Javier Hengda

Computer Engineer

Available for new opportunities

AI/ML Engineer &Full-Stack Developer

I design, build and deploy production-ready machine-learning services and modern web applications that turn data into real-world impact. My work spans model research, scalable APIs, cloud-native infrastructure and end-to-end DevOps automation.

AI Solution Architect
End-to-End ML Engineer
Backend API Specialist
Cloud-Native Practitioner
CI/CD Automation Advocate
Clean Code Enthusiast
Always Learning
Javier Hengda - AI/ML Engineer

Technical Expertise

Comprehensive skill set spanning the entire AI/ML pipeline from research to production

ML / Data Science

Shipped 4 PyTorch microservices to prod (>1M req/mo)

18 skills
●●●Python●●●PyTorch●●●Deep Learning●●●Computer Vision●●●NLP●●●Neural Networks
●●○TensorFlow●●○Scikit-learn●●○Pandas●●○NumPy●●○Hugging Face●●○PyTorch Lightning
●○○Keras●○○OpenAI●○○Anthropic●○○Gemini●○○Llama●○○Reinforcement Learning

Backend & APIs

Built scalable REST/GraphQL APIs serving 10K+ concurrent users

15 skills
●●●FastAPI●●●JavaScript/TypeScript●●●Vue.js●●●PostgreSQL●●●REST APIs
●●○Django●●○Java●●○Express●●○MySQL●●○GraphQL
●○○Flask●○○Nuxt.js●○○C/C++●○○Rust●○○MongoDB

Cloud & DevOps

Automated CI/CD pipelines with 99.9% uptime

10 skills
●●●Docker●●●GCP●●●CI/CD●●●Kubernetes●●●Terraform●●●GitHub Actions
●●○Firebase●●○Supabase●●○Cloudflare●●○Monitoring

Data Engineering

Processed 100TB+ datasets with distributed computing

7 skills
●●●Apache Spark●●●Hadoop●●●Data Pipelines
●●○Model Serving●●○A/B Testing
●○○MLOps●○○ETL
●●●Core (Daily use)
●●○Proficient (Weekly)
●○○Familiar (Exploring)

Featured Projects

Open-source projects and production systems showcasing software engineering expertise

Battleship Game

Battleship Game

1

Multiplayer Battleship game with real-time multiplayer functionality and a responsive UI.

Vue.jsDjangoSQLite
Iris Classifier Microservice

Iris Classifier Microservice

1

Real-time inference API serving a PyTorch model for iris-species classification; fully containerised and CI-tested.

FastAPIPyTorchDocker
Sticker Sales Forecasting

Sticker Sales Forecasting

1

End-to-end forecasting pipeline across 6 countries & 7 years, reaching a 4.8 % MAPE via feature engineering and Optuna tuning.

PythonPandasOptuna
CookBookApp

CookBookApp

1

Android recipe manager with offline caching, secure multi-device sync and MVVM clean architecture.

JavaFirebaseMVVM
imUB — Movie & Series Manager

imUB — Movie & Series Manager

1

Desktop app to catalogue and track media libraries with optimised SQLite DAO layer (<150 ms queries).

JavaJavaFXSQLite

Education & Certifications

Building technical expertise through formal education and professional certifications

B.Sc. Computer Engineering

University of Barcelona
Barcelona, Spain
2022 - 2026 (Expected)

Pursuing comprehensive education in computer engineering with focus on software development, algorithms, and system design.

  • Studying advanced programming concepts
  • Learning software architecture and design patterns
  • Building foundation in computer science principles

Mathematics for Machine Learning

Imperial College London
Online Certification
2024

Comprehensive certification covering linear algebra, calculus, and statistics for machine learning applications.

  • Mastered mathematical foundations for ML
  • Applied linear algebra to real-world problems
  • Completed hands-on mathematical exercises

IBM Data Analyst Professional Certificate

IBM
Online Certification
2024

Professional certification program covering data analysis, visualization, and business intelligence tools.

  • Learned data analysis with Python and SQL
  • Created interactive dashboards and visualizations
  • Completed real-world data analysis projects
Let's Connect

Ready to Collaborate?

I'm always excited to discuss innovative software projects, research opportunities, and potential collaborations. Let's build something amazing together.

Quick Response

24h response time
100% confidential

Send a Message

Tell me about your project and I'll get back to you within 24 hours.

Javier Hengda

Computer Engineer

Passionate about building intelligent systems that solve real-world problems. Specializing in software development, algorithms, and system design. Interested in AI, machine learning, and computer vision.

Latest Projects

Battleship Game
Open-source
Iris Classifier Microservice
Open-source
Forecasting Sticker Sales
Open-source

© 2025 Javier Hengda. All rights reserved. Built with and cutting-edge AI.

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