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Shivain Gusain
Looking for a jobSenior Software Design Engineer
Senior software engineer at Newgen who built a LangChain and Gemini support agent using RAG and pgvector.
IndiaSenior Software Design Engineer at Newgen
Experience
Senior Software Design Engineer
Accelerated BAM micro-frontend loading and boosted mobile web stability by resolving state-management and performance bottlenecks. Boosted dashboard speed by 50% via list virtualization and optimized conditional rendering, and architected a RAG pipeline using LangChain, Gemini, and pgvector for an automated support agent.
ReactMaterial UIReduxLang ChainGeminiPgvectorRAGMicro FrontendsPerformance Optimization
Senior Frontend Developer
Spearheaded the architectural migration of Knimbus v4 from Angular to React, transitioning a large-scale digital library platform. Engineered high-performance analytics dashboards using Chart.js and TanStack Query, and implemented JSON-driven theming with Emotion.js and an AI-powered chatbot.
ReactReduxEmotionJSTanStackHTMLCSSChart.JsAI Chatbots
Software Developer
Contributed to a full-stack Applicant Tracking System (ATS) supporting job posting, candidate search, and management. Developed and integrated Node.js/Express REST APIs for authentication and core ATS workflows, and integrated ElasticSearch API and Next.js SSR for SEO.
ReactNext.jsNodeJSReact NativeExpressElasticsearchREST APIs
Education
The Linux Foundation
Completed the LFEL1004: Authentication & Authorization for Web/API certification from The Linux Foundation in September 2026.
Completed the LFEL1004: Authentication & Authorization for Web/API certification from The Linux Foundation in September 2026.
The Linux Foundation
Completed the LFS184: Introduction to JavaScript Security certification from The Linux Foundation in September 2026.
Completed the LFS184: Introduction to JavaScript Security certification from The Linux Foundation in September 2026.
IBM
Earned the Enterprise Design Thinking Practitioner certification from IBM in November 2022.
Earned the Enterprise Design Thinking Practitioner certification from IBM in November 2022.
Uttaranchal University
Bachelor of Technology in Computer Science and Engineering from Uttaranchal University, Dehradun, UK, from 2018 to 2022.
Bachelor of Technology in Computer Science and Engineering from Uttaranchal University, Dehradun, UK, from 2018 to 2022.