Rahul Singh Chauhan

Rahul Singh Chauhan Senior Software Engineer- ◇ - ◇ Gurgaon, India ◇ LinkedIn SUMMARY Experienced SDE with a track record of delivering quality web-based solutions over 8+ years with hands-on experience on technologies such as LAMP stack, ReactJS, HTML, CSS, NodeJS, AWS, MySQL and many more. I am willing to update myself with new frameworks and technologies based on the company's needs SKILLS Programming Languages PHP, JavaScript, HTML/CSS, TypeScript, Shell Scripting (Bash) Web Frameworks React.js, Node.js, Laravel, CodeIgniter, nestjs, Next.js, Angular Libraries and APIs GraphQL, REST API Database Management MySQL, PostgreSQL, MongoDB DevOps and Tools Docker, Bitbucket, GitHub, CI/CD, Kubernetes Others Communication, Providing Technical Support, Data Protection, Elasticsearch, Seamless Integration, non-seamless integration, Web Services, Data Indexing, Authorization, Unit Testing EXPERIENCE Senior Software Engineer Feb '24 — Present IB Monotaro Pvt Ltd Gurgaon, India Designed and implemented a secure and efficient authentication and session management system for the eCommerce platform, resulting in a 20% reduction in login errors, an improvement in user satisfaction, and a 15% increase in user engagement. Implemented reusable code components to enhance modularity and scalability within the login and cart modules. Engineering Manager Jul '20 — Jan '24 MCSAM Private Limited Gurgaon, India Managed a team of 10 software developers to successfully oversee the deployment of 5 complex web applications, ensuring on-time and smooth releases while maintaining exceptional customer service, resulting in a significant client satisfaction increase of 20%. Coordinated with diverse teams to align software products with varying requirements and ensure outstanding customer service levels, contributing to a substantial 20% improvement in client satisfaction ratings. Demonstrated effective project management by overseeing multiple projects concurrently, setting timelines, allocating resources optimally, and delivering projects within budget constraints. PHP Developer Jan '19 — May '20 TravelQube.Com LLC Gurgaon, India Led the development and enhancement of the Hotel Booking and Flight Ticket Booking Web Portal using PHP, leading a cross-functional team in gathering and analyzing requirements, aligning with business goals. PHP DEVELOPER Feb '18 — Jan '19 Techpapa Pvt Ltd Gurgaon, India Key responsibilities: Gathered client requirements and effectively communicated with clients to understand their needs and project objectives. Independently completed assigned projects, ensuring adherence to project timelines and delivering high-quality solutions. Developed and maintained web applications using PHP, MySQL, and other relevant technologies. WEB DEVELOPER Nov '15 — Jan '18 YNG Media Gurgaon, India Key responsibilities: Developed and maintained dynamic and interactive web applications using PHP, MySQL, HTML, CSS, and JavaScript. Collaborated with cross-functional teams, including designers and project managers, to gather requirements and ensure successful project delivery. Integrated and customized third-party APIs for various functionalities, including payment gateways and social media platforms. Implemented database architecture, designed schemas, and optimized SQL queries for efficient data retrieval and storage. . EDUCATION Jan '12 — Jan '16 Gurgaon, India During my Bachelor's program, I engaged in extracurricular activities and relevant coursework to enhance my skills. This included programming competitions, open-source contributions, workshops on emerging technologies, and internships at reputable companies. These experiences have provided me with a strong foundation and practical expertise for my target role in the industry. B.Tech in Computer Science, KIIT College of Engineering (GPA: 64%) AWARDS Achieved an 80% reduction in page load time for a Webfront application Enhancing user experience and optimising performance Was recognized for exceptional client satisfaction Consistently on-time, on-budget project delivery, leading to increased retention and positive feedback PROJECTS Industrybuying E-commerce Platform, IB Monotaro ( Industrybuying ) Link Feb '24 Present Orchestrated the development and integration of a robust login and registration flow incorporating Redis for efficient data storage and retrieval, as well as creating services for seamless mail and SMS notifications. Tech Used: NestJs, Angular, Redis, MySQL, AWS, Firebase PayTring orchestration Platform, MCSAM Pvt. Ltd. Link Mar '23 — Jan '24 Developed and integrated secure payment plugins and extensions for various CMS and frameworks to ensure PCI compliance, resulting in seamless and secure transactions. Implemented state-of-the-art security measures into the PayTring orchestration platform to meet industry standards, leading to a 25% reduction in fraudulent activities and a 15% increase in system reliability. WHITE-LABELED PAYMENT AGGREGATOR, MCSAM Pvt. Ltd. Link Feb '23 — Jan '24 Led the development of a customized white-label payment platform, tailored to meet the specific needs of enterprise clients at PayU. Utilized advanced technologies including Laravel, MySQL, HTML, CSS, Angular, React JS, JavaScript. Resulted in a remarkable 25% improvement in overall platform scalability and performance while driving an impressive 30% surge in transaction processing speed. Webfront, MCSAM Pvt. Ltd. Link Jul '20 — Jan '24 Developed and implemented a web-based system for creating dynamic payment links and forms, facilitating seamless payment collection processes from multiple merchants, resulting in a 30% increase in overall payment processing efficiency. HDFC Bank Card Reload Application, MCSAM Pvt. Ltd. Link Aug '20 — Jan '24 Collaborated with cross-functional teams from PayU and HDFC Bank to implement the LRS flow, ensuring precise TCS calculation during card reloads. Revised the codebase to address security vulnerabilities and enhance the scalability and performance of the HDFC-FOREX web application, leading to a remarkable 20% increase in concurrent reload transactions handling capacity and a notable 30% reduction in response time. Oct '21 — Dec '22 SupplierSetup, MCSAM Pvt. Ltd. Link Gurgaon, India Collaborated with a cross-functional team of 3 members to architect and develop a supplier setup application using React Js, Laravel, and MySQL, resulting in a 30% reduction in onboarding time for both buyers and suppliers. Implemented DevOps best practices for continuous integration and deployment (CI/CD) using GitHub Actions to enhance the scalability and reliability of the application. Build Extensions for Pinelab PG, MCSAM Pvt. Ltd. Link Jan '22 — Jan '24 Developed and integrated Pinelab payment gateway extensions for diverse e-commerce platforms like WordPress, Magento, OpenCart, CS-Cart to enhance cross-platform compatibility and integration by 80%, resulting in a seamless customer payment experience. FirstFly Travel, Travelqube Pvt. Ltd. Link Jan '19 — May '20 FirstFlyTravel is an online platform that provides users with the ability to search for and book flight tickets conveniently. GSTGURUONLINE, TechPapa Pvt. Ltd. Link Feb '18 — Jul '18 Developed GSTGuruOnline, a user-friendly web-based application that streamlines GST compliance and document submission. HMRS (UK Fostering), YNG Media Pvt. Ltd. Mar '16 — Jan '18 Engineered and optimized the database schema structure for critical modules including employee onboarding, team hierarchy, leave management, and document management using CodeIgniter framework and MySQL queries. This strategic initiative resulted in a remarkable 30% enhancement in retrieval time efficiency, significantly boosting overall system performance and responsiveness. HomesakeDecore, MSME Jan '17 — May '17 Implemented advanced features within HomesakeDecore such as real-time inventory tracking and automated invoicing capabilities, leading to a 40% reduction in stock wastage and optimizing cash flow by reducing invoice processing time by 50%.