Senior Python Developer

XLByte • Python • Matplotlib • 25 days ago
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Salary
≈ $20k – $44k per year (Estimated)
Location
Remote (India)
Seniority
Senior · 7+ years exp

First seen by Alion on Sep 21, 2026.

Overview
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Profile match

XLByte

XLByte is a software and IT company in India that is hiring Python developers to optimize data pipelines and system performance. Its lead and senior Python developer roles call for NumPy, Pandas, query optimization and seven to ten years of experience. The company is based in India.
xlbyte.com • Custom Software Development

Role : Senior Python Developer

Optimize data pipelines and system performance.

Requirements :

- 7+ years professional software development experience

- Strong Python proficiency

- Hands-on with NumPy, Pandas, Matplotlib

- Query optimization and performance tuning

- Strong debugging and troubleshooting of integration issues

- Good understanding of Security scanning tools like Safety CLI/pip audit

Nice to Have :

- Exposure to Security tools like Snyk, SonarQube, OWASP Dependency-Check, Bandit

- Secure coding and application security knowledge

Responsibilities :

- Optimize database queries and system performance

- Resolve data accuracy issues across sources

- Profile and re-factor applications for performance

- Fix integration issues between systems and APIs

- Perform data analysis and build visualizations for business decisions

- Work with cross-functional teams on data integrity and system efficiency

- Write clean, maintainable, documented code

- Mentor juniors and review code

Skills

Python, Numpy, Pandas, Data Engineering, Data Management, Data Pipeline, Data Integration

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