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Python Developer

🏢 COZZERA INTERNATIONAL LLP  •  📍 India

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Job Description

Job Title: Senior Python Developer Location: Remote Shift Timing: 3 PM – 12 AM IST Experience: 4+ Years About the Role We are looking for a highly skilled Senior Python Developer with strong experience in building scalable, high-performance applications. You will work in a fast-paced, research-driven environment, contributing to backend systems, microservices, data processing pipelines, and API-driven solutions. Key Responsibilities Develop, optimize, and maintain Python-based backend services and APIs. Build scalable systems leveraging FastAPI/AsyncIO , multi-threading, and asynchronous programming. Write clean, maintainable, and testable code following clean architecture and system design principles . Implement high-performance data processing workflows using Pandas, NumPy , and core Python libraries. Collaborate with cross-functional teams to design services, solve complex problems, and optimize performance. Work with data science/ML teams to integrate ML/DS components into production systems. Ensure code quality through unit testing, CI/CD, and best engineering practices. Required Qualifications Bachelor’s/Master’s degree in Computer Science, Software Engineering, or related field. 4+ years of experience building and maintaining production-grade Python applications. Strong understanding of data structures, algorithms, and performance tuning . Expertise in Python frameworks and libraries such as: FastAPI / Flask / Django AsyncIO Pandas, NumPy Working-level proficiency in Machine Learning / Data Science workflows. Solid knowledge of clean architecture, system design, and API design . Preferred Qualifications Experience building distributed systems, microservices, or large-scale data pipelines . Familiarity with cloud platforms ( AWS / GCP / Azure ). Hands-on experience with CI/CD pipelines and DevOps practices. Contributions to open-source projects or developer tooling. Comfortable working in fast-paced, research-driven, and async collaboration environments .
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