Ritik Raj — Full Stack Engineer

🚀 About Me I’m a problem-solving Full Stack Developer with 3+ years of turning complex ideas into high-performance apps. My sweet spot? Architecting backend systems (Node.js/Express), crafting buttery-smooth UIs (Angular/Ionic/React/Next.js), and optimizing every layer—from databases (MongoDB/SQL) to deployment (GCP/AWS) with a proven track record of building applications from concept to deployment. I geek out over: Payments tech (Razorpay/UPI Intent) AI/ML integrations (Voice commands, Recommendation Engine) Making apps faster (Elasticsearch, Redis, lazy loading) 💡 Key Strengths ✔ Full Stack Proficiency: From RESTful APIs (Node.js/Express/Fast API) to dynamic frontends (Angular/React/Ionic/Next). ✔ Database Expertise: Designed schemas and optimized queries for SQL & NoSQL (MongoDB) systems. ✔ Problem Solver: Debugged and resolved 200+ critical production issues, reducing downtime by 40%. ✔ Collaborative Developer: Streamlined team workflows using Git, enabling seamless CI/CD pipelines. 🏆 Career Highlights 🚀 Payment & E-Commerce Systems • Built a payment gateway with Razorpay/UPI, achieving 99.98% uptime. • Designed a subscription engine for 5K+ active users with dynamic delivery scheduling and POS integration. 📱 Hybrid App Leadership • Scaled Ionic apps to 5K+ downloads (4.1★ avg) with voice-command features (80% accuracy). • Boosted performance by 40% via lazy loading, NgRx state management, and Redis caching. ⚡ Backend & Scalability • Slashed server costs 30% by migrating search to Elasticsearch (200ms response for 50+ queries/sec). • Architected a GCP Kubernetes (GKE) cluster ensuring 99.9% uptime for 10K+ daily users. 🤖 AI/ML Innovations • Developed a voice-controlled inventory system (Python + WebSockets) with 85% accuracy. • Built a recommendation engine driving 20% of revenue from "Similar Products." Passionate about startups, open-source and tech talks. Let’s discuss: 🔹 Your next big project 🔹 To discuss how my experience can benefit your org. (Speaking opportunities) 🔹 Or just to geek out over tech optimizations! 📩 Reach me: ritikrajsde@gmail.com

Stackforce AI infers this person is a Full Stack Developer with expertise in Fintech and AI/ML solutions.

Location: Lucknow, Uttar Pradesh, India

Experience: 3 yrs 10 mos

Skills

Full Stack Development
Payment Systems
Ai/ml Innovations

Career Highlights

Proven track record in building high-performance applications.
Expertise in payment systems with 99.98% uptime.
Innovative AI/ML solutions driving significant revenue growth.

Work Experience

SarvM.AI

Senior Full Stack Developer (1 yr 10 mos)

Full Stack Developer (1 yr)

SDE-I (1 yr)

Technex, IIT (BHU) Varanasi

Machine Learning Intern (1 yr 1 mo)

EISystems Technologies

Data Analytics and Machine Learning Intern (1 mo)

NATIONAL INSTITUTE OF ELECTRONICS & INFORMATION TECHNOLOGY (NIELIT)

Java Intern (1 mo)

Education

B.tech at Chaudhary Charan Singh University

Ritik Raj

Full Stack Engineer

Lucknow, Uttar Pradesh, India3 yrs 10 mos experience

Most Likely To SwitchHighly Stable

Key Highlights

Proven track record in building high-performance applications.
Expertise in payment systems with 99.98% uptime.
Innovative AI/ML solutions driving significant revenue growth.

Stackforce AI infers this person is a Full Stack Developer with expertise in Fintech and AI/ML solutions.

Contact

ritikraj9653@gmail.com LinkedIn

Skills

Core Skills

Full Stack DevelopmentPayment SystemsAi/ml Innovations

Other Skills

AWSAWS CodeBuildAWS Command Line Interface (CLI)AWS LambdaAceternity UIAdobe XDAgile MethodologiesAmazon CloudFrontAmazon EC2Amazon ECSAmazon Relational Database Service (RDS)Amazon Route 53Amazon S3Amazon SQSAmazon Simple Notification Service (SNS)

About

Experience

3 yrs 10 mos

Total Experience

3 yrs 10 mos

Average Tenure

3 yrs 10 mos

Current Experience

Sarvm.ai

3 roles

Senior Full Stack Developer

Promoted

Aug 2024 – Present · 1 yr 10 mos · Remote

Led development of a quick / e-commerce platform using Ionic, MEAN & MERN.
Boosted mobile app performance by 50% by implementing lazy loading for images,
virtual & infinite scroll, reducing initial load time from 5s to 2.4s.
Built payment system with UPI intent flow & Razor pay gateway, handling payment, refund and wallet withdrawals, processing 500+ transactions daily.
Developed a subscription-based ordering system with flexible delivery options and time
slot selection, optimizing delivery logistics.
Trained models and Implemented voice command functionality for cart and inventory
updates with over 80% success rate e.g. "Stock tomato new price is ₹50/kg" in multiple
languages.
Built text-to-speech using Python and WebSockets for real-time audio playback.
Created a scalable product catalog system managing 45,000+ products with
customization features and request functionality using S3 and Google Cloud Storage for
optimized performance, reducing DB dependency by 40%.
Built an in-app POS billing system generating detailed sales reports and order analytics
for merchants.
Integrated Elastic search for fast and optimized product search, improving query
response times by 75%.
Implemented Redis caching that reduced database load by 65% and improved API
response times by 40% during peak traffic periods.
Reduced development time by 30% by creating reusable Node packages in GitHub
registry used across micro-services.
Developed Referral System and order management system with live
tracking capabilities using MongoDB & caching with Redis. Reducing response time
from 3 seconds to 120ms improving overall system efficiency.
Developed personalized recommendation engine for recently ordered and similar
products based on user activity, increasing average order value & user
engagement by 20%.
Designed scalable infrastructure across GCP and AWS using GKE, Cloud CDN &
Storage, Compute Engine & Load Balancing on GCP with S3, EC2, ECS, Route 53
& CloudFront on AWS.

IonicMEANMERNUPIRazorpayPython+8

Full Stack Developer

Promoted

Aug 2023 – Aug 2024 · 1 yr · Remote

Designed and implemented secure subscription modules across mobile and web platforms.
Built scalable referral and reward management systems to drive customer engagement.
Developed robust order and catalogue management systems, including full order tracking workflows.
Integrated Google Maps APIs for precise user location detection and real-time delivery tracking.
Created employee management modules, including hidden/internal tools for operational efficiency.
Continuously improved applications by fixing bugs, upgrading interfaces, and enhancing performance.
Built cross-platform mobile and web applications using Ionic Angular, with a focus on speed and responsiveness.
Developed public-facing dynamic profile pages hosted on AWS S3, enabling users to share personalized business info via unique URLs (e.g., referral QR codes, shop info).
Designed and deployed static websites for brand and product presentation.

IonicAngularGoogle Maps APIsFull Stack Development

SDE-I

Aug 2022 – Aug 2023 · 1 yr · Remote

Technex, iit (bhu) varanasi

Machine Learning Intern

Mar 2021 – Apr 2022 · 1 yr 1 mo · Remote

Developed real-time voice-to-text and text-to-speech systems using Python and WebSockets, enabling smooth, responsive audio interaction.
Trained machine learning models for voice-activated system updates using TensorFlow and scikit-learn for hands-free system control.

PythonWebSocketsTensorFlowscikit-learnAI/ML Innovations