Nishikanta Sahu
Bhubaneswar
Summary
Experienced Data Engineer with expertise in data validation, wrangling, and transforming complex datasets into clean, accessible formats for analysis. Proven track record at Tata Consultancy Services, ensuring seamless data processing and improving data integrity for better decision-making. Also a skilled System Engineer, proficient in automation testing, API validation, and managing offshore teams.
Overview
4
4
years of professional experience
Work History
System Engineer / Data Engineer
Tata Consultancy Services
Bangalore
05.2023 - Current
- Built distributed data ingestion pipelines to load unstructured data into a data lake using Python, PySpark, Snowflake, Airflow, and AWS.
- Conducted data analysis with SQL and Python to support informed decision-making.
- Collaborated with project teams to define scopes and coordinate database development.
- Monitored production jobs to ensure functionality of data pipelines through rigorous QA processes.
Automation Test Engineer
Tata Consultancy Services (TCS)
02.2021 - 04.2023
- Implemented API testing scripts using SOAP UI and Parasoft SOA for SOAP and REST services, increasing validation efficiency by 25%.
- Delivered end-to-end automation testing for web and client-server applications, decreasing manual effort by 40%.
- Documented and triaged defects in software, collaborating with developers for timely resolutions.
- Created comprehensive Test Plans, Test Cases, and Test Scripts with stakeholders to reduce production defects.
- Executed backend testing using complex SQL queries, ensuring 99% data accuracy.
- Conducted mainframe and Unix file testing, identifying critical defects before production release.
- Led offshore team of five members, achieving 100% on-time delivery of testing milestones.
- Served as Primary Risk SPOC for risk management initiatives, enhancing project efficiency.
Education
Masters Of Computer Application -
Indira Gandhi National Open University (IGNOU)
12-2024
Bachelor Of Computer Application -
Gayatri Institute Of Science & Technology
04.2020
Skills
- Python
- PySpark
- Airflow
- Snowflake
- AWS Cloud
- SQL database management
- JIRA project management
- Selenium testing
- Defect tracking and resolution
- HP ALM application lifecycle management
- SDLC processes
- Parasoft SOA and SOAP UI
- REST services
- Mainframe computing
Languages
Odia
First Language
English
Proficient (C2)
C2
Hindi
Proficient (C2)
C2
Timeline
System Engineer / Data Engineer
Tata Consultancy Services
05.2023 - Current
Automation Test Engineer
Tata Consultancy Services (TCS)
02.2021 - 04.2023
Masters Of Computer Application -
Indira Gandhi National Open University (IGNOU)
Bachelor Of Computer Application -
Gayatri Institute Of Science & Technology
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