Sharanayya R Tenginamath

Building scalable frontend and backend features for a cloud-based enterprise SaaS platform. Currently serving notice period (last working day Oct 11, 2026).

• Developing responsive user interfaces with React.js and TypeScript.
• Designing and implementing RESTful APIs and backend services with FastAPI and Python for enterprise SaaS applications.
• Modelling and maintaining application data in MongoDB and PostgreSQL, using Redis to improve performance.
• Building reusable frontend components and backend modules following clean architecture, and troubleshooting production issues to improve reliability.

• React.js
• TypeScript
• FastAPI
• Python
• MongoDB
• PostgreSQL
• Redis

Built high-performance Next.js products, payment infrastructure and AI-powered QA tooling for e-commerce and media clients.

• Improved render speed by 45% with Next.js code-splitting and optimised server-side rendering.
• Developed a PCI-DSS compliant JavaScript payment SDK for PayPal, Google Pay, Apple Pay and Volt, cutting payment failures by 25% and integration time by 10 hours.
• Built an AI-powered test automation platform with LangChain and LangGraph, automating QA workflows and accelerating releases.
• Designed RESTful APIs powering 12+ cross-functional integrations at 99.9% uptime.
• Reduced news-platform page load time by 40% and lifted engagement 22% with SSR, caching and CDN integration.
• Reached 60%+ test coverage with Jest and TDD; led technical design, sequence diagrams and sprint planning.

• Next.js
• TypeScript
• JavaScript
• LangChain
• LangGraph
• Node.js
• Jest
• Redis

Built greenfield React applications, including a celebrity video messaging platform.

• Cut page load times by 32% through performance optimisation of accessible React applications.
• Implemented Redux Toolkit state management and REST integrations, decreasing defect rates by 28%.
• Built a reusable Tailwind CSS component library that works across 15+ browsers and devices.
• Optimised the checkout flow of a video messaging platform, removing 3 steps and improving conversion by 18%.

• React.js
• Redux Toolkit
• Tailwind CSS
• Stripe
• REST APIs

Validated large-scale datasets and learned web development fundamentals.

• Validated large datasets at 99%+ accuracy, reducing discrepancies by 28% through improved processes.
• Optimised Excel-based workflows, saving 8 hours a week.
• Supported internal UI updates while building foundations in HTML, CSS and JavaScript.

• HTML
• CSS
• JavaScript
• Excel

Teaching technology in Kannada on YouTube and in long-form articles on this site.

• Grew the channel to 4K+ subscribers and 76K+ views.
• Write in-depth technical guides with interactive diagrams on networking, JavaScript and GenAI.

• Teaching
• Technical writing
• Video