Muhammad Abdullah
Verified Expert in Engineering
Software Engineer and Developer
Lahore, Punjab, Pakistan
Toptal member since May 18, 2026
Muhammad is a principal software engineer with over nine years of experience building scalable SaaS, fintech, AI-powered, and real-time applications. He specializes in Ruby on Rails, React, Node.js, PostgreSQL, AWS, and modern front-end technologies. With extensive experience collaborating with international startups and remote teams, Muhammad is known for delivering production-ready features, optimizing performance, and solving complex technical challenges efficiently.
Portfolio
Experience
- Ruby - 9 years
- JavaScript - 8 years
- Tailwind CSS - 5 years
- Ruby on Rails 5 - 5 years
- React - 5 years
- Ruby on Rails 7 - 3 years
- Vue - 3 years
- Ruby on Rails 8 - 2 years
Preferred Environment
Slack, Visual Studio Code (VS Code), Codex, Claude Code, Ubuntu, MacBook, MacOS, Cursor AI, Celery, OpenCV, RTSP
The most amazing...
...achievement has been upgrading and scaling complex Rails applications while delivering AI features and production-critical solutions.
Work Experience
Lead Developer
Fileeaters
- Served as an agentic developer and handled multiple projects within weeks.
- Contributed to multiple stacks like Rails, Electron, Node.js, Swift5, and JavaScript.
- Built numerous MVPs that helped secure investments by giving clients a competitive advantage through agentic development.
Principal Software Engineer
ReviewShake
- Added AI features, including AI responses, to reviews, AI summaries, AI reports, and AI sentiment analysis.
- Integrated multiple platforms, including Dentrix, Sikka, Google, and Facebook.
- Managed the AWS infrastructure, including Kubernetes, Terraform, Amazon Elastic Compute Cloud (EC2), and load balancers.
- Managed one developer, assigned tasks, reviewed his PRs, and helped him with code.
Senior Software Engineer
Spark Solutions
- Revamped the company's React components, following new designs.
- Converted React Enzyme tests to the React Testing Library.
- Resolved numerous production bugs and built new features.
Senior Software Engineer
Intercollegiate
- Architected the website from the ground up and designed the main features, including collecting data from different modules and showing it on the UI.
- Implemented various AI features, including reading content, gathering useful information from it, and resuming reading.
- Guided two developers, assigning tasks, reviewing their code, and helping them achieve targets.
Senior Software Engineer
Showday
- Created a website from the MVP stage to a full-fledged app with features such as live streaming, simultaneous broadcasting, and 3rd-party integrations, including Facebook, YouTube, and Shopify.
- Handled production servers, including EC2 instances, Amazon Simple Storage Service (S3), and Amazon Relational Database Service (Amazon RDS).
- Wrote unit, integration, and end-to-end test specs, with total coverage of 90%.
Senior Software Engineer
10Pearls
- Contributed to two projects: a food delivery app and an app related to inmate communications.
- Made the inmate communications website accessible to blind and visually impaired users.
- Resolved many optimization-related bugs in production and created new features.
Software Engineer
Nextbridge
- Worked on multiple projects, from linguistic apps to warehouse management systems, upgrading projects to build high-end features.
- Upgraded multiple projects from older versions to the newest version of Rails.
- Wrote test specs for complete projects, achieving coverage of over 90%.
Experience
ReviewShake Management Platform
https://reviewshake.com/Inmate Communication App
https://www.viapath.com/Jobs Dashboard for Sports
https://intercollegiate.co/Seal Properties
https://www.sealproperties.co.uk/Education
Bachelor's Degree in Software Engineering
Punjab University College of Information Technology - Lahore, Pakistan
Certifications
Ruby
pro5.ai
Skills
Libraries/APIs
React, Stripe, Google APIs, Facebook API, Sidekiq, Claude API, Node.js, REST APIs, OpenAPI, OpenAI API, Stripe API, Auth, API Development, Social APIs, Social Media APIs, Playwright, Google Places API, QuickBooks API, GraphQL API, Vue, YouTube API, Instagram API, TikTok API, FFmpeg, Google Calendar API, Google Maps API, Leaflet, Google Maps, Three.js, Babylon.js, ActiveCampaign API, OpenCV, Resque, React Testing Library, jQuery, Google Drive API, BigCommerce API, Twilio API
Tools
Codex, Claude Code, Zapier, Hotwire, Claude, n8n, Notion, Google Sheets, Microsoft Graph, Microsoft Web Services, GitHub, Figma, Turbo, Cron, Whisper, Google Analytics, Firebase Authentication, Slack, Dentrix, Microsoft Excel, Terraform, Amazon Elastic Container Service (ECS), Prisma, Xero, Microsoft Outlook, Adobe, Adobe CC, Amazon Simple Queue Service (SQS), Amazon Simple Notification Service (SNS), ChatGPT, RSpec, Xcode, Avid Pro Tools, BigQuery, Celery
Languages
Ruby, JavaScript, HTML, CSS, Python, TypeScript, PHP, SQL, GraphQL, Java, CoffeeScript, Go, C++, C#.NET, JRuby, Swift, Swift 5
Frameworks
Ruby on Rails 5, Ruby on Rails 7, Stimulus, Tailwind CSS, Ruby on Rails (RoR), Next.js, MUI CSS, OAuth 2, Express.js, AngularJS, NestJS, Angular, React Native, Laravel, Flutter, Scrapy, Fastify, LangGraph, Agentic Frameworks, Ruby on Rails 6, Electron, SwiftUI, AppKit, Alembic
Paradigms
Object-oriented Programming (OOP), API Architecture, REST API Architecture, Automation, Role-based Access Control (RBAC), Scrum, Continuous Delivery (CD), Continuous Integration (CI), B2C, Event-driven Architecture, Unit Testing, Database Design, REST, Mobile Development, Model Context Protocol (MCP), DevOps, HIPAA Compliance, Search Engine Optimization (SEO), B2B, Clean Code, Automated Testing, Desktop App Development
Platforms
Ubuntu, Amazon Web Services (AWS), Firebase, YouTube, Vercel, Heroku, Docker, Kubernetes, Google Cloud Platform (GCP), Mapbox, Visual Studio Code (VS Code), MacOS, Software Design Patterns, Shopify, iOS, DigitalOcean, Calendly, GoHighLevel, Vertex AI, Netlify, Trigger.io, LangSmith, Apache Kafka, AWS IoT, AWS IoT Core, Azure, Mobile, Android, Blockchain, BigCommerce, AWS Lambda, Desktop, Twilio
Storage
Databases, MySQL, PostgreSQL, JSON, MongoDB, Google Cloud, Data Pipelines, Redis, Elasticsearch, Database Architecture, Relational Databases, Google Cloud SQL
Industry Expertise
Social Media, Healthcare
Other
Programming, Data Structures, Algorithms, Artificial Intelligence (AI), Upgrades, Ruby on Rails 8, APIs, Front-end, Cursor AI, Styled-components, API Integration, Full-stack, Agentic Coding, Minimum Viable Product (MVP), Large Language Models (LLMs), Supabase, Webhooks, Lovable, Workflow Automation, Workflow Automation & System Integration, Email, Gmail, AI Automation, AI Agents, Event-driven Systems, OAuth, PDF, Retrieval-augmented Generation (RAG), Auditing, Documentation, Reporting, Architecture, Full-stack Development, Technical Leadership, OpenAI, Microsoft Graph API, CI/CD Pipelines, Back-end Development, Front-end Development, Startups, SvelteKit, Multitenancy, Software Architecture, Cloud Infrastructure, Back-end, GitHub Actions, WebSockets, User Experience (UX), Vibe Coding, Authentication, SaaS, Software as a Service (SaaS), Multi-tenant SaaS, Web Applications, Workflow, Anthropic, Agentic AI, AI-assisted Development, Data Extraction, LLM Integration, Integrations, Large Language Model Operations (LLMOps), Integration, Email Systems, Business to Consumer (B2C), Pipelines, SMTP, API Design, Payment APIs, Payments, AI Voice Agents, ElevenLabs Solutions, Speech-to-Text (STT), AI Chatbots, Optimization, Websites, Vector Databases, Dashboards, Data Modeling, eCommerce, Monday.com, Google Drive, CRM, Gemini, Tools, Workflows, GeoJSON, Mobile-first Design, QR Codes, Video Processing, Videos, Web Development, AI-generated Code, AI Tools, Authorization, Query Optimization, Web Application Design, Agentic AI Systems, Cloud, Production Engineering, API Connectors, Middleware, Coding, MacBook, Scraping, AI Integration, HIPAA, Row-level Security (RLS), LangChain, Email Automation, Security, FastAPI, Make, App Design, Cloudflare, Web Crawlers, Maps, Leadership, Solution Architecture, Fintech, Human Resources (HR), Healthtech, Live Chat, TikTok, Instagram, Monetization, Community Management, Logistics, Marketplaces, 3D Rendering, Geospatial Data, Real Estate, Booking Systems, Web Scraping, Bun, Infrastructure, Multi-agent Orchestration, Amazon Bedrock AgentCore, Large-scale Web Crawlers, Data, Orchestration, DNS, DNS Configuration, Data Orchestration, Data Verification, EmailListVerify, HIPAA Electronic Data Interchange (EDI), Medical Software, SEO Tools, Event Streaming, AI Agent Orchestration, ActiveCampaign, Electronic Health Records (EHR), Temporal, Data Aggregation, Healthcare Software, Pinecone, CRM APIs, Microsoft 365, 2D Image Processing, Image Processing, Amazon API Gateway, Amazon EventBridge, Financial Services, Voice Recognition, Apify SDK, ChatGPT API, Identity & Access Management (IAM), Data Engineering, Data Governance, Agentic RAG Systems, MVP Design, Business Process Automation, Chatbots, AI Architecture, AI Engineering, Mobile Apps, Generative Artificial Intelligence (GenAI), Team Leadership, Enterprise, Document Parsing, CSV, Data Processing, Infrastructure as Code (IaC), Data Visualization, Multi-tenant Architecture, Code Review, Code Auditing, User Interface (UI), SQA, Enzyme, Accessible Rich Internet Applications (ARIA), Accelerated Mobile Pages (AMP), Energy, Google BigQuery, Instantly, Reoon, RTSP, FaunaDB, claw code, Machine Learning Operations (MLOps), OpenAI SDK, Solution Engineer, Desktop App, Prompt Engineering, Education Technology (Edtech), Microsoft Azure, Third-party APIs, System Integration
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