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Kossi A Kponvi

@kossiakponvi

Tech Lead | Software Engineering Team Lead | FinTech & Payments | Cloud-Native Architecture & DevSecOps | Driving Scalable, Secure Financial Platforms

United Kingdom

Message

What I'm looking for

I seek leadership roles where I can drive cloud-native, secure fintech platforms, mentor engineers, and accelerate delivery through DevSecOps and scalable architecture.

Software Engineering Team Lead with 7+ years of experience delivering secure, scalable platforms in fintech, SaaS, and enterprise environments. Proven expertise in leading cross-functional teams, integrating global payment solutions (Visa, Mastercard, Stripe, Apple Pay, Mobile Money), and architecting cloud-native systems using AWS, Kubernetes, Docker, Ansible, and Istio. Hands-on experience with enterprise technologies including Java, Spring Boot, Apache Kafka, Jenkins, GitLab, SonarQube, Nexus, Swagger API, SOAP, Vault, and WildFly, enabling resilient, compliant, and high-performance financial applications. Skilled in DevSecOps, CI/CD, and microservices, with a track record of accelerating delivery by 40-60% while improving reliability and ROI.

Experience

Work history, roles, and key accomplishments

Current

Software Engineering Team Lead

Current

FastDox

Dec 2024 - Present (1 year 6 months)

Lead development of enterprise-grade financial platforms using PHP and Laravel, architected AWS cloud-native solutions to improve scalability and resilience, and drove Agile delivery across cross-functional teams.

PHP Laravel AWS Cloud Architecture Kubernetes Docker Agile CI CD Team Leadership

Senior Software Engineer

Avoul LLC

Jan 2022 - Nov 2024 (2 years 10 months)

Led a distributed engineering team to design and deliver fintech applications with 95% adherence to budgets and timelines, designing backend services in Node.js/TypeScript and front-ends in React/Vue.

Node TypeScript React Vue.Js Distributed Teams Agile Testing CI CD Architecture

Senior Software Engineer

Dara Groups

Jul 2021 - Dec 2021 (5 months)

Developed a responsive company web portal improving visibility 10-20% and built mobile-ready front-end apps with Vue.js and Framework7, reducing native app costs by two-thirds and growing users 15%.

Vue.Js Responsive Design Performance Optimization JavaScript UX

CTO & Senior Software Engineer

United Fintech Ltd

Dec 2019 - Apr 2021 (1 year 4 months)

Led product development with Java/Spring Boot, Docker, Kubernetes and Ansible, integrated global payment APIs and implemented CI/CD pipelines that accelerated releases 40-60% while achieving 99.99% uptime.

Java Spring Boot Docker Kubernetes Ansible Gitlab Jenkins Apache Kafka

Software Engineer & AI Trainer

Code Coast

Jul 2019 - Nov 2019 (4 months)

Trained 20-30 students in Python, AI, and Data Science and mentored 7-10 startups to develop viable fintech and digital products, delivering hands-on JavaScript and React Native training.

Python Machine Learning Data Science JavaScript React Native Training Mentorship Curriculum Development

Lead Software Engineer

Brich Company Ltd

Jul 2016 - Jul 2019 (3 years)

Architected and developed a management system (Laravel, JavaScript, MySQL) that improved stock tracking 70% and task management 80%, increasing ROI 15-20% and team productivity 30-40%.

Laravel PHP JavaScript MySQL DevOps Linode Agile