Mudassar Ansari

Mudassar Ansari

Senior Full-Stack Engineer
UAE
English, Hindi, Urdu
Full-time Hybrid

About Me

Results driven Senior Full-Stack Engineer and Team Lead with 15 years of combined experience, including 5 years delivering production-grade backend systems and a 10-year academic foundation in computer science that sharp…

Experience

Team Lead, Technical Solutions

Contentstack · Mumbai, India
May 2021 - Present · 5 years 5 months

<p>Architected and led development of the Compass Starter App (Next.js + TypeScript), a 1-click enterprise trial platform that generated 50,000+ usage records within 18 months, directly accelerating customer onboarding and product adoption.</p><p> Built AWS Lambda-based real-time synchronization service between Contentstack and BigCommerce (proxy for backend server), reducing API response latency from ~7 seconds to under 1 second making that a 7x performance improvement.</p><p> Engineered a GenAI-powered Slack bot using the OpenAI API to auto-summarize user-submitted content, cutting manual reading time by 60–70% and improving internal team productivity.</p><p> Designed and developed scalable RESTful and GraphQL APIs using Node.js and Express.js with MVC architecture; implemented job queues with BullMQ and Redis for async workload management.</p><p> Built custom CMS applications including a PDF Viewer, Image Hotspot widget, Taxonomy POC, Multi-stack Sync tool and a mini eCommerce PIM which enables enterprise-scale content operations for clients.</p><p> Improved system observability by implementing centralized structured logging with Winston and Datadog; optimized critical PostgreSQL queries and automated AWS S3 image workflows via shell scripts.</p><p> Led and mentored a team of engineers; conducted technical interviews (SE1 and SE2 levels); provided technical consultancy to enterprise clients and internal sales teams, translating business requirements into production-ready solutions.</p>

Assistant Professor, Computer Science

Royal College · Mumbai, India
Jun 2011 - Jun 2021 · 10 years

<p>Delivered hands-on instruction in C, C++, Java, Python, DBMS, Software Engineering, Web Technologies, and Cloud Computing to undergraduate students.</p><p> Mentored 100+ students on software architecture, backend logic, databases, and debugging; guided final-year project teams to ship real-world software products.</p><p> Built deep expertise in data structures, algorithms, system design and databases which now applied directly to production-grade backend engineering.</p>

PROJECTS

Asset Marketplace Application | Python, FastAPI, React, MongoDB, JWT

PERSONAL NETWORK · https://md-asset-marketplace-app.contentstackapps.com
Duration : 17-Aug-2026 - 31-Aug-2026

<p>A full-stack marketplace featuring user registration and login, public asset browsing, authenticated purchases, user-specific asset views and an admin interface for managing assets and registered users. The backend uses a layered architecture, password hashing, JWT authentication, refresh-token rotation and role-based authorization</p>

Knowledge Base Application | Node.js, Express.js, Pug, MongoDB, JWT

PERSONAL NETWORK · https://md-knowledgebase-app.vercel.app
Duration : 01-Jun-2026 - 30-Jun-2026

<p>A server-rendered knowledge-base application with user registration, secure password hashing, protected routes and article CRUD operations. Implements authentication and ownership-based authorization so users can create, update and delete their own articles.</p>

Skills

Node.js TypeScript JavaScript Python SQL Express.js React.js Next.js REST APIs GraphQL PostgreSQL MongoDB Redis AWS Lambda S3 EC2 CI/CD Git Shell Scripting RabbitMQ BullMQ Node Cache Winston Datadog OpenAI API Slack Bots GenAI Contentstack BigCommerce Cloudinary Smartling Microservices MVC Architecture System Design API Design Performance Optimization Scalability C++ Java DBMS Software Engineering Web Technologies Cloud Computing FastAPI Pug JWT Authentication Authorization Password Hashing Refresh Token Rotation
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