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Munna H. Leon

I build scalable, production-ready web apps. Experienced in delivering SaaS, MVPs, and full-stack platforms with modern tech stacks. Open to remote roles & freelance projects.

About Me

Hi, I'm Leon - a passionate Full Stack Developer with a knack for creating dynamic, user-friendly applications. Here's a look at the technologies I work with.

Frontend
HTMLCSSJavaScriptReactNext.jsTypeScriptTailwind CSSShadcn UIShadcn UIGSAPFramer Motion
Backend
Next.jsNode.jsExpressExpressPrismaSupabasePostgreSQLFastAPI (Python microservice)
Tools & DevOps
GitHubGitHub ActionsDockerVercelLinuxVitestJestPostmanInspect ToolsPrisma Studio
Languages
JavaScriptTypeScriptC++PythonSQLPrisma Query Language

Career History

2019 - 2025

BSc (Hons) in Electrical and Electronic Engineering

Begum Rokeya University, Rangpur

Graduating with a strong academic foundation while simultaneously building expertise in software engineering and full-stack web development.

2019 - 2021

Competitive Programming

Online Judges (Codeforces, CodeChef, etc.)

Practiced problem-solving and algorithms through competitive programming. Built strong foundations in data structures, algorithms, and analytical thinking.

Sep 2021 - 2024

Instructor (DSA & Competitive Programming)

RoboHunters BRUR

Taught Data Structures, Algorithms, and Competitive Programming to students. Helped learners strengthen their problem-solving skills and prepare for contests.

2021 - 2022

Machine Learning & Web Scraping

Personal Projects & Self Learning

Explored machine learning fundamentals and applied them in small projects. Gained experience in Python-based web scraping and automation.

2023 - Present

Full-Stack Web Development Journey

Personal Projects & Self Learning

Built multiple full-stack projects using the PERN stack, Next.js, Prisma, and Supabase. Explored authentication, role-based permissions, rental listing platforms, medical OCR apps, and social media clones. Learned to design scalable APIs, integrate databases, and manage frontend-backend workflows.

2024 - Present

Full Stack Developer

Freelance & Open Source Contributions

Currently working as a freelance full-stack developer, contributing to open source projects, and continuously enhancing my skills in web development.

September 2025 - present

Front End Software Engineer (Part Time)

Homezup

Responsibilities & Achievements: Developed and maintained responsive, scalable frontend components and pages using Next.js, React, and TailwindCSS. Enhanced UI/UX through iterative design improvements, accessibility optimizations (ARIA compliance, keyboard navigation), and performance tuning (Core Web Vitals, Lighthouse). Integrated frontend interfaces with RESTful and GraphQL APIs, ensuring efficient data handling and real-time updates. Implemented automated testing using Jest and React Testing Library for unit, integration, and UI behavior tests. Improved build performance and CI/CD pipelines (Docker, GitHub Actions) to ensure reliable deployments and code quality enforcement. Collaborated closely with clients and backend developers on planning, delivery, and feature iterations using Agile methodologies. Conducted code reviews and enforced ESLint, Prettier, and accessibility best practices across the codebase. Monitored and optimized runtime performance, reducing load times and bundle size.

Projects

Here are some of the projects I've worked on. Each project showcases different technologies and skills.

MeDo

MeDo

Healthcare made simple. MeDo is a full-stack healthcare platform that allows users to connect with doctors anytime, anywhere. Patients can book appointments, consult via secure video, and manage their healthcare journey in one integrated platform. Features authentication, appointment scheduling, real-time communication, and a modern responsive UI.

Next.jsPrismaPostgreSQLClerk AuthTailwind CSSShadcn UIShadcn UIZodReact Hook FormVonage APIVercel
Contact Pro

Contact Pro

Contact Pro believes in the power of people and the strength of community.Our mission is clear: empower skilled individuals, simplify access to services, and uplift local communities.Through Contact Pro, local service providers — from electricians to tutors, cleaners to makeup artists — can showcase their talents, build their reputation, and earn fairly from their skills. At the same time, people can quickly find reliable, affordable help right in their neighborhood.Every connection made on Contact Pro fuels the local economy, keeps money within the community, and strengthens the bonds that tie us together.Whether you’re offering your expertise or searching for trusted support, Contact Pro bridges the gap — locally, transparently, and with purpose.

Next.jsReactTypeScriptTailwind CSSSupabaseGSAPLeafletLottievercel

Case Studies

Every project tells a story—challenges faced, solutions crafted, and the impact left behind. Explore how ideas turned into real results.

MeDo — Healthcare Platform

  • Problem: Patients often had to wait in long queues to see their doctors. For those with limited mobility or when visiting clinics was difficult, accessing timely healthcare was challenging.

  • Solution: MeDo is a digital healthcare platform that reduces physical movement and increases accessibility. Patients can schedule appointments and consult with doctors anytime, anywhere using MeDo's digital tools.

  • What I Built: Auth, scheduling, real-time consultations, responsive UI using shadcn/ui, and integration with video calls via Vonage.

  • Outcome: Improved accessibility for patients; reduced waiting time and enabled healthcare access remotely.

Next.jsPrismaPostgreSQLClerkshadcn/uiVonage

Contact Pro — Local Service Provider

  • Problem: People needed a fast way to find trusted local service providers without middlemen or long waits.

  • Solution: Location-based app that lets users browse professionals near them and call directly, showing the nearest providers with phone numbers.

  • What I Built: Search and filtering by location, real-time contact access, responsive UI, and provider profiles.

  • Outcome: Enabled users to connect with local experts instantly; simplified service access and supported local economy.

Next.jsReactTypeScriptLeaflet jsTailwind CSSPostgreSQLGSAPLottiePrismaCustom Magic Link (Authentication)Vercel

Todofication — Task Management & Notifications

  • Problem: Users wanted a simple way to track daily todos, get reminders, and monitor task completion trends.

  • Solution: Todo app with deadlines, automated nightly email reminders, progress graphs, automatic expired task cleanup using Node-Cron.

  • What I Built: Todo creation with deadlines, email notifications for due tasks, monthly analytics graphs, and nightly auto-deletion of expired todos.

  • Outcome: Helped users stay on top of tasks consistently; increased task completion rate and improved productivity tracking.

Next.jsReactPostgreSQLTailwind CSSNode-CronNodemailerCustom Magic Link (Authentication)Prisma

What People Say

I’ve been fortunate to work with amazing clients and collaborators. Here’s what they had to say about our journey together.

Services

I help startups and businesses turn ideas into scalable digital products. From MVPs to full-featured SaaS platforms, I deliver solutions that are fast, reliable, and tailored to your goals.

MVP Sprint$1,200–$2,500 (2–3 weeks)

  • Authentication & secure database setup
  • Core feature implementation
  • Payment integration with Stripe
  • Deployment on Vercel (production-ready)
  • Comprehensive documentation
  • Handoff video walkthrough

SaaS Turbo$3,000–$6,000 (4–6 weeks)

  • Advanced roles & permissions
  • Subscription billing system
  • Custom dashboards
  • Automated email notifications
  • Audit logs & activity tracking
  • Analytics integration
  • 2 weeks of post-launch support

Performance Rescue$500–$1,200 (3–5 days)

  • Improve TTFB & LCP
  • Image & font optimization
  • Database query/index tuning
  • Before & after performance report

Doctor Website Starter$600–$900 (1–2 weeks)

  • Portfolio website with services & profile
  • Contact form & WhatsApp booking
  • Google Maps integration
  • SEO setup for Google search
  • Mobile-friendly & secure website

Clinic Pro Website$1,200–$2,500 (3–4 weeks)

  • Online appointment booking system
  • Patient file & report uploads
  • Payment integration (Stripe, SSLCOMMERZ, bKash)
  • Blog system for SEO
  • WhatsApp / SMS reminders
  • Admin dashboard

Digital Practice Plus$3,000–$5,000 (4–6 weeks)

  • Video consultation system
  • Real-time chat with patients
  • Secure patient portal with login
  • Advanced analytics
  • Full SEO, Maps, social media integration
  • 1 month of support

Contact Me :)

I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out!

You can also reach me directly at getleon09@gmail.com

Developed and designed by L3o9_reborn.