Java Fullstack Developer

Request ID:107625-1

Title: Java Fullstack Developer

Location: Onsite - San Antonio, TX

Duration: 6+ Months (with possible extension)

Pay Range: $40- $48 an hour on W2

Essential Skills:

Java, Spring boot, MicroServices, Kafka, REACT JS, OCP &

• AWS

Experience Req :

8 to 10 Yrs

Role Description:

We are seeking a highly skilled Java Full Stack Developer with expertise in Java, Spring Boot, Microservices, Apache Kafka, and modern frontend technologies. The ideal candidate will be responsible for designing, developing, and maintaining scalable enterprise applications, building high-performance APIs, implementing event-driven architectures, and developing responsive web applications.

Key Responsibilities

Backend Development

• Design, develop, and maintain enterprise applications using Java 8, 11, and 17.
• Develop robust and scalable applications using Spring Boot.
• Build and maintain RESTful APIs and Microservices-based architectures.
• Integrate applications with databases, messaging systems, and external third-party services.

Implement application security using:

Spring Security

OAuth2

JWT (JSON Web Tokens)

• SSO (Single Sign-On) integrations

Develop and implement exception handling, logging, monitoring, and performance optimization strategies.

Event-Driven Architecture &

• Apache Kafka

• Design, develop, and implement event-driven solutions using Apache Kafka.

Build and maintain:

Kafka Producers

Kafka Consumers

Consumer Groups

Topic Management

Asynchronous Messaging Solutions

Support high-volume, real-time data processing requirements.

Integrate Kafka with Spring Boot microservices and downstream applications.

Implement message serialization using:

Avro

JSON

Protobuf

Configure and manage:

Retry Mechanisms

Dead Letter Queues (DLQ)

Error Recovery Strategies

Performance Optimization

Monitoring and Alerting

Frontend Development

• Develop responsive and user-friendly web applications using:

  Angular

  React

  JavaScript

  TypeScript

  HTML5

  CSS3

• Collaborate with UI/UX teams to create seamless user experiences.
• Ensure cross-browser compatibility and responsive design standards.

Technical Skills Required

Core Backend Technologies

Java 8/11/17

Spring Boot

REST APIs

Microservices Architecture

Spring Security

OAuth2

JWT

SSO Integration

Messaging &

• Event Streaming

Apache Kafka

• Kafka Producers &
  • Consumers

  Consumer Groups

  Topic Management

• Event-Driven Architecture
• Avro / JSON / Protobuf

Dead Letter Queues (DLQ)

Asynchronous Messaging

Frontend Technologies

Angular

React

JavaScript

TypeScript

HTML5

CSS3

Additional Competencies

• Performance Tuning &
  • Optimization

• Logging &
  • Monitoring

  Exception Handling

  Application Integration

  Database Connectivity

• System Design &
  • Development

Company Benefits &

• Culture 
• Inclusive and diverse work environment
• Opportunities for professional growth and development
• Comprehensive health and wellness benefits