Senior Python Developer

Job Summary :

We are seeking an experienced Senior Python Developer to design, develop, and maintain scalable, high-performance applications and backend services. The ideal candidate will have strong hands-on experience in Python development, system design, and API-driven architectures. This role requires deep technical expertise, ownership of deliverables, and the ability to mentor junior developers while collaborating closely with cross-functional teams.

Key Responsibilities :

1. Application Development & Architecture :

- Design, develop, test, and deploy robust Python-based applications and services.

- Build scalable backend systems using frameworks such as Django, Flask, or FastAPI.

- Develop RESTful APIs and integrate third-party services and internal systems.

- Participate in system design discussions, architecture reviews, and technical decision-making.

- Ensure high performance, security, and reliability of applications.

2. Code Quality & Best Practices :

- Write clean, maintainable, and efficient code following industry best practices.

- Conduct code reviews and ensure adherence to coding standards.

- Implement unit tests, integration tests, and automated test pipelines.

- Optimize application performance, memory usage, and database queries.

3. Database & Data Handling :

- Design and manage relational and NoSQL databases (PostgreSQL, MySQL, MongoDB, Redis).

- Write optimized SQL queries and manage database schema migrations.

- Handle large datasets, data processing, and background jobs using Celery or similar tools.

4. Cloud, DevOps & Deployment :

- Deploy and manage applications on cloud platforms such as AWS, Azure, or GCP.

- Work with Docker and container-based deployments.

- Collaborate with DevOps teams on CI/CD pipelines, monitoring, and logging.

- Ensure application security, scalability, and fault tolerance in production environments.

5. Collaboration & Leadership :

- Work closely with product managers, UI/UX designers, and other engineers to deliver business requirements.

- Mentor junior developers and provide technical guidance.

- Participate in sprint planning, estimations, and agile ceremonies.

- Proactively identify technical risks and propose effective solutions.

Required Technical Skills :

- Strong proficiency in Python (3.x) with 5+ years of hands-on experience

- Experience with Python frameworks: Django / Flask / FastAPI

- Strong understanding of RESTful APIs and microservices architecture

- Experience with relational and NoSQL databases

- Hands-on experience with Git and version control systems

- Familiarity with Linux/Unix environments

- Experience with cloud platforms (AWS preferred)

Good to Have / Preferred Skills :

- Experience with asynchronous programming (AsyncIO, Celery, RabbitMQ, Kafka)

- Knowledge of front-end technologies (React, Angular, or Vue) for backend integration

- Exposure to data analytics, machine learning, or AI-based applications

- Experience working in high-scale or product-based environments

- Knowledge of security best practices (OAuth, JWT, encryption)

Soft Skills & Competencies :

- Strong analytical and problem-solving skills

- Excellent communication and collaboration abilities

- Ownership mindset with attention to detail

- Ability to work independently and in fast-paced environments

- Mentoring and leadership capabilities

(ref:hirist.tech)