Python Backend Developer

Wissen Infotech

Bengaluru

4-10 Years

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Posted a month ago
Over 50 applicants

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Job Description

Key Responsibilities:

Design, develop, and maintain ETL pipelines and data workflows using Python and PySpark.
Build and manage RESTful APIs for data access and integrations.
Work closely with data scientists and analysts to deliver clean, reliable, and well-structured data.
Optimize SQL queries, stored procedures, and performance for Oracle DB and MySQL.
Implement and automate CI/CD pipelines for efficient deployment.
Write unit and integration tests using PyTest.
Parse and process XML files, handle file operations efficiently using Python.
Ensure data quality through validation, cleansing, and monitoring pipelines in real-time.
Follow Agile methodologies for iterative development and delivery.
Apply Object-Oriented and Functional Programming principles in service design and architecture.

Required Skills:

Strong experience in Python (Backend only) with a focus on data structures, OOPs, and algorithms.
Hands-on experience with PySpark for large-scale data processing.
Solid knowledge of Django or Flask web frameworks.
Expertise in SQL with a deep understanding of query tuning and stored procedures.
Proficiency in file handling, XML parsing, and data validation using Python.
Familiarity with REST API design and integration.
Good knowledge of CI/CD tools like Git and Jenkins.
Exposure to cloud platforms like GCP (preferred), AWS, or Azure.
Excellent communication and interpersonal skills.
Strong attention to detail and a problem-solving mindset.

Good to Have Skills:

Certification in cloud (e.g., GCP, AWS) or Python-related technologies.
Experience in working with financial domain applications or data-heavy systems.

More Info

Job Type:

Permanent Job

Industry:

Consulting, Information Services

Role:

Software Developer

Function:

IT/Software Development - Client Server

Employment Type:

Full time

Open to candidates from:

Indian

About Company

Wissen Infotech

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary InterviewNinja platform ensures we hire the best, building high-performing teams that deliver unmatched results. Today, Wissen Technology has a global footprint with 2,000+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job ID: 122861631

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