Jayank Vashistha

Software Engineer

Greater Delhi, Delhi, India2 yrs experience

Key Highlights

Expert in full-stack development with Java and React.
Proven track record in microservices architecture.
Strong foundation in data structures and algorithms.

Stackforce AI infers this person is a Full-Stack Developer with expertise in SaaS applications and microservices architecture.

Contact

Skills

Core Skills

JavaDatabase ManagementApi IntegrationApi Development

Other Skills

KotlinLow-Level DesignMySQLDatabase MigrationGenesysCleverTapAPI DesignPerformance OptimizationSpring BootJavaScriptElasticsearchPostgreSQLBPMNAmazon Web Services (AWS)Google Cloud Platform (GCP)

About

I am a Software Engineer with hands-on experience in building scalable, secure and user-centric applications using Java, Spring Boot and React. Proficient in full-stack development, microservices architecture and clean coding practices, with a strong foundation in data structures and algorithms. Passionate about solving real-world problems through robust design and clean code, with project experience ranging from e-commerce platforms to interactive web games.

Experience

2 yrs

Total Experience

9 mos

Average Tenure

5 mos

Current Experience

American express global business travel

Software Development Engineer

Dec 2025 – Present · 5 mos · Gurugram · Hybrid

Part of the checkout and bookings team.

KotlinJava

Cars24

Software Engineer

Nov 2024 – Dec 2025 · 1 yr 1 mo · Gurugram · On-site

◦ Led the database migration of an entire microservice from Spanner DB to MySQL DB, ensuring zero latency issues and no business downtime.
◦ Integrated third-party services including Genesys for secure, anonymised voice communication with call recording and CleverTap for push notifications—enhancing both user privacy and engagement.
◦ Designed and implemented high-performance listing APIs for the admin panel, integrating cascading filters and pagination to streamline data retrieval and reduce response time from 1s to 100ms.
◦ Drove a 20% acceleration, in feature roll-out cycles through cross-functional collaboration, with Product, QA, Front-end and Business teams.

Low-Level DesignJava

Epam systems

Junior Software Engineer

Apr 2024 – Oct 2024 · 6 mos · Hyderabad, Telangana, India · On-site

Developed REST APIs using Spring Boot, implementing Spring Security and configured JWT-based authentication to secure the endpoints.
Designed and implemented role-based access control for users and administrators, adhering to clean code and SOLID, KISS, DRY design principles.
Achieved 85%+ test coverage using JUnit 5 and Mockito, writing unit and integration tests for service and REST controller layers to ensure robust functionality.
Participated in database design and schema definition to align with project requirements.
Proficiently managed source code with Git, utilising advanced branching strategies, and employed Log4j and SLF4J for effective logging.

JavaSpring Boot

Samsung sds

SDE Intern

Mar 2023 – Jun 2023 · 3 mos · Gurugram · Remote

FTE offer was issued a year after the internship ended due to business constraints, but I was committed to CARS24, so I did not join.
During my Internship,
1) Completed a structured training program focused on Full Stack development under the mentorship of Samsung employees.
2) Successfully cleared the Samsung SWC Advanced Test, demonstrating proficiency in DSA and problem-solving skills.

JavaScriptJava