Nishimura Shinjiro

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Senior Software Engineer

XYONIX, INC

Aug 2024 - Jul 2025 (1 year)

Designed and implemented scalable backend services supporting AI-powered business intelligence and automation platforms. Built a retrieval-augmented generation (RAG) system that increased information retrieval precision by 27% and reduced response latency by 32%. Developed an AI-driven support assistant with contextual memory and conversational reasoning, autonomously resolving 65% of user requests. Created an integrated AI pipeline for computer vision and document processing tasks, reducing feature integration time by 40%. Delivered frontend functionality for real-time AI insights and chat-based analytics, ensuring seamless user interaction with backend systems. Integrated model inference services into production systems with 99.8% uptime,

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Senior Software Engineer

AlanAl

Apr 2022 - Jul 2024 (2 years 4 months)

Directed the integration of AI modules into a voice automation platform, raising intent recognition accuracy by 22% and reducing response latency by 28%. Engineered a lead-scoring system using supervised learning, improving case prioritization by 30% and boosting client conversion rates by 15%. Established a GCP-based MLOps infrastructure with CI/CD pipelines and serverless orchestration, halving model deployment time and standardizing workflow reproducibility. Developed OCR pipelines with PyTorch and Tesseract, cutting manual document review by 60% and saving 40 staff hours weekly. Integrated machine learning services with Django REST APIs, achieving zero downtime and 25% higher system reliability. Standardized Docker-based model packaging

Software Engineer II, Data Engineer

Toast

Jun 2019 - Mar 2022 (2 years 10 months)

Streamlined recurring data operations with python scripting, and Google Apps Script, saving 10-12 engineering hours per week. Unified backend data flows to enhance throughput by 30% and ensure consistency in daily ETL runs. Reinforced data validation logic, increasing dashboard accuracy metrics by 8%. Refined feature computation processes, reducing report latency by 200ms, which improved user experience and system efficiency. Designed predictive demand models that enhanced forecasting precision by 17%, supporting strategic decision-making. Migrated analytics pipelines to GCP and optimized Jupyter workflows, shortening reporting cycles by 40%. Contributed scalable data solutions guiding pricing, logistics, and product planning across multipl

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Associate Software Developer / Junior Software Engineer

Adroit Software, Inc

Aug 2016 - May 2019 (2 years 10 months)

Redeveloped internal applications using PHP (Laravel) and MySQL, reducing load times by 45% and improving uptime. Enhanced RESTful API logic and query performance, decreasing retrieval latency by 35%. Implemented QA verification and database cleanup routines, saving 20+ manual hours per month. Upgraded frontend behavior with UI engineers, cutting support requests by 15%. Introduced standardized Git workflows and review protocols, lowering release defects by 30%. Expanded test automation coverage from 50% to 85%, reducing post-release issues by 20%. Spearheaded two end-to-end module launches, earning early promotion for technical ownership and delivery quality.

Nishimura Shinjiro

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