Available for Microservices & Backend Architecture Roles

Hi, I'm Lokesh Kumar

Senior Backend Developer

// Microservices & Multi-Tenant Systems

Backend Engineer with over 5 years of hands-on experience designing, developing, and maintaining high-availability web applications, microservices architecture, and multi-tenant platforms. Proven expertise in building scalable RESTful APIs, optimizing complex SQL queries, and implementing caching mechanisms using PHP (Laravel), Node.js, and Python.

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DeveloperProfile.php

class BackendArchitect {

public string $experience = '5+ Years';

public array $coreStack = [

'PHP Laravel', 'Node.js', 'Python'

];

public array $architecture = [

'Microservices', 'Multi-Tenant Systems'

];

public function getStatus(): string {

return 'Ready to build scalable systems 🚀';

}

Years Experience

High-Scale Backend Systems

Microservices

REST APIs & Caching

Technical Mastery

Specialized skill set focused on microservices, server architecture, and high-performance databases.

Stack Matrix v2.5

Backend Core

Engineered Capability

PHP (Laravel / Core)

Expert

Node.js (Express)

Advanced

Python (Flask)

Advanced

React (Vite)

Intermediate

Architecture & Design

Engineered Capability

Microservices Architecture

Expert

Multi-Tenant Systems

Expert

RESTful API Design

Expert

High-Availability Systems

Advanced

Databases & Performance

Engineered Capability

MySQL / PostgreSQL

Expert

Redis In-Memory Cache

Advanced

Query & Indexing Optimization

Expert

Schema Architecture

Advanced

CS Core & Engineering

Engineered Capability

Data Structures & Algorithms

Solid

System Design & Scalability

Advanced

Code Review & Refactoring

Expert

Git Workflow & CI/CD

Advanced

Work Experience

Proven track record in building high-scale backend microservices and engineering workflow systems.

Back End Developer

⚡ High-Throughput Microservices

IDigital Preneur

Sept 2024 - Present | Delhi, India

IDigital Affiliate Platform: Architected key backend modules using PHP Laravel, implementing robust business logic for user commission processing, referral tracking, and high-volume transaction workflows.
Zublee Game Backend: Engineered real-time game logic, low-latency API endpoints, and session state management in Node.js for smooth multiplayer gameplay.
Namastro Microservices: Designed core decoupled microservices using Laravel and Python, streamlining data flow between services for astrology calculations and automated report generation.
Database Performance: Refactored SQL queries, structured database indexing, and integrated Redis caching layers across all platforms to optimize overall application responsiveness.

Stack: PHP Laravel Node.js Python Redis MySQL

Software Developer

⚡ +30% Operational Efficiency

Get Focus Media & Co.

Apr 2022 - Sept 2024 | Delhi, India

Client Onboarding Systems: Developed resilient backend services using PHP Laravel, Python, and Flask to power customized client onboarding and automated lead processing pipelines.
Process Automation: Built custom automated scripts for data ingestion and internal workflow management, driving operational efficiency by over 30%.
Third-Party Integrations: Engineered and documented secure RESTful APIs to integrate external third-party platforms with robust authentication safeguards.

Stack: PHP Laravel Python Flask REST APIs Automation

Web Developer

⚡ Optimized Database Execution

Jindal Aluminium Limited

Dec 2021 - Apr 2022 | Bangalore, India

Patient Data Systems: Maintained backend database operations and SQL architecture to securely process patient data for Jindal Naturecure Institute.
Database Optimization: Refactored legacy web queries to enhance overall database accuracy and execution speed.

Stack: SQL Refactoring Database Architecture PHP

Web Developer

⚡ Core Logic Architecture

Jeet Network

Nov 2020 - Dec 2021 | New Delhi, India

Developed core features and backend scripts for client web applications utilizing Core PHP and server-side logic.

Stack: Core PHP Server Scripts MySQL

Marketing Management Specialist

⚡ Team Operations Lead

Marketing Company

Feb 2018 - June 2021 | Delhi, India

Led cross-functional team operations, leveraging strong communication to bridge business goals with technical execution.

Stack: Cross-Functional Leadership Operations

System Inspector Console

Architecture & Engineering Explorer

Select a target enterprise application system below to explore its sub-modules, algorithms, and backend flow.

SELECT_PROJECT_SYSTEM()

Deployed Architectures

Interactive Terminal

Clicking any system dynamically updates the live engineering workbench payload on the right.

SYS_HRM_01 Deployed / Production

Enterprise HRM Platform

End-to-end Enterprise Human Resource & Workforce Management suite built with multi-tenant data isolation and automated queue workers.

#PHP Laravel #Geofencing #Redis #MySQL #REST API

Engineered Sub-Modules Breakdown [ 4 Core Modules Loaded ]

Core Module

Employee Lifecycle Management

Automated onboarding workflows, centralized digital document vaults, dynamic multi-level approval hierarchies, and role-based access control (RBAC).

Real-Time Geo

GPS Geofenced Attendance

Polygon boundary coordinate matching validating mobile clock-ins against targeted office premises in real-time to eliminate attendance proxy risks.

FinTech / Queue

Automated Payroll Engine

Batch salary execution engine computing dynamic tax deductions, overtime rules, performance bonuses, and generating automated PDF payslips via scheduled queue workers.

Database Arch

Multi-Tenant DB Isolation

Schema-per-tenant isolation pipeline ensuring 100% tenant data privacy, dedicated caching layers, and high-performance cross-tenant query routing.

SYS_FIN_02 Active Processing

Affiliate Commission Core

High-frequency referral tracking and multi-tier compensation engine built for instant transaction settlement and real-time fraud mitigation.

#Python #PHP Laravel #Redis Cache #Queue Workers

Engineered Sub-Modules Breakdown [ 4 Core Modules Loaded ]

High-Velocity API

Real-Time Click & Referral Tracking

Low-latency API listeners capturing referral clicks, tracking persistent session cookies, and executing sub-50ms conversion attribution.

Algorithmic Traversal

Multi-Tier Payout Matrix

Recursive depth-traversal algorithm computing multi-level marketing (MLM) tier splits and micro-payout distribution instantly across 5+ hierarchy levels.

Security Guard

Fraud Detection & Lock Guard

Automated IP anomaly algorithms, duplicate transaction locking, and real-time audit logs preventing unauthorized payout execution.

Payment API

Automated Gateway Payouts

Integrated scheduled cron workers communicating with banking webhooks for batch payout execution and balance reconciliation.

SYS_CMS_03 Live API

Headless Micro-Blog Hub

Headless Content Management & Micro-Blogging ecosystem separating high-speed API data delivery from a modern React frontend.

#Laravel API #React #Vite #Tailwind CSS #JWT Auth

Engineered Sub-Modules Breakdown [ 4 Core Modules Loaded ]

Backend Core

Decoupled RESTful API Layer

Stateless JSON microservices powered by Laravel, serving content payload instantly to a Vite-boosted React single-page application (SPA).

Security Module

JWT Authentication & Refresh

Token rotation authentication protocol featuring encrypted payload verification, automated session refresh, and granular endpoint authorization.

Performance Engine

Sub-100ms Content Caching

In-memory Redis response caching layers and optimized asset delivery pipelines ensuring blazingly fast global post hydration.

Analytics

Real-Time Metrics Workbench

Interactive metrics dashboard giving creators live updates on post engagement, total read times, and viewer geographical distribution.

Academic Background & Honors

Formal qualification and professional recognition in backend engineering.

Master of Computer Applications (MCA)

Indira Gandhi National Open University (IGNOU)

Post Graduate July 2018 - Feb 2021

Advanced study in software architecture, distributed system design, relational database systems, and enterprise application development.

Core Focus Areas:

Specialized coursework in Advanced Data Structures & Relational Database Architecture.
Executed capstone software projects focusing on web security and database performance optimization.

Bachelor's Degree in Computer Programming

Indira Gandhi National Open University (IGNOU)

Undergraduate 2015 - 2018

Foundational focus on core computer science concepts, object-oriented programming, and web development fundamentals.

Core Focus Areas:

Core training in C++, Java, Object-Oriented Software Design, and SQL.
Built introductory web applications utilizing standard server-side scripts and relational schemas.

Certifications & Awards

Marketing Level Up Award

Leadership & Strategic Operations

Recognized for exceptional cross-functional campaign execution, team leadership, and operational communication.

English Programme Certification

Professional Business Communication

Certified in advanced professional communication, technical documentation, and corporate collaboration.