SQL Developer (Informatica + Java/Python)

Wissen Technology; Bengaluru; On-site; INR 800,000 - 1,200,000; Full time

Job summary

A leading technology firm is seeking a skilled SQL Developer with experience in Informatica and programming in Java or Python. The ideal candidate will develop and maintain robust ETL pipelines and database solutions while collaborating with cross-functional teams. A Bachelor's degree and 5-8 years of hands-on experience are required. The role involves designing SQL queries, developing ETL workflows, and ensuring data accuracy across systems. This is a full-time position based in Bengaluru, India.

Qualifications

• 5-8 years of experience as a SQL Developer or ETL Developer.
• Hands-on experience with Informatica PowerCenter or Cloud.
• Experience with version control systems and Agile methodologies.

Responsibilities

• Design and optimize SQL queries, stored procedures, and views.
• Develop ETL workflows using Informatica.
• Collaborate with teams to understand data requirements.
• Perform data analysis and troubleshooting.
• Implement performance tuning and indexing strategies.

Skills

SQL proficiency

Informatica PowerCenter/Cloud

Java programming

Python programming

Data warehousing concepts

Education

Bachelor's degree in Computer Science or related field

Tools

Oracle

SQL Server

PostgreSQL

Git

Job description

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Wissen Technology is Hiring for SQL Developer (Informatica + Java/Python)

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. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. 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 with the flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. 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 Summary

We are looking for a skilled SQL Developer with strong hands‑on experience in Informatica and programming knowledge in Java or Python. The ideal candidate will design, develop, and maintain robust ETL pipelines and database solutions while collaborating with cross‑functional teams to support business data needs and analytics initiatives.

Experience: 4 - 6 Years

Mode of Work: Full Time

Key Responsibilities

• Design, develop, and optimize SQL queries, stored procedures, triggers, and views for high performance and scalability.
• Develop and maintain ETL workflows using Informatica PowerCenter (or Informatica Cloud).
• Integrate and automate data flows between systems using Java or Python for custom scripts and applications.
• Perform data analysis, validation, and troubleshooting to ensure data accuracy and consistency across systems.
• Work closely with business analysts, data engineers, and application teams to understand data requirements and translate them into efficient database solutions.
• Implement performance tuning, query optimization, and indexing strategies for large datasets.
• Maintain data security, compliance, and documentation of ETL and database processes.

Requirements

• Bachelor's degree in computer science, Information Technology, or related field.
• 5–8 years of hands‑on experience as a SQL Developer or ETL Developer.
• Strong proficiency in SQL (Oracle, SQL Server, or PostgreSQL).
• Hands‑on experience with Informatica PowerCenter / Informatica Cloud.
• Programming experience in Java or Python (for automation, data integration, or API handling).
• Good understanding of data warehousing concepts, ETL best practices, and performance tuning.
• Experience working with version control systems (e.g., Git) and Agile/Scrum methodologies.

Good To Have Skills

• Exposure to cloud data platforms (AWS, Azure, or GCP).
• Familiarity with Unix/Linux scripting.
• Experience in data modeling and data governance frameworks.

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