Production Systems • API Integrations • Automation • Operational Software

Software engineer focused on building production-grade operational systems using Ruby on Rails.

I work primarily on:

• ERP & HRMS platforms
• backend workflow automation
• API integrations
• hardware-to-cloud systems
• background job architectures
• operational business software

I’ve worked on large Rails systems involving:

• payroll
• attendance
• inventory
• approvals
• finance
• CRM workflows
• reporting systems

including enterprise and government clients such as:

• IHM Pusa (Ministry of Tourism, Govt. of India)

Production system actively used by a real gym with 200+ members.

• Built biometric attendance synchronization using Python + ZKTeco devices
• Designed dual-layer deduplication logic to prevent duplicate attendance records
• Implemented webhook-driven WhatsApp delivery tracking using Meta Cloud API
• Built subscription, payment, and operational workflow systems
• Handled production debugging, deployment, and infrastructure workflows

Ruby on Rails Python MySQL Hotwire Meta Cloud API

🔗 Repo:

• https://github.com/imlakshay08/spine-fitness-gym-management-system

Backend synchronization pipeline integrating:

Empire Flippers API → PostgreSQL → HubSpot CRM → Google Sheets

• Reached the global final round (top 7 worldwide) in Empire Flippers' engineering hiring process.

• Full pagination handling for external API ingestion
• Idempotent synchronization workflows
• Retry-safe Sidekiq scheduled jobs
• Deduplication logic for CRM consistency
• RSpec test coverage for services and jobs

Ruby on Rails PostgreSQL Redis Sidekiq RSpec

🔗 Repo:

• https://github.com/imlakshay08/empire-sync

Worked on large operational Rails ERP/HRMS systems spanning:

• 100+ relational database tables
• hundreds of interconnected workflows
• attendance & payroll systems
• finance & approval workflows
• inventory & CRM modules
• reporting & operational dashboards

• ERP
• HRMS
• Payroll
• Attendance Systems
• CRM
• Inventory
• Event Management
• Membership Management

I write about:

• backend architecture
• webhook systems
• production debugging
• hardware integrations
• operational software engineering

• Designing a Hardware-to-Cloud Pipeline (Biometric → Rails)
• Replacing Interakt with Meta Cloud API
• Building a Production Gym Management System with Ruby on Rails

🔗 Hashnode:

• https://hashnode.com/@imlakshay08

Contributed to:

• Scarpe (Ruby Desktop Framework)
• Open Library (Internet Archive)

Worked through:

• maintainer reviews
• pull request iterations
• production-oriented contributions

• Ruby
• Ruby on Rails
• Python
• REST APIs
• Sidekiq
• Redis

• PostgreSQL
• MySQL

• Hotwire
• JavaScript
• React
• Tailwind CSS

• Docker
• Linux
• Git
• Render

• Backend architecture
• System design
• Reliability engineering
• Scaling Rails applications
• Distributed systems fundamentals
• Testing & observability

• LinkedIn: https://www.linkedin.com/in/imlakshay08
• GitHub: https://github.com/imlakshay08
• Hashnode: https://hashnode.com/@imlakshay08
• Email: tyagilakshay119@gmail.com