Brabyns Yabwetsa
Passionate full-stack developer with 7+ years of experience building scalable web applications and AI-powered solutions. Specialized in React, Node.js, and modern cloud technologies.
About Me
Get to know me better
Skills & Expertise
A comprehensive overview of my technical proficiencies and tools I work with daily
Frontend
6Backend
5Database
4Ai Ml
2Cloud
3Design
2DevOps
5Mobile
2Soft Skills
4Testing
2Work Experience
My professional journey
Senior Full-Stack Developer
TechCorp Global
•Full-timeLeading the development of enterprise-scale web applications using React, Node.js, and AWS. Architecting microservices and implementing CI/CD pipelines for improved deployment efficiency.
Key Responsibilities:
Architect and implement scalable full-stack applications using React, Next.js, and Node.js
Lead a team of 5 developers in agile development practices
Implement CI/CD pipelines reducing deployment time by 60%
Mentor junior developers and conduct code reviews
Collaborate with product managers and designers on feature planning
Achievements:
Reduced application load time by 40% through performance optimization
Implemented automated testing suite increasing code coverage to 85%
Successfully migrated legacy monolith to microservices architecture
Led adoption of TypeScript across the codebase improving code quality
Full-Stack Developer & AI Specialist
AI Innovations Inc
•Full-timeDeveloped AI-powered web applications integrating machine learning models with modern web technologies. Specialized in natural language processing and computer vision applications.
Key Responsibilities:
Built AI-powered SaaS platforms using React, Python, and TensorFlow
Integrated OpenAI GPT models for intelligent chatbot features
Developed RESTful APIs for ML model inference
Optimized ML model deployment for production environments
Collaborated with data scientists to productionize ML models
Achievements:
Launched 3 successful AI products serving 10,000+ users
Reduced API response time by 50% through caching and optimization
Implemented real-time prediction system processing 1M+ requests daily
Received 'Innovation Award' for AI integration excellence
Full-Stack Developer
StartupHub
•Full-timeEarly-stage startup team member responsible for building the entire web platform from scratch. Wore multiple hats including frontend, backend, and DevOps responsibilities.
Key Responsibilities:
Built full-stack application using MERN stack from ground up
Designed and implemented RESTful APIs and database schemas
Set up AWS infrastructure and deployment pipelines
Implemented user authentication and authorization systems
Collaborated directly with founders on product strategy
Achievements:
Successfully launched MVP in 3 months with zero downtime
Scaled platform to support 5,000+ active users
Implemented real-time features using WebSockets
Reduced hosting costs by 40% through infrastructure optimization
Junior Web Developer
WebSolutions Agency
•Full-timeStarted my professional journey building responsive websites and web applications for various clients. Gained strong foundation in modern web development practices and client communication.
Key Responsibilities:
Developed responsive websites using HTML, CSS, JavaScript, and React
Integrated third-party APIs and services
Implemented responsive designs from Figma mockups
Optimized websites for performance and SEO
Provided technical support and maintenance for client websites
Achievements:
Delivered 15+ successful client projects on time and within budget
Achieved 95% client satisfaction rating
Reduced page load times by average of 35% across projects
Mentored 2 interns on web development best practices
Freelance Web Developer
Freelance
•FreelanceWorked with various clients building custom websites and web applications. Managed entire project lifecycle from requirements gathering to deployment.
Key Responsibilities:
Consulted with clients to understand requirements and propose solutions
Built custom WordPress themes and plugins
Developed responsive landing pages and marketing websites
Managed project timelines and client communications
Provided ongoing maintenance and support
Achievements:
Successfully completed 10+ freelance projects
Built long-term relationships with 5 recurring clients
Received 5-star ratings on all freelance platforms
Learned valuable business and client management skills
Featured Projects
Some of my best work
Education
My academic background
Bachelor of Science
University of California, Berkeley
Computer Science
Continuous learning through professional development courses including Deep Learning Specialization, AWS Solutions Architect, and Full-Stack Web Development.
Achievements & Honors
- ▸Graduated Magna Cum Laude
- ▸2x Hackathon Winner (CalHacks, TreeHacks)
- ▸President of CS Student Association (2013-2014)
- ▸Summer Research Intern at Facebook (2013)
- ▸Regents' and Chancellor's Scholarship recipient
Master of Science
Massachusetts Institute of Technology
Computer Science
Specialized in Artificial Intelligence and Machine Learning. Completed thesis on natural language processing and neural networks.
Achievements & Honors
- ▸Dean's List all semesters
- ▸Graduate Research Assistant in AI Lab
- ▸Published 2 papers in ML conferences
- ▸Received MIT Presidential Fellowship
- ▸Teaching Assistant for Advanced Algorithms course
Professional Certifications
Coursera & Udacity
Machine Learning & Cloud Computing
Continuous learning through professional development courses including Deep Learning Specialization, AWS Solutions Architect, and Full-Stack Web Development.
Achievements & Honors
- ▸Deep Learning Specialization by Andrew Ng
- ▸AWS Certified Solutions Architect - Associate
- ▸Google Cloud Professional Cloud Architect
- ▸Meta React Advanced Certification
- ▸MongoDB Certified Developer
Certifications
Professional credentials and certifications
February 7, 2024
CERTIFICATE
for
GitHub Actions Professional Certificate
Certification showing expertise in building automated workflows and CI/CD pipelines with GitHub Actions.
GitHub
Credential ID:
GHA-PRO-15935-2023
April 7, 2022
CERTIFICATE
for
Google Cloud Professional Cloud Architect
Professional certification for designing, developing, and managing robust, secure, scalable cloud architecture on Google Cloud.
Google Cloud
Credential ID:
GCP-PCA-67890-2023
Client Testimonials
What people say about working with me
Achievements & Awards
Milestones and recognitions
Featured Achievements
Keynote Speaker at React Conf 2023 Meta
Meta
Best AI Innovation Award 2023
TechCrunch Disrupt
Top Contributor to TensorFlow
Google & TensorFlow Team
Published in ACM Computing Surveys
ACM
CalHacks 9.0 - First Place Winner
UC Berkeley
All Achievements
Hackathon Mentor of the Year
Major League Hacking
June 2022
10K GitHub Stars Milestone
GitHub Community
February 2024
DEV Community Top Author
DEV.to
February 2026
Google I/O Extended Speaker
Google Developer Groups
June 2025
AWS Community Builder
Amazon Web Services
October 2023
Services
What I can do for you
Featured Services
Full-Stack Web Development
Key Features:
- Responsive mobile-first design
- RESTful API development
- Database design and optimization
- User authentication and authorization
- Real-time features with WebSockets
- Payment integration (Stripe
- PayPal)
- SEO optimization
- Performance optimization
- Comprehensive testing suite
- Deployment and DevOps setup
Pricing
Pricing varies based on project complexity, features, and timeline. Contact for detailed quote.
Timeline
4-12 weeks depending on scope
AI Integration & Development
Transform your application with AI capabilities. I help businesses integrate GPT models, build custom machine learning solutions, and implement intelligent features that provide real value to users.
Key Features:
- GPT-4 and OpenAI API integration
- Custom chatbot development
- Natural language processing
- Computer vision solutions
- Sentiment analysis
- Content generation systems
- Recommendation engines
- AI-powered search
- Model training and deployment
- API development for ML models
Pricing
Custom pricing based on AI complexity and usage requirements. Includes initial setup and optimization.
Timeline
6-16 weeks depending on complexity
Technical Consulting & Architecture
Get expert advice on your technology decisions, system architecture, and development strategy. I help companies make informed technical decisions that align with their business goals.
Key Features:
- System architecture review
- Technology stack recommendations
- Code review and quality assessment
- Performance optimization strategies
- Scalability planning
- Security audit
- DevOps workflow optimization
- Team training and mentorship
- Migration planning
- Best practices implementation
Pricing
Hourly rate for consulting sessions. Package deals available for ongoing engagements.
Timeline
Flexible, based on consulting needs
All Services
API Development & Integration
- RESTful API design and development
- GraphQL API implementation
- API documentation (Swagger/OpenAPI)
Pricing based on API complexity and number of endpoints.
⏱️ 3-8 weeks
E-Commerce Solutions
- Product catalog management
- Shopping cart functionality
- Payment gateway integration
Custom pricing based on features and scale. Includes initial setup and training.
⏱️ 6-12 weeks
Performance Optimization
- Performance audit
- Frontend optimization
- Backend optimization
Fixed price for audit and optimization based on application size.
⏱️ 2-4 weeks
Get In Touch
Let's work together on your next project