SAURAV PAHUJA
Software Engineer
Gurgaon,HR
Summary
Accomplished Senior Software Engineer at American Express, adept at developing scalable solutions and integrating APIs. Proven expertise in microservices architecture and problem-solving, enhancing application performance and reliability. Successfully led migration projects and implemented automated testing frameworks, driving significant improvements in software quality and operational efficiency.
Overview
1
1
Certification
9
9
years of professional experience
Work History
Senior Software Engineer
American Express
Gurugram
10.2025 - Current
- Developed scalable software solutions for financial transaction processing systems.
- Collaborated with cross-functional teams to define project specifications and requirements.
- Integrated third-party APIs to enhance existing financial application functionality.
- Designed and implemented automated testing frameworks to increase software reliability.
Specialist - Software engineering
LTMindTree
Gurgaon
08.2024 - 10.2025
- Contribution to the development of multiple sub-projects, including a migration project, main project, and a router system to intelligently route API calls between legacy and new systems.
- Utilization a diverse tech stack including Java Spring Boot, GoLang, Node.js, and Vue js to build scalable and high-performance applications.
- Deploying and managing services on Red Hat OpenShift, ensuring smooth cloud-native operations and integration.
- Leveraging PostgreSQL as the database for optimized data storage and retrieval.
- Collaboration with cross-functional teams to ensure seamless project delivery and system integration.
Senior software engineer development
Catalystone Info Solutions
Mohali
03.2020 - 08.2024
- HRM System Development: Developed and maintained modules (LMS, HRIS
- Competency, Succession, CV) using Spring Boot, Hibernate, JPA for backend, and React + Angular for frontend.
- Issue Resolution and Refactoring: Debugged and refactored code to resolve internal and external issues, improving system stability and performance.
- Critical Support and Performance Tuning: Addressed critical production support issues within SLA, optimizing performance using Visual MV and monitoring tools.
- Monolith to Microservices Migration: Led the migration from monolithic architecture to microservices using Spring framework, React, and Angular.
- Unit Testing and Quality Assurance: Ensured code quality by implementing unit tests with JUnit for Java and Jest for Angular/React.
Oracle database administrator
Softobiz Technologies
Mohali
11.2018 - 02.2020
- Database Performance and Optimisation: Regularly monitor and tune database performance to ensure optimal operation and quick query response times.
- Backup and Recovery Management: Develop and implement backup and recovery strategies to ensure data integrity and availability in case of system failures.
- Application Development and Maintenance: Design, develop, and maintain Java applications, ensuring high performance and adherence to project requirements.
- Code Quality and Testing: Implement unit testing and code reviews to ensure high code quality and adherence to best practices and coding standards.
Oracle DBA
MIPL Solutions
New Delhi
06.2018 - 11.2018
- Database Configuration and Management: Configure and manage database instances, including installation, patching, and configuration of database environments.
- User and Access Management: Administer user accounts and permissions, ensuring secure access and appropriate levels of user access within the database.
- Application Integration and API Development: Develop and integrate APIs for Java applications, enabling seamless interaction with other systems and services.
- Performance Tuning and Optimisation: Analysed and optimised Java applications to improve performance and resource utilisation, enhancing overall application efficiency by JVM tweaks and tuning using tools like profiler, VisualVM etc.
Oracle DBA
Vas Mobitech
Panchkula
04.2017 - 06.2018
- Worked with multiple clients on multiple projects of different kind, some projects were more related to database activities, and some was more related to VAS systems.
- Acted as Developer too and interacted with the client on requirement basis and translated functional requirements into technical requirements
Education
IT BSC - Information Technology
Lovely Professional University
Jalandhar03-2023
Commerce 12th -
HBSE
Ismailabad, Haryana03-2013
Degree in 10th -
HBSE
Ismailabad, Haryana03-2011
Skills
- Programming Languages: Java, C
- Problem solving
- Microservices architecture
- Libraries/Frameworks: JavaScript, React, Angular, Spring, Spring Boot, JPA, Hibernate, Nodejs
- Tools / Platforms: Git, VSCode, IntelliJ, WebStorm, Eclipse, K8s, Helm, Azure, AWS, Linux, Ubuntu, Docker, Kafka, Azure Service Bus, RabbitMQ, Microservices, Monolith, Event based architecture
- Databases: SQL Server, Oracle, MySQL, NoSql
Certification
- Oracle Certified SQL Expert - Oracle University
- Oracle Certified Associate - Oracle University
- Oracle Certified Professional - Oracle University
Timeline
Senior Software Engineer
American Express
10.2025 - Current
Specialist - Software engineering
LTMindTree
08.2024 - 10.2025
Senior software engineer development
Catalystone Info Solutions
03.2020 - 08.2024
Oracle database administrator
Softobiz Technologies
11.2018 - 02.2020
Oracle DBA
MIPL Solutions
06.2018 - 11.2018
Oracle DBA
Vas Mobitech
04.2017 - 06.2018
IT BSC - Information Technology
Lovely Professional University
Commerce 12th -
HBSE
Degree in 10th -
HBSE