Job Description

Wissen Technology is Hiring forDatabase Developer 

About Wissen Technology: 

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 with2000+ employeesacross offices in theUS, UK, UAE, India,andAustralia. Our commitment to excellence translates into delivering2Ximpact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge,cutting-edgetechnologyexpertise, and a relentless focus on quality. Wedon’tjust meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with clientobjectives. We have a proventrack recordof 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 podsprovideclients withthe 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.

JobSummary:We are looking for a skilled Database Developer with strong hands-on experience in SQL +Informatica and programming knowledge in Python. The ideal candidate will design, develop, andmaintainrobust ETL pipelines and database solutions while collaborating with cross-functional teams to support business data needs and analytics initiatives.

Experience: 4–8 Years 

Location:Bangalore/ Mumbai

Mode of Work:Full time 

KeyResponsibilities:

  • Design, develop, andoptimize SQL queries, stored procedures, triggers, and views for high performance and scalability. 
  • Develop and maintain ETL workflows using Informatica PowerCenter (or InformaticaCloud).
  • Integrate and automate data flows between systemsusing 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. 
  • Strongproficiencyin SQL (Oracle, SQL Server, or PostgreSQL). 
  • Hands-on experience with Informatica PowerCenter / Informatica Cloud. 
  • Programming experiencein 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 (, Git) and Agile/Scrum methodologies.

    • Good To Have Skills:

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

    • Wissen Sites:

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