Full Stack Developer at RewardsX

Architected and developed a scalable financial rewards platform using React, TypeScript, Node.js, PostgreSQL, and SQL Server for real-time transaction processing. Built reusable, high-performance React components using hooks (useState, useEffect, useContext) and Redux, delivering responsive and cross-browser compatible UIs for real-time credit card and rewards workflows. Implemented production-grade RESTful APIs for high-volume processing with secure coding practices. Supported both web and mobile applications using React and Angular, including PWA principles and component lifecycle best practices in an Agile/Scrum environment. Resolved production incidents with root-cause analysis and contributed to disaster recovery planning. Leveraged Azure DevOps CI/CD pipelines and Azure App Services to automate deployments and reduce defect cycle time using AI-assisted test selection. Enhanced microservices-based distributed systems with cloud-native patterns and Infrastructure-as-Code.

Senior Full Stack Developer at RewardsX

Developing and maintaining a scalable financial rewards platform while optimizing backend performance and collaborating in Agile teams to deliver high-quality features.

Full Stack Developer at Highreso Co., Ltd.

Built and supported enterprise web and mobile applications using React, Angular, TypeScript, and Node.js, improving system performance by 25%. Reduced deployment time by 40% by implementing Docker containerization and Azure DevOps CI/CD pipelines. Optimized React performance and bundle size using Webpack to improve page load times. Developed and maintained RESTful and SOAP APIs/microservices for third-party integrations and internal communication, hosted on Microsoft IIS and Azure App Services. Wrote NUnit and Jasmine tests with Enzyme for React component testing and applied shift-left testing practices to reduce post-release defects. Implemented event-driven workflows using RabbitMQ to improve throughput and decouple microservices. Optimized SQL Server queries (T-SQL) for reporting using JSON/XML data structures. Managed npm dependencies across multiple frontend projects for version consistency.

Full Stack Developer at Highreso Co.,Ltd

Developed scalable full-stack applications while integrating payment services and optimizing system performance, enhancing deployment efficiency.

Full Stack Developer at Hi ghr eso Corporation

Developed and maintained content-rich, scalable web platforms with structured data models and a strong front-end focus, ensuring consistent UI implementation aligned with modern design standards. Owned the full SDLC, including requirements gathering, architecture, development, deployment, and production support. Implemented API integrations, Docker, Kubernetes, and CI/CD pipelines to ensure scalable, secure, and reliable enterprise delivery.

AI Consultant at AI Infinity Co., Ltd.

Built AI-powered search and data retrieval systems using .NET Core, Python, and React, improving data retrieval efficiency by 35%. Delivered RESTful API-based solutions for both structured and unstructured data. Led AI project design and delivery by coordinating with developers, data scientists, and business stakeholders to define technical solutions and execute priorities. Designed NLP-based speech-to-text solutions using BERT and Hugging Face, improving voice recognition accuracy by 30%, and integrated models into scalable production systems backed by SQL Server.

AI Consultant at AI Infinity Co.,Ltd

Designed and developed NLP-based systems while managing the end-to-end AI lifecycle and improving voice recognition accuracy.

AI Consultant at AI Infinity Co. Ltd.

Built AI-enabled applications including an NLP-based diary system using Python and transformer models. Developed backend services for data processing, analytics, and application logic. Delivered projects end-to-end from concept, design, development, to production. Integrated Generative AI and LLM-based workflows into production-ready applications.

Software Engineer at HCI Co., Ltd.

Developed computer vision systems using CNN, KNN, and Faster R-CNN, increasing object detection accuracy by 35% and reducing manual inspection effort by 40%. Built interactive React dashboards using a component-based architecture to monitor performance, visualize AI outputs, and support production operations with real-time data. Led end-to-end development of computer vision and automation projects by coordinating with robotics engineers, customers, and software teams to meet delivery schedules and business objectives.

AI Software Engineer at HCI Co.,Ltd

Developed advanced computer vision systems, automating inspection processes and creating interactive dashboards for monitoring system performance.

AI Software Engineer at HCI Co., Ltd.

Developed computer vision and AI-driven applications for automation and quality inspection. Built Flask-based web applications for real-time data capture and visualization. Collaborated with multidisciplinary teams to integrate AI systems into enterprise workflows. Supported production systems through testing, validation, and optimization.