Struggling with slow applications, unstable APIs, or scalability issues? Or looking for a developer who can take your product from development to deployment and maintenance?
I’m Usmael Taju, a Full Stack Developer specializing in React.js, Node.js, PostgreSQL, MongoDB, and Flutter. I build production-ready web and mobile applications that are designed for performance, security, scalability, and long-term maintainability.
➡ Tech Stack:
Frontend: React.js, Next.js, JavaScript, TypeScript, Redux, Zustand, Tailwind CSS, CSS, Material UI, Framer Motion, GSAP
Backend: Node.js, Express.js, NestJS, REST API Development, Authentication & Authorization, Microservices, RabbitMQ
Databases: PostgreSQL, MongoDB, MySQL, Supabase, Firebase, Redis
Mobile: Flutter, Bloc, Riverpod, Provider — Cross-Platform iOS & Android Apps
Payments: Stripe, PayPal, Payment Gateway Integrations
Tools & DevOps: Git, Github, Postman, Docker, pnpm, Turborepo, CI/CD
Deployment: AWS, Vercel, Railway, Heroku
➡ Services
1. Full Stack Web Development
MERN & PERN stack development from MVPs to scalable production applications. SaaS platforms, admin dashboards, authentication systems, and modern web applications built from architecture to deployment.
2. Mobile App Development
Flutter cross-platform mobile applications for iOS and Android with responsive UI, push notifications, and smooth user experience.
3. Modern Frontend Development
React.js and TypeScript development with responsive layouts, interactive UI, modern animations, and performance-focused design optimized for all devices.
4. Backend & API Development
Node.js and Express.js secure REST API development with JWT authentication, role-based authorization, WebSockets, and scalable backend architecture.
5. Database Development
PostgreSQL, MongoDB, and Supabase database design with optimized queries, scalable architecture, migrations, and efficient data management.
6. Payment & Third-Party Integrations
Stripe and PayPal payment gateway integration, subscription systems, CRM integrations, and external API integrations.
➡ Results:
✔ SaaS Platforms → MVPs, dashboards, authentication systems
✔ Mobile Apps → Flutter cross-platform applications
✔ E-commerce → Payment systems and inventory management
✔ Real-Time Apps → WebSocket chat and live notifications
✔ REST APIs → Secure and scalable backend services
➡ Why Hire Me?
✅ Versatile Full Stack Development - Web and mobile application solutions
✅ Clean & Scalable Code - Maintainable, documented, secure, and performance-focused development
✅ Security-Focused Development - Authentication, authorization, API security, and best practices
✅ Fast Delivery - Agile workflow, organized development process, and regular progress updates
✅ Clear Communication - Fluent English, responsive, and client-focused collaboration
✅ Problem-Solving Mindset - Focused on building reliable and business-oriented solutions
✅ Modern Development Stack - React.js, Node.js, PostgreSQL, MongoDB, and Flutter expertise
📩 Ready to start? Share your project idea for a clear development plan and timeline.
Keywords:
Full Stack Developer | PERN Developer | MERN Developer | React Developer | React.js Developer | Node.js Developer | Express.js Developer | PostgreSQL Developer | MongoDB Developer | JavaScript Developer | TypeScript Developer | Backend Developer | Frontend Developer | REST API Developer | Full Stack Web Developer | MERN Stack Developer | PERN Stack Developer | Flutter Developer | Mobile App Developer | Cross-Platform App Developer | SaaS Developer | Admin Dashboard Developer | Authentication System Developer | Web Application Developer | Responsive Web Developer | API Integration | Payment Gateway Integration | Stripe Integration | PayPal Integration | WebSocket Developer | Real-Time Application Developer | Redux Developer | Zustand Developer | Tailwind CSS Developer | Material UI Developer | Docker Developer | CI/CD | AWS Developer | Vercel Deployment | Supabase Developer | Firebase Developer | MySQL Developer | Redis Developer | Git | GitHub | Postman | Scalable Web Applications | Secure API Development.
Web Application
Web Development
Mobile App
Full-Stack Development
Flutter
TypeScript
JavaScript
Node.js
ExpressJS
PostgreSQL
SQL
React
Dart
Tailwind CSS
Material UI
MongoDB
MySQL
Front-End Development
Back-End Development
NestJS
Abrham G.
Addis Ababa, Ethiopia
$25/hr
5.0
14 jobs
I’m an AWS Certified DevOps Engineer – Professional, as well as a certified Solutions Architect Associate and Developer Associate. I specialize in designing and implementing secure, scalable, and efficient cloud solutions. By leveraging AWS best practices and DevOps principles, I help organizations build systems that streamline development and operations while aligning with their business goals.
I am expert in below Tools/Technologies,
✅ Cloud: AWS
✅ Operating systems: Ubuntu, Windows
✅ Dockerization and orchestration: Docker, Docker Swarm, EKS, ECS
✅ IaC implementation: CloudFormation, AWS SAM
✅ Microservices infrastructure design, development, and implementation: Docker and Kubernetes
✅ Database management: MySQL, MongoDB, DynamoDB, Oracle, MS SQL Server, AWS RDS
✅ Web services: Apache
✅ Hosting panels: cPanel
I have been recognized by AWS with these certifications:-
✅ AWS Certified DevOps Engineer – Professional
✅ AWS Certified Solutions Architect Associate
✅ AWS Certified Developer Associate
Thank You.
AWS CloudFront
React
Firebase
AWS Amplify
AWS CloudTrail
AWS CloudFormation
AWS Lambda
AWS Fargate
Next.js
Amazon S3
Amazon Elastic Beanstalk
Amazon Cognito
Node.js
Amazon DynamoDB
Amazon EC2
Zeleke H.
Addis Ababa, Ethiopia
$15/hr
5.0
1 jobs
I'm a Full Stack Developer with 5+ years of experience helping startups, businesses, and agencies build modern, secure, scalable, and high-performance web applications.
I don't just write code - I build software that solves real business problems and helps businesses grow. My focus is on creating clean, reliable, and user-friendly applications that are easy to maintain and ready to scale.
From idea to launch, I handle the complete development process, including planning, frontend development, backend development, database design, API development, cloud deployment, testing, and long-term support.
Whether you need a SaaS platform, startup MVP, custom web application, CRM, ERP, e-commerce website, marketplace, booking system, admin dashboard, customer portal, or an AI-powered application, I'm here to help.
Why Work With Me?
✔ 5+ Years of Professional Experience
✔ 100% Job Success on Upwork
✔ Rising Talent
✔ End-to-End Full Stack Development
✔ Clean, Scalable & Maintainable Code
✔ Fast & Clear Communication
✔ On-Time Delivery
✔ Business-Focused Solutions
✔ Long-Term Technical Support
Services I Offer
➥ Custom Web Application Development
➥ SaaS Application Development
➥ Startup MVP Development
➥ CRM & ERP Development
➥ E-Commerce Development
➥ Multi-Vendor Marketplace Development
➥ Booking & Reservation Systems
➥ Admin Dashboard Development
➥ Customer Portal Development
➥ AI-Powered Web Applications
➥ Real-Time Applications
➥ REST API & Third-Party API Integration
Technical Skills
Frontend
→ React.js
→ Next.js
→ TypeScript
→ JavaScript (ES6+)
→ HTML5
→ CSS3
→ Tailwind CSS
→ Material UI (MUI)
→ Bootstrap
→ Redux Toolkit
→ Zustand
→ Responsive Web Design
Backend
→ Node.js
→ Express.js
→ NestJS
→ REST API Development
→ GraphQL
→ JWT Authentication
→ OAuth
→ NextAuth.js
→ Authentication & Authorization
→ Webhooks
→ Microservices
Databases
→ MongoDB
→ PostgreSQL
→ MySQL
→ Firebase
→ Supabase
→ Mongoose
→ Sequelize
Cloud & DevOps
→ AWS (EC2, S3, Lambda, CloudFront)
→ Docker
→ Linux
→ Nginx
→ CI/CD
→ Vercel
→ Git & GitHub
AI & Integrations
→ OpenAI API
→ Google Gemini API
→ Claude API
→ Stripe
→ Razorpay
→ PayPal
→ Twilio
→ WhatsApp Business API
→ CRM APIs
→ Maps APIs
→ Email APIs
→ SMS APIs
Industries I Work With
✔ SaaS & Software
✔ E-Commerce & Retail
✔ Healthcare
✔ Real Estate
✔ Education & LMS
✔ Finance & FinTech
✔ Logistics & Transportation
✔ Hospitality & Booking
✔ CRM & ERP
✔ AI Products
✔ Startups & Small Businesses
My Work Process
1. Discovery
→ Understand your business goals and project requirements.
2. Planning
→ Plan the architecture, database, APIs, and project roadmap.
3. Development
→ Build clean, secure, and scalable frontend and backend applications.
4. Testing
→ Test every feature to ensure quality, security, and performance.
5. Deployment
→ Deploy your application to AWS, Vercel, or your preferred platform.
6. Support
→ Provide maintenance, updates, bug fixes, and long-term support.
What You Can Expect
✔ Fast Response
✔ Clear Communication
✔ Regular Progress Updates
✔ Clean & Well-Documented Code
✔ Secure & Scalable Applications
✔ High-Quality Work
✔ On-Time Delivery
✔ Long-Term Support
Let's Build Something Great Together
My goal is simple - to build reliable software that helps your business grow.
Whether you're starting a new project, improving an existing application, or scaling your product, I'd be happy to help.
📩 Send me a message, and let's discuss your project.
Keywords:
Full Stack Developer | Full Stack Web Developer | Web Application Developer | MERN Stack Developer | React.js Developer | Next.js Developer | Node.js Developer | JavaScript Developer | TypeScript Developer | Frontend Developer | Backend Developer | API Developer | SaaS Developer | Startup MVP Developer | Custom Web Application Developer | Software Developer | MongoDB Developer | PostgreSQL Developer | AWS Developer | Docker Developer | AI Integration Developer | OpenAI API Developer | CRM Developer | ERP Developer | E-Commerce Developer | Marketplace Developer | Admin Dashboard Developer | REST API Developer | API Integration Developer | Express.js Developer
TypeScript
Python
NestJS
Node.js
Next.js
PostgreSQL
LangChain
React
GitHub
AI Development
API Integration
FastAPI
Full-Stack Development
Retrieval Augmented Generation
CSS
JavaScript
.NET Core
MySQL
Web Application
API
Samrawit A.
Addis Ababa, Ethiopia
$15/hr
5.0
5 jobs
I am a Senior Full Stack Developer with 4+ years of hands-on experience, specializing in backend development using Node.js, Laravel, and Python, along with building REST APIs. I create secure, scalable backend systems and data-driven applications, ensuring strong performance and clean, maintainable architecture.
I am a skilled engineer with strong experience in backend development, focusing on creating reliable APIs, scalable services, and secure business logic, all while ensuring seamless integration with the frontend for applications that are ready for production.
𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁
𝐁𝐚𝐜𝐤𝐞𝐧𝐝
✅ Node.js, Express.js, Laravel
✅ REST API development and microservices architecture
✅ Authentication, authorization, JWT, OAuth, role-based access
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬
✅ PostgreSQL, MySQL, Oracle
✅ MongoDB, Supabase , Firebase
✅ Clean database design and performance optimization
𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬
✅ AWS, Docker, CI/CD, VPS Servers
✅ Git-based workflows
✅ Stable, secure deployments
𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀 & 𝗔𝗰𝗰𝗼𝗺𝗽𝗹𝗶𝘀𝗵𝗺𝗲𝗻𝘁𝘀
✅ Web Applications: Developed nationwide vehicle management system
✅ compressive content management System
✅ Admin Dashboards: Created data-driven platforms for administrative management
✅ Single Page Applications (SPA) with REST API integration
✅ Scalable Platforms: Designed systems capable of handling high user traffic efficiently
✅ Secure authentication and authorization systems
✅ Integration Development for Third-Party Notification Support
✅RESTful APIs development for web and mobile apps
✅ Google Maps Services Integration
𝗧𝗲𝗰𝗵𝗻𝗶𝗰𝗮𝗹 𝗕𝗮𝗰𝗸𝗴𝗿𝗼𝘂𝗻𝗱
✅ Solid understanding of software engineering
✅ Proficient in developing enterprise-level backend systems
✅ Demonstrated capacity to work effectively both independently and in collaborative teams
✅ Experienced in managing both the development of new backend solutions and the maintenance of existing systems
𝐖𝐡𝐚𝐭 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐖𝐢𝐭𝐡 𝐌𝐞 𝐅𝐞𝐞𝐥𝐬 𝐋𝐢𝐤𝐞
✅ Transparent Communication
✅ Well-organized, maintainable backend code
✅Strong accountability from API design through to deployment
✅ Consistent Delivery with Ongoing Support
✅ Effective and pragmatic problem-solving
👉 Let’s Create Something Enduring.
If you’re looking for a 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 with strong backend expertise who communicates clearly and delivers reliable systems — I’d love to work with you.
✅ 𝐊𝐄𝐘𝐖𝐎𝐑𝐃𝐒
Full Stack Developer | MERN Stack Developer | React Developer | Node.js Developer | JavaScript Developer | TypeScript Developer | Web Application Developer | Software Developer | React.js Developer | Next.js Developer | JavaScript Frontend Developer | TypeScript Frontend Developer | Tailwind CSS Developer | Bootstrap Developer | HTML5 Developer | CSS3 Developer | Responsive Web Design | Frontend Web Developer | Single Page Application (SPA) Developer | Backend Developer | Node.js Backend Developer | Express.js Developer | REST API Developer | RESTful API Development | GraphQL Developer | WebSocket Developer | Backend API Developer | API Integration | Third-Party API Integration | JWT Authentication | MySQL Developer | PostgreSQL Developer | MongoDB Developer | SQL Developer | NoSQL Database Developer | Database Design | Database Optimization | Database Architecture | AWS Developer | Docker Developer | CI/CD Developer | DevOps Engineer | Apache Server | Cloud Deployment | SaaS Developer | Full Stack SaaS Developer | Startup MVP Developer | Admin Dashboard Developer | CRM Developer | Custom Web Application Developer | Enterprise Web Applications | API Security | Application Security | Secure Coding | Role-Based Access Control | Performance Optimization | High-Performance Web Applications | React + Node.js Developer | Full Stack React Node Developer | MERN Stack Web Application Developer | Next.js + Node.js Developer | TypeScript Full Stack Developer | MVP Developer | SAAS Website | MVP Website| Authentication (JWT, OAuth) | SaaS application | Docker / Kubernetes
Web Development
React
Node.js
Next.js
Tailwind CSS
API Integration
MongoDB
JavaScript
GraphQL
RESTful API
Flutter
Laravel
Front-End Development
Full-Stack Development
TypeScript
Mekuanint L.
Addis Ababa, Ethiopia
$20/hr
5.0
7 jobs
Are you looking for a skilled web developer to bring your project to life? With expertise in MERN Stack, Wordpress development, and AWS Cloud technologies, I specialize in creating dynamic and responsive websites that meet your business needs.
🛠️ Web Development Services I Offer 🛠️
✅ Full-stack web development
✅ Responsive design for mobile and tablet devices
✅ E-commerce integration and customization
✅ Website maintenance and updates
✅ Search engine optimization (SEO)
✅ WordPress Website Developement
✅ Web application security and authentication
🛠️ My Cloud Services (AWS) 🛠️
🌩️ Cloud Architecture Design
☁️ DevOps (CI/CD, Docker, Kubernetes)
🌩️ AWS Services (Lambda, API Gateway, RDS, DynamoDB)
☁️ Infrastructure as Code (CloudFormation, Terraform)
🌩️ Continuous Integration and Deployment (Jenkins)
☁️ Scripting and Automation
👨🏼💻 Why Choose Me?!
🎖️ Using the latest development tools and technologies, including MongoDB, Express, React, Node.js, I'll collaborate with you to create a website or web application that perfectly represents your brand and engages your audience.
🎖️ Additionally, as a certified AWS Cloud Practitioner, I am well-versed in leveraging cloud technologies to enhance the scalability, reliability, and security of web applications. I can optimize your project for seamless deployment and management on the AWS platform.
🎖️ With a keen eye for detail and a commitment to delivering high-quality work, I ensure that your website is not only visually appealing but also optimized for performance and user experience across various devices.
🎖️ Web application security and data protection are of utmost importance to me. I implement robust security measures, including authentication and access control, to safeguard your web application from potential threats and vulnerabilities.
🧲 Let's Collaborate
💻 Let's discuss your web project and how I can contribute to its success. I am excited to collaborate with you and transform your ideas into a fully functional and captivating web presence. Contact me today, and let's embark on this web development journey together!
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