Summary
Overview
Work History
Education
Skills
Timeline
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RAJAT KUMAR

Jersey City,USA

Summary

Experienced Software Engineer with over 8 years of extensive professional experience as a Java J2EE Software Engineer with extensive experience designing, analyzing, developing, and testing software solutions. Versed with working in multiple languages and platforms.

Overview

9
9
years of professional experience

Work History

Software Engineer -II/Technology Lead

Infosys Limited
04.2023 - Current
  • Collaborated with clients to define solution requirements.
  • Participated in architecture, design and implementation of Rest API's features for a Java and Perl/C applications.
  • Established efficient communication channels within the team, leading to better collaboration among members during project development phases.
  • Corrected, modified and upgraded Gradle, Scala and Elastic Search to improve performance.
  • Collaborated with management, internal and development partners regarding software application design status and project progress.
  • Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance.

Software Engineer

DTV Innovations
05.2022 - 08.2022
  • Enhanced the Graphical Users Interface (GUI), easing in a better understanding of the TSM/TSS-2800 multiplexer (Product) for the customers.
  • Revamped the functionality for the TSM using Java, Vanilla JavaScript and jQuery, resulting in an effective synchronization of the data received from server with the user interface.

Senior Software Engineer /Technical Lead

Tata Consultancy Services
10.2018 - 08.2020
  • Proactively implemented and deployed an internal web application (DCR Tracker) using Spring for efficient automation of the database scripts (SQL/Queries) based on user specific fields.
  • Oversaw the team of 6 developers in delivering fast-paced Rest APIs to store millions of flight baggage data in Oracle Database accumulated from the app (link) across 30 international airports.
  • Engaged with Teams of PWC and Wipro for the passenger flight data storage mobile app (Android , IOS) delivering the app within the strict 30-day deadlines.
  • Reduced customers’ time by 80% by developing software solution (link, twitter) using Java 6, Hibernate 3, Spring MVC 4, HTML 5, and CSS; converting file-based tracking system to electronic-based.

Software Engineer

Tata Consultancy Services
01.2015 - 09.2018
  • Augmented the team of 8 in developing and delivering Taxation application (Tax Mantra) for the City of Arizona using Java 5, Hibernate 3, Struts Framework 1.1, HTML 5, CSS 3, and Oracle/ Microsoft SQL Relational Databases.
  • Delivered excellent customer service through Conference Calls and Documentation regarding the business logic and deployment process in the customer-maintained production environment, resulting an increase of 20% in the Customer Satisfaction Index (CSI).
  • Reduced the customer query request time by 90% through complex SQL queries and Procedures (in Oracle and Microsoft SQL) by displaying the taxation figures output in detail-oriented Crystal Reports.

Education

Master of Science - Management Information Systems

University of Illinois At Urbana Champaign
Champaign, IL
12.2022

Bachelor of Technology - Electrical Engineering

Jamia Millia Islamia
Delhi, India
06.2014

Skills

  • Programming Languages: Java 16, 17, 18, Scala 112, 113, Python, R
  • Server-side Technologies: JDBC, Servlets, JSP, J2EE, XML, REST Web Services
  • Front-End Technologies: JavaScript, HTML, CSS, AJAX, JSTL, Bootstrap, jQuery, JSON, XML
  • Debugging Tools: Chrome Developer Toolbar, Postman
  • Build Tools: Maven, Gradle (410, 66)
  • Frameworks: Spring 25, 3x, 4x, Spring MVC Framework
  • No SQL Databases: Elastic Search, Mongo DB
  • SQL Database/ORM Tools: Oracle9i/10g, DB2, Hibernate ORM 4x
  • Web/Application Servers: Tomcat 60/70/8 (Clustering), IBM WebSphere
  • Version Control System: SVN, GitHub, VSS, Bit Bucket
  • Project Management Tool: JIRA
  • IDEs/Environments: IntelliJ, Eclipse, Visual Code, Android Studio

Timeline

Software Engineer -II/Technology Lead

Infosys Limited
04.2023 - Current

Software Engineer

DTV Innovations
05.2022 - 08.2022

Senior Software Engineer /Technical Lead

Tata Consultancy Services
10.2018 - 08.2020

Software Engineer

Tata Consultancy Services
01.2015 - 09.2018

Master of Science - Management Information Systems

University of Illinois At Urbana Champaign

Bachelor of Technology - Electrical Engineering

Jamia Millia Islamia

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