Hey, I'm Bastian

Galway, Ireland

10+ years of experience.
Solution Architect & Tech Lead
Specialized in building unique, high-performance webs.

Experience

Solution Architect / Tech Leader

Corebiz/WPP/VML - Digital eCommerce Agency

2020 – Present

Designed and implemented full-stack architectures for eCommerce clients on Vtex IO platform.
Oversaw large-scale integrations: PIM for product data, ERP for SKU sync, third-party logistics.
Supported teams with DevOps practices: API authentication, cold-start mitigation, S3 security.
Advised clients on technical feasibility, performance, and long-term scalability.
Led post-go-live technical ownership and continuous improvement efforts.

Senior Frontend Developer

Mitocondria - Digital Agency

2014 – 2020

Managed technical delivery of React and Node.js applications.
Mentored junior developers, introduced code review pipelines and performance metrics.
Architected custom integrations with third-party services (CRMs, payment gateways).
Created internal tools in Python for automation of catalog, shipping, and policy rules.

Frontend Developer

Various clients

2006 – 2014

Began building websites as a hobby in high school for personal projects.
Developed and maintained web applications using HTML, CSS, JavaScript, and PHP.
Freelanced while studying, gaining experience with various technologies and frameworks.
Created Arduino and Raspberry Pi projects for IoT and automation.
Started freelancing as a developer, building websites and applications for local businesses.

Recent Projects

eCommerce Insights DashboardNew

Next.jsReactTailwind CSSRecharts

An interactive dashboard displaying key e-commerce KPIs (revenue, average order value, orders, sessions) with period comparisons, performance in real time.

Code Preview

SplitUp - Expense Sharing AppNew

FirebaseFlutterDart

A minimalistic mobile app for managing and splitting group expenses in real time, with automated balance tracking, settlements, and analytics.

Code Preview

Privilege – eCommerce + Payments Integration

ReactGraphQLNode.js

A secure, scalable online fashion retail platform integrated with an private branded, offering flexible installments payments. Driving 19.7 % uplift in revenue.

Code Preview

Latest Articles

2025-06-03Artificial Intelligence

LLM Evaluation: Why Testing AI Models Matters for Business Operations and Security

A comprehensive and deeply detailed exploration of why LLM evaluation is essential for operational reliability, security, compliance and trust.

#Artificial Intelligence

View all articles

About me

Hi! I'm Bastian Fredes, a passionate Solution Architect and Tech Lead based in Galway, Ireland.

I have 10+ years of experience building scalable, maintainable, and delightful digital products for companies and startups worldwide. My journey started as a hobby in high school, and today I lead distributed teams, design cloud-native architectures, and deliver high-impact solutions.

Led architecture for complex Vtex IO integrations (payments, Icecat, ERP sync) across LATAM and EU markets.
Tech Lead for distributed teams (React, Node.js, Python).
Cloud-native solutions with CI/CD, GitHub Actions, Docker, RESTful APIs.
Certified in Vtex IO development; experienced with Agile/Scrum.

My mission is to empower people and businesses through technology, mentoring, and continuous learning.
When I'm not coding, you'll find me exploring new tech, reading, or going on motorcycle adventures.

Performance Matters

Why care about performance?

Faster sites = happier users
Better SEO & higher conversions
Zero layout shift, smooth experience

I build with performance-first principles: fast loads, accessibility, and best practices by default.

Let’s make your site a 100!

Contact

Let's talk!

I'm open to new opportunities, collaborations, and freelance projects. You can contact me using the form or directly by email.

Email: me@bassfredes.dev|Phone: +353 8308 89 860