Available
Full Stack Developer

Serena Sania Esteve

I build web and cross-platform apps combining technical judgement, attention to detail and a creative spirit.

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72 projects 14 technologies DAM · Valencia
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Illustration of Serena with her laptop
Full Stack Developer · Valencia
Serena Sania Esteve
Full
Stack
Dev
About

Hi,
I'm Serena

Full Stack Developer in training, currently studying a Higher Vocational Degree in Cross-Platform App Development (DAM). My background combines real administrative experience with a growing specialisation in technology.

I love building digital solutions that bring together functionality and design. Problem-solver, organised and entrepreneurial.

EntrepreneurialCommunicationTeamwork Problem-solverDigital marketingApplied AI
serenaestevee@gmail.com Mislata, Valencia github.com/serenaesteve linkedin.com/in/serena-sania-esteve
Tech stack

Technologies &
tools

stack.py serena@portfolio 

          
# stack.py · what I use to build things ✨

          
​

          
serena = {

          
    "frontend": ["HTML5 / CSS3", "JavaScript", "Tailwind CSS", "Pug"],

          
    "backend":  ["Python", "PHP", "C", "C++", "Flask"],

          
    "data":     ["SQL / SQLite", "MongoDB"],

          
    "ai":       ["Ollama", "Web Scraping"],

          
    "marketing":["SEO / SEM"],

          
}

          
​

          
print(sum(map(len, serena.values())), "technologies and still learning 🚀")
$ python stack.py
14 technologies and still learning 🚀
Projects

What I've
built

72 projects in total

01
Thais Esteve · Photography
Website for a professional family and nature photographer. Galleries, social media and contact form.
HTMLCSSJS
02
Netflix Thais
Netflix-style photo gallery for photographer Thais Esteve. Section navigation with thumbnails and viewer.
PHPJSON
03
Portfolio Website
Flask and SQLite web app to manage and showcase professional portfolios. Full Python backend.
PythonFlaskSQLiteHTML/CSS
04
CRM Serena
Customer relationship management system. Tracking, documentation and full management.
PythonSQL
05
IMAP Mail
Email client using the IMAP protocol to read and manage emails from Python.
PythonIMAP
06
Thais Mail
Automated email sending system for photographer Thais Esteve.
Python
07
Web Image Downloader
Tool to automatically download images from web pages.
Python
08
AI Image Downloader
Image generation and download using artificial intelligence.
PythonAI
09
Ollama Résumé
App that uses local AI (Ollama) to automatically analyse and improve résumés.
PythonOllamaAI
10
Pet Adoption Website
Web platform to manage pet adoptions, with an admin panel.
HTMLCSSJS
11
AI for Nutrition
Artificial intelligence app applied to nutrition and dietetics.
PythonAI
12
AI Basics
Introductory artificial intelligence project with basic models and examples.
PythonAI
13
Logos
Collection of designs and logo creation with design tools.
CSSHTML
14
Pug · Templating
Project using the Pug template engine to generate HTML dynamically.
PugHTMLCSS
15
Tailwind CSS
Interface layout practice with the Tailwind CSS framework.
TailwindHTML
16
Website with Control Panel
Complete website with a built-in control panel for content management.
HTMLCSSJS
17
Entrenaria
Web app to manage workouts and exercise routines.
HTMLCSSJS
18
Pet Shop
Online pet store with catalogue and checkout system.
HTMLCSSJS
19
Pet Shop Control Panel
Admin panel to manage inventory and orders for the Pet Shop store.
HTMLCSSJSPython
20
Toy Store
Admin panel for the complete management of a toy store.
HTMLCSSPythonSQL
21
Improved Toy Store
Improved version of the toy store with new features and an optimised design.
HTMLCSSPythonSQL
22
Blog Conia · Articles
Blog publishing and content management system with a dynamic architecture.
PythonHTMLCSS
23
AI Course Landing Page
Landing page redesign for an artificial intelligence course. Focused on conversion and UX.
HTMLCSSJS
24
Panel Admin · Getypost Thais
Admin panel to manage posts and digital content for photographer Thais Esteve.
PythonHTMLCSS
25
SEO Ranking
Organic search ranking analysis and optimisation applied to real websites.
HTMLCSSSEO
26
Web Scraper
Tool for automatic data extraction and processing from web pages.
PythonJSON
27
Email Automation System
Automated email management system. Reads, classifies and automatically replies to emails.
PythonIMAPAutomation
28
Quote & Invoice Generator
Web app to automatically generate quotes and invoices quickly and professionally.
HTMLCSSJavaScript
29
Document Classification Platform
Smart platform to automatically classify and organise documents using AI.
PythonAIAutomation
30
Automatic Data Extraction Tool
Tool to automatically extract and process data from different web sources.
PythonScrapingAutomation
31
Internal Virtual Assistant for Employees
AI virtual assistant so employees can look up internal procedures quickly and easily.
PythonAIFlask
32
Customer Service Chatbot
Chatbot embedded in a website for AI-powered automated customer service.
PythonAIHTMLCSS
33
Automatic Query Response System
Automated system that answers frequent customer questions using AI.
PythonAIAutomation
34
Sales Analytics Platform
Platform that generates automatic reports and detects business trends from sales data.
PythonAISQLAutomation
35
Business Dashboard with KPIs
Business dashboard with automatically generated key performance indicators.
PythonSQLAIAutomation
36
Demand & Sales Forecasting System
Basic predictive system to estimate demand and forecast future sales with AI.
PythonAISQLData
37
Automatic Customer Segmentation
Tool that automatically segments customers by purchasing behaviour using AI.
PythonAISQLData
38
iLove PDF
Tool to easily manage, convert and edit PDF files.
PythonPDFHTML
39
Smart Sales Opportunity Tracking
Smart system to track sales opportunities and generate business alerts.
PythonAISQLAutomation
40
WhatsApp Assistant
Smart assistant built into WhatsApp to automate replies and handle enquiries.
PythonAIWhatsAppAutomation
41
Administrative Process Automation
Automation of repetitive administrative processes through digital workflows.
PythonAutomationWorkflows
42
Document Digitisation Platform
Platform to digitise and centrally organise business documents.
PythonFlaskSQL
43
Business Report Generation Assistant
Assistant for the automatic generation of periodic business reports with AI.
PythonAIAutomation
44
Decision Support Tool
Decision support tool based on automatic analysis of historical data.
PythonAIData
45
Customer Satisfaction Analysis System
Customer satisfaction analysis system through review processing.
PythonAINLP
46
Business Copilot with Internal Docs
Business copilot trained on the company's internal documentation to help employees.
PythonAIFlask
47
HR Automation System
Automation of HR tasks such as handling applications and résumés.
PythonAIAutomation
48
Productivity Monitoring & Analysis Platform
Platform to monitor and analyse the internal productivity of teams and companies.
PythonFlaskSQL
49
Automatic Corporate Content Generation
Tool to automatically generate marketing content and corporate communications with AI.
PythonAIAutomation
50
Sales Management Support System
System that suggests customer follow-up actions to support sales management.
PythonAISQL
51
Noir Detective
Interactive noir adventure game with narrative and decision-making.
PythonAIGame
52
Digitisation Platform for Small Businesses
Affordable digitisation platform for small businesses with fast, low-cost rollout.
PythonFlaskSQL
53
Business Technology Audit Service
Technology audit and digital maturity assessment service for businesses.
PythonFlaskSQL
54
Business Data Integration Platform
Platform that integrates data coming from different existing business software.
PythonFlaskSQL
55
Progressive AI Adoption System
System for progressive AI adoption adapted to the growth of the company.
PythonAIFlask
56
Automatic Schedule & Task Organiser
Tool to automatically organise business schedules and tasks with AI.
PythonAIAutomation
57
After-Sales Service Automation System
System to automate after-sales customer service processes.
PythonAIAutomation
58
AI Solutions Maintenance Service
Maintenance and continuous improvement service for deployed artificial intelligence solutions.
PythonAIFlask
59
SPower
Web app built with Python and Flask.
PythonFlaskSQL
60
RAG Serena
Custom RAG (Retrieval-Augmented Generation) system with local AI.
PythonAIRAG
61
AI Digital Menu for Restaurants
Interactive AI-powered digital menu for restaurants, with personalised recommendations.
PythonAIFlask
62
AI Candidate Management Platform
Platform to manage candidates in AI-assisted recruitment processes.
PythonAIFlask
63
Portify
Platform to create professional portfolios with AI quickly and easily.
PythonAIFlask
64
Jefry
Smart assistant built with Python and local AI.
PythonAIFlask
65
Labora TAME Time Tracking
Time and attendance system for TAME Formación integrated with Labora.
PythonFlaskSQL
66
SAO Labora
Management and automation platform for Labora built for TAME Formación.
PythonFlaskSQL
67
Labora TAME
Internship and training management system for TAME Formación integrated with Labora.
PythonFlaskSQL
68
Competitor SaaS
SaaS tool to analyse and monitor business competitors.
PythonFlaskSQL
69
TableTop Tracker
Board game match tracker with multiplayer Elo ranking, recommender and AI assistant.
PythonFlaskAISQLite
70
SGT — Super GT
3D sports car game built from scratch.
Three.jsJavaScript3D
71
File-Based Information Management
Python system to manage information stored in files.
PythonFilesSQLite
72
Serena IU
Custom user interface built with HTML, CSS and JavaScript.
HTMLCSSJavaScript
Career

Experience
so far

DeveloperAtinem 2.0 13/05/2026 — 16/06/2026 · Internship
  • 100-hour programming internship
  • Built 3 management programs to automate administrative processes
Administrative AssistantMislata Formación SL 2022 — Present
  • Phone and in-person customer service
  • Document management and reporting
  • Marketing and social media
  • Company equality plan
Administrative AssistantNEMASA · City Council 3 months · Social employment plan
  • Time and attendance control
  • Documentation and reports
Administrative AssistantFOREDU 3 months · Internship
  • Document management
  • Writing communications
  • Information research
Learning

Education &
knowledge

Academic background
Cross-Platform Application Development (DAM)
TAME Formación
Currently studying
Administrative Assistant Technician
Colegio Santa Cruz de Mislata
2019 — 2021
Secondary Education
Colegio Santa Cruz de Mislata
2015 — 2019
Languages
SpanishNative
ValencianAdvanced
EnglishA2 · Improving
Additional training
AI applied to businessEquality plans CRMSEM management Social Media levels 1 & 2Advanced touch typing Contasol & FactusolAdvanced Office
Contact

Shall we
work together?

I'm available for projects, collaborations and new opportunities. Feel free to get in touch.

Emailserenaestevee@gmail.com GitHubgithub.com/serenaesteve LinkedInserena-sania-esteve Phone637 383 762 LocationMislata, Valencia
Let's
talk.
Send a message
SerenaGPT