Senior Python Developer (Data Science)

We are looking for an experienced candidate with 6+ years of software development experience, with strong expertise in advanced Python development and 2–3+ years of hands-on experience in Data Science and Machine Learning with focus on Natural Language Processing (NLP).

Key Responsibilities
Design, develop, test, and maintain production-grade Python applications which are primarily based on Natural Language processing and developing backend services.
Build scalable and maintainable Python components using robust software engineering principles.
Develop and consume REST APIs for integration with internal and external applications.
Design API-based integration services connecting databases, enterprise applications, cloud platforms, third-party services, and ML systems.
Develop robust data integration and data processing pipelines for structured and semi-structured data.
Work with data from databases, APIs, JSON/XML, CSV, files, and external services.
Implement data extraction, transformation, validation, cleansing, enrichment, and loading processes.
Develop APIs and microservices using frameworks such as FastAPI.




Work with relational and NoSQL databases and optimise data access through Python.
Write clean, reusable, well-tested, and well-documented code.
Troubleshoot performance, integration, data quality, and production issues.

Key Technical Skills
Strong expertise in Python development, including OOP, data structures, exception handling, logging, debugging, asynchronous programming, multithreading / multiprocessing, and performance optimization.
Robust experience building production-grade backend applications and REST APIs using FastAPI.
Excellent experience in data integration, including integrating databases, enterprise applications, third-party APIs, cloud services, and external data sources.
Solid experience developing ETL/ELT and data-processing pipelines using Python, Pandas, NumPy, SQL, and formats such as JSON, XML, CSV, and Parquet.
Hands-on experience with AWS SageMaker for development & training,
Experience with Docker, Git, CI/CD, unit/integration testing, monitoring, and deployment of production Python and ML applications

📌 Python Developer Data Science Hyderabad
🏢 Capital Numbers Infotech
📍 Hyderabad