Personal details

Ferenck V. - Remote full-stack developer

Ferenck V.

Based in: 🇭🇳 Honduras
Timezone: Central America (UTC-6)

About

Hi there! I’m Ferenck Vargas, an experienced backend software engineer and tech lead with over 10 years of industry expertise in API development, payment integrations, scalable architecture, and team leadership.

As a former college lecturer and mentor, I have a passion for guiding developers to unlock their full potential. I specialize in:

Revitalizing APIs and building high-performance backend systems.
Implementing payment integrations like Stripe to optimize business workflows.
Leading engineering teams to deliver scalable and reliable solutions.
Whether you're a beginner looking to understand software fundamentals or an experienced developer needing guidance on complex backend challenges, I’m here to help. Let’s tackle your projects together!

Work Experience

Head of Engineering
Kissmetrics | Jan 2024 - Aug 2024
React
Led a cross-functional team of engineers to deliver high-concurrency backend solutions while driving the product roadmap. Designed scalable integrations with platforms like Unity and Unreal Engine and managed complex architectures involving Kafka, Redis, and Spark. Key Contributions: Spearheaded system reliability improvements, maintaining a 99.9% uptime SLA. Architected integrations with third-party platforms, leveraging Ruby, React.js, and C#. Mentored team members to foster professional growth and collaboration.
Senior Full Stack Engineer
Practice | Oct 2021 - Sep 2023
Node.js
API
TypeScript
Firebase
Stripe
React
JavaScript
Next.js
Firestore
Fastify
Developed critical backend systems with a focus on payment integration and API development. Played a pivotal role in transitioning the platform to a scalable and modern infrastructure. Key Contributions: Implemented seamless payment features using the Stripe API. Designed and launched a new API version, ensuring scalability and maintainability. Provided technical leadership, enabling efficient development practices.

Education

Universidad Tecnológica Centroamericana
Master's degree・Project Management
Jul 2009 - Sep 2011
Universidad Tecnológica Centroamericana
Bachelor's degree・Computer Systems
Jan 2003 - Sep 2008