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Builder • Engineer • Entrepreneur
Ben Havenga.
ENG_MECH
FIN_IB_STRAT
Building startups, solving problems, and creating impact through engineering, AI, and entrepreneurship
Portfolio_Main_v2.0
Selected Work
Auth: BH_DEVLoc: IE_DUBStatus: DEPLOYEDSecurity: LVL_04
Work_History
Work Experience
Where I've worked and what I've built
2024 - 2025
Crisp Chilli
2024 - 2025
€20k+ Rev
Founder & Director
- Scaled to €20k+ revenue in first year with profitability
- Full P&L responsibility and working capital management
- Expanded into higher-margin B2B corporate branding
DUBLIN, IE
2024 - 2025
Ubisense
2024 - 2025
RTLS Systems
Software Intern
- Built predictive software for real-time locating tags
- Invited back part-time after internship
- Created interfaces for complex logistics processes
CAMBRIDGE, UK
Summer 2025
Saol Therapeutics
Summer 2025
+15% Prod.
Operations Intern
- Optimized procurement workflow across Finance & IT
- Developed AI solutions for document classification
- Reduced administrative burden significantly
DUBLIN, IE
Oct 2025 - Present
Dublin Padel League
Oct 2025 - Present
250+ Players
Platform Director
- Built full online platform from scratch (Vue.js, Firebase)
- Manage league operations across 8+ venues in Dublin
- Grew from 0 to 250+ active players in 4 months
DUBLIN, IE
Sep 2025 - Present
Fitzwilliam LTC
Sep 2025 - Present
Events
Sports Assistant
- Built platform for internal leaderboard and member rankings
- Manage and coordinate sporting events and tournaments
- Streamlined administrative processes for club operations
WICKLOW, IE
Skills_Overview
What I Know
Technical skills, tools, and expertise
Frontend Development
Vue.js
Next.js
React
TypeScript
TailwindCSS
Backend & Database
Node.js
Firebase
Python
APIs
Cloud Functions
AI & Machine Learning
LLMs
AI Agents
TensorFlow
LangChain
Prompt Engineering
Financial Modeling
DCF Valuation
LBO Models
3-Statement Modeling
Sensitivity Analysis
Corporate Finance
M&A Analysis
P&L Management
Working Capital
Business Valuation
Development Tools
Git
Vercel
Docker
VS Code
Postman
Finance & Data Tools
Excel/VBA
Bloomberg Terminal
Stripe
Power BI
Business & Leadership
Entrepreneurship
Product Management
Team Leadership
Strategic Planning
Background
My Education
Academic Record
Expected May 2028
Trinity College Dublin
MEng Mechanical Engineering
Grade
First Class Honours
Location
Dublin, IE
Highlights
Strategic Financial Management, Data Structures, Linear Algebra, Statistics, Computational Sciences.
Core Focus: Mechanical Systems & Strategic Finance