Senior Fullstack Java Developer

SENIOR FULL-STACK JAVA DEVELOPER (SPRING BOOT & REACT)

Job Overview

We are seeking a Senior Full-Stack Java Developer to design, build, and maintain high-security access control systems for an international project. You will work on API-to-API integrations and Identity and Access Management (IAM) solutions for Tier-1 commercial buildings (Banking/Finance sectors).

Key Responsibilities

● Backend Development: Design and develop robust, scalable API-to-API integrations using Java and Spring Boot.

● Frontend Development: Build responsive, user-friendly web interfaces using React.js.

● Security & IAM: Implement secure Identity and Access Management (IAM) systems and RFID-based building access solutions.

● Database Management: Optimize database schemas, queries, and performance using PostgreSQL.

● Cloud Infrastructure: Deploy, manage, and scale applications within the AWS ecosystem.

● Collaboration: Partner daily with the tech team in Australia to gather requirements and translate business needs into technical solutions.

Job Requirements

Technical Skills

● Backend: 5 years of professional experience with Java and Spring Boot.

● Frontend: Strong proficiency in JavaScript/TypeScript and React.js.

● Database: Solid experience with PostgreSQL (complex queries, indexing, optimization).

● Cloud: Hands-on experience with AWS services (EC2, S3, RDS, IAM).

● Domain Knowledge: Proven experience in API integration, IAM protocols (OAuth2, OIDC, SAML), or IoT/RFID systems.

● Strong problem-solving skills with a security-first mindset.

● Excellent English communication skills (written and verbal) to work directly with foreign stakeholders.