~/ ajith / engineeringPORTFOLIO v.02
01 / SYSTEM OVERVIEWPYTHON · API · ERP

Behind the interface.
Inside the system.

Backend engineering with a focus on reliable architecture, measurable performance, and real business workflows.

FIG. 01 / BACKEND TOPOLOGYREFERENCE ARCHITECTURE
CLIENT LAYERWeb / ERP clientNext.js · Odoo OWL
HTTPS / REST
APPLICATION LAYERPython APIDjango REST · FastAPI
async tasks
read / write
BACKGROUND JOBSCelery / RedisQueues · automation
PERSISTENCEPostgreSQLSchemas · indexing
Request → process → persistSeparation of concerns
OBSERVED IMPACTPRODUCTION WORK
01 / QUERY PERFORMANCE3×

Faster PostgreSQL reports

~12s<4s
02 / DEPLOYMENT70%

Less onboarding time

Dockerised Odoo environments
03 / ERP DELIVERY10+

Custom modules shipped

Sales · inventory · accounting
CONTEXT

My ERP work at Smuruthi Technologies connects software design with how businesses operate. I build with Django, FastAPI, and Odoo — from API design to production maintenance.

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Systems & deployments

Production systems, integrations, and open-source work.

SYS_01E-commerce · Live

Sira Boutique

Production e-commerce platform for a UAE luxury florist, with product catalogs, cart, subscriptions, coupons, delivery scheduling and Stripe payments.

Next.jsDjango RESTPostgreSQL+ Stripe payments
Next.jsDjangoDRFPostgreSQL
Live Production
SYS_02Published · Odoo App Store

Account Reports Community v2

Advanced accounting reports for Odoo Community, featuring multi-period comparisons, common-size analysis, dynamic groupings and PDF/XLSX exports.

PythonOdooAccountingReporting
Odoo 20 Version
SYS_03Published · Odoo App Store

ZKTeco Biometric Attendance

Integrates ZKTeco biometric devices with Odoo attendance, using ADMS and pyzk for device communication and attendance synchronization.

PythonOdoo 19ZKTecoADMS
Odoo 19 Version
SYS_04Confidential · NDA

Hedera × Odoo

PRIVATE / NDA

Exploring tamper-evident ERP record verification by anchoring selected records to Hedera for independent auditability.

PythonHederaOdoo
Hedera Ledger
SYS_05Confidential · Migration

Legacy PHP to Odoo 18

PRIVATE / NDA

Legacy application migration involving SQL Server and PostgreSQL, with a focus on relational integrity and reliable data transformation.

PythonETLSQL ServerPostgreSQL
PHP Legacy
SYS_06Open Source

StoreNova

Full-stack e-commerce application with product variants and inventory management, built with a Python backend and asynchronous task processing.

DjangoRedisCeleryPostgreSQL
Django Backend
SYS_07Open Source

DevCollab

Developer community platform focused on collaboration, authentication, real-time communication and efficient database queries.

Django REST FrameworkWebSocketPostgreSQL
JWT Authentication
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Architecture capabilities

Technical scope / from design through maintenance.

DISCIPLINEIMPLEMENTATION SCOPE
01

Django & FastAPI

High-performance Python backends with DRF or FastAPI. Async-ready, documented, production-tested.

REST & async APIsJWT / OAuth2 authAdmin & background jobs
02

Odoo ERP

Custom Odoo modules (v14–v20) shaped around how your business actually works.

Custom modulesWorkflow automationMigrations & upgrades
03

API Integration

Connect your tools and kill manual data entry via REST, XML-RPC and webhooks.

Third-party APIsData-sync pipelinesEvent-driven flows
04

Database Tuning

PostgreSQL schemas and query tuning — up to 60% faster through indexing and refactoring.

Schema designIndexingProfiling
05

Process Automation

Python scripts and Celery jobs that run repetitive work reliably in the background.

Celery & schedulersETL pipelinesReport automation
06

Maintenance

Diagnose and fix existing Django, FastAPI or Odoo codebases without breaking what works.

Bug fixingCode reviewOngoing support

EXTENDED TOOLKIT

PythonDjangoFastAPIDRFCeleryOdoo 14–20OWLPostgreSQLMySQLMongoDBRedisDockerNginxLinuxNext.jsTailwind
01 →

Discovery

Requirements & timeline

02 →

Proposal

Scope, plan & estimate

03 →

Build

Milestone updates

04 →

Delivery

Docs & ongoing support

/04

Engineering log

Experience, client work, and continued learning.

Oct 2024 — Present

Smuruthi Technologies

Python Developer

  • ↳Built 10+ Odoo ERP modules, cutting processing time by 30%.
  • ↳Tuned PostgreSQL — reports from ~12s to under 4s.
  • ↳Dockerised the Odoo stack, reducing onboarding time by 70%.
  • ↳Integrated Hedera blockchain for verifiable digital certificates.
  • ↳Led PHP/MySQL → Odoo 18 and Tally → Odoo 19 migrations.
  • ↳Automated HR attendance via ZKTeco biometric API.
2023 — Present

Sira Boutique

Freelance Backend Developer

  • ↳Designed the Django REST API behind a Next.js storefront.
  • ↳Delivered 15+ modules and Stripe order lifecycle.
  • ↳Owned the engagement end to end with direct client communication.
CLIENT NOTE / SIRA BOUTIQUE
“Ajith built our online flower shop exactly the way we needed — fast, reliable, and easy for customers. He understood our business and delivered on time.”

Fasil / Sira Boutique

CONTINUED LEARNING

Python Django: Complete CourseUdemy · 2022
Python with Data ScienceBesant Technologies · 2020
PostgreSQL for DevelopersUdemy · 2023
Docker & ContainerizationUdemy · 2023
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Open a conversation

Backend roles, ERP projects, or a system that needs attention.

DIRECT CONNECTION AVAILABLE

$ connect --with ajith

What are you building?

Let's talk through the architecture, the requirements, and what comes next.

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