Kaustabh Sinha
New Delhi
Summary
Results-driven Liferay Developer with 6+ years of experience, currently at Tata Consultancy Services. Specializing in Liferay DXP (6.2–7.4), with expertise in portal development, customization, and management. Skilled in leveraging Liferay features to enhance user experience and drive digital transformation.
Overview
7
7
years of professional experience
1
1
Certification
Work History
IT Analyst
Tata Consultancy Services
New Delhi
06.2023 - Current
- Developed and enhanced multiple sites, adding new features to improve user experience and delivering requirements as per design.
- Focused on adhering to quality code standards/practices to improve and optimize performances and work with large data.
- Built complex modules from scratch, reducing support tickets count.
- Provided technical support, ensuring portal stability and quick issue resolution.
- Delivered bug-free releases, addressing post-production defects efficiently.
- Worked independently on front-end, back-end, and database development.
- Optimized core functionalities, reducing manual effort and improving turnaround times.
- Contributed to process improvements and business workflow.
Associate IT Consultant
ITC Infotech
Gurugram
09.2021 - 05.2023
- Led Liferay Portal Migration from start to finish.
- Analyzed business requirements and directly communicated with clients for clarity.
- Developed efficient, reusable code, adhering to coding standards.
- Performed unit testing and end-to-end validation for multiple use cases.
- Designed and tested web applications (portlets) using various front-end tools.
- Debugged and fixed functionality and UI issues.
- Managed PR creation and deployments in Dev/QA via Jenkins.
- Provided post-deployment support, defect fixes, and contributed to scrum and retrospectives.
Solutions Developer / Architect
InfoAxon Technologies Pvt. Ltd
01.2019 - 08.2021
- Hands-on experience in Liferay DXP 6.2–7.3, including portal development, migration, and upgrades.
- Developed corporate sites with static/dynamic content and high-performance, responsive web applications.
- Led Liferay 6.2 to 7.2 migration for a US-based client, upgrading database, modules, themes, and ADTs.
- Built OSGi-based modular applications using Java, J2EE, Service Builder, and customized Liferay functionalities with Hooks.
- Managed content workflows, user/site administration, and server configurations.
- Led and collaborated with development & UI teams and ensuring best practices.
- Provided technical support, debugging issues, optimizing workflows, and collaborating with clients.
- Worked with JIRA, SVN/GIT, MySQL, Oracle SQL Developer, SOAP UI, and Postman for development and testing.
Education
Bachelor of Technology - Computer Science Engineering
University of Petroleum And Energy Studies
Dehradun05-2019
GED -
Summer Fields School
New Delhi03-2015
Skills
- Liferay DXP Portal 62 - 74
- Java
- Linux
- HTML/ CSS/ Javascript
- Freemarker
- JQuery / AJAX
- Jira
- GIT / Bit Bucket
- Gradle / Maven
- My SQL / Postgres SQL
- Postman
Certification
Liferay DXP 7.4 - Certified Professional Back-End Developer
Languages
Hindi
First Language
English
Proficient (C2)
C2
Timeline
IT Analyst
Tata Consultancy Services
06.2023 - Current
Associate IT Consultant
ITC Infotech
09.2021 - 05.2023
Solutions Developer / Architect
InfoAxon Technologies Pvt. Ltd
01.2019 - 08.2021
Bachelor of Technology - Computer Science Engineering
University of Petroleum And Energy Studies
GED -
Summer Fields School
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