Full Stack Engineer

Open to full-time

Bio

Muhammad Z is a Full Stack Engineer with several years of experience in developing web and mobile applications using the MERN stack, Next.js, and React Native. He builds scalable applications and services using JavaScript, React.js, Node.js, and Express.js, focusing on performance optimization and maintainability. His work involves designing high-performance frontends and robust backend architectures, with a strong emphasis on state management using Redux and Context API. He also employs CI/CD practices with GitHub Actions and Jenkins, and containerizes microservices with Docker for efficient deployments. At Exanadu, Muhammad improved API response speeds by 15% and reduced state-related bugs by 30% through advanced state management. At Nova Labs, he maintained 99.9% uptime for AWS-hosted services and reduced deployment time by 70%. His project Tazweed, a vehicle marketplace, achieved over 10,000 downloads and featured real-time search with Elasticsearch. Muhammad is currently pursuing a Bachelor's in Computer Science from the Virtual University of Pakistan. He is well-suited for roles that involve building user-centric digital solutions that require a balance of functionality, scalability, and innovation.

Expertise

Node.jsReactReact NativeMongoDBAWSNext.jsPHPSQLJavaScriptTypeScriptC#Document DatabaseRelational DatabaseHTMLjQueryLaravel

Video Intro

Assessments

General Video and Coding Assessment

(87/100)

Implement an LRU Cache AlgorithmHard
Find the Length of the Longest Substring Without Repeating Characters. Difficulty MediumMedium
Discuss the Advantages of Context API vs. Redux in ReactMedium
Real-Time Dashboard in ReactMedium

Projects

Tazweed – Vehicle Marketplace (Web & Mobile)

Constructed a scalable vehicle listing platform using the MERN stack, supporting real-time search and 100% user activity. Integrated Redis for session handling and Elasticsearch for fast, filterable search across 1000+ listings. Applied i18next for bilingual support (Arabic and English) across web and mobile interfaces. Configured AWS services (S3, EC2, CloudFront) for deployment, media handling, and CDN delivery. Prepared app forApp Store and Google Play with 10K+ downloads.

Pixpel

Developed a dApp with smart contract integration on Polygon and Concordium using Rust, enabling decentralized asset ownership for 100+ early users during alpha testing. Created secure wallet interactions and asset management workflows using Node.js, PostgreSQL, and Rust-based contract logic, reducing transaction failure rates by 30%. Delivered user-facing NFT minting and transaction features with React and Next.js, completing feature rollout 2 weeks ahead of schedule and improving UX consistency across the dApp.

Towel Manufacturers Association of Pakistan

Launched a supplier-manufacturer portal with secure transactions and messaging, connecting 200+ industry businesses. Optimized MySQL data models for product and user workflows, reducing query times by 40% and improving overall system efficiency.

Blockface

Blockface, powered by Solana’s lightning-fast blockchain, redefines social networking for the Web3 era by transforming your crypto wallet into a verified, authentic social identity. Every post, message, or interaction is cryptographically linked to your wallet, ensuring transparency, eliminating fakes, and bypassing centralized middlemen. With Blockface, you own your data completely, connect directly with other verified users, build dynamic communities around shared passions, and showcase NFTs that reflect your unique Web3 journey.

Experience

Full Stack Developer
ExanaduNov 2024 — Present
- Code production-ready React Native apps, completing 90%+ of MVP features pre-launch.
- Integrated Redux and Context API, reducing state-related bugs by 30%.
- Optimized APIs and queries, improving response speed by 15%.
- Implemented caching and asset optimization, reducing latency by 2s.
React NativeNode.jsReact.jsPostgres SQLExpress.js
Full Stack Developer
Nova LabsDec 2024 — Apr 2025
- Built scalable REST APIs, improving feature response times by 35%.
- Maintained 99.9% uptime for AWS-hosted services handling 100K+ daily requests.
- Streamlined CI/CD using GitHub Actions and Jenkins, reducing deployment time by 70%.
- Containerized microservices with Docker, reducing environment setup time by 60% and enabling faster onboarding for new developers and more reliable deployments across staging and production.
ReactNode.jsReact NativeExpress.jsPostgres SQLAWSElastic Search
Full Stack Developer
Cubicus.ioOct 2023 — Sep 2024
- Finalized 4 production apps with MERN, Rust and Next.js, increasing client acquisition by 20%+.
- Optimized PostgreSQL and MySQL schemas, reducing query execution time by up to 50% through indexing and improved relational structure.
- Launched blockchain-integrated features using Solidity and Solana smart contracts using RUST enabling secure on-chain transactions and supporting NFT functionality for 100+ early users.
ReactNext.jsNode.jsBlockchainExpress.jsMongoDbPostgres SQLAWS
Web & App Developer
Petrol SolutionsJun 2021 — Sep 2023
- Contributed to 6+ cross-platform projects using MERN, React Native, PHP, and MySQL.
- Improved performance and reduced bounce rate by ~20% through targeted fixes.
- Unified UI patterns across web and mobile, increasing CSAT scores by 12%.
PhpLaravelCodeignitorReactJqueryReact Native