PHP Laravel Backend Developer (Fintech & SaaS)

KARTIKEYA SHARMA

******.*************@*****.*** +91-956*-****-** www.linkedin.com/in/kartikeyasharma2709 Delhi,India PROFILE

Driven to learn quickly, advance computer proficiency, and training in industry operations. Flexible and hardworking team player focused on boosting productivity and performance with conscientious and detail-oriented approaches. WORK EXPERIENCE

PayNinja Technology Ltd., Software Development Engineer 1

•Engineered core backend services for a fintech Payout payment platform, developing REST APIs, payment workflows, webhook handling, and reliable transaction processing with MySQL. May 2025 – present

Delhi, India

•Developed scalable backend services for a multi-tenant HRMS SaaS platform, implementing role- based access control, tenant-level data isolation, asynchronous job processing, scheduled task automation, RESTful APIs, and relational database optimization.

•Optimized relational database performance by refactoring SQL queries and implementing indexing strategies, reducing query latency by 15% while preserving transactional data integrity. RAASA KARTS, Software Development Engineer 1

•Spearheaded the development and maintenance of a high-performance React Native mobile application, achieving a 20% reduction in app load times and enhanced user retention rates. Sep 2024 – Mar 2025

Noida, India

•Designed and implemented scalable back-end APIs using PHP/Laravel, supporting a 50% increase in daily active users.

•Conducted in-depth code reviews, debugging, and optimization, maintaining software reliability and quality standards.

BROKI, Backend Developer Intern

•Built and maintained RESTful APIs using PHP/Laravel for core backend services. Apr 2024 – Aug 2024

Noida, India

•Optimized Eloquent queries to improve backend performance.

•Designed MySQL schemas and managed migrations with Laravel Migrations. Afame Technologies, Web Development Intern(Remote)

•Led the end-to-end development of web applications from concept to deployment. Feb 2024 – Mar 2024

Bangalore, India

•Enhanced user experience and system functionality by developing and maintaining scalable back- end solutions using PHP.

iNeuron Intelligence Pvt Ltd, Backend Intern

•Built RESTful APIs using MERN Stack, request validation, and efficient database interactions. May 2023 – Jul 2023

India

•Collaborated in a distributed development team using Git, GitHub, and code reviews to deliver features and resolve integration issues.

EDUCATION

MASTER IN COMPUTER APPLICATION

AMITY UNIVERSITY UTTAR PRADESH

Secured Percentage:84.6%,First division

Aug 2022 – Jul 2024

BACHELORS IN COMPUTER APPLICATION

SIRIFORT INSTITUTE OF MANAGMENT STUDIES,GGSIPU,DELHI Secured Percentage-89.8%,First division

Aug 2019 – Jul 2022

PROJECTS

Human Resource Management System(HRMS)

•Developed a multi-tenant HRMS SaaS using Laravel, PHP, MySQL, REST APIs, and Blade, implementing employee management, attendance, payroll, leave management, organizational hierarchy, and company-wise data isolation.

•Architected scalable backend using MVC, Eloquent ORM, Service Layer, Database Transactions, and RBAC, implementing secure authentication, middleware, and role-based authorization for users.

•Optimized performance through normalized MySQL schema design, indexing, query optimization, eager loading, caching, reusable REST APIs, and Git-based Agile development, improving scalability, maintainability, and application responsiveness. SKILLS

Programming Languages: Python,PHP,Java, XML/HTML/CSS Frameworks: Laravel, Spring Boot,MERN

Database Technologies: MySQL, Redis

API Development & Integration: RESTful APIs

Tools & Version Control: Bitbucket, Git, Postman

CERTIFICATES

Introduction To JAVA (Coding Ninjas)

Core JAVA (Internshala)

Data Structures in JAVA (Coding Ninjas)

Google DATA Analytics (Coursera)

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