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Fiverr Pro
Português
$
USD
Munim Z
@munimzafar13
Passionate full stack web and blockchain developer
Paquistão
Inglês
Sobre mim
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.
Habilidades
Munim Z
offline •
Tempo médio de resposta: 5 horas
Conheça meus serviços
Contratos Inteligentes
I will create nft smart contract and develop nft minting website
Design da Moeda e Tokenização
I will develop crypto token and presale dapp
Portfólio
Experiência profissional
Founding Software Engineer
Mazlo • Período integral
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 Avaliações
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flexyflexy
Estados Unidos
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!
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productions3
Cliente recorrente
Holanda
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...
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mits108
Suíça
Pedido cancelado
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.
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productions3
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Holanda
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imaginesalaam
Cliente recorrente
Estados Unidos
Superb! Amazing experience with the best guy! Thank you Munim!
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