-   Strong knowledge of **multi-threading and multi-processing** and their appropriate use cases.
-   Ability to write optimized, efficient, clean, scalable, and maintainable Python code.
-   Strong hands-on experience with **FastAPI** and RESTful API development.
-   Solid understanding of API design, integration, authentication, scalability, and backend architecture.
-   Exposure to **Large Language Models (LLMs)** and AI-powered application development.
-   Understanding of **AI agents, agentic application architecture, and agent orchestration concepts**.
-   Experience or exposure to **LangChain, LangGraph, or similar AI frameworks** is highly desirable.
-   Basic understanding of **prompt engineering and AI-driven workflows**.
-   Experience with **MongoDB and Redis** is an advantage.
-   Good knowledge of SQL databases and database integration.
-   Experience with **Docker and containerization**.
-   Understanding of **Kubernetes** and container orchestration is a plus.
-   Familiarity with **Git and modern software development workflows**.
-   Strong problem-solving, debugging, and analytical skills.
-   Ability to learn and adapt quickly to emerging **AI and backend technologies**.
-   Strong communication and collaboration skills.
-   Experience in **Banking, FinTech, financial services, or customer support applications** is an advantage.

## Apply

[Apply at Weekday AI](https://apply.workable.com/weekday-1/j/47B319DC12/apply)

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