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Start for FreeRaul Cristian Sasinka
Senior Full Stack Engineer @Flisk
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WORK HISTORY
Senior Full Stack Engineer @Flisk
Austin, TX, US
Led the transition to microservices architecture using Node.js, Python (Flask/Django), Java (Spring Boot), and Ruby on Rails-Utilized serverless architecture with AWS Lambda and API Gateway to improve scalability and reduce infrastructure costs-Integrated real-time data processing using WebSockets and GraphQL for efficient data queries in complex applications-Architected cloud-native applications using Kubernetes, Docker, and AWS EKS for deployment and container orchestration-Developed progressive web applications (PWAs) using React.js for rich, offline-capable, mobile-friendly web experiences-Led development of native mobile applications using React Native, targeting both iOS and Android with shared codebases-Mentored junior engineers, conducted code reviews, and ensured adherence to Agile methodologies using Scrum and Kanban-Spearheaded the adoption of DevOps tools such as Jenkins, GitLab CI, Docker, and Kubernetes for continuous integration, testing, and deployment.
EDUCATION
Mahidol University
Bachelor's degree
ABOUT RAUL CRISTIAN SASINKA
As a Senior Full Stack Software Engineer with over 15 years of experience, I specialize in developing scalable web and mobile applications using technologies like Python, PHP, Java.NET, React, Node.js, and Ruby on Rails. I have a proven track record in leading cross-functional teams to deliver end-to-end solutions, from concept to deployment. My expertise includes microservices architecture, cloud computing, and DevOps practices, ensuring efficient, high-performance applications. Passionate about React and Node.js, I excel at building dynamic user interfaces and robust back-end services. I thrive in agile environments and am committed to writing clean code while mentoring junior developers. I am currently looking for new opportunities to apply my skills and contribute to innovative projects in full-stack development.
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