Python, SQL

Cognizant

6 - 13 years

4 - 7 Lacs

chennai

Posted:5 days ago| Platform: GlassDoor logo

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Skills Required

python sql design data database support analytics development test relational extraction indexing query automate reporting security integrity compliance resolve numpy sqlalchemy mysql postgresql etl orm django normalization technology

Work Mode

On-site

Job Type

Part Time

Job Description

Skill: Python, SQL

Experience: 6 to 13 Years

Location : AIA - Chennai

Job Summary

We are seeking a skilled Python with SQL Developer to design, develop, and maintain data-driven applications. The ideal candidate will have strong expertise in Python programming, SQL database management, and data processing to support business intelligence, analytics, and application development needs.

Key Responsibilities

Develop, test, and maintain Python applications that interact with relational databases.
Write efficient SQL queries, stored procedures, and database scripts for data extraction, transformation, and loading (ETL).
Optimize database performance, indexing, and query execution plans.
Integrate APIs and third-party services into Python applications.
Automate data workflows and reporting processes.
Collaborate with data analysts, engineers, and business teams to deliver scalable solutions.
Ensure data security, integrity, and compliance with organizational standards.
Debug, troubleshoot, and resolve application and database issues.

Required Skills & Qualifications

Proficiency in Python (Pandas, NumPy, SQLAlchemy, or similar libraries).
Strong knowledge of SQL (MySQL, PostgreSQL, or MS SQL Server).
Experience with ETL processes and data pipelines.
Familiarity with ORM frameworks (e.g., SQLAlchemy, Django ORM).
Understanding of database design, normalization, and indexing.
Experience with version control systems (Git).
Strong problem-solving and analytical skills.
Bachelor’s degree in Computer Science, Information Technology, or related field.

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