Job Title: Senior Java Fullstack Engineer Company Name: iOPEX Technologies Job Url: https://sparkeighteen.zohorecruit.in/jobs/Careers/176608000006225503/Fullstack-Engineer---Java---SR2 Job Description: Job Description This is a remote position. We are looking for a Senior Java Fullstack Engineer who is passionate about owning end-to-end development and contributing to world-class engineering solutions. In this role, you will design and build robust backend systems using Java, create rich and performant user interfaces using React, and play a key role in shaping architecture and technical direction. You will collaborate closely with product managers, UX/UI designers, and cross-functional teams while mentoring junior engineers and driving best engineering practices across projects. Requirements 5-7 years of hands-on experience in backend development using Java and its frameworks such as Spring, Spring Boot, and Hibernate 2+ years of hands-on experience in frontend development using React.js Bachelor’s or Master’s degree in Computer Science or an equivalent subject Strong experience in designing, developing, and maintaining scalable full-stack web applications Solid understanding of RESTful APIs, microservices architecture, and database design (SQL and NoSQL) Strong proficiency in advanced JavaScript (ES6+), HTML5, CSS3, and SASS Experience in building secure applications using authentication and authorization protocols such as OAuth2 and JWT Hands-on experience with version control systems like Git Familiarity with cloud platforms such as AWS, Azure, or Google Cloud Platform Strong troubleshooting, debugging, and system upgrade experience to ensure high availability and reliability Experience participating in architectural and design discussions and contributing to system optimization Proven experience conducting code reviews and maintaining high code quality standards Ability to mentor and guide junior engineers and foster a culture of continuous improvement Passion for continuous learning and staying updated with emerging technologies in Java and JavaScript ecosystems Experience with containerization tools such as Docker and orchestration platforms like Kubernetes (preferred) Knowledge of frontend testing frameworks such as Jest or Cypress (preferred) Understanding of CI/CD principles and tools (preferred) Benefits Comprehensive insurance coverage that gives you peace of mind, so you can focus on doing your best work Flexible work arrangements designed to support sustained productivity, personal well-being, and work-life balance Continuous learning and accelerated skill development through hands-on projects and mentorship from experienced industry leaders Global client exposure across 20+ countries, offering real-world experience with diverse markets and business environments Opportunity to work on high-impact, large-scale projects that have collectively generated over $1B in measurable business value Competitive, market-aligned compensation packages that recognize performance, expertise, and long-term contribution Monthly demo days that celebrate innovation, showcase your work, and give you a real voice in what we build Annual recognition programs and performance-driven awards in a truly meritocratic environment Referral bonuses that reward you for helping grow a strong, like-minded team A strong problem-solving culture with opportunities to tackle meaningful, real-world challenges A positive, people-first workplace that supports happiness, balance, and long-term growth