Hi, my name is

Washington

Senior Software Engineer

I build scalable, high-performance web applications with a focus on clean architecture, developer experience, and cutting-edge technologies. Specialized in full-stack development with 6+ years of experience.

Tech Stack:

ReactNext.jsTypeScriptGoPostgreSQLAzureDockerAI

About Me

I'm a Senior Software Engineer with over 6 years of experience building production-grade applications that serve millions of users. My journey in software development has been driven by a passion for solving complex problems and creating elegant solutions.

I specialize in full-stack development with a strong focus on scalable architecture, performance optimization, and developer experience. My approach combines technical excellence with pragmatic problem-solving to deliver value quickly without compromising on quality.

My Engineering Philosophy

  • Performance First: Every millisecond matters. Optimize for speed without sacrificing maintainability.
  • Scalable Architecture: Build systems that grow with your business, not against it.
  • Clean Code: Write code for humans first, machines second. Clarity beats cleverness.

20+ Projects

Successfully delivered

8+ Teams

Led and mentored

500K+ Users

Applications served

Skills & Expertise

A comprehensive toolkit built over years of hands-on experience

Frontend

React95%
Next.js90%
TypeScript92%
Tailwind CSS88%
Shadcn UI90%
Material UI85%

Backend

Node.js90%
Go85%
REST APIs93%
Microservices87%

Databases

PostgreSQL90%
MongoDB85%

DevOps & Cloud

Docker90%
Azure88%
CI/CD90%

Languages

JavaScript95%
TypeScript92%
Go85%

Tools & Others

Git95%
Figma75%
Agile/Scrum90%

Also experienced with

WebSocketsNginxLinuxOAuthJWTPaystackVercelFirebaseRenderDNS

Featured Projects

A selection of impactful projects showcasing technical excellence and business value

Lyvios Console

Lyvios Console

SaaS platform for a fast-growing tech startup providing software-as-a-service solutions to clients with enhanced UX through responsive web designs and optimized performance.

Responsive DesignOptimized PerformanceReusable Components
ReactNext.jsMaterial UITypeScript
Yellow Dot Energy Platform

Yellow Dot Energy Platform

Renewable energy marketplace connecting individuals and businesses with renewable energy products, financiers, and skilled labor with seamless CI/CD integration.

CI/CD PipelineScalable ArchitectureDevOps Integration
ReactNext.jsShadcnNextUITailwindAzure
Saidizy Backend System

Saidizy Backend System

Complete backend system built with Go Fiber framework featuring Paystack payment integration, money transfers, and real-time chat communication via WebSockets.

Real-time ChatSecure PaymentsWebSocket Integration
GoFiberHumaWebSocketsPaystackPostgreSQL
Neatt Paints Website

Neatt Paints Website

Modern website for paint manufacturing company showcasing diversified product catalog suited for both internal and external painting applications.

Product ShowcaseResponsive DesignSEO Optimized
Next.jsReactTailwindTypeScript
Racma Cleaning Services

Racma Cleaning Services

Professional website for certified cleaning company specializing in residential, commercial, and industrial cleaning services with online booking capabilities.

Service BookingMulti-categoryClient Management
Next.jsReactTailwindTypeScript
Hillcroft Technologies Insurance Web Apps

Hillcroft Technologies Insurance Web Apps

Maintained and enhanced web applications for insurance products using multiple frontend frameworks with modern styling for responsive, user-friendly interfaces.

Multi-frameworkInsurance ProductsEnhanced UX
ReactAngularTailwindBootstrapTypeScript

Experience

6+ years of building impactful software across various industries

Backend Developer Consultant

Saidizy

Built complete backend system with payment integration and real-time communication features

November 2025 - Present
Remote

Key Achievements:

  • Built a complete backend system using Go Fiber framework with Huma documentation
  • Integrated Paystack for secure payment processing and money transfers
  • Implemented WebSocket functionality for real-time chat communication
  • Delivered scalable API architecture with comprehensive documentation

Tech Stack:

GoFiberHumaWebSocketsPaystackPostgreSQL

Frontend Developer Consultant

Hillcroft Technologies Ltd

Maintained and enhanced web applications for insurance products

October 2025 - Present
Remote

Key Achievements:

  • Worked with multiple frontend frameworks including React and Angular
  • Utilized modern styling frameworks like Tailwind and Bootstrap
  • Ensured responsive and user-friendly interfaces for insurance products
  • Delivered enhancements that improved overall user experience

Tech Stack:

ReactAngularTailwindBootstrapTypeScript

Frontend Developer / DevOps Engineer

Yellow Dot Energy Ltd

Leading frontend development and DevOps operations for a renewable energy marketplace platform connecting individuals and businesses with renewable energy products, financiers, and skilled labor

May 2022 - Present
Nairobi, Kenya

Key Achievements:

  • Conducted code reviews to ensure high-quality standards across development efforts
  • Collaborated with UX/UI designers to implement functional web applications
  • Optimized web applications for speed and scalability based on user feedback
  • Managed DevOps operations, maintaining smooth CI/CD pipelines

Tech Stack:

ReactNext.jsShadcnNextUITailwindAzure

Frontend Developer

Lyvios

Building SaaS solutions for a fast-growing tech startup providing software-as-a-service to clients

August 2024 - December 2025
Remote

Key Achievements:

  • Enhanced user experience by implementing responsive web designs and optimizing application performance
  • Contributed to positive UX through close collaboration with UI/UX designers
  • Developed reusable components for faster development timelines and improved code quality

Tech Stack:

ReactNext.jsMaterial UITypeScript

Junior Software Developer

Kenyaweb Ltd

Developed web applications for a tech company offering ISP, software development, mailing services, domain registration, and SEO services

Feb 2022 - May 2022
Nairobi, Kenya

Key Achievements:

  • Provided front-end development support aligned with brand standards
  • Delivered tailored solutions for clients through custom web applications
  • Resolved user problems through effective troubleshooting
  • Managed DNS configurations and domain-related technical tasks

Tech Stack:

ReactBootstrapNode.jsExpress.jsDNS Management

Get In Touch

Im currently open to new opportunities. Whether you have a question or just want to say hi, feel free to reach out!

Contact Information

Connect With Me

Available for Work

Currently accepting new freelance projects and full-time opportunities.