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Rahul Kashyap

I'm results-driven Full-Stack Engineer with over 4 years of hands-on experience in designing, developing, and scaling web applications using Ruby on Rails and modern web technologies.

Passionate about solving complex algorithmic challenges and transforming innovative ideas into impactful, user-centric solutions.

Active contributor to the tech community through open source projects and mentoring aspiring engineers. Committed to continuous learning and building meaningful connections with forward-thinking professionals.

Known Tech-Stack

Language: C/C++, Python, SQL, R, Ruby

Web: HTML, CSS, Bootstrap, JavaScript, Jquery, React, RoR, Redis, RestAPI

Database: Postgresql, MongoDB, Redis

Others: Git/Github, VScode, Postman, LaTeX, MacOS, Linux, Windows, Docker, GCP, AWS, Render, Vercel

  • Role

    Sr. Software & RSpec Developer

  • Years of Experience

    3.6 years

  • Professional Portfolio

    View here

Skillsets

  • PostgreSQL
  • GCP
  • Github
  • JavaScript
  • jQuery
  • LaTeX
  • Linux
  • MongoDB
  • MySQL
  • New Relic
  • Firebase
  • Postman
  • R
  • react
  • Redis
  • RSpec
  • Ruby on Rails
  • Tailwind
  • Vscode
  • Git
  • SQL
  • Ruby
  • API development
  • Windows
  • macOS
  • API development
  • SQL
  • Ruby
  • Docker
  • Python
  • Jira
  • AJAX
  • AWS
  • Bootstrap
  • C
  • C++
  • Capybara
  • Confluence

Professional Summary

3.6Years
  • Apr, 2025 - Aug, 2025 4 months

    Senior Software Engineer

    Thrillophilia
  • Dec, 2021 - May, 20253 yr 5 months

    Senior Software Engineer

    Yabx
  • Aug, 2021 - Dec, 2021 4 months

    Engineer Trainee

    Comviva Technologies

Applications & Tools Known

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    Github

  • icon-tool

    Postman

  • icon-tool

    VSCode

  • icon-tool

    Jira

  • icon-tool

    Confluence

  • icon-tool

    Docker

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    Linux

  • icon-tool

    Windows

Work History

3.6Years

Senior Software Engineer

Thrillophilia
Apr, 2025 - Aug, 2025 4 months
    Built an intent-aware enquiry form powered by BigQuery, enabling real-time personalization. Improved user engagement and data capture efficiency by 25%. Built dynamic modules including interlinking tour and packages widgets and intent-based lead gen forms, boosting user engagement and lead conversion. Enhanced analytics dashboard using BigQuery by adding key performance metrics, improving decision-making efficiency. Designed and launched a performance-based seller rewards system, increasing engagement by 20-25%.

Senior Software Engineer

Yabx
Dec, 2021 - May, 20253 yr 5 months
    Architected and scaled Loan Management System using Ruby on Rails, reducing processing time by 40% and handling $350M+ in disbursements across 7 million+ customers. Established comprehensive testing infrastructure with RSpec and Capybara, improving test coverage from 0% to 90%+, reducing regression bugs by 75% and enabling confident continuous deployment. Designed and implemented real-time credit scoring engine with grid-based decisioning using RabbitMQ, resulting in 40% reduction in manual reviews. Built an LMS dashboard with cron, Redis and Sidekiq, reducing data collection from 24 hours to 2 minutes. Implemented 20+ APIs for the loan lifecycle, serving 7 million customers and expected to serve over 20 million. Automated contract generation with real-time APIs, cutting processing time from hours to seconds and managing 50K+ monthly contracts. Optimized asset delivery pipeline from CDN to bundled assets, reducing deployment time from 6-7 hours to <5 seconds and improving team velocity by 85%. Managed and trained 10+ interns for full-time roles.

Engineer Trainee

Comviva Technologies
Aug, 2021 - Dec, 2021 4 months
    Completed Java full-stack development training, gaining proficiency in company tools and frameworks. Successfully transitioned into a full-time role, quickly adapting to the company's development environment.

Achievements

  • Received 500USD scholarship on edx by The Macquarie Group
  • Received 500 USD scholarship on edx by The Macquarie Group
  • Volunteered with organizations such as Art of Living, U&I, and more, contributing to their structural development, core values, and managing events and other related aspects
  • Received SimpliLearn JAVA FSD skill Certification

Major Projects

4Projects

CODEMEET: Real-Time Coding Interview Platform

    Built a full-stack coding interview platform with React.js frontend and Firebase backend for real-time video, text communication, and interview scheduling. Integrated Google OAuth for authentication. Developed coding environment using Judge0 on GCP and AWS with Dockerized execution.

SURVEYHUB: Public Opinion Survey

    Developed a survey application using Ruby on Rails and React.js for survey creation, distribution, and analysis. Integrated SSO-based authentication for secure login restricted to a specific organization. Applied TDD with RSpec for comprehensive test coverage.

REIMBEE: reimbursement-portal

    Automated employee creation with role-based access, billing via Devise and Pundit. Unified management system for user and employee oversight with mobile responsiveness.

BOOKMYHOTEL: A RestAPI Based application

    Built Hotel Booking System with Ruby on Rails. Integrated user authentication, booking management, and RESTful API for secure and reliable hotel room reservations.

Education

  • B.Tech. in Computer Science and Engineering

    KIIT University (2021)
  • High School + Intermediate

    Kendriya Vidyalaya

Certifications

  • Simplilearn java fsd skill certification