# Prasanna Sasne > Senior Software Engineer | Full Stack (React, Angular, Node.js, TypeScript/JavaScript) | Backend (Java, Spring Boot, Python, APIs) | AWS | Real-Time Systems | 7+ Years Location: Pittsburgh, Pennsylvania, United States Profile: https://flows.cv/prasannasasne Senior Software Engineer with 7+ years of experience building scalable full-stack and backend systems. Expert in React, Angular v12+, Node.js, TypeScript, Java (Spring Boot), Python, MongoDB, MySQL and cloud technologies (AWS, Docker), with strong experience in real-time systems, distributed architectures, and high-performance applications. Proven impact: • Reduced workflows by 70% through automation • Improved performance by 30%+ • Optimized large-scale data processing systems Built systems in healthcare, enterprise platforms, and industrial IoT. Open to Full Stack / Backend / Frontend roles where I can build scalable, high-impact systems. ## Work Experience ### Senior Software Engineer @ Interpace Biosciences Jan 2024 – Jan 2025 | Pittsburgh, Pennsylvania, United States About: Developed laboratory and healthcare applications to improve specimen tracking and patient test ordering, enhancing safety, efficiency, and user experience. Key Achievements: - Designed barcode-based specimen tracking system, automating freezer and box mapping; reduced manual retrieval time by ~70% and improved lab safety. - Built responsive React portal for doctors using React Hooks, Redux, and Material UI, enabling efficient test ordering and report access. - Integrated solutions into legacy Java 5 backend while ensuring maintainable, modular, and scalable code. - Future-ready system architecture: enabled bulk data handling, cloud deployment, and IoT integration for scalable lab operations. Technologies: React, Redux, Material UI, Java 5/17 (Spring boot, EJB, Struts), JRXML, MySql, ExtJs Impact: - Improved lab workflow efficiency, safety, and doctor portal usability. - System designed for scalability and smooth integration with modern lab management processes. ### Software Engineer II @ HORIBA Jan 2022 – Jan 2024 | Reno, Nevada, United States About: Developed high-performance, real-time software for industrial device monitoring and automation, working in a small, agile team. Key Achievements: - Optimized database & streaming pipelines: Migrated from MongoDB client to Mongoose, implemented bucket pattern + Redis Streams, reducing CPU utilization by ~80% and improving query performance for metadata-heavy datasets. - Built real-time device control platform: Designed Node.js/TypeScript backend communicating with C++ device layer; implemented IPC + JSON protocol for real-time script execution visualization (<100ms latency), enabling monitoring of multiple devices simultaneously. Improved engineer workflows: Introduced Workspace feature for saving device configurations, reducing setup time by ~80% and errors by ~60%. Added log sharing, workspace restore, and multi-graph comparison features for enhanced usability. - Enhanced code quality & maintainability: Migrated backend from JavaScript to TypeScript, introduced shared submodules for frontend/backend type safety, reducing runtime errors by ~35% and onboarding time by ~40%. - Handled large datasets efficiently: Processed >1M records in batches for CSV exports, preventing crashes and improving download speed; implemented performance optimizations for real-time charts and dashboards. Technologies: Node.js, TypeScript, MongoDB, Redis, C++, Angular, Electron, WebSockets, Docker, AMCharts Impact: Enabled parallel testing with simulators, reduced hardware dependency, improved release velocity, and delivered stable, scalable, and highly usable systems for field engineers and clients. ### Graduate Teaching Assistant @ Oakland University Jan 2021 – Jan 2022 | Oakland County, Michigan, United States - Assisted in teaching and mentoring undergraduate/graduate students, conducted lab sessions, and provided guidance on assignments and projects. - Supported course delivery by grading, preparing instructional materials, and collaborating with faculty to enhance learning outcomes. ### Application Development Analyst @ Accenture Jan 2018 – Jan 2019 | Pune Area, India About: Delivered web solutions for Disney’s Intellectual Property Manager and internal enterprise apps (SAP UI5/HANA), enabling customers to manage proprietary rights and enterprise data efficiently. Key Achievements: - Developed Angular 4/1.x and SAP UI5 components, optimizing rendering and state management for ~30% faster responsiveness. - Converted parts of the web app into a PWA, enabling offline access, push notifications, and faster load times. - Contributed to system design & architecture: modular components, reusable services, and efficient HANA database interactions, improving scalability and maintainability. - Integrated SSO/OAuth for secure, seamless enterprise login. - Built reusable UI libraries to accelerate development and ensure consistency across apps. - Delivered systems handling high concurrency and large datasets with low latency and high availability. Technologies: Angular 4/1.x, SAP UI5, PWA, HANA, JavaScript, SSO/OAuth, Material UI, Agile Impact: - Improved throughput and reliability for Disney customers and internal users. - Scalable, maintainable system design reduced future development effort. - PWA features enhanced offline capability, responsiveness, and user satisfaction. ### Software Engineer @ ATMECS Technologies Pvt Ltd Jan 2015 – Jan 2017 | Hyderabad Area, India Client: Citrix About: Developed web-based e-learning and partner portal applications for Citrix, enabling customers and partners to access courses, labs, and manage resources efficiently with secure, role-based workflows. Key Achievements: - Built responsive, cross-browser AngularJS 1.x components, reusable directives/services, and multi-level filters, improving UI consistency and maintainability. - Optimized web app performance using lazy loading, infinite scrolling, and task runners (Grunt), improving Speed Index by ~30%. - Implemented SSO, JWT authentication, and Role-Based Access Control (RBAC) for secure enterprise login. - Developed backend modules with Spring Boot, Java, MySQL, and Express, integrating APIs and pre-populating user data via Groovy/XPath scripts. - Integrated interactive learning & assessment tools (WISTIA, SCORM, Lab on Demand, ClassMarker) for a seamless e-learning experience. - Designed admin dashboards and automated processes via cron jobs, supporting scalable and maintainable system workflows. - Implemented token-based content access and purchase features for controlled content unlocking. Technologies: AngularJS 1.x, Java, Spring Boot, Bootstrap, Grunt, Bower, Gradle, MS SQL, JWT, SSO, RBAC Impact: - Enhanced learning and partner management workflows, enabling Citrix users to access content and schedule resources efficiently. - Delivered scalable, secure, and maintainable applications with improved performance and user experience. ## Education ### Master of Science - MS in Computer and Information Sciences Oakland University ### Bachelor of Engineering - BE in Electronice and Telecommunications Savitribai Phule Pune University ### Diploma in Engineering in Electronics and Telecommunications Government Polytechnic Pune ## Contact & Social - LinkedIn: https://linkedin.com/in/prasanna-sasne-935294112 --- Source: https://flows.cv/prasannasasne JSON Resume: https://flows.cv/prasannasasne/resume.json Last updated: 2026-04-18