Fullstack Developer

Vinova Pte. Ltd.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Benefits offered by this job

Competitive salary & benefits package

Career growth & professional development

Collaborative and innovative work culture

Job summary

Vinova Pte. Ltd. in Singapore is looking for a Full Stack Engineer to lead the maintenance and modernization of enterprise applications. The ideal candidate should have a degree in Computer Science or IT and at least 3-5 years of experience, specializing in Java, Spring Framework, and security practices. This role involves proactive problem-solving, managing web applications, and developing modernization strategies to ensure system stability and performance. Competitive salary and career growth opportunities are included.

Qualifications

• Minimum 3-5 years of experience with enterprise systems.
• Strong experience with legacy Java versions.
• Knowledge of security practices and IAM systems.

Responsibilities

• Manage and maintain web applications and enterprise systems.
• Respond to production incidents and perform root cause analysis.
• Implement security fixes and handle modernization roadmaps.

Skills

Java

Spring Framework

Microservices

API development

Database management

CI/CD

Education

Degree in Computer Science or Information Technology

Tools

Git

Azure DevOps

Job description

Company Overview

Established in 2010, Vinova is a passion-driven and award-winning development company for mobile, web, and enterprise applications. Our clients span the globe and cover a wide range of projects including IoT, blockchain, banking, fintech, networking, and ecommerce. We strive to build great products by working with a passion, working closely with our customers, and through open but disciplined collaboration.

Job Summary

We are seeking a highly motivated and experienced Full Stack Engineer to join our team, taking the lead in the maintenance, support, and modernization of mission-critical enterprise applications. The ideal candidate is a proactive problem-solver who excels in stabilizing legacy systems while driving progressive technology upgrades. You will play a hybrid role, combining deep technical troubleshooting with strategic modernization roadmaps to ensure system stability, security, and performance for highly regulated environments.

Responsibilities

• System Maintenance & Stability: Take ownership of existing web applications and enterprise systems by managing change requests, conducting thorough impact assessments, resolving bugs, and optimizing performance.
• Incident Management & Operations: Respond promptly to production incidents, perform root cause analysis (RCA) to prevent recurrence, and collaborate with operations teams to implement system monitoring, backups, and disaster recovery plans.
• Security & Compliance: Implement critical security fixes based on findings from source code reviews, open-source analysis, vulnerability assessments, and penetration testing (VAPT).
• System Modernization: Analyze system dependencies and business requirements to design and execute modernization roadmaps, transitioning legacy systems to modern architectures.
• Documentation & Knowledge Sharing: Document legacy system architectures and develop knowledge transfer materials to support cross-functional team understanding and ensure operational continuity.

Key Requirements

• Experience & Education: Degree in Computer Science, Information Technology, or equivalent practical experience. Minimum 3-5 years of experience developing, maintaining, and supporting enterprise systems.
• Backend & Legacy Technologies: Strong experience with Java (including legacy versions like Java 8), Spring Framework, Spring Boot. Familiarity with legacy web frameworks (Apache Struts, JSF, JSP, JSTL) and Oracle WebLogic Server administration.
• Database & Integration: Experience with Oracle and Sybase Databases (including troubleshooting stored procedures). Proficient in file-based integrations, SFTP protocols, and managing batch processing frameworks/scheduled jobs.
• Architecture & Cloud: Expertise in API development, microservices architecture, containerization, and orchestration. Experience with cloud deployments and cloud products.
• Security & IAM: Experience integrating authentication and authorization systems (SiteMinder, LDAP, Active Directory) and implementing modern frameworks like OIDC. Familiarity with secure coding practices.
• Tools & Infrastructure: Proficient in version control (Git, SVN), basic Linux/Unix system administration, and CI/CD/DevOps tools.

Bonus Points (Highly Preferred)

• Experience working with government or highly regulated industry systems.
• Proven track record in leading modernization or redevelopment projects.
• Experience with event-driven solutions such as Solace.
• Experience using Azure DevOps tools, including Azure Boards and Azure Pipelines.

Why Join Us?

• Competitive salary & benefits package.
• Career growth & professional development in a fast-paced tech environment.
• Collaborative and innovative work culture with exposure to the latest technologies.