Backend Python Engineer

Backend Python Engineer

Job Title: Python Developer

Job ID: 2477

Employment Type: Full-Time (Unionsys Payroll)

Work Mode: Hybrid

Experience Required: 5–7 Years

Open Positions: 10

CTC: Up to ₹13 LPA

Locations: Bengaluru, Chennai, Pune, Mumbai, Delhi, Kolkata, Hyderabad

Job Summary

We are hiring experienced Python Developers with strong backend development expertise to build scalable, high-performance enterprise applications. We are looking for professionals with excellent Core Python knowledge, strong SQL skills, and experience integrating APIs and distributed data processing technologies.

Key Responsibilities

• Design, develop, and maintain scalable backend applications using Python.
• Build clean, efficient, and maintainable production-grade applications.
• Develop and consume REST APIs.
• Work with multithreading, multiprocessing, and asynchronous programming.
• Write optimized SQL queries and improve database performance.
• Integrate applications with external systems securely and reliably.
• Support distributed data processing using Apache Spark.
• Collaborate with cross-functional teams to deliver high-quality software.

Required Skills

• 5–7 years of hands-on Python development experience.
• Strong Core Python knowledge (Functional Programming & OOP).
• Experience building production-grade backend applications.
• Expertise in:
• Multithreading
• Multiprocessing
• Async/Await
• Concurrency & Parallel Programming
• Strong experience with REST APIs.
• Knowledge of API authentication (API Keys, OAuth).
• Experience with error handling, retries, timeouts, and idempotency.
• Excellent SQL skills including:
• Complex Joins
• Aggregations
• Window Functions
• Query Optimization
• Knowledge of Apache Spark, Spark SQL, DataFrames, partitioning, and performance tuning.
• Strong analytical and problem-solving skills.

Educational Qualification

• BE / B.Tech / MCA / M.Sc (Computer Science) or equivalent from a recognized university.

Pay: ₹2,800,000.00 - ₹3,000,000.00 per year

Benefits

• Provident Fund

Work Location: In person