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.
- Strong 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.
- Strong 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