Felix Tsowa
@felixnt0
Frontend developer specializing in React and modern JavaScript frameworks, building scalable user-centric products.
What I'm looking for
I am a frontend developer with 4+ years building customer-focused products across E-commerce, FinTech, HealthTech, AgricTech, EdTech and SaaS using React, Next.js, React Native and modern JavaScript frameworks.
I have designed and developed scalable, high-performance user interfaces, integrated frontend components with backend services, and built backend APIs with Node.js and MongoDB while improving development processes and workflows.
I collaborate effectively with cross-functional teams, contribute to product design and QA (unit and integration tests), and deliver reliable, responsive applications optimized for performance and real-world usage.
Experience
Work history, roles, and key accomplishments
Frontend Developer
Paperdaz
Developed scalable, high-performance user interfaces with React, Vite and Next.js for client projects, used testing with Jest and collaborated with leadership to convert ideas into production applications.
Frontend Developer
Syncteams Studio
Designed and implemented responsive web applications using Next.js as part of a team to deliver AI-agent workflow products and improve user experience across web interfaces.
Full-Stack Developer (Contracts)
Independent Contracts
Built and maintained backend APIs with Node.js/Express and MongoDB and integrated them with React/Next.js frontends for multiple contract clients, addressing customer feedback and delivering feature improvements.
Full-Stack Developer
Starnet Tech & Ent Innovation
Built responsive, high-performance UIs for e-learning and client platforms using React and Next.js, developed backend APIs with Node.js/Express and MongoDB, and deployed Telegram bots and admin dashboards to streamline client engagement.
Frontend and Mobile Developer
Extension Africa
Built scalable, offline-capable mobile and web interfaces using React Native, Next.js and Firestore, implemented real-time notifications and improved frontend-backend integration for agricultural supply-chain products.
Full-Stack Developer
STL
Designed and developed scalable web interfaces with React, Vite and Next.js, implemented reusable components, collaborated on UI design with Figma, and contributed to testing and code reviews in an Agile remote environment.
Frontend Engineer & Mobile Developer
Contract Projects
Developed web and mobile products using React, Vue and React Native for fintech and investment clients, implemented features from product requirements and resolved issues from user testing.
Education
Degrees, certifications, and relevant coursework
Federal University of Technology Minna
Bachelor of Technology, Statistics
Completed a Bachelor of Technology in Statistics focusing on quantitative methods and data analysis applicable to tech and product development.
Tech stack
Software and tools used professionally
Postman
D3.js
Chart.js
Google Cloud Platform
GitHub
GitLab
Bitbucket
ESLint
Prettier
Kubernetes
Jenkins
GitHub Actions
GitLab CI
Pipedrive
React Native
Expo
CSS Modules
Jupyter
NumPy
Pandas
DB
MySQL
PostgreSQL
MongoDB
SQLite
Memcached
Cassandra
Gmail
Node.js
Next.js
NestJS
Tailwind CSS
Material-UI
Bootstrap Styled
three.js
Google Analytics
Mixpanel
Figma
Adobe Photoshop
Adobe XD
Telegram
Redis
Jira
styled-components
Ant Design
Mocha
Chai
React
Vue.js
Svelte
React Query
axios
Moment.js
Lodash
JavaScript
HTML5
ES6
CSS 3
JSON
TensorFlow
scikit-learn
Streamlit
Fastify
hapi
ent
fastlane
OneSignal
Sequelize
Datadog
Apollo
Google Workspace
Trello
ClickUp
GraphQL
Prisma
Firebase
Socket.IO
gRPC
Elasticsearch
WordPress
Strapi
Zustand
Vercel
Netlify
Firebase Hosting
TypeScript
React Testing Library
Chakra UI
Headless UI
OAuth2
Twilio
WebRTC
Formik
Wix
s3-lambda
Braintree
Canva
SQL
TestFlight
Hugging Face
Lottie
Cloudinary
LogRocket
Supabase
Shadcn/ui
Mantine
Playwright
TanStack Query
Railway
OpenAI API
DaisyUI
Vite
Builder.io
Zod
Recoil
Framer Motion
Paystack
Yup
Day.js
Recharts
Agora
Remote
React Spring
SWR
Availability
Location
Authorized to work in
Website
fkt-portfolio.vercel.appPortfolio
fkt-portfolio.vercel.appJob categories
Skills
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