Software Solution Architect
Arun Prasher
Senior Full Stack Engineer & Solution Architect
19+ years designing, building, and operating production systems — React/Next.js and Python/Django applications, event-driven pipelines on AWS (SQS, EC2, IaC), PostgreSQL and MongoDB, and LLM APIs integrated behind service boundaries.
- +91 9888198765
- arunprasher@hotmail.com
- arunprasher.dev
- Kangra, Himachal Pradesh, India
Work Experience
Senior Full Stack Developer / DevOps
Finance That · Ontario, Canada (Remote)
Own architecture, full-stack delivery, and production operations for a distributed web platform — APIs, async workers, data stores, and AWS infrastructure.
- Applications: Next.js/React SPAs, Python/Django REST APIs, JWT auth, multi-store persistence (PostgreSQL, MongoDB, Redis)
- Pipelines: Multi-stage, queue-driven ingestion — producers, staged SQS workers, staging → canonical DB, search indexing and backfills
- Platform: Terraform and Ansible on AWS (EC2, SQS, IAM instance roles), Docker/Kubernetes, systemd-managed daemons, CI/CD
- AI: OpenAI and Gemini APIs for structured validation/enrichment behind existing services; AI-assisted development workflow
- Operations: Linux (Ubuntu), security hardening, performance tuning, queue depth and error observability
Software Solutions Architect
Paradise Techsoft Solutions · Mohali, India
Led architectural design and technical decision-making for enterprise applications. Managed cross-functional teams and established development best practices.
- Python & Django: Django, DRF, Celery with NGINX and Gunicorn
- PHP & Laravel: JWT authentication and RESTful API design
- Node.js: Scalable backend services and microservices
- DevOps: Docker, Kubernetes on AWS with Linux administration
- Performance: Redis caching, RabbitMQ async processing, query optimization
System Architect
IDEA Foundation · Panchkula, India
Led system architecture for SaaS and on-prem data platforms. Stood up a government project on a private intranet — multi-server Linux (Ubuntu), MongoDB, and Django — plus PHP/Python SaaS work (BuilderStorm and others) with hands-on Linux administration.
Team Leader
SJS IT7Solutions · Mohali, India
Led development teams building enterprise e-commerce solutions with Laravel, Symfony, Yii, CodeIgniter, and CakePHP. Managed timelines, code reviews, and technical mentorship.
Project Manager
Cyber World UK Ltd. · Mohali, India
Started as Software Engineer (PHP/CakePHP, MySQL, jQuery). Promoted to Project Manager — led teams, managed client relationships, and delivered e-commerce projects end-to-end.
Web Designer
ArtHill · Gurgaon, India
Visual design with Photoshop and CorelDRAW, responsive HTML/CSS layouts, and interactive frontend with jQuery and JavaScript.
Web Designer
Miracle Technologies · Jalandhar, India
Website layout design in Photoshop and standards-compliant HTML markup for client websites.
Key Projects
Selected work demonstrating platform engineering, distributed pipelines, and full-stack delivery.
Cloud-Native Data Pipeline & Platform
Technical scope
- Batch ingestion with stage-separated workers (queue → normalize → diff → persist → index)
- PostgreSQL as system of record; MongoDB for high-volume staging and spec data; sync/migration tooling between stores
- Media processing queue with validation gates before publish; OpenSearch indexing and historical backfills
My role
- Designed pipeline boundaries, worker contracts, and failure/retry semantics
- Implemented producers, workers, and management commands; automated deploys with Terraform, Ansible, and systemd on EC2
- Integrated LLM APIs for structured data validation behind existing domain services
Use Case
- Cloud-based CRM for the service sector with real-time customer interaction analytics
- End-to-end customer lifecycle management from lead generation to task completion
My Role
- Led infrastructure planning and architecture design for the entire platform
- Full-stack development and deployment on Linux (Ubuntu) servers
Use Case
- Insurance agent platform for client management and 99-year financial portfolio forecasting
- Complete follow-up and client relationship management tools
My Role
- Led infrastructure planning and application flow architecture
- Developed multi-tenant SaaS architecture for scalable deployment
Government Data Platform (On-Prem Intranet)
Technical scope
- Large-scale data platform deployed entirely on an in-house server network — no public internet exposure
- MongoDB-backed storage and Python/Django services for ingesting, segregating, and distributing datasets to internal consumers
- Multi-server Linux environment: application hosts, database nodes, and supporting services wired over the organization intranet
My role
- Planned and stood up on-prem infrastructure — server sizing, Linux (Ubuntu) provisioning, service layout, and deployment topology across intranet hosts
- Full-stack development on Django; database design and ops on MongoDB within the closed network
- Ongoing Linux administration: installs, hardening, monitoring, backups, and production troubleshooting on in-house hardware
Use Case
- Construction management SaaS — document control, project oversight, and business operations
- Modular platform with customizable features per client requirements
My Role
- Diagnosed and resolved critical performance degradation as customer base grew
- Implemented Redis caching and RabbitMQ async processing — eliminated 502 errors
- Security hardening and database query optimization
Use Case
- SaaS platform integrating CCRD and Chargeback applications with marketing and campaign tools
My Role
- Developed multi-tenant SaaS architecture across marketing, communication, and customization modules
Use Case
- Chargeback management with automated bank PDF processing via GhostScript
- Email fetching system for bank documents from multiple providers
My Role
- Implemented GhostScript integration for automated PDF data extraction
- Built email fetching and validation pipeline for bank document processing
CCRD
Use Case
- Centralized e-commerce management across eBay, Amazon, and custom stores
- Real-time inventory sync via webhooks and automated shipping label generation
My Role
- Built shipment module integrating Shipstation, UPS, USPS, and DHL APIs
- Implemented RabbitMQ messaging and MongoDB caching for inventory performance