Arjan Aswal

Full-stack Engineer • Milton, ON, CA

Full Stack Development

React

Node.js

PostgreSQL

MERN

Software Engineering

TypeScript

Express.js

Docker

Amazon Web Services

Javascript

Microservices

Firebase

Kubernetes

REST

CI/CD

MongoDB

Linux

Flutter

SQL

Available for hire fromNegotiable

Full-Time Roles

Contracts

An experienced full-stack developer adept at optimizing backend systems, and developing dynamic and user-friendly web interfaces.

As a seasoned software engineer, I have demonstrated a consistent record of accomplishment in designing and implementing web applications that have garnered both favorable feedback and financial success. With an unwavering commitment to precision and meticulousness, I possess exceptional problem-solving abilities and can thrive in dynamic team settings characterized by fast-paced workflows. Proficient in Node.js, React.js, Express.js, NestJS, TypeScript, SQL/NoSQL databases, AWS, Firebase, Docker, and Microservices.

Projects

Noddit

Noddit is an Open Source Reddit clone implemented in Node.js. Noddit is a RESTful API that conforms to the constraints of REST architectural style and allows for interaction with RESTful web services. Features - Nginx as a reverse proxy and load balancer. - Hot ranking algorithm (similar to Reddit) to sort by trending. - Cron job to calculate the score (rank) of each post and comment. - Scalable file upload to Amazon S3 through secure presigned URLs. - Query caching through Redis DB. - Deployed with AWS Elastic Beanstalk. - Integration testing through Jest. - Follows the Model View Controller (MVC) architecture. - Fully automated Continuous Integration and Deployment (CI/CD) through GitHub Actions. - Advanced Database queries for complex requests. - API documentation through Swagger and Postman. - Sendgrid API integration to send emails. - ESLint and Prettier integration. - Fully dockerized app with proper health checking of containers which follows the best practices. - A centralised Error handler for efficient error handling. - Production grade logging through Winston. - Email templating with Pug. See More

JotPad

A minimalistic, distraction-free Rich Text editor that helps you draft your thoughts into concrete rich texts. Using this app, you can write notes, poems, essays, novels, stories, screenplays, drafts, and even your grocery shopping list! Just open the app wherever you are and conveniently ‘jot’ your thoughts into words without losing your content. Tech stack - Flutter, Firebase, RevenueCat SDK, Facebook and Google Ads integration.See More

MeowTube

MeowTube is a one-of-a-kind short video community app for all of you cat-lovers out there! Here, you can not only create and share funny and adorable cat videos but also watch the videos shared by others! You can also follow your favorite creators, like and comment on the videos, and download them too. New content gets added for you so that you never get bored.See More

Stockfish

The Stockfish Chess Engine is a software component developed for the Flutter framework, which facilitates the creation of high-performance mobile applications. This engine leverages C++ bindings to enable seamless communication between the Flutter application and the underlying Stockfish chess engine. Presently, the Lichess organization has adopted this package in its efforts to develop a chess mobile application for both iOS and Android platforms.See More

Work History

Backend Engineer

Sublime Data SystemsMay 2022 - Present • 2 yrs 5 mos• Overhauled the development toolchain of the company, bringing in features such as TypeScript, ES6, unit testing, bundling, linting, and automated CI/CD • Spearheaded the development of high-performance webhooks, integrating them with WebSockets, resulting in a 30% faster message delivery. • Automated cron jobs reduced manual data cleanups by 90% and improved PostgreSQL query execution performance by 40% by restructuring database schema. • Utilized git submodules to streamline the combined repository, cutting deployment time in half, enhancing code maintainability, and facilitating a more efficient development workflow. • Led a team of software engineers in developing backend infrastructure, successfully delivering functional web applications that met or exceeded client requirements and expectations.

Backend Engineer Consultant

CodantoJul 2022 - Nov 2022 • 5 mos• Collaborated on the backend system for an IoT-capable mobile app, optimizing express middlewares for a 30% faster data retrieval. • Implemented caching mechanisms through Redis that reduced server response times, leading to a 15% overall app performance improvement. • Introduced TypeScript and used enums for better type checking, enhanced code consistency by utilizing shared types between the frontend and backend. • Implemented a database sharding strategy to horizontally scale and distribute data, resulting in a significant improvement in system scalability and performance. Integrated and worked with PostGIS to manage and query geolocation data.

Software Engineer Consultant

INDUSTRY PDXJan 2022 - Apr 2022 • 4 mos• Designed and implemented a high-impact software solution to efficiently analyze an electronic board game and translate over 50 game piece positions into data tables and functions accessible via an API. • Worked directly with the libraries analyzing the game and reading data from the electronic board, implementing optimizations that resulted in a 30% improvement in-game data processing speed, facilitating seamless interaction between developers and the board game hardware. • Maintained a near-zero tech debt throughout the project, ensuring long-term sustainability and ease of maintenance.

Mobile App Engineer

IonioJun 2021 - Oct 2021 • 5 mos• Developed a cross-platform mobile app seamlessly interacting with Twitter API through Firebase Cloud Functions, enhancing user experience by significantly reducing the build size to approximately 25 MBs. • Implemented robust data caching mechanisms, reducing data transfer and eliminating unnecessary API calls, resulting in a substantial 20% decrease in mobile data usage for app users. • Leveraged Webflow SDK to manage user website metadata in the app, skillfully utilized JavaScript libraries for Mapbox API to provide users with advanced geolocation functionalities and features.

Education

Chandigarh University

Bachelor's Degree, Computer Science and EngineeringJul 2019

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