Backend Engineer-Python/Laravel, API & DB Expert

KULDEEP SHARMA

Jaipur, Rajasthan +91-995******* ***********@*****.*** GitHub LinkedIn

SUMMARY

Backend-focused Software Engineer with 3+ year of experience building scalable web applications and APIs using Python, Laravel, and PostgreSQL. Strong in system design fundamentals, database optimization, and event-driven architectures. Passionate about solving real-world problems and building high-performance systems at scale.

TECHNICAL SKILLS

Languages Python, JavaScript, PHP, Java, SQL

Backend REST APIs, FastAPI, Laravel, Microservices Databases PostgreSQL, MySQL, Query Optimization, Indexing System Design API Design, Data Modeling, Caching, Event-driven Systems, Git CI/CD Tools Docker, AWS, Git

WORK EXPERIENCE

Backend Developer, Digidoers India Pvt. Ltd. (Jaipur) May 2024 – Present

· Designed and developed scalable backend services using Python and Laravel, serving production APIs.

· Optimized PostgreSQL queries and indexing, improving data retrieval performance.

· Built event-driven integrations using webhooks and async workflows for real-time data processing.

· Implemented structured logging, validation, and error handling for reliable production systems.

· Created data models and performed source-to-target mapping for external integrations. Full Stack Developer, Taknik Bharti (Bikaner) July 2023 – May 2024

· Developed scalable web applications using Laravel, MySQL, React.js, and Vue.js.

· Integrated third-party APIs with authentication and secure data handling.

· Improved database performance through query optimization and indexing. Full Stack Developer Intern, Bizkrafts April 2023 – June 2023

· Built e-commerce features using PHP, WordPress, and MySQL.

· Enhanced backend performance and stability by optimizing queries. PROJECTS

AI Voice Appointment Bot (Python + Flask + PostgreSQL)

· Developed an AI-powered voice assistant for automated appointment booking.

· Integrated LLM capabilities using Gemini API for conversational workflows.

· Designed backend APIs to handle booking logic and persistent storage. B2B E-Commerce Platform (React.js + FastAPI + PostgreSQL)

· Building scalable backend services using FastAPI and relational data models.

· Designed APIs with authentication, validation, and structured error handling.

· Modeled complex B2B workflows including orders, products, and user management. InnovestPay — Financial Platform (Laravel + Filament)

· Built a financial system handling product purchases, investments, and withdrawals.

· Designed optimized MySQL schemas and queries for transaction-heavy workflows.

· Implemented validation and reconciliation logic for data consistency. EDUCATION

Maharaja Ganga Singh University, Bikaner 2024 – Present MSc Computer Science

Engineering College Bikaner 2021 – 2024

Bachelor of Computer Applications

CERTIFICATIONS

Generative AI Winter School — IIT Jodhpur

Python with Data Integration Training — Axixa Technologies

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