
wycliffe yegon
Senior Full-Stack Developer | DevOps
Salary / Daily rate
Nairobi, Kenya
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Full-Stack Developer with 5+ years building scalable web applications and payment systems. Led visa processing platform expansion to 20+ countries, boosting customer base by 29% and reducing onboarding time by 50%. Expert in React, Python, AWS, and blockchain development with proven revenue growth impact.
Work experience
Full Stack Developer
Höski
Apr 2025 - May 2025
2 months
Montreal, QC, Canada
Full Stack Engineer
ANSU
Aug 2024 - May 2025
10 months
Full Stack Engineer
SimpleVisa
Feb 2022 - Jul 2024
2 years 6 months
France · Remote
Responsibilities: - Developed and maintained visa application forms for a variety of countries including Kenya, Australia, Vietnam, Turkey, Cambodia, Thailand, Colombia, UAE, Korea, Indonesia, Azerbaijan, Jordan, Cape Verde, Oman, Ivory Coast, and more. - Utilized JSON data to streamline the process of retrieving country-specific information and visa requirements. - Built a PHP Laravel and React.js dashboard, automating verification workflows, streamlining processes, and reducing onboarding time by 50%. -Integrated Stripe and PayPal gateways, improving transaction success rates by 20% while significantly enhancing fraud detection and prevention. - Implemented conditional logic within the application forms to personalize the user experience based on applicant choices. - Created and optimized numerous components within the visa forms to enhance functionality and user interaction. Achievements: - Significantly contributed to a 29% increase in SimpleVisa's customer base since joining the company. Successfully scaled up visa processing capabilities to include more than 20 additional countries, expanding the company's service offerings and market reach. - Strategically employed essential components to minimize maintenance requirements, ensuring long-term efficiency and sustainability of the visa application system. - Played a key role in generating revenue growth for the company through the successful implementation of innovative visa processing solutions. Additional Contributions: - Collaborated with cross-functional teams to enhance the overall user experience and optimize conversion rates. - Actively participated in code reviews, providing valuable feedback and contributing to the continuous improvement of development practices. - Stayed updated on industry trends and best practices to incorporate cutting-edge technologies and methodologies into visa processing solutions.
Software Engineer
Digistore24 DACH
Jan 2020 - Mar 2022
2 years 3 months
Germany · Remote
Skills: Git · Systems Design · Blockchain · Django · Skill Development · Amazon Web Services (AWS) · Multithreading · Full-Stack Development · MERN Stack · Web Applications · Rust (Programming Language) · Test-Driven Development · Programming · Algorithm Development · Code Review · React Native · Go (Programming Language) · Distributed Systems · Decentralized Applications (DApps) · MongoDB · TypeScript · Written Communication · Lua · Scripting · Flask · Cloud Firestore · Back-End Web Development · Coding Practices · Google Cloud Platform (GCP) · Software Development · Problem Solving · Solution Architecture · Node.js · JavaScript Frameworks · AngularJS · GitHub · DevOps · Generative AI Tools · Computer Vision · Deep Learning · Python (Programming Language) · FinTech · Smart Contracts · Machine Learning · Ruby · GraphQL · Pattern Recognition · Cloud Computing · Solidity · English · FastAPI · Jira · Neural Networks · Object-Oriented Programming (OOP) · Web3 · Engineering · Elasticsearch · Kubernetes · Data Science · Artificial Intelligence (AI) · Microservices · Software Architecture · Computer Programming · Web Engineering · Computer Science
Frontend Developer intern
Microlan IT Services Pvt Ltd.
May 2019 - Aug 2019
4 months
Nairobi, Kenya
Responsibilities: Front-End Development: Developed responsive and user-friendly web applications using HTML, CSS, PHP and JavaScript, adhering to modern web standards and best practices. UI/UX Design Support: Collaborated with the design team to implement user interface designs, ensuring seamless integration of visual and interactive elements for an enhanced user experience. Cross-Browser Compatibility Testing: Conducted rigorous testing across multiple browsers and devices to ensure consistent functionality and appearance of web applications. Version Control Management: Utilized Git for version control, managing code repositories and facilitating collaboration among team members. Bug Fixing and Troubleshooting: Identified and resolved front-end bugs and issues promptly, maintaining the integrity and performance of web applications. Documentation and Reporting: Documented project requirements, development processes, and technical specifications, facilitating knowledge transfer and project continuity. Continuous Learning and Skill Development: Engaged in ongoing learning initiatives to stay updated with the latest front-end development technologies and trends. Achievements: Recognized for Exceptional Performance: Received commendation from the development team for consistently delivering high-quality code and demonstrating a strong understanding of front-end development principles. Contributed to Successful Project Launches: Played a key role in the development and launch of several client projects, contributing to their timely delivery and positive feedback. Implemented Performance Optimization Techniques: Implemented performance optimization techniques, resulting in significant improvements in page load times and overall user satisfaction. Enhanced User Experience: Introduced innovative UI/UX enhancements that improved user engagement and retention metrics, as evidenced by positive user feedback and increased site traffic.
Education
Jomo Kenyatta University of Agriculture and Technology (JKUAT)
Bachelor of Science - BS