# Senior Software Engineer – Full Stack **Job ID:** Y655R4V5 **Location:** KLIA, Kuala Lumpur Airport **Work Mode:** Onsite (5 days onsite – non-negotiable) **Job Type:** 6-Month Contract (Extendable with potential conversion to permanent based on performance) **Preferred Joiner:** 15–30 days **Visa Sponsorship:** Not available ## Important Eligibility Notice - Candidates **must be available to join within 15–30 days**. - This role is open only to candidates who already have **valid Malaysian work authorisation**. - **Overseas applicants and expatriate candidates requiring visa sponsorship are not eligible** for this position. - Applications requiring an **Employment Pass or visa sponsorship will not be considered**. ## About the Client Our client is a leading organisation in the aviation and digital travel services industry, delivering technology-driven solutions that support business-critical operations. They are committed to building scalable digital platforms that enhance customer experiences and operational excellence. Joining the team offers the opportunity to contribute to innovative projects within a collaborative engineering environment. ## Role Overview We are seeking an experienced **Senior Software Engineer – Full Stack** to design, develop, and deliver scalable end-to-end digital applications supporting business-critical platforms. ## Responsibilities - Design, develop, and maintain scalable full-stack applications across frontend and backend layers. - Build clean, efficient, reusable, and maintainable code for web applications, APIs, backend services, and internal tools. - Develop responsive, mobile-first web applications using modern JavaScript frameworks such as React or Angular. - Design and develop backend services, RESTful APIs, WebSockets, and secure third-party integrations. - Manage backend logic, databases, authentication, authorisation, data flows, and API performance optimisation. - Propose effective engineering solutions for complex technical and business challenges. - Plan, prioritise, and execute development tasks throughout the software development lifecycle. - Support test-driven development and collaborate with QA teams to improve automated testing. - Debug applications, refactor code, improve system performance, and automate development processes. - Participate in code reviews, code analysis, build processes, and CI/CD deployments. - Ensure application security, scalability, reliability, and performance across all development activities. - Leverage Google Cloud Platform (GCP) services to improve application scalability and reliability. - Maintain technical documentation and share knowledge across the engineering team. - Collaborate closely with Product, QA, Engineering, Business, and Operations teams. - Evaluate emerging technologies and recommend continuous improvements. ## Requirements ### Must-have - Degree in Computer Science, Software Engineering, or a related technical discipline, or equivalent practical experience. - Minimum **5 years** of experience as a Full Stack Developer, Senior Software Engineer, Software Developer, or a similar role. - Strong hands-on experience across both frontend and backend development. - Strong frontend experience with **JavaScript, HTML, CSS, React, or Angular**. - Strong backend development experience using **Node.js** or similar backend technologies. - Experience developing scalable backend applications, services, and RESTful APIs. - Experience with WebSockets and secure third-party integrations. - Strong understanding of databases, backend architecture, API design, and performance optimisation. - Experience developing responsive and mobile-first applications with a good understanding of UI/UX principles. - Hands-on experience with **Google Cloud Platform (GCP)**. - Strong understanding of software engineering best practices, including source control, code reviews, testing, build processes, and operations. - Experience with CI/CD tools such as **GitLab, GitHub, or Jenkins**. - Experience with application logging and monitoring tools such as **Firebase App Analytics, Bugsnag**, or similar. - Experience with performance and load testing. - Strong analytical, troubleshooting, and problem-solving skills. - Excellent communication, collaboration, organisational, and teamwork skills. - Ability to work effectively in a fast-paced environment with strong attention to detail. ### Nice-to-have - Experience with **React Native** or **Flutter**. - Experience driving automation initiatives for development and QA. - Exposure to modern cloud-native development practices. - Experience with containerisation, microservices, or cloud-based deployment. - Experience working in aviation, travel, e-commerce, fintech, or other high-traffic digital platform environments. ## Why Join Us  - **Potential for permanent employment based on performance after the initial contract period.** - Opportunity to build and enhance large-scale digital platforms supporting business-critical operations - Gain exposure to modern cloud technologies, scalable architecture, and enterprise software engineering practices. ## Interested candidates can reach out to:  Apply Now: https://www.careers-page.com/oxy/job/Y655R4V5 **Email:** Swamy@oxydata.my **WhatsApp:** +60 11-6411 1889