Z3_Sr Full Stack Developer|Core Java, Full Stack developer

V2 Solutions; Hinoba-an; On-site; PHP 600,000 - 1,000,000; Full time

Job summary

V2 Solutions is seeking a skilled Full Stack Developer to build and scale modern web applications using Java, Spring Boot, React.js, and Node.js. You will work across backend and frontend systems to deliver secure, high-performance solutions in collaboration with product, UX, and platform teams.

Applicants should be proficient in REST APIs, Java/Spring, and frontend technologies, with a focus on enterprise-grade design, scalability, and observability.

Qualifications

• Strong backend experience with Java (8/11/17+), Spring Boot/Spring MVC.
• Experience designing REST APIs with validation and versioning.
• Knowledge of JPA/Hibernate and transaction management.
• Solid SQL skills with PostgreSQL, MySQL, or Oracle.

Responsibilities

• Design, develop, and maintain backend services using Java, Spring Boot, and REST APIs (microservices preferred).
• Build responsive frontend applications using React.js and Redux.
• Develop Node.js services for BFF, integrations, API gateways, and lightweight microservices.
• Implement authentication and authorization mechanisms (OAuth2, JWT, SSO, RBAC).
• Optimize application performance (API latency, UI rendering, caching, and database queries).
• Write clean, testable, and maintainable code following best practices.
• Collaborate on system design, code reviews, and CI/CD pipelines.
• Support production issues and troubleshoot across UI, backend, and infrastructure.
• Improve observability using logs, metrics, and monitoring tools.

Skills

Java

Spring Boot

React.js

Node.js

REST API design

SQL

PostgreSQL

Job description

Job Summary

We are seeking a skilled Full Stack Developer with expertise in Java, Spring Boot, React.js, and Node.js to build and scale modern web applications. The role involves working across backend and frontend systems to deliver secure, high-performance, and scalable solutions. You will collaborate with product, UX, and platform teams to develop enterprise-grade applications and contribute to end-to-end system design and delivery.

Key Responsibilities

• Design, develop, and maintain backend services using Java, Spring Boot, and REST APIs (microservices preferred)
• Build responsive frontend applications using React.js and Redux
• Develop Node.js services for BFF, integrations, API gateways, and lightweight microservices
• Implement authentication and authorization mechanisms (OAuth2, JWT, SSO, RBAC)
• Optimize application performance (API latency, UI rendering, caching, and database queries)
• Write clean, testable, and maintainable code following best practices
• Collaborate on system design, code reviews, and CI/CD pipelines
• Support production issues and troubleshoot across UI, backend, and infrastructure
• Improve observability using logs, metrics, and monitoring tools

Required Skills & Experience

• Backend Strong experience in Java (8 /11/ 17+) and Spring Boot / Spring MVC
• Experience in REST API design, validation, and versioning
• Knowledge of JPA / Hibernate and transaction management
• Strong skills in SQL and databases (PostgreSQL / MySQL / Oracle)