Vishwajeet Kumar Ranjan

Java Full Stack Developer

Bangalore, India 3+ yrs exp 77 · Very Good

About

No bio added yet

Skills & Expertise (29)

Java Intermediate

6.5/10

0.5

Years Exp

Spring Boot Intermediate

6.5/10

0.5

Years Exp

Postgresql Intermediate

6.0/10

0.5

Years Exp

JavaScript Intermediate

5.0/10

0.5

Years Exp

Kubernetes Intermediate

5.0/10

0.5

Years Exp

Docker Intermediate

5.0/10

0.5

Years Exp

Git Intermediate

5.0/10

0.5

Years Exp

Microservices Intermediate

5.0/10

0.5

Years Exp

React Intermediate

5.0/10

0.5

Years Exp

SQL Intermediate

5.0/10

0.5

Years Exp

Typescript Beginner

4.5/10

0.5

Years Exp

MySql Beginner

4.0/10

0.5

Years Exp

REDUX Beginner

4.0/10

0.5

Years Exp

AWS Beginner

4.0/10

0.5

Years Exp

Bitbucket Beginner

4.0/10

0.5

Years Exp

JUnit Beginner

4.0/10

0.5

Years Exp

Data Structures & Algorithms Beginner

4.0/10

0.5

Years Exp

Redis Beginner

3.0/10

0.5

Years Exp

Test Automation Beginner

3.0/10

0.5

Years Exp

LLD Beginner

3.0/10

0.5

Years Exp

HLD Beginner

3.0/10

0.5

Years Exp

System Design Beginner

3.0/10

0.5

Years Exp

Selenium Beginner

3.0/10

0.5

Years Exp

C++ Beginner

3.0/10

0.5

Years Exp

Python Beginner

3.0/10

0.5

Years Exp

Zustand Beginner

3.0/10

0.5

Years Exp

Kafka Beginner

3.0/10

0.5

Years Exp

Generative AI Beginner

2.0/10

0.5

Years Exp

AI Agents Beginner

2.0/10

0.5

Years Exp

Work Experience

Software Developer

Daimler Truck Innovation Centre India

Jul 2023 - Present

Engineered scalable backend services and 15+ RESTful APIs using Java (Spring Boot) and PostgreSQL, supporting 18,000+ users. Designed secure authentication and Role-Based Access Control (RBAC), and optimized database queries to improve performance. Collaborated with frontend teams to integrate REST APIs and deliver seamless end-to-end user experience. Integrated DevOps tools and implemented CI/CD pipelines to streamline deployment and data handling. Deployed containerized microservices using Docker and Kubernetes, ensuring high availability and scalability. Executed functional and regression test cases, ensuring application stability.

Internship — Backend Developer

Daimler Truck Innovation Centre India

Feb 2023 - Jul 2023

Developed and deployed RESTful APIs for SMTP-based email services using Java and Spring Boot. Designed backend logic with queue management, retry mechanisms, and error handling for reliable email delivery. Developed backend solutions using Java, including API design and testing.