Muhammad Abubakar - Full Stack Software Engineer

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Ruby on Rails

PostgreSQL

NodeJS

TypeScript

NestJS

SaaS

GraphQL

RESTful API

ReactJS

Docker

JavaScript

Ruby

Software Engineer

Muhammad

Abubakar

I build

Crafting scalable backend systems, SaaS platforms, and enterprise-grade architectures. Currently engineering global entertainment data at International Showtimes.

Get in Touch

Resume

Years

Projects

Companies

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What I Build

Engineering high-performance scalable modern software.

Full-Stack Web Development

Architecting and developing robust, highly scalable web applications. Delivering seamless user experiences with modern frontends and powerful backend systems.

React & Next.jsRuby on RailsNode.jsSystem ArchitectureCloud Deployment

SaaS Platforms

End-to-end SaaS products with scalable multi-tenant architecture and subscription systems.

20+

Projects Delivered

Backend & APIs

High-performance microservices, RESTful & GraphQL APIs, message queues, and search engines.

Cloud & DevOps

Container orchestration, CI/CD pipelines, and cloud infrastructure for seamless scaling.

Tech Stack

Backend

Ruby on RailsNodeJSNestJSGraphQL

Frontend

ReactJSNextJSGatsby

Databases

PostgreSQLMySQLMongoDBRedis

Infrastructure

AWSHerokuDigital Ocean

Monitoring & Tools

GrafanaPrometheusGitDockerJenkinsn8n

AI & Machine Learning

LLMsGenerative AIAI AgentsPrompt EngineeringFine TuningMCP

Architecture & System Design

MicroservicesMVCRESTful APIsDistributed SystemsCI/CD Pipelines

Project & Team Management

Project LeadershipTeam MentoringTechnical DocumentationProject Estimation & Tracking

Education

BS Computer Science

2015 — 2019

Government College University, Lahore (GCU)

Data Structures & Algorithms, Computer Systems Engineering, Software Architecture

Experience

Where I've worked.

Senior Software Engineer

Current

International Showtimes ·Berlin, Germany (Remote)

Nov 2022 — Present

Optimized high-traffic Ruby on Rails APIs serving millions of daily requests with Redis caching and DB indexing (~35% faster). Built scalable microservices with NestJS/TypeScript, improved data imports with async pipelines, and set up monitoring with Grafana/Prometheus.

Ruby on RailsMongoDBMySQLRedisKubernetesDockerNestJSNextJS

Software Engineer

Virtual Force Inc·Lahore, Pakistan

Jan 2022 — Dec 2022

Developed and maintained Ruby on Rails applications with React frontends. Implemented Sidekiq background processing, integrated third-party services, and optimized PostgreSQL/MongoDB queries for client-facing products.

Ruby on RailsReactNode.jsPostgreSQLMongoDBSidekiq

Software Engineer

Intagleo Systems·Lahore, Pakistan

Mar 2021 — Jan 2022

Enhanced and maintained SaaS products using Ruby on Rails and ReactJS. Designed RESTful APIs and improved application performance through query optimization. Deployed on Heroku.

Ruby on RailsReactPostgreSQLJavaScriptHeroku

Projects

Selected work.

International Showtimes API

High-scale entertainment data platform providing global cinema showtimes, movie metadata, and VoD streaming availability via a unified API serving millions of requests daily.

Ruby on RailsMongoDBKubernetesMicroservicesDockerRedis

🏠

Pynwheel Property Tours

Interactive property tour platform transforming multifamily experiences through touchscreens, tablets, and self-guided tour mobile applications.

Ruby on RailsPostgreSQLReactJavaScriptHeroku

🏢

AR SONS Corporate Platform

High-performance B2B e-commerce and corporate website. Includes a custom-built Content Management System (CMS) for inventory management, instant push notifications for seamless global client communication and automated multi-channel lead generation integrations.

ReactViteTypeScriptTailwind CSSSupabaseNetlify

📣

Amplifyd

Advanced influencer marketing platform connecting brands with influencers for precision campaign execution, content discovery, and wallet-based payments.

Ruby on RailsReactPostgreSQLGatsbyREST APIs

View more on GitHub

Contact

Let's build something together.

Open to freelance and consulting opportunities. If you're building something meaningful, let's talk.

muhammadabubakar111@hotmail.com
+92 324 6865928

Connect on LinkedIn

WhatsApp Me