Rajendra Roy

Background

About Rajendra Roy

Engineering Manager | Technical Lead | Senior Backend Engineer | Java, Microservices, Cloud I am an Engineering Manager and Technical Lead with long-standing global IT experience across Japan, Europe, the US, and India. My career spans hands-on software engineering, team leadership, and multi-team management, delivering scalable, secure, and reliable backend systems in travel tech, fintech, healthcare, and enterprise platforms. At Rakuten Travel, I contributed both as a technical leader and manager — designing and reviewing backend architectures, guiding engineers, and leading cross-border teams in Japan, India, and China. I have built and supported mission-critical reservation platforms, ensuring scalability, high availability, and cloud efficiency, while collaborating with Product, QA, and business stakeholders. Technical Expertise: Java (17/21), Spring Boot, REST APIs, Microservices Cloud & DevOps – AWS (certified learning), Docker, Kubernetes, Jenkins, GitLab CI/CD, PaaS/IaaS Databases – Oracle, MongoDB Messaging – Kafka, RabbitMQ Monitoring – Grafana, Kibana, Zipkin, Jennifer Security & Compliance – GDPR, PCI DSS Core Strengths: • Hands-on backend design & coding, with strong review and mentoring skills • Leading & scaling teams (from 8–10 engineers to multiple backend teams) • Driving CI/CD automation and zero-downtime deployments • Enabling business growth through Agile, Scrum, and cross-functional collaboration I bring a mix of technical depth and leadership experience, making me a strong fit for Senior Engineer, Technical Lead, or Engineering Manager roles depending on organizational needs.