Hi, I'm Aleazer Viannie Sunn

Software Developer & Technology Lead

Innovative and detail-oriented Developer experience in building scalable and high-performance applications. Transforming complex business requirements into efficient technical solutions.

Aleazer Viannie Sunn

About Me

As a Technology Lead with over three years of experience, I specialize in transforming complex business requirements into efficient technical solutions. My collaborative nature, mentoring skills, and dedication to continuous improvement enable me to thrive in fast-paced, mission-driven environments.

What I Do

Full-Stack Development

Expertise in both frontend and backend technologies with modern frameworks

Microservices Architecture

Designed and implemented scalable microservices-based systems

Data Management

Comprehensive data modeling and architecture solutions

IoT & Industrial Protocols

Experience with MQTT, WebSocket, Modbus, and BACnet protocols

Quality Assurance

Automated testing and CI/CD pipeline implementation

Team Leadership

Mentoring junior developers and establishing coding standards

Technical Skills

Programming Languages

SQL
TypeScript
Python
JavaScript

Frameworks

ExpressJs
Django
FastAPI
React
Node.js

Databases

PostgreSQL
MongoDB
ORMs
Redis

Tools

Docker
Git
RabbitMQ
Mosquitto
MQTT

Testing

Pytest
Jest
JMeter

Methodologies

Agile
Scrum

Protocols

REST
MQTT
WebSocket
Modbus
BACnet

Professional Experience

Leading technology initiatives and driving innovation in software development

Senior Full Stack Developer

Adda.io

September 2025 – Present
Remote

Key Achievements & Responsibilities

  • Engineered a backend system to generate standardized, bilingual (English/Arabic) PDF contracts directly from the ERP, auto-populating tenant and property data to ensure Ejari and DLD compliance.
  • Developed a robust CSV bulk-upload tool with complex validation logic for configuring unit metadata at scale, reducing enterprise client onboarding time from weeks to minutes.
  • Architected data structures and backend logic for unit-level expense tagging and automated Unit-wise Profit & Loss reporting, replacing manual offline tracking with real-time financial visibility.
  • Built an end-to-end digital permit system within Community Forms, integrating mandatory file uploads, resident acknowledgments, and automated PDF issuance to eliminate administrative bottlenecks.
  • Implemented automated background workflows to monitor and alert management of expiring RERA-mandated documents (Emirates IDs and Passports), mitigating critical compliance risks.
  • Resolved complex data state ambiguities across the ERP and introduced vital tracking metrics to ensure consistency across PDF, CSV, and Excel exports.
  • Optimized data storage and query performance by identifying frequently accessed fields and adding appropriate database indexes.
  • Improved codebase maintainability by migrating hardcoded configuration values into environment variables and adopting TypeScript for safer execution.

Technologies Used

TypeScript
Node.js
PostgreSQL
PDF Generation
ERP Integration
Background Jobs
REST APIs
Excel/CSV
Fullstack Developer

Sonicbolt Technologies

October 2021 – September 2025
Shillong, Meghalaya, India

Key Achievements & Responsibilities

  • Led development of a real-time IoT analytics dashboard for visualizing cleaned and processed device data.
  • Architected and implemented microservices and microfrontend systems to improve scalability and reduce deployment downtime.
  • Developed APIs using Node.js and Python frameworks, and implemented ETL pipelines for data transformation and distribution.
  • Applied IoT protocols (REST, MQTT, WebSocket) and industrial standards like Modbus and BACnet.
  • Built automated tests with Pytest/Jest, improved application quality, and contributed to overall solution and technical architecture.
  • Prioritized performance and security across the stack.
  • Mentored junior developers, established coding standards, and integrated CI/CD pipelines reducing deployment times by 20%.

Technologies Used

TypeScript
Python
React
Django
FastAPI
PostgreSQL
MongoDB
Docker
MQTT
Microservices
CI/CD

Featured Projects

Showcasing innovative solutions and technical expertise

St. Paul’s Higher Secondary School Website
Freelance Project
January 2025 – June 2025
St. Paul’s Higher Secondary School Website

Built a fully functional and responsive school website with a dynamic admin panel using Next.js, Supabase, and Tailwind CSS

Key Features

  • Developed CRUD functionality for Courses, News, Events, Notices, Teachers, Gallery, and Contact Messages
  • Product catalog with search and Designed a public-facing website that displays real-time updates from the admin panel.
  • Shopping cart and checkout Integrated Supabase for database and file storage, and built secure API endpoints for data management.
  • Payment gateway Implemented role-based access control and responsive UI for a seamless experience across devices.
  • Admin dashboard for inventory management
  • Responsive design for all Optimized for SEO and performance to improve visibility and load times.

Technologies

Next.js
Supabase
Tailwind CSS
eCommerce Platform
Personal Project
May 2021 – August 2024
eCommerce Platform

Built a comprehensive eCommerce platform from the ground up featuring user authentication, product catalog, shopping cart, payment integration, and admin dashboard. Implemented modern state management and responsive design principles.

Key Features

  • User authentication and authorization
  • Product catalog with search and filtering
  • Shopping cart and checkout process
  • Payment gateway integration
  • Admin dashboard for inventory management
  • Responsive design for all devices

Technologies

React
Redux
Django
PostgreSQL
REST API
Notes App
Personal Project
Nov 2021
Notes App

Built a full-stack note-taking application using Django (backend) and React (frontend), featuring user authentication, CRUD functionality, and a responsive UI for efficient note management.

Key Features

  • Create, Read, Update and delete Notes

Technologies

React
Django
SQlite
REST API
Personal Blog
Personal Project
Nov 2021
Personal Blog

Currently building a fast, SEO-friendly personal blog using Astro.js to document my projects, share technical insights, and enhance my web development portfolio with a focus on performance and modern best practices.

Key Features

  • Create, Read, Update and delete Notes

Technologies

Astro
Tailwind
Light U-Net: Semantic Segmentation
Research Project
August 2020 – May 2021
Light U-Net: Semantic Segmentation

Developed a lightweight version of the U-Net architecture for multiclass semantic segmentation of natural images. The model achieves high accuracy while maintaining computational efficiency, making it suitable for real-time applications.

Key Features

  • Novel lightweight U-Net architecture
  • Multiclass semantic segmentation
  • Optimized for outdoor scene analysis
  • Published research paper
  • Improved computational efficiency
  • Real-time processing capabilities

Technologies

Python
TensorFlow
Computer Vision
Deep Learning
Receipt Processor
Personal Project
May 2025
Receipt Processor

This is a full-stack web application for uploading scanned PDF receipts, extracting key details using OCR, and managing them via a FastAPI backend and a modern Next.js frontend.

Key Features

  • Upload Tab
  • Files Tab
  • Receipts Tab
  • Details Tab

Technologies

Python
NextJS
FastAPI
Pytesseract

Education & Publications

Academic foundation and research contributions

Bachelor of Technology

Computer Science Engineering and IT

Assam Don Bosco University

July 2017 – September 2021
Assam, India
Key Areas of Study
Computer Science
Software Engineering
Data Structures
Algorithms
Database Systems
Machine Learning
Research Publications

Contributing to academic knowledge

Light U-Net: Network Architecture for Outdoor Scene Semantic Segmentation

Author: Aleazer Viannie Sunn

We present a novel and efficient semantic segmentation architecture termed Light U-Net in this paper. The proposed architecture demonstrates improved computational efficiency while maintaining high accuracy for outdoor scene semantic segmentation tasks.

Computer Vision
Deep Learning
Semantic Segmentation
U-Net Architecture

Get In Touch

Ready to collaborate on your next project? Let's discuss how I can help transform your ideas into efficient technical solutions.

Let's Connect

I'm always interested in discussing new opportunities, innovative projects, and potential collaborations. Whether you're looking for a technology lead, senior developer, or technical consultant, I'd love to hear from you.

Location

Shillong, Meghalaya, India

Send a Message