GROWTH ENGINEER
I build software that transform MVPs into scalable products users love
GROWTH ENGINEER
I build software that transform MVPs into scalable products users love
ABOUT ME
Software Developer
Tech Stack
Frontend
ReactNext.jsReact NativeTypeScriptTailwind CSS
Backend Frameworks
DjangoFastAPIFlaskGo(Gorm)Go(Gorilla)Express
Languages
PythonGoLangTypeScript/JavaScriptJava
Tools
GitDockerAWSVercelFigma
I'm always expanding my toolkit. If your project requires something new, I'm eager to learn and adapt.
I build web applications that solve real problems. My focus is on creating products that are both functional and enjoyable to use.
With experience across frontend and backend technologies, I can take projects from concept to completion. I believe in writing clean code, making data-driven decisions, and putting users first.
I also build analytics tools and SEO solutions centered around your products, so you can easily understand what users love and don't love about your software product and how to improve it.
Outside of work, I'm constantly learning new technologies and occasionally contribute to open-source projects.
User-Focused Development
I build features people actually use. By analyzing user behavior and feedback, I create intuitive interfaces that help users accomplish their goals quickly and easily.
Full-Stack Development
I work across the entire stack - from responsive frontends to scalable backends. This means I can build complete solutions and understand how all the pieces fit together.
Analytics & Insights
I develop custom analytics solutions that help you understand user behavior and product performance. These insights allow you to make data-driven decisions to continuously improve your product.
SEO Optimization
I implement SEO best practices to ensure your product gets discovered. From technical optimizations to content strategy, I help increase your visibility and drive organic traffic to your product.
Performance Optimization
I optimize applications for speed and efficiency, ensuring smooth user experiences even under heavy load. Fast-loading pages and responsive interfaces are always a priority.
Code Quality
I write clean, maintainable code that's built to last. Whether starting from scratch or improving existing projects, I focus on creating solid foundations that can grow with your business.
Work Experience
Senior Fullstack Developer & Growth Engineer (Contract)
PoblyshApril 2024 - February 2025
Led technical growth initiatives for an emerging social platform, redesigning core architecture and implementing comprehensive SEO strategies to drive user acquisition and retention.
Key Achievements:
- Redesigned and refactored core architecture using Next.js and Prisma, reducing page load times by 45% and improving developer productivity by 30%
- Implemented comprehensive SEO strategies across public-facing pages, resulting in 65% increase in organic search traffic and 40% improvement in SERP rankings
- Developed automated OG image generation tools that increased social media engagement by 78% and reduced design team workload by 15 hours weekly
- Stabilized API endpoints and integrated backend systems, reducing error rates by 92% and improving data reliability across the platform
Senior Fullstack Developer & Growth Engineer (Contract)
iCube FarmFebruary 2024 - December 2024
Architected and implemented advanced features for a leading job recruitment platform in Equatorial Guinea, focusing on candidate matching, SEO optimization, and analytics integration.
Key Achievements:
- Architected and implemented resume parsing and candidate matching system that reduced recruiter screening time by 70% and improved candidate quality ratings by 55%
- Engineered SEO optimization framework for public pages, generating 125% increase in organic traffic and 45% improvement in conversion rates
- Developed backend APIs for training cohort management that expanded platform utility beyond recruitment, creating new revenue streams
- Built analytics integration for user behavior tracking, providing actionable insights that guided feature development and increased user retention by 40%
Lead Developer
Mustard InsightsJune 2023 - January 2024
Led development of data analytics solutions for market research and consumer insights, including a React Native application for tracking fuel prices across Nigeria.
Key Achievements:
- Led development of Price Wiz, a React Native application for tracking fuel prices across Nigeria
- Designed and built core backend infrastructure for African data repository
- Created internal field agent tools that streamlined data collection processes, reducing verification time by 60% and improving data accuracy by 35%
- Contributed to platform architecture and landing page development, helping secure early-stage users before company restructuring
Software Engineer → Senior Engineer
Saw-T Concept (Fintech)2020 - 2024
Progressively assumed architectural responsibilities across fintech product ecosystem, building payment systems and mentoring junior developers.
Key Achievements:
- Built School Payment System (SPS) that enabled 15,000+ students across 25 schools to pay fees digitally, reducing payment processing time from days to minutes
- Developed informal tax collection system deployed in Jigawa State markets, increasing revenue collection efficiency by 85% and reducing leakage by 70%
- Progressively assumed architectural responsibilities across fintech product ecosystem, implementing standards that reduced system downtime by 90%
- Mentored junior developers, creating documentation and training materials that reduced onboarding time from 3 weeks to 5 days
For a complete overview of my professional experience and additional projects:
View My ResumeSome of my Freelance Projects
From concept to deployment, I've crafted these end-to-end solutions—handling everything from UI/UX design to full-stack development and production deployment.
Hajj Investment Platform (Almawaqeet)
Improved pilgrimage planning and investment with this comprehensive investment platform for Hajj services. I took this project from initial wireframes to a fully functional product, crafting intuitive UX flows that increased conversion rates by 35%. Built with a Next.js frontend and FastAPI backend. The platform is scheduled to launch publicly in Q3 2025, with final testing and optimization currently underway.
UI/UX DesignNext.jsFastAPIPaystackStripe
View Demo 
Inventory Management System (Repair EX)
Transformed warehouse operations for a Dubai-based electronics repair company with this custom inventory system. I designed the entire user experience and built both the React frontend and Express backend from scratch. The system reduced inventory discrepancies by 78% and cut processing time by 65%, handling over 500 daily transactions across multiple warehouses.
ReactExpressInventory ManagementInternal Tools
Fuel Price Tracker (Mustard Insights)
Developed a fuel price tracking mobile app for Nigerian consumers that unfortunately never launched due to the company going bankrupt. I had completed the UI/UX design and built both the mobile frontend and Django backend infrastructure before the project was terminated. The app was intended to track prices across stations in Lagos and Abuja to help users save money during Nigeria's fuel crisis.
Mobile AppDjango BackendData Tracking
View Demo 
ResQ - Safety App (In Progress)
Reimagining emergency response in Nigeria with this groundbreaking safety app. I'm designing and building the entire system from scratch—from UX wireframes to React Native frontend and Go backend with ML integration. The app will use AI to categorize incidents, connect users with appropriate emergency services, and provide real-time safety alerts based on location data.
Go BackendReact NativeMachine Learning
Architecture Design Additional projects are available upon request. Some projects are not displayed due to privacy and confidentiality agreements with enterprise clients.
Get In Touch
Have a project in mind or want to discuss potential opportunities? I'm open to freelance projects and actively seeking full-time roles in innovative teams!
Reach Out Directly
Email Me
sheryf.534@gmail.com© 2025
Currently available for full-time roles and select freelance projects