Available for Web & Mobile Innovation

Crafting High-Performance Web & Mobile Ecosystems

Full-Stack Developer specialized in cross-platform Flutter applications, modern React/Next.js systems, scalable backend architectures (Node.js/Django), and robust automated pipelines.

4+ Professional Roles
10+ Production Apps
99.9% Uptime SLA
Generative Glassmorphic Neural Art
📱

Flutter Specialist

Cross-platform mobile apps

Next.js & React

High-end responsive webs

Core Capabilities

Meticulously engineered tech stack optimized for hyper-scalability and low footprint.

📱

Frontend & Mobile

Highly responsive frontend modules, clean layout structures, and cross-platform mobile apps.

  • Flutter
  • React
  • Next.js
  • HTML5 / CSS3
  • JavaScript
  • TypeScript
🗄️

Backend & Databases

Scalable REST & GraphQL APIs, structured database schemas, role-based security, and cloud data operations.

  • Node.js / Express
  • Django
  • PostgreSQL
  • MySQL
  • MongoDB
  • Prisma ORM
🤖

Automation & DevOps

Automated scripts, terminal-less tasks, server management, CI/CD pipelines, and cloud environments.

  • Python
  • Selenium
  • Linux / Windows
  • Jenkins
  • Shell Scripting
  • AWS / Azure

Professional Timeline

A journey of engineering robust software, managing production systems, and deploying enterprise-grade solutions.

Software Developer (Full-time)

EchoMatrix Solutions
Sep 2025 – Present
  • Lead development of cross-platform Flutter mobile applications and high-fidelity React/Next.js web apps.
  • Build and maintain robust modular backends using Express.js and Django with high-performance APIs.
  • Manage end-to-end cloud deployments, integrate REST & GraphQL APIs, and optimize server-client communication.
  • Design and optimize PostgreSQL, MySQL, and MongoDB database schemas for large-scale operations.
  • Collaborate directly with enterprise clients to deliver bespoke software aligned with strategic business needs.
React Next.js Flutter Express.js Django PostgreSQL MongoDB

Freelance Software Developer

EchoMatrix Solutions
Apr 2025 – Sep 2025
  • Contributed to critical web and mobile application components for various client-facing deployments.
  • Assisted in crafting responsive frontend user interfaces and integrating robust backend REST endpoints.
  • Collaborated closely with core development teams to translate client requirements into functional modules.
  • Focused heavily on performance tuning, visual consistency, and responsive layouts across platforms.
React Express.js MySQL JavaScript Vanilla CSS

Product Support Engineer

VSoft Technologies Pvt. Ltd.
Oct 2024 – Sep 2025
  • Managed and monitored mission-critical production servers hosting digital banking applications, maintaining 99.9% uptime.
  • Orchestrated daily and custom SQL operations on production databases to secure data integrity and transaction accuracy.
  • Coordinated directly with core dev teams to push patches, resolve live application failures, and maintain system stability.
  • Supported VSoft's high-traffic digital banking suite including mobile banking, fund transfers, and compliance analytics.
Windows Servers SQL Server PostgreSQL Core Banking Systems

Software Developer

Tif Labs
Mar 2024 – May 2024
  • Designed and deployed secure Express.js routes and endpoints to streamline complex workflows.
  • Developed robust Selenium-based browser automation scripts for large-scale operational tasks and testing.
  • Partnered with senior engineers to refactor backend runtimes, improving overall API responsiveness.
  • Upgraded log-tracking and error-handling architectures to establish highly reliable production services.
Node.js Express.js JavaScript Selenium

Bachelor of Engineering (BE)

Computer Science and Engineering
Graduated 2024
  • Completed coursework at T. John Institute of Engineering, Bengaluru, India.
  • Focused on Advanced Algorithms, Database Systems, Software Architectures, and Web Technologies.
  • Active participant in coding hackathons, technical symposia, and mobile application workshops.

Intermediate Education (PCMC)

Mathematics, Physics, Chemistry & Computer Science
Completed 2020
  • Studied at Swamy Vivekananda Vidyalaya Higher Secondary School, Kadayampatti, Salem, India.
  • Built foundation in logical deduction, mathematical proofs, and basic computational logic.

Secondary School Leaving Certificate (SSLC)

General Schooling
Completed 2018
  • Completed schooling at Swamy Vivekananda Vidyalaya Matriculation School, Kadayampatti, Salem, India.
  • Excellent performance in mathematics and science fairs.

Flagship Deployments

Real-world production platforms built for speed, safety, and reliability.

Web / Enterprise
📊

Project Management System

Enterprise project management platform enabling organizations to manage projects, track tasks & subtasks, generate Minutes of Meeting (MOM), and monitor payments & invoices. Supports secure role-based access control, real-time analytics, and automated holiday planners.

React Next.js Flutter Express.js Django MongoDB
Mobile / IoT
🎟️

ByPass Visitor Management

Modern access control system automating visitor check-in/out via secure QR code scanning and real-time photo capture. Built as a dual solution featuring a Flutter app for visitor registration and a React dashboard for multi-organization configuration with integrated PayU billing.

Flutter React Node.js Prisma ORM MySQL PayU
FinTech / Core
🏦

OnView CTS & eDesk Capture

Cheque Truncation System (CTS) and distributed branch capture solution ensuring grid-based clearing compliance. Features remote cheque image capture, advanced fraud verification, exception handling, and full Core Banking System (CBS) synchronization.

SQL Server Linux Jenkins Shell Scripting PostgreSQL
Automation / Bot
🤖

LinkedIn Job Automation Bot

High-reliability bot executing automated candidate login, keyword searching, and application pipelines on LinkedIn. Configured with an integrated Excel tracker (OpenPyXL) mapping targets, error boundaries, and dynamic element waits for smooth execution.

Python Selenium OpenPyXL Excel Integration

Playground Terminal

Type shell commands directly in the window below to query Hari's agent database in real-time.

hari@terminal: ~ (Type 'help' to start)
System Online. Welcome to Hari's Developer Database Portal.
Fetching profile data... OK. Core agent engine initialized successfully.
Type help to view available terminal commands.
hariharan@dev:~$

Insights & Activity Feed

Real-time technical write-ups and LinkedIn professional updates synced dynamically.

Initiate a Collaboration

Looking to build premium web/mobile applications, secure robust database engines, or automate workflow operations? Drop a line and let's craft it.

📧

Direct Email

hariharan010703@gmail.com

📞

Contact Number

+91 6364817511

📍

Headquarters

Bengaluru / Salem, India