System Planning & Design Sr Python Developer (Chennai)

GS Infotech; Chennai District; On-site; INR 1,000,000 - 1,800,000; Full time

Job summary

GS Infotech in Chennai seeks a System Planning & Design Sr Python Developer to design, develop, test, and maintain reliable backend services, RESTful APIs, microservices, and data pipelines using Python and core ecosystems.

You will work with frontend teams and product managers to translate requirements into high-throughput, scalable software components while focusing on performance, security, and maintainability.

Qualifications

• 3–7 years of Python backend experience.
• Experience building RESTful/GraphQL APIs, microservices.
• Proficient with Flask, Django REST Framework or FastAPI and ORM (SQLAlchemy/Django ORM).

Responsibilities

• Design, develop, test, and maintain backend services and APIs.
• Build microservices and asynchronous data pipelines.
• Ensure performance, security, and scalability of cloud-native architectures.

Skills

Python backend

Flask/DRF/FastAPI

SQL/ORM

Distributed async

Job description

System Planning & Design Sr Python Developer Candidate Application/: Full Name/: Contact Number/: Email Address/: Current Location/: Position Applied For/: Qualification/: Year of Passout/: Candidate Category/: Fresher / Experienced Willingness to Relocate/: Yes / No Total Years of Experience/: /(If applicable/) Current/Last Drawn Salary /(Monthly/Annual/)/: Notice Period/: /:

Your main responsibility is to design, develop, test, and maintain reliable backend services, RESTful/GraphQL APIs, microservices, asynchronous data pipelines, and cloud/-native database architectures using Python and its core ecosystems, while front/-end developers create user interfaces and product managers create feature roadmaps. As the "Guardian of Application Performance, Code Quality, API Latency, System Security, and Technical Scalability," you assume direct responsibility for converting product specifications into high/-throughput, maintainable software components.

Key Skills

• Advanced Python basic Mastery/: Proficient understanding of data structures, generators, decorators, memory management, object/-oriented programming /(OOP/), functional programming, and Python 3.x basic concepts.
• Framework & API Proficiency/: Excellent practical expertise utilising Flask, Django REST Framework /(DRF/), or FastAPI to create web apps and microservices.
• Database and ORM expertise includes advanced knowledge of SQL, relational schema design, indexing, ORM abstractions /(SQLAlchemy, Django ORM/), and Redis caching techniques.
• Positive knowledge of distributed task queues and asynchronous programming.

Experience/: 3 to 7 yrs

Location/: Chennai

Salary/: Based on Previous Work Experience