Results-oriented Fullstack Developer with 5+ years of experience designing and scaling web, mobile, and SaaS applications. Skilled in React, Next.js, Node.js, TypeScript, React Native, and DevOps (Docker, Kubernetes, CI/CD). Experienced in RESTful APIs, microservices, and database optimization, with a proven ability to lead teams and build AI-powered, data-driven systems that drive measurable business value…

Winnard Arthur

Results-oriented Fullstack Developer with 5+ years of experience designing and scaling web, mobile, and SaaS applications. Skilled in React, Next.js, Node.js, TypeScript, React Native, and DevOps (Docker, Kubernetes, CI/CD). Experienced in RESTful APIs, microservices, and database optimization, with a proven ability to lead teams and build AI-powered, data-driven systems that drive measurable business value…

Available to hire

Results-oriented Fullstack Developer with 5+ years of experience designing and scaling web, mobile, and SaaS applications. Skilled in React, Next.js, Node.js, TypeScript, React Native, and DevOps (Docker, Kubernetes, CI/CD). Experienced in RESTful APIs, microservices, and database optimization, with a proven ability to lead teams and build AI-powered, data-driven systems that drive measurable business value

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Skills

Experience Level

React JS
Expert
Node.js
Expert
MongoDB
Expert
TypeScript
Expert
PostgreSQL
Expert
JavaScript
Expert
Docker
Expert
Tailwind
Expert
Flutter
Expert
React Native
Expert
tRPC
Expert
GraphQL
Expert
Github
Expert
AWS
Expert
Kubernetes
Expert
Jira
Expert
HTML5
Expert
Figma
Expert
Express
Expert
CSS
Expert
SaaS
Expert
Redis
Expert
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Language

English
Fluent

Work Experience

Technical Lead - Fullstack (Web & Mobile) & DevOps at Sesi Technologies
January 1, 2025 - November 5, 2025
Architected and deployed FarmSense, across-platform agriculture and soil intelligence platform built with Next.js, TypeScript, and Flutter, serving thousands of farmers and field agents. Improved deployment efficiency by 40% with Dockerized CI/CD pipelines. Directed a team of 4 engineers, achieving a 95% sprint completion rate using Agile methodologies. Automated version control and migration workflows, cutting manual effort by 70%. Aligned development goals with business strategy to improve client satisfaction.
Senior Frontend Developer at Sesi Technologies
December 1, 2024 - December 1, 2024
Developed Agromarket Dashboard and customer store with React, Next.js, and Tailwind CSS, increasing adoption by 60%. Mentored developers, improving delivery throughput by 30% and ensuring consistent code quality. Authored comprehensive documentation and collaborated closely with design/backend teams.
Frontend Developer at Sesi Technologies
October 1, 2023 - October 1, 2023
Delivered Farmerpack Dashboard in 6 weeks, enabling better internal management. Conducted product training that reduced support requests by 80% and improved user satisfaction.
Fullstack Developer (Contract -Remote) at McGill University – Canada
December 1, 2024 - December 1, 2024
Built and deployed two production applications using Next.js, Node.js, and MongoDB. Designed dashboards for real-time order tracking and analytics across multiple campuses. Enhanced performance by 35% via backend optimization and API caching.
Fullstack Developer Intern at Waiterio LLC
May 1, 2022 - May 1, 2022
Built and tested multi-language web apps in React/Vue. Published a technical article on Polyblog about React -Vue integration.

Education

BSc. Chemical Engineering at Kwame Nkrumah University of Science and Technology (KNUST)
August 1, 2018 - September 1, 2022

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Agriculture & Mining
    paper FarmSense - Soil Intelligence and Field Mapping Platform

    FarmSense enables agricultural organizations to map their farmers’ fields, measure key soil health indicators, and deliver actionable, science-based recommendations directly to farmers—in the field, in minutes.

    KEY FEATURES

    👨‍🌾 Farmer Management: Register farmers, record farm locations, and track historical soil test data.
    🗺️ Field Mapping: Accurately map and measure fields using built-in geolocation tools.
    ⚡ Real-Time Soil Testing: Instantly capture and process soil health data.
    🤖 AI-Powered Recommendations: Generate tailored nutrient management plans based on soil test results and crop type.
    📶 Offline Functionality: Map and manage farmers even without an internet connection.
    📊 Report Generation: Create professional soil health reports and share them via WhatsApp, email, or print.
    🌱 Multi-Crop Support: Access a growing database of crop protocols for more accurate recommendations.
    🔒 Data Security: All data is securely stored and backed up for your organization.