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$
USD
Mostofa Tanim A
@aniktanims
Vetted Pro
(1)
Level 2
Senior Software Engineer
Bangladesh
Spanish, English
Vetted by Fiverr Pro
Mostofa Tanim A was selected by the Fiverr Pro team for their expertise.
Vetted for
Website Maintenance
About me
Senior Software Engineer with 14+ years building scalable web platforms, custom Shopify Plus storefronts, and headless commerce systems. I architect complex theme logic, advanced storefront data models, custom Shopify apps (public and private), and Hydrogen-based headless builds backed by the Storefront and Admin APIs. My stack includes Next.js, React, TypeScript, Node.js, Turborepo, Python, PHP, and MySQL.
I design robust GraphQL and REST APIs, improve performance at scale, and deliver features that add real value to the product or stores.
Knock me for anything!
Skills
Mostofa Tanim A
$70/hour
Offline •
Average response time: 1 hour
See my services
Customization
I will develop shopify store or redesign or custom code the site
Customization
I will develop shopify public or custom app for your store
Want to work on an hourly basis?
Tell Mostofa Tanim A what you need.
$70
/
hourPortfolio
Work experience
Shopify Partner - Full Stack Engineer
Shopify • Freelance
Dec 2017 - Present • 8 yrs 5 mos
Shopify Plus · Shopify · GraphQL · Liquid · REST APIs · Server Administration · TypeScript · Auth 2.0 · Coding · API Development · Web Services API · API Testing · API · Webhooks · E-Commerce Development, UI Frontend, Backend, Problem Solving, Bug Fixing and more.
AI Trainer - Master Python
Facebook • Part-time
Dec 2023 - Nov 2025 • 1 yr 11 mos
Labeled and validated data to improve Facebook AI systems (SRT); ranked and rewrote AI responses for quality, fluency, and accuracy; evaluated multilingual content in Bengali (bn, bn-IN, bn-Latin); participated in prompt tuning, interactive comparisons, and linguistic QA.
Master Software Engineer
Invisible Technologies - Shell Process, Meta AI S4 • Part-time
Jun 2024 - Nov 2025 • 1 yr 5 mos
Leading AI automation pipelines, optimizing Meta AI evaluation systems, backend integration, and process scalability
70 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 70 Reviews
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Most relevant
yulee0314
Singapore
I’m very happy I found Mostafa! He’s reliable and extremely efficient. I had a Shopify site issue impacting sales - my ads were running, so every minute unfixed meant lost revenue or wasted ad spend. I first reached out to both the app support and Shopify support, but neither could figure it out. So,...
Seller's Response
Helpful?
laurenvl
United Kingdom
Mostofa completed the work very efficiently, finishing everything within approximately two hours. Communication was good throughout, and he implemented the key features I needed, allowing me to easily operate, navigate, and manage the site independently.
Seller's Response
Helpful?
julieclaudia
Repeat Client
Canada
Mostofa is amazing. He is so good at what he does. He is efficient and cooperative and such a pleasure to work with. We only wish we found him sooner!
Helpful?
julieclaudia
Repeat Client
Canada
Mostafa is amazing! We are so grateful that we discovered him. His work is outstanding and he is incredible reliable.
Helpful?
guilleeerr0709
Spain
It was a great job just how I wanted it, he was very patient and teached me how to use the new additions.
Seller's Response
Helpful?
