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.
Full Stack Engineer
Full-time available
Bio
Muhammad Z, is a skilled Full Stack Developer specializing in MERN, Next.js, and React Native, with strong expertise in building scalable, maintainable web and mobile applications. He has hands-on experience designing high-performance frontends and robust backend architectures. Currently working as a React Native Developer at Exanadu, he has delivered production-ready apps with advanced state management using Redux and Context API, optimized performance by reducing load times, and improved user retention through responsive…
Expertise
NodeJSReactReact NativeMongoDBAWSNextJSPHPSQLJavascriptTypescriptC#Database:DocumentDatabase:RelationalHTMLJQueryLaravel
Video Intro
Assessments
Great score on Implement an LRU Cache Algorithm, Difficulty Hard · Great score on Find the Length of the Longest Substring Without Repeating Characters. Difficulty Medium · Great score on Discuss the Advantages of Context API vs. Redux in React, Difficulty Medium · Great score on Real-Time Dashboard in React, Difficulty Medium
Projects
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.
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.jsFull 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 SearchFull 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 SQLAWSWeb & 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
Education
Bachlors in Computer Science
Virtual University of PakistanKarachi, Sindh, Pakistan2021 — 2025
Full Stack Engineer
Full-time available
Zain is available for hire
Schedule an interview14 days risk-free trial · No commitments · We handle contracts and payroll
Bio
Muhammad Z, is a skilled Full Stack Developer specializing in MERN, Next.js, and React Native, with strong expertise in building scalable, maintainable web and mobile applications. He has hands-on experience designing high-performance frontends and robust backend architectures. Currently working as a React Native Developer at Exanadu, he has delivered production-ready apps with advanced state management using Redux and Context API, optimized performance by reducing load times, and improved user retention through responsive…
- Projects completed4
- Hourly rate
- 3-4 years experience
- Member since Oct 2025
Expertise
NodeJSReactReact NativeMongoDBAWSNextJSPHPSQLJavascriptTypescriptC#Database:DocumentDatabase:RelationalHTMLJQueryLaravel
Video Intro
Assessments
Great score on Implement an LRU Cache Algorithm, Difficulty Hard · Great score on Find the Length of the Longest Substring Without Repeating Characters. Difficulty Medium · Great score on Discuss the Advantages of Context API vs. Redux in React, Difficulty Medium · Great score on Real-Time Dashboard in React, Difficulty Medium
Projects
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.
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.
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.jsFull 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 SearchFull 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 SQLAWSWeb & 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
Education
Bachlors in Computer Science
Virtual University of PakistanKarachi, Sindh, Pakistan2021 — 2025
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