Senior Full-Stack Developer · 6+ Years
Md Samsuzzoha
Shayon
Your next remote senior developer. I design and build production systems on Node.js, Next.js & PostgreSQL — architected for scale, maintained like a professional, and delivered async without the timezone headaches. Let me solve your hardest developering problems.
remote
Numbers That Speak for Themselves
Not just code — measurable business outcomes and technical excellence
clients
On Upwork and Fiverr
projects
Completed successfully
youtube
Subscribers
Years
In freelancing marketplaces
Since 2020 · Full-time remote ready
What I Bring to
Your Organization
Not just code — I deliver business outcomes. Here's how my expertise translates into measurable value for your team and bottom line.
System Design & Architecture
I design scalable, fault-tolerant system architectures using modern design patterns, distributed system principles, and performance optimization strategies. Experienced in building production-ready systems that scale reliably.
Scalable Backend Engineering
Specialized in building high-performance REST APIs using Node.js, TypeScript, and PostgreSQL. Focused on clean architecture, modular codebases, caching strategies, and handling high-volume concurrent traffic.
Modern Frontend with Next.js
I build fast, SEO-optimized, and accessible web applications using Next.js and TypeScript. Experienced with server components, static generation, performance optimization, and production-grade UI architecture.
Database Design & Optimization
Strong expertise in relational database design using PostgreSQL, query optimization, indexing strategies, schema planning, and ensuring data consistency and integrity in scalable applications.
AI Integration & Automation
Experience integrating AI-powered solutions including LLM APIs, intelligent automation workflows, and data-driven features into modern applications to enhance user experience and business efficiency.
Cloud & DevOps Practices
Skilled in deploying scalable applications using CI/CD pipelines, containerization, and cloud-based infrastructure. Focused on performance monitoring, reliability, and secure production deployments.
Solutions That Delivered
Real Business Impact
Not just code — measurable results. Each project improved metrics that matter to your bottom line.
ASL Squads - Tournament
Developed a full-featured youth tournament management platform using Next.js, Nest.js, and GraphQL. Solved real-time match updates, player management, and team ranking automation, helping organizers save hours of manual work while providing a smooth user experience.
Freelance Marketplace
Built a full-featured freelance marketplace with React.js, Node.js, and Sequelize, solving user workflow challenges by providing dashboards, admin panels, and AWS-powered file uploads. Simplified project management and improved client satisfaction with a professional marketplace platform.
Furniture Ecommerce
Developed a custom furniture ecommerce platform using Django REST Framework and Nuxt.js. Solved seamless online shopping challenges by integrating secure payments, dynamic product catalog, and inventory management, improving sales efficiency and user satisfaction.
Financial website for saving
Created a LAMP-based financial savings platform with PHP and MySQL. Solved user management and pack creation challenges, enabling secure membership, leader selection, and pack tracking to help users manage their finances efficiently.
Cost Calculation
Built a fast cost estimation tool using FastAPI and Vanilla JavaScript. Solved manual calculation issues for agencies by providing instant, accurate cost calculations, improving decision-making speed for clients and internal teams.
Discord Bot
Developed a Discord Bot using Python and FastAPI that automates Guesty task interactions. Solved repetitive task issues, enabling members to complete processes efficiently via Discord channels, increasing productivity and engagement.
Sports Blog
Developed a custom WordPress theme from scratch. Solved content management and styling challenges, enabling a professional blogging platform with SEO-friendly features, fully responsive design, and easy content publishing.
Ponditi Learning Platform
Built a scalable learning platform using Node.js, Next.js, and Socket.io. Solved real-time tutoring and communication challenges, providing user dashboards, admin panel, and role-based access control to enhance learning efficiency.
Email Template Building
Created a Node.js platform for building, customizing, and exporting email templates. Solved repetitive template creation problems and automated AWS image uploads, enhancing marketing workflow efficiency.
Tournament Website
Developed a tournament management platform using Node.js, React.js, and MongoDB. Solved multi-round tournament challenges with team management, ranking, and score updates, helping organizers run events smoothly while providing participants with real-time feedback.
What I Bring to
Your Engineering Team
Bachelor of business administration
Daffodil International University
I pursued my Bachelor of Business Administration at Daffodil International University from 2016 to 2020. During this time, I maintained a commendable academic performance, achieving a score of 3.05 out of 4.
Higher Secondary School Certificate
Singra Damdama Pilot School & College
I completed my Higher Secondary School Certificate at Singra Damdama Pilot School & College from 2013 to 2015, achieving a score of 3.33 out of 5. This period of my education was instrumental in shaping my academic foundation and facilitating my transition to higher studies.
Secondary School Certificate
Singra Damdama Pilot School & College
I successfully completed my Secondary School Certificate at Singra Damdama Pilot School & College from 2008 to 2013, securing a commendable score of 3.63 out of 5. It was during these years that I began to develop a deeper understanding of various subjects and started to chart my path towards higher education and future endeavors.
7+ years of production experience · Available for remote roles
Let's Work Together · Remote First
Let's Build
Something Great
|
time
Web Developer
I am available to work any kind of web development projects on hourly or project based. Contact me though WhatsApp or Email.
What Clients
Say About Me
Simon Pitt
WebRTC & Socket.io Peer-to-Peer File Sharing
WebRTC & Socket.io Peer-to-Peer File Sharing
"This was the best experience I have had with any freelancer. Incredibly skilled and hardworking. Extremely responsive and passionate about your project. Through this experience with him I consider him a friend and a partner more than a freelancer. 10/10 work, effort, everything. So thankful for being able to have worked with him and I plan on working with him again in the future."