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Fiverr Pro
Nederlands
$
USD
Munim Z
@munimzafar13
Passionate full stack web and blockchain developer
Pakistan
Engels
Over mij
I am a versatile full-stack software engineer with expertise in both web development and blockchain development, with web frameworks like NodeJS, React, Next, Express, GraphQL and Typescript as well as decentralized applications and smart contracts. Proficient in Solidity, JavaScript, and Python, I excel in both blockchain and web projects.
My extensive skills make me an ideal candidate for various development projects. I am eager to offer my expertise to clients seeking a highly qualified developer for exceptional results in the digital world.
Skills
Munim Z
offline •
Gemiddelde reactietijd: 5 uur
Bekijk mijn diensten
Smart contracts
I will create nft smart contract and develop nft minting website
Cryptomunten ontwerpen en tokens maken
I will develop crypto token and presale dapp
Portfolio
Werkervaring
Founding Software Engineer
Mazlo • Fulltime
Jul 2023 - Oct 2025 • 2 yrs 3 mos
- Built robust idempotent transaction workflows, processing $100M+ in financial transactions for 1,400+ customers with 100% accuracy and preventing duplicates. - Re-architected a legacy codebase, achieving 100% feature parity while improving maintainability, reducing technical debt, and enabling future scalability. - Led complex data migrations, including unstructured data from multiple sources, into a structured schema with 100% accuracy and zero downtime. - Integrated Stripe for donation processing, processing $1M+ in transactions while ensuring 100% matching of external donor information with user-entered records in the system. - Introduced feature flags to accelerate deployments and ensured 100% test coverage for critical systems through comprehensive test implementation. - Designed P&L and bank statement generation tools, reducing financial reporting time for users. - Streamlined multi-account management, eliminating 100% of overdraft incidents and ensuring strict budget adherence for sub-account users. - Engineered a system that allows users to create & manage recurring payments, resulting in a 15% growth in transaction volume within the first month of launch. - Automated workflows with Retool, cutting manual processing time by 60% and decreasing operational errors by 25%.
70 Reviews
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1-5 van 70 reviews
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flexyflexy
Verenigde Staten
I went to this individual early on in the process of trying to launch my NFT project and ultimately i am very sorry that i did not immediately purchase as the quality and effort is unmatched. I am so thankful! Purchase!
Nuttig?
productions3
Terugkerende klant
Nederland
I had the pleasure of working with the team and I’m absolutely thrilled with the experience! From the very beginning, communication was clear, professional, and friendly. They really took the time to understand my project requirements and delivered exactly what I needed—and more! The quality of the...
Nuttig?
mits108
Zwitserland
Bestelling geannuleerd
Unfortunately, I had a very disappointing experience with Munim. He promised to deliver my project on time, but after initial communication, he stopped responding. My project was important, and I relied on his commitment, but he failed to complete it. I cannot recommend working with him, as he is unreliable and does not follow through on his promises.
Nuttig?
productions3
Terugkerende klant
Nederland
Nuttig?
imaginesalaam
Terugkerende klant
Verenigde Staten
Superb! Amazing experience with the best guy! Thank you Munim!
Nuttig?
