about rahul nag

What I do

Currently I am working as a Frontend Developer @3Pillar Global, India and I spend most of my time in writing codes, business logics and in my free timing i write tech articles.

I develop fully responsive Front end / User Interfaces for your web and mobile applications
I develop Progressive Web Applications ( PWA )
I develop fully scalable web apps with SEO score more than 95+
Integration of third party services such as Firebase/ Okta Authentication/ Google Auth etc...

01 / skills

My Skills

Grouped by area — open a category to see each skill with years of experience and projects delivered.

01AI & Generative AILLM-powered products, chat interfaces and document Q&A7 skills

Generative AI Interfaces2+ yrs · 2+ projects
LLM Chat & Conversational UI2+ yrs · 2+ projects
RAG / Document Q&A1+ yrs · 2+ projects
Prompt Engineering2+ yrs · 3+ projects
Google Gemini API1+ yrs · 2+ projects
AI-assisted Development1+ yrs · 5+ projects
Chat GPT3 months · 1 projects

02Frameworks & State ManagementBuilding scalable, component-driven applications6 skills

ReactJS5+ yrs · 100+ projects
NextJS2+ yrs · 10+ projects
React Router5+ yrs · 10+ projects
Redux Toolkit2+ yrs · 10+ projects
Recoil JS2+ yrs · 1+ projects
Refine Dev1+ yrs · 1+ projects

03Data VisualizationDashboards, charts and reporting UIs3 skills

Amchart5+ yrs · 100+ projects
Rechart5+ yrs · 100+ projects
Chart.JS5+ yrs · 10+ projects

04UI Libraries & Design SystemsReusable, accessible component systems5 skills

MaterialUI5+ yrs · 70+ projects
Ant Design5+ yrs · 10+ projects
React-Table5+ yrs · 10+ projects
Framer Motion1+ yrs · 3+ projects
Storybook1+ yrs · 2+ projects

05Core WebThe fundamentals of the web platform5 skills

HTML56+ yrs · 100+ projects
CSS36+ yrs · 100+ projects
JavaScript6+ yrs · 100+ projects
PWA3+ yrs · 10+ projects
JSON5+ yrs · 100+ projects

06Backend, APIs & BaaSAPIs, integrations and backend services6 skills

NodeJS1+ yrs · 2+ projects
Firebase6+ yrs · 100+ projects
Postman5+ yrs · 100+ projects
Axios5+ yrs · 50+ projects
ExpressJS1+ yrs · 2+ projects
Supabase1+ yrs · 1+ projects

07Cloud & DevOpsDeployment, hosting and containers5 skills

Azure2+ yrs · 2 projects
AWS1 yrs · 2+ projects
Docker1 yrs · 1 projects
Vercel1+ yrs · 3+ projects
Netlify3+ yrs · 10+ projects

08Authentication & SecuritySSO, identity and access control2 skills

Okta3+ yrs · 2+ projects
Google Auth5+ yrs · 10+ projects

09Tools & Version ControlDay-to-day engineering workflow5 skills

NPM5+ yrs · 70+ projects
GitHub5+ yrs · 80+ projects
BitBucket5+ yrs · 80+ projects
GitLab5+ yrs · 100+ projects
VS Code5+ yrs · 100+ projects

02 / experience

Experience

A quick view of my work at each organization. Use “Read more” for the full project details.

Senior Frontend Developer
3Pillar Global
Jan 2021 – Present
Worked as a Frontend Developer to enhance digital platforms for policy management and risk assessment, improving overall user experience.
InsuranceReactJS (V16+)Storybookreact-mosaicreact-movable+12
1 project: IQUW - Project Q
Senior Frontend Developer
3Pillar Global · Jan 2021 – Present
IQUW - Project Q
Domain
Insurance
Tenure
May 2024 – Present
Role
Senior web developer
Worked as a Frontend Developer to enhance digital platforms for policy management and risk assessment, improving overall user experience. Designed and implemented customizable UI components using React-Mosaic, enabling dynamic configurations based on user preferences and storing data efficiently in the database. Focused on developing scalable web applications, integrating third-party services, and ensuring seamless performance across various insurance products. Additionally, contributed to backend development by creating ExpressJS API endpoints to facilitate communication with iHUB APIs, optimizing data flow and system functionality.
Key work
Built tools for quote generation and claims processing, streamlining the insurance workflow.
Developed and enhanced digital platforms for policy management and risk assessment, improving user experience.
Built Storybook components for reusable UI elements, ensuring consistency across the application.
Designed highly customizable UI components using React-Mosaic, allowing users to configure layouts and store preferences in the database.
Created ExpressJS API endpoints for seamless integration with iHUB APIs, improving data retrieval and processing.
Developed visualization dashboards displaying insurance and broker data through charts, graphs, and tables.
Tech stack
ReactJS (V16+)Storybookreact-mosaicreact-movablereact-draggableReact hooksFigmaReact-TableMaterialUIBootstrap5HighchartAzureAxiosReact-RouterNodeJSExpressJS
Frontend Development Specialist
Accenture, India
Jan 2021 – April 2024
Developed a reporting tool where the end user can find their net sales and forecasting values for their past, current and financial budgets in the form of tables, charts and other visuals.
RetailBusiness IntelligenceAIReactJS(v18+)React-TableAmcartsAnt Design+6
2 projects: Clorox-Business Planning Hub, BI-Bot (internal project)
Frontend Development Specialist
Accenture, India · Jan 2021 – April 2024
Clorox-Business Planning Hub
Domain
Retail
Tenure
Jan 2021 – April 2024
Role
Frontend Developer and Deployment in Azure for Production and other environments
Developed a reporting tool where the end user can find their net sales and forecasting values for their past, current and financial budgets in the form of tables, charts and other visuals. This application ia having a side & top filter which is the backbone of the application and based on these custom filters user can filter the data based on Business Units, Projects & Divisions.
Key work
RBAC - Screen restriction based on the user role
Local caching so that APIs wont be called on route/page change
Azure app service deployment
Okta Authentication & Authorization (SSO)
Azure and its configuration
Web security & standards
Fully responsive web design
Agile model
Rest API integration and JSON structuring
Uploading after validation of excel template
Resetting of the auth token on every 25 mins by calling apis
Tech stack
ReactJS(v18+)React-TableAmcartsAnt DesignMaterialUIContextAPIRedux-ToolkitReact-idle-timerTarget processJira
BI-Bot (internal project)
Domain
Business Intelligence | AI
Tenure
May 2023-present
Role
Leading Frontend Development team and Deployment to production and other environments
BI Bot is a business bot powered by GenAI features, where the end user can type as ask question related to their business and the bot will give response in the form of text, charts, table and PowerBI dashboard
Key work
Currently working on a module where client can upload pdf, excel or any kind of document and then can able to ask question related to those docs
Runs for various client domains like Retail, LifeScience
Web security and web standards
Working with libraries/ framework like ReactJS(V18+)
Azure app service deployment
Azure devops for code management
Application Developer Specialist 1
IQVIA (ex. IMS Health)
Oct 2017 – Oct 2020
Joined as a Fresher and worked for clients like AMA, Siemens, Mylan BMS
HealthcareHuman Data Science
2 projects: Master Data Management, UI Dev, GoIQ
Application Developer Specialist 1
IQVIA (ex. IMS Health) · Oct 2017 – Oct 2020
Master Data Management, UI Dev
Domain
Healthcare | Human Data Science
Tenure
Oct 2017 - Aug 2020
Role
Worked on implementation team for enhancing the existing code base
Joined as a Fresher and worked for clients like AMA, Siemens, Mylan BMS
Key work
A client dashboard application with CRUD operation from UI
Worked in MDM for product support, Nucleus360
Dashboards for clinical data
Visual UI with charts, tables and compare charts and table options
GoIQ
Domain
Healthcare | Human Data Science
Tenure
Aug 2020 - Oct 2020
Developed few module of GoIQ web app which was a internal news portal application.
Key work
Simple news website where user we have to fetch the news from an API endpoint and render it in the UI.
Intern
Tata Technologies Ltd, Jamshedpur
Jul 2016 – Aug 2016
Android app for online Appointment from doctor or to book the time slot whenever the time slot is available for the doctors in TATA Hospital.
HealthcareREST API'sOkHTTPPhpMyAdminphp+2
1 project
Intern
Tata Technologies Ltd, Jamshedpur · Jul 2016 – Aug 2016
Healthcare project
Domain
Healthcare
Tenure
Jul 2016 – Aug 2016
Role
Intern
Android app for online Appointment from doctor or to book the time slot whenever the time slot is available for the doctors in TATA Hospital.
Tech stack
REST API'sOkHTTPPhpMyAdminphpSQLitePostman