Juan Valentín Cortés Fábregas

Available to hire

Hi, I’m Juan Valentín Cortés Fábregas (孔冠珺). I help businesses unlock growth with tailored AI solutions, simplifying complexity into tangible results.

About

Hi, I’m Juan Valentín Cortés Fábregas (孔冠珺). I help businesses unlock growth with tailored AI solutions, simplifying complexity into tangible results. I work to optimize processes, automate tasks, and drive innovation so teams can focus on high-value work.

With a background spanning IT change management, software engineering, and AI-enabled applications across Europe, I design and deploy intelligent automation, chatbots, and AI-powered decision support. I’m passionate about turning data into actionable insights and helping organizations scale responsibly.

  • Joined November 2025

Languages

  • EnglishFluent
  • Spanish; CastilianFluent
  • GermanFluent
  • ItalianAdvanced
  • FrenchIntermediate
  • Greek, ModernBeginner
  • ChineseBeginner
  • ArabicBeginner
  • GeorgianBeginner
  • RussianBeginner

Industry experience

  • Software & Internet
  • Professional Services
  • Healthcare
  • Life Sciences
  • Transportation & Logistics
  • Education

Projects · 1

Some highlights of my recent work include:

  • Intelligent automation & chatbot for a transportation company: Replaced repetitive phone-based data collection with a web and WhatsApp chatbot, saving employees several hours each week and streamlining customer interactions.

  • Invoice classification automation for a livestock farmer: Built a solution that ensures accurate accounting and eliminates mismatches, enabling the client to focus on core business operations instead of administrative tasks.

  • Customer support chatbots for my own businesses: Implemented 24/7 assistance systems that reduced dependency on human operators while improving customer satisfaction.

  • Custom GPT for health & sports habits: Developed a guidance system to coach users toward extreme health and sustainable fitness routines.

  • AI-powered Android application: Designed an app that tracks business tasks and personal well-being, increasing productivity by aligning performance metrics with user wellness.

Feel free to check out my website paineerlab.com for more information and screenshots.

Work experience· 16 roles

Principal Associate Consultant · reshuffle.aiOct 2025 – Present · 1 yr 2 mos

Leading AI solutions and intelligent automation projects, including chatbot implementations for transportation companies, invoice classification automation, 24/7 chatbots for customer support, custom GPT for health & sports habits, and an AI-powered Android task-tracking app.

IT Change Management Specialist · BioNTech SESep 2024 – Sep 2024 · 1 mo

Led IT change management and incident analysis to stabilize business services. Coordinated issue resolution, identified root causes, and defined long-term solutions. Produced monthly critical-incident reports for senior management and contributed to harmonisation and process improvements.

AI Solutions Specialist · pAIneer LabApr 2024 – Nov 2025 · 1 yr 8 mos

Current role leading intelligent automation and chatbot initiatives. Replaced repetitive phone-based data collection with web and WhatsApp chatbots for a transportation company, saving employees hours weekly. Built an invoice classification automation for a livestock farmer to ensure accurate accounting. Implemented 24/7 customer support chatbots for own businesses. Developed a Custom GPT for health and sports habits. Created an AI-powered Android app to track business tasks and personal well-being.

IT Change Management Specialist · BioNTech SEJul 2022 – Sep 2024 · 2 yrs 3 mos
Software Engineer · SV Informatik GmbHJun 2022 – Jun 2022 · 1 mo
Software Engineer · SV Informatik GmbHJul 2019 – Jun 2022 · 3 yrs
Incident Manager · RocheJun 2019 – Jun 2019 · 1 mo
Software Engineer · IndraNov 2018 – Nov 2018 · 1 mo

Education· 9

Master's degree · Vienna University of Technology2009 – 2010
Master's degree, IT Engineering · Universidad de Sevilla2004 – 2009
Master's degree, Artificial Intelligence · IA Profit Academy2023 – 2024
Certified Consultant in AI and Digital Marketing · IA Profit Academy2024 – 2025

Certifications and awards· 8

ISIS Papyrus Certification Level 12030 – 2025
AI Engineer certification2030 – 2025
ITIL Foundation Level2030 – 2025
Lean Six Sigma White Belt Certification2030 – 2025

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