Nalina Rajanna
Technical Lead
Bengaluru
Summary
Experienced technical professional skilled in leading development teams on complex projects, consistently delivering impactful results and fostering a collaborative team environment. Known for reliability and adaptability, I leverage technical expertise and strategic thinking to achieve project goals.
Overview
14
14
years of professional experience
19
19
years of post-secondary education
3
3
Languages
Work History
Technical Lead
Tata Consultancy Services (TCS)
08.2022 - Current
- Company Overview: Technical Lead. Teradata, snowflake ,python and dataiku developer.
- Teradata to Snowflake migration using SQL Python embedded scripts
- Alteryx to Dataiku Migration
- Implemented continuous integration and deployment strategies for faster release cycles and improved application reliability.
- Mentored 8 - 10 junior developers through regular 1-on-1 meetings, providing guidance on best practices, coding standards, and career growth opportunities.
- Coordinated with cross-department teams like QA, DevOps, and Support to ensure seamless end-to-end software delivery process.
- Oversaw migration of legacy systems to modern platforms, enhancing system scalability and performance.
- Facilitated smooth handovers between developers working on different parts of a project by enforcing strict documentation standards across all codebases.
- Led the design of robust software architectures that facilitated seamless integration with existing systems, minimizing disruption during implementation.
Teradata Developer
Wells Fargo
01.2020 - 07.2022
- Company Overview: Working as Senior Data engineer.
- Data engineer in central repository of Wells Fargo
- Supporting centralised repository of all qualifying complaints for Wells Fargo and which hosts deep deposit data and is their primary data source for fraud detection, debit and credit card.
- This database support of regulatory compliance risk management efforts helps the bank avoid millions of dollars in potential sanctions.
- The main objective of the project is to enhance the code development for providing all required data by applying transformation so that one, common set of data is used by all business users for reporting and analysis.
- Implemented performance tuning strategies for Teradata queries, significantly improving query response time.
- Enhanced the efficiency of data warehousing by developing scalable and optimized Teradata solutions.
- Developed robust stored procedures and macros to automate repetitive tasks and enhance productivity.
- Optimized existing reports using Teradata utilities such as FastExport, MultiLoad, BTEQ scripts leading to improved report generation times.
- Mentored junior developers in understanding Teradata best practices, fostering a collaborative learning environment within the team.
Software Development Engineer 1
Tesco HSC
09.2018 - 12.2020
- Company Overview: Teradata Application developer.
- Improved system stability through rigorous debugging processes that identified root causes of issues quickly and efficiently addressed them before deployment deadlines were met.
- Mentored junior developers by providing guidance on best practices, coding techniques, and problem-solving skills.
- Facilitated smooth handovers between developers working on different parts of a project by enforcing strict documentation standards across all codebases.
- Optimized code performance through regular review sessions, identifying improvement opportunities, and refactoring legacy components as needed.
- Ensured optimal system performance by conducting thorough testing, debugging, and optimization of software applications.
- Identified opportunities for process improvement, leading to increased efficiency in data management tasks such as backup, archiving, and recovery.
- Improved query response times with meticulous review and tuning of complex SQL queries, stored procedures, and user-defined functions.
Principal Software Engineer
Tesco HSC
02.2018 - 09.2018
- Company Overview: Teradata developer.
- Enhanced data warehousing capabilities for improved decision-making processes through careful design and implementation of Teradata solutions.
- Optimized database performance by implementing efficient indexing strategies and query optimization techniques.
- Delivered on-time project completion by managing resources effectively and maintaining open lines of communication with stakeholders throughout the development process.
- Participated in code reviews ensuring compliance with established coding standards promoting consistency across all developed applications.
- Reduced project delivery time by efficiently managing tasks using JIRA, prioritizing urgent issues, and maintaining open communication with the team.
Senior Software Engineer
Tesco Bengaluru
06.2011 - 01.2018
- Company Overview: Information technology experience in development of Data warehousing solutions using Teradata.
- Information technology experience in development of Data warehousing solutions using Teradata.
- Information technology experience in development of Data warehousing solutions using Teradata.
Education
B.Tech/B.E. - Information Science
Visveswaraiah Technological University (VTU)
Bangalore 04.2001 - 01.2011
XIIth - English
Seshadripuram Pre- University College
Bangalore 04.2001 - 01.2007
Xth - English
Poorna Gangotri Education Society
Bengaluru 04.2001 - 01.2005
Skills
Teradata
Personal Information
Total Experience: 12 Years 6 Months
Timeline
Technical Lead
Tata Consultancy Services (TCS)
08.2022 - Current
Teradata Developer
Wells Fargo
01.2020 - 07.2022
Software Development Engineer 1
Tesco HSC
09.2018 - 12.2020
Principal Software Engineer
Tesco HSC
02.2018 - 09.2018
Senior Software Engineer
Tesco Bengaluru
06.2011 - 01.2018
B.Tech/B.E. - Information Science
Visveswaraiah Technological University (VTU)
04.2001 - 01.2011
XIIth - English
Seshadripuram Pre- University College
04.2001 - 01.2007
Xth - English
Poorna Gangotri Education Society
04.2001 - 01.2005
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