Software Developer

Weekday AI; Hyderabad; On-site; INR 3,000,000 - 7,000,000; Full time

Job summary

Weekday AI is seeking a Senior Python Backend Engineer in Hyderabad to design, develop, and maintain scalable, high-performance backend systems.

You will work with Python 3.x, FastAPI/Flask, SQLAlchemy, PostgreSQL/MySQL, Docker, Kubernetes, and GCP to build reliable APIs and distributed services capable of handling demanding workloads.

Join a high-caliber team and contribute to architecture decisions, code reviews, testing, and production deployment.

Qualifications

• 8+ years of hands-on Python backend development.
• Strong expertise in Python 3.x and object-oriented programming.
• Extensive experience with FastAPI and/or Flask.
• Strong SQLAlchemy ORM experience including session management.
• Solid knowledge of PostgreSQL and MySQL.
• Hands-on experience with Docker and Kubernetes.
• Experience deploying on Google Cloud Platform (GCP).
• Knowledge of REST APIs, OpenAPI, and Swagger.
• Familiarity with microservices and distributed architectures.
• Experience with unit testing and code reviews.

Responsibilities

• Design, develop, and maintain scalable backend applications using Python 3.x.
• Build RESTful APIs and backend services with FastAPI or Flask.
• Design and implement microservices and distributed architectures.
• Develop database solutions with SQLAlchemy ORM and proper transactions.
• Optimize PostgreSQL/MySQL databases; apply indexing and tuning.
• Ensure thread-safe, high-concurrency backend systems.
• Containerize apps with Docker and deploy on Kubernetes (GCP).
• Participate in code reviews and uphold engineering standards.

Skills

Python 3.x

FastAPI/Flask

SQLAlchemy ORM

PostgreSQL

MySQL

Docker

Kubernetes

GCP

REST APIs

OpenAPI/Swagger

Multithreading/Async

System Design/Scalability

Git/Code Reviews

Education

Bachelor's or Master's degree in Computer Science/IT/Engineering

Tools

Docker

Kubernetes

GCP

Job description

This role is for one of the Weekday's clients

Salary range: Rs 3000000 - Rs 7000000 (ie INR 30-70 LPA)

Experience: 8+ yrs

Location: Hyderabad

Job Type: Full-time

We are looking for an experienced Senior Python Backend Engineer to design, develop, and maintain scalable, high-performance backend systems and services.

The role requires strong expertise in Python 3.x, FastAPI/Flask, SQLAlchemy, PostgreSQL/MySQL, Docker, Kubernetes, and GCP. You will work on distributed and microservices-based applications, building reliable APIs and backend services that can support demanding workloads and evolving business requirements.

Requirements

Key Responsibilities

• Design, develop, and maintain scalable backend applications using Python 3.x.
• Build robust RESTful APIs and backend services using FastAPI and/or Flask.
• Design and implement microservices and distributed backend architectures.
• Develop efficient database solutions using SQLAlchemy ORM, including session management and transaction handling.
• Design, optimize, and maintain PostgreSQL and/or MySQL databases.
• Perform database query optimization, indexing, performance tuning, and troubleshooting.
• Develop applications using appropriate multithreading, concurrency, and asynchronous programming patterns.
• Ensure backend services are thread-safe, reliable, and capable of handling concurrent workloads.
• Design scalable APIs following REST, OpenAPI, and Swagger standards.
• Containerize applications using Docker and deploy and manage workloads using Kubernetes.
• Deploy, configure, monitor, and maintain applications on Google Cloud Platform (GCP).
• Identify and resolve performance, scalability, reliability, and production issues.
• Develop unit tests and maintain high standards for code quality, maintainability, and test coverage.
• Participate in code reviews and contribute to engineering standards and best practices.
• Collaborate with cross-functional engineering teams to define technical solutions and implementation approaches.
• Contribute to system architecture, technical documentation, and design reviews.
• Monitor application health and identify opportunities for improving reliability, observability, and operational efficiency.
• Evaluate and implement improvements to backend architecture, development processes, and engineering practices.

What Makes You a Great Fit

• 8+ years of hands-on experience in Python backend development.
• Strong expertise in Python 3.x and object-oriented programming.
• Extensive hands-on experience with FastAPI and/or Flask.
• Strong experience with SQLAlchemy ORM, session management, database transactions, and efficient data access.
• Solid understanding of multithreading, concurrency, asynchronous programming, and thread-safe application development.
• Strong experience with PostgreSQL and/or MySQL, including database design, indexing, query optimization, and performance tuning.
• Hands-on experience with Docker and Kubernetes.
• Proven experience deploying and managing applications on Google Cloud Platform (GCP).
• Strong knowledge of REST APIs, OpenAPI, and Swagger.
• Good understanding of microservices architecture, distributed systems, scalability, and high-performance application design.
• Strong experience with Git, code reviews, unit testing, and modern software engineering practices.
• Excellent debugging, troubleshooting, and performance-optimization skills.
• Ability to design reliable backend systems and make sound technical decisions.
• Strong communication and collaboration skills with the ability to work effectively in cross-functional engineering teams.
• Strong ownership mindset with the ability to independently drive technical initiatives from design through production.
• Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or a related discipline is preferred.