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D DEV SIDHAR
Available for Software Engineering Roles

DEV SIDHAR

Full Stack Software Engineer

Engineering high-performance web and mobile systems with NestJS, PostgreSQL, React, and React Native. Focused on scalable API architectures, relational database optimization, and intuitive client applications.

NestJS REST APIs PostgreSQL React & React Native Sriganganagar, Rajasthan
Explore Projects
Current Role Software Engineer
Core Focus Backend & Distributed APIs
Database PostgreSQL (Query Tuning)
Client Engine React.js & React Native
Education B.Sc Computer Science (2028)
NestJS 10.x Modular REST Microservices
PostgreSQL Relational Schema & Indexes
React Native iOS & Android Native Apps
TypeScript Strict Type Integrity
Material UI & Tailwind Responsive UI Components
Auth & Guards JWT + Role-Based RBAC
DB Indexing Composite B-Tree Indexes
Template Engine GrapesJS Dynamic Canvas
Mobile Engine 60 FPS Gesture Navigation
API Pipeline Strict DTO Validation Filters
Rajasthan, India devsuthar065@gmail.com
Backend Architecture
NestJS & REST APIs
Modular microservices & auth guards
Web & Mobile Apps
React & React Native
Cross-platform UI & Material UI
Database Systems
PostgreSQL Optimization
Relational indexing & schema design
Engineering Discipline
Agile & Collaboration
Git workflows, stand-ups, & reviews
01 / EXPERIENCE

Professional Experience

Current Role

Software Engineer

Full-Time · Software Engineering
11/2025 – PRESENT
  • Developed and maintained scalable RESTful APIs using NestJS for high-throughput web and mobile applications.
  • Integrated frontend and backend services using React.js and React Native to enhance functionality and user experience across platforms.
  • Debugged and resolved frontend/backend issues to improve application performance, reliability, and system stability.
  • Collaborated actively with engineering teams during agile stand-ups, feature planning, and code review sessions.
  • Contributed to technical documentation and implementation workflows for efficient and standardized development processes.
NestJS React.js React Native PostgreSQL RESTful APIs Agile
02 / FEATURED SYSTEMS

Key Software Deployments

Production Systems & Real-World Implementations
LMS Loyalty Dashboard and Campaign Studio
Campaign Studio & Engine NestJS · GrapesJS
Enterprise Loyalty Platform Production Architecture

LMS (Loyalty Management System)

High-throughput platform engineered for evaluating real-time campaign rules, user segmentation, and dynamic coupon generation. Built with modular NestJS microservices and dynamic template rendering.

Key Architectural Contributions
  • Modular Rule Engine: Architected NestJS service pipelines for real-time tier classification, campaign evaluation, and promotional discount dispatch.
  • Dynamic Template Studio: Integrated GrapesJS drag-and-drop designer for marketing teams to customize campaign banners and coupon layouts dynamically.
  • Scalable RESTful APIs: Implemented strict DTO validation, centralized error-handling interceptors, and relational data modeling with PostgreSQL.
NestJS React.js GrapesJS PostgreSQL REST APIs
Discuss
Automobile Marketplace & Dealer Admin Platform
Marketplace & Back-Office PostgreSQL · MUI
Automotive Platform & Admin Full Stack Architecture

Automobile Platform & Admin Dashboard

Scalable vehicle listing management and back-office administrative portal with multi-attribute filtering, media posting workflows, and granular permissions.

Key Architectural Contributions
  • Role-Based Access Control: Designed JWT guards and RBAC permissions in NestJS to enforce strict separation between vehicle dealers, customers, and administrative staff.
  • Database Query Optimization: Engineered PostgreSQL schema with multi-column composite indexes, delivering sub-millisecond query execution on catalog searches.
  • Administrative Operations: Built a comprehensive, responsive admin dashboard using React and Material UI for managing users, listings, and platform analytics.
NestJS React (MUI) PostgreSQL RESTful APIs TypeScript
Discuss
Cross-Platform React Native Mobile Applications
React Native iOS & Android 60 FPS Native
Mobile Engineering Spotlight Cross-Platform Apps

High-Performance Mobile Client Applications

Designing and engineering responsive mobile applications in React Native. Integrating custom navigation flows, instant QR barcode generation, and offline-resilient data synchronization with NestJS backends.

Digital Loyalty Pass: Fast-loading customer wallet with real-time dynamic QR code generation, reward progress visualization, and tier updates.
Automobile Buyer App: High-resolution vehicle image galleries, multi-filter search, and instant seller inquiry channel.
Native Performance: Optimized re-renders, gesture navigation, and smooth animations across both Android and iOS devices.
React Native TypeScript RESTful APIs iOS / Android
Inquire for Mobile App
03 / SKILLS

Technical Skills Matrix

Frontend & Mobile

Web & Mobile Apps

  • React.js Web Apps
  • React Native Mobile iOS/Android
  • Three.js / WebGL 3D Interactive
  • JavaScript / TypeScript ESNext & Strict
  • Material UI (MUI) & Tailwind Responsive UI

Backend & Database

APIs & Data Layers

  • NestJS Modular APIs
  • RESTful APIs Integration
  • PostgreSQL Relational DB
  • Database Management Optimization
  • Debugging & Diagnostics Stability

Tools & Methodologies

Agile & Collaboration

  • Git & GitHub Version Control
  • Agile Development Stand-ups & Sprints
  • Code Reviews Quality Assurance
  • Technical Documentation Workflows
  • Performance Optimization Efficiency
04 / EDUCATION

Academic Background

Bachelor of Science — Non Medical with Computer Science

Seth GL Bihani PG College, Sriganganagar, Rajasthan

Foundations in computer science, programming, and algorithms

Expected Graduation: 07/2028
05 / REPOSITORIES

GitHub Activity Pulse

@sidhardev
Public Engineering Activity
Continuous commits & repository releases
Dev Sidhar GitHub Contributions
06 / CONTACT

Get In Touch

Looking for a Software Engineer for your team or project?

Based in Sriganganagar, Rajasthan. Available for software engineering roles, freelance opportunities, and collaborative software projects.

Email
devsuthar065@gmail.com
Phone
Call
+91 7850018347
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