Python Developer

NucleusTeq; Chennai District; On-site; INR 900,000 - 1,500,000; Full time

Job summary

NucleusTeq in India is seeking a mid-level Python Backend Developer to design, build, and maintain scalable server-side applications and microservices. You will collaborate across teams to integrate user-facing elements and ensure high performance.

The role emphasizes RESTful APIs, database optimization (PostgreSQL/MySQL), and experience with FastAPI/Flask/Django, Docker, and Kubernetes. Strong problem-solving and documentation are required.

Qualifications

• 3+ years of backend development experience using Python.
• Experience with FastAPI/Flask/Django.
• Strong PostgreSQL/MySQL experience and SQLAlchemy.
• Experience with Git and CI/CD pipelines.
• Ability to independently triage production incidents.

Responsibilities

• Design, write, and deploy scalable Python backend code.
• Develop robust RESTful APIs and integrate with microservices.
• Architect and optimize database schemas for performance.
• Implement asynchronous workflows with messaging queues.
• Debug production issues and improve system reliability.
• Document APIs and service flows (Swagger/OpenAPI).
• Implement RBAC and data compliance controls.
• Collaborate with frontend, DevOps, and product managers.

Job description

Job Title: Python Backend Developer

Experience Level: Mid-Level (3-5 Years)

Location: [Remote / On-site / Hybrid]

Role Overview

We are seeking an experienced Python Backend Developer to design, build, and maintain scalable server-side applications and microservices. You will collaborate with cross-functional teams to integrate user-facing elements, optimize database architectures, and ensure high performance and responsiveness across all platforms.

Key Responsibilities

• Design, write, and deploy highly scalable, testable, and efficient Python code.
• Develop robust RESTful APIs and integrate them with gRPC or microservices architectures.
• Architect and optimize database schemas (SQL and NoSQL) to ensure fast data retrieval and secure storage.
• Implement event-driven asynchronous workflows using messaging queues (e.g., Kafka, Celery, RabbitMQ).
• Debug production issues, identify bottlenecks, and improve overall system reliability and latency.
• Maintain comprehensive technical documentation (e.g., Swagger/OpenAPI) for APIs and service flows.
• Implement robust security measures, including fine-grained Role-Based Access Control (RBAC) and data compliance standards.
• Collaborate closely with frontend developers, DevOps engineers, and product managers to deliver end-to-end features.

Required Qualifications

• Experience: 3+ years of professional backend development experience using Python.
• Frameworks: Deep proficiency in modern Python frameworks such as FastAPI, Flask, or Django.
• Databases: Strong practical experience with relational databases (PostgreSQL, MySQL) and ORM libraries (SQLAlchemy).
• Version Control & CI/CD: Proficiency in Git, GitHub/GitLab, and continuous integration pipelines.
• Problem Solving: Proven ability to independently triage and resolve high-impact production incidents.

Preferred Qualifications

• Experience building and orchestrating containerized applications using Docker and Kubernetes.
• Familiarity with cloud platforms such as AWS, Google Cloud, or Azure.
• Knowledge of in-memory data stores like Redis and columnar databases like ClickHouse.
• Understanding of basic frontend technologies (HTML, CSS, JavaScript) to facilitate seamless integration