Tejasvi Ellandula
Mphasis Limited
Jersey City,NJ
3
years of professional experience
Data Engineer with 3 Years of experience building and supporting mainframe-backend enterprise application, focusing on reliable batch processing and backend services. Reduced production incidents through root-cause analysis and maintenance of JCL, DB2, and COBOL components while integrating Java-based REST services. Aiming to expand cloud-based data pipelines and scalable ETL practices.
Work History
Data Engineer
2 Years 11 Months- Developed and maintained enterprise applications using COBOL on IBM z/OS mainframe systems.
- Created and maintained JCL jobs for batch processing and scheduled workloads.
- Worked with DB2 databases to develop SQL queries, retrieve business data, and support application enhancements.
- Built backend services and integrated REST APIs using Java for enterprise applications.
- Investigated production issues, performed root cause analysis, and resolved defects in business-critical applications.
- Collaborated with business analysts, QA teams, and developers throughout the Software Development Life Cycle (SDLC).
- Worked in Linux environments using Git for version control, deployment support, and release management.
Education
Master in Computer Science - Computer Science, School of computing
GPA: 3.3/4
Bachelor of Technology (BTech) - Electrical and Electronics Engineering
GPA: 7.9/10
Skills
Programming: Python
SQL
COBOL
Java
C++
JavaScript
Mainframe: IBM z/OS
COBOL
JCL
DB2
Data Engineering: SQL
Data Processing
Data Validation
ETL Concepts
Data Modeling
Databases: DB2
PostgreSQL
MySQL
MongoDB
SQLite
Cloud & DevOps: Docker
Oracle Cloud Infrastructure (OCI)
Git
GitHub
Linux
CI/CD
Tools: Eclipse
VS Code
IntelliJ IDEA
Postman
Maven
Gradle
Software Engineering: SDLC
Agile
Object-Oriented Programming
Data Structures & Algorithms
Debugging
Unit Testing
Code Reviews
Timeline
Data Engineer
Mphasis Limited
09.2021 - 08.2024Read More
Vaagdevi College of Engineering
Bachelor of Technology (BTech) from Electrical and Electronics Engineering
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Montclair State University
Master in Computer Science from Computer Science, School of computing
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