Summary
Overview
Work History
Education
Skills
Timeline
Generic
Aromal S

Aromal S

Backend Developer
Kollam

Summary

Senior Backend Developer with 3+ years of experience in designing and scaling high-performance backend systems using Python and Django REST Framework. Proven expertise in API architecture, distributed systems, and scalable platform design for high-traffic, multi-channel applications. Strong experience in third-party integrations, event-driven architectures, and system-level optimizations.

Demonstrated ability to lead backend implementations, resolve complex production issues, and deliver secure, reliable, production-grade solutions. A technically driven engineer focused on scalability, performance, and long-term system stability, with a strong commitment to engineering excellence and business impact.

Overview

3
3
years of professional experience
2
2
Languages

Work History

Back End Developer

Chat360
04.2023 - Current
  • Designed and developed scalable backend services and RESTful APIs for an omnichannel messaging and chatbot platform using Python and Django REST Framework.
  • Implemented WhatsApp Carousel Templates to support large-scale marketing campaigns, enabling rich media messaging with dynamic actions.
  • Built a social monitoring system for Instagram, Facebook, and Google My Business, aggregating comments, messages, and reviews through Meta and Google APIs.
  • Designed and implemented a bot analytics framework to accurately measure individual bot efficiency and overall system performance.
  • Performed system-level performance optimizations, including query tuning, caching strategies, async processing, and event deduplication for high-volume traffic.
  • Implemented a Role-Based Access Control (RBAC) system across the platform to enforce secure and granular access control.
  • Designed and maintained a webhook management system for reliable, idempotent event processing across multiple channels.
  • Integrated Zoho (CRM/Desk) to sync customer conversations, tickets, and engagement data with external business systems.
  • Fixed multiple critical production bugs and delivered hotfixes while maintaining platform stability.
  • Worked closely with clients and cross-functional teams to gather requirements, deliver custom solutions, and support live deployments.
  • Managed efficient SQL queries and data transport.
  • Defined and maintained databases to deliver responsiveness to data client requests.

Back End Developer

Freelance Developer
01.2023 - 03.2023
  • Designed and developed a blockchain-based online election system for college students, ensuring data integrity, transparency, and tamper resistance.
  • Architected and built the backend system for a coffee shop management platform, including order management, user roles, and reporting; the system is actively used in production.
  • Developed a tournament hosting platform, supporting team registrations, match scheduling, result tracking, and leaderboard management.
  • Designed scalable backend architectures, RESTful APIs, and database schemas tailored to real-world usage.
  • Implemented authentication, authorization, and role-based access controls across freelance projects.
  • Delivered end-to-end backend solutions by gathering client requirements, designing system flows, and deploying production-ready applications.

Education

Bachelor of Technology - Computer Science

APJ Abdul Kalam Technological University
Trivandrum
04.2001 -

Higher Secondary - Biology Science

CPHSS
Kollam
04.2001 -

Class 10th -

Nehru Memorial Model Secondary
Kollam
04.2001 -

Skills

  • Programming Languages: Python
  • Backend Frameworks: Django, Django REST Framework
  • API Development: RESTful API design, API versioning, authentication & authorization
  • Scalability & Performance: High-traffic system design, Redis caching, async processing, event deduplication, query optimization
  • Databases: PostgreSQL, MySQL, relational database design, indexing, data integrity
  • Messaging & Integrations: WhatsApp Business API, Meta (Facebook & Instagram) APIs, Google My Business API, Zoho integrations
  • Distributed Systems: Webhook management, event-driven architecture, background task processing

  • Security: RBAC implementation, secure API access, data protection best practices
  • Testing & Debugging: Unit testing, integration testing, production debugging, log analysis
  • Version Control & DevOps: Git, GitHub/GitLab workflows, code reviews, deployment support
  • Monitoring & Analytics: Bot analytics, system monitoring, performance tracking
  • Development Practices: Clean code, modular architecture, documentation, continuous learning
  • Third Party API Integration

Timeline

Back End Developer

Chat360
04.2023 - Current

Back End Developer

Freelance Developer
01.2023 - 03.2023

Bachelor of Technology - Computer Science

APJ Abdul Kalam Technological University
04.2001 -

Higher Secondary - Biology Science

CPHSS
04.2001 -

Class 10th -

Nehru Memorial Model Secondary
04.2001 -
Aromal SBackend Developer